Merge PR #122: feat: 用户自定义属性系统 + Wechat 字段迁移

backend/cmd/server/wire_gen.go

@@ -114,15 +114,19 @@ func initializeApplication(buildInfo handler.BuildInfo) (*Application, error) {
 	gitHubReleaseClient := repository.NewGitHubReleaseClient()
 	serviceBuildInfo := provideServiceBuildInfo(buildInfo)
 	updateService := service.ProvideUpdateService(updateCache, gitHubReleaseClient, serviceBuildInfo)
+	systemHandler := handler.ProvideSystemHandler(updateService)
+	adminSubscriptionHandler := admin.NewSubscriptionHandler(subscriptionService)
+	adminUsageHandler := admin.NewUsageHandler(usageService, apiKeyService, adminService)
+	userAttributeDefinitionRepository := repository.NewUserAttributeDefinitionRepository(client)
+	userAttributeValueRepository := repository.NewUserAttributeValueRepository(client)
+	userAttributeService := service.NewUserAttributeService(userAttributeDefinitionRepository, userAttributeValueRepository)
+	userAttributeHandler := admin.NewUserAttributeHandler(userAttributeService)
+	adminHandlers := handler.ProvideAdminHandlers(dashboardHandler, adminUserHandler, groupHandler, accountHandler, oAuthHandler, openAIOAuthHandler, geminiOAuthHandler, antigravityOAuthHandler, proxyHandler, adminRedeemHandler, settingHandler, systemHandler, adminSubscriptionHandler, adminUsageHandler, userAttributeHandler)
 	pricingRemoteClient := repository.NewPricingRemoteClient()
 	pricingService, err := service.ProvidePricingService(configConfig, pricingRemoteClient)
 	if err != nil {
 		return nil, err
 	}
-	systemHandler := handler.ProvideSystemHandler(updateService)
-	adminSubscriptionHandler := admin.NewSubscriptionHandler(subscriptionService)
-	adminUsageHandler := admin.NewUsageHandler(usageService, apiKeyService, adminService)
-	adminHandlers := handler.ProvideAdminHandlers(dashboardHandler, adminUserHandler, groupHandler, accountHandler, oAuthHandler, openAIOAuthHandler, geminiOAuthHandler, antigravityOAuthHandler, proxyHandler, adminRedeemHandler, settingHandler, systemHandler, adminSubscriptionHandler, adminUsageHandler)
 	billingService := service.NewBillingService(configConfig, pricingService)
 	identityCache := repository.NewIdentityCache(redisClient)
 	identityService := service.NewIdentityService(identityCache)

backend/ent/client.go

@@ -25,6 +25,8 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
 	"github.com/Wei-Shaw/sub2api/ent/usersubscription"
 
 	stdsql "database/sql"
@@ -55,6 +57,10 @@ type Client struct {
 	User *UserClient
 	// UserAllowedGroup is the client for interacting with the UserAllowedGroup builders.
 	UserAllowedGroup *UserAllowedGroupClient
+	// UserAttributeDefinition is the client for interacting with the UserAttributeDefinition builders.
+	UserAttributeDefinition *UserAttributeDefinitionClient
+	// UserAttributeValue is the client for interacting with the UserAttributeValue builders.
+	UserAttributeValue *UserAttributeValueClient
 	// UserSubscription is the client for interacting with the UserSubscription builders.
 	UserSubscription *UserSubscriptionClient
 }
@@ -78,6 +84,8 @@ func (c *Client) init() {
 	c.UsageLog = NewUsageLogClient(c.config)
 	c.User = NewUserClient(c.config)
 	c.UserAllowedGroup = NewUserAllowedGroupClient(c.config)
+	c.UserAttributeDefinition = NewUserAttributeDefinitionClient(c.config)
+	c.UserAttributeValue = NewUserAttributeValueClient(c.config)
 	c.UserSubscription = NewUserSubscriptionClient(c.config)
 }
 
@@ -169,19 +177,21 @@ func (c *Client) Tx(ctx context.Context) (*Tx, error) {
 	cfg := c.config
 	cfg.driver = tx
 	return &Tx{
-		ctx:              ctx,
+		ctx:                     ctx,
-		config:           cfg,
+		config:                  cfg,
-		Account:          NewAccountClient(cfg),
+		Account:                 NewAccountClient(cfg),
-		AccountGroup:     NewAccountGroupClient(cfg),
+		AccountGroup:            NewAccountGroupClient(cfg),
-		ApiKey:           NewApiKeyClient(cfg),
+		ApiKey:                  NewApiKeyClient(cfg),
-		Group:            NewGroupClient(cfg),
+		Group:                   NewGroupClient(cfg),
-		Proxy:            NewProxyClient(cfg),
+		Proxy:                   NewProxyClient(cfg),
-		RedeemCode:       NewRedeemCodeClient(cfg),
+		RedeemCode:              NewRedeemCodeClient(cfg),
-		Setting:          NewSettingClient(cfg),
+		Setting:                 NewSettingClient(cfg),
-		UsageLog:         NewUsageLogClient(cfg),
+		UsageLog:                NewUsageLogClient(cfg),
-		User:             NewUserClient(cfg),
+		User:                    NewUserClient(cfg),
-		UserAllowedGroup: NewUserAllowedGroupClient(cfg),
+		UserAllowedGroup:        NewUserAllowedGroupClient(cfg),
-		UserSubscription: NewUserSubscriptionClient(cfg),
+		UserAttributeDefinition: NewUserAttributeDefinitionClient(cfg),
+		UserAttributeValue:      NewUserAttributeValueClient(cfg),
+		UserSubscription:        NewUserSubscriptionClient(cfg),
 	}, nil
 }
 
@@ -199,19 +209,21 @@ func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error)
 	cfg := c.config
 	cfg.driver = &txDriver{tx: tx, drv: c.driver}
 	return &Tx{
-		ctx:              ctx,
+		ctx:                     ctx,
-		config:           cfg,
+		config:                  cfg,
-		Account:          NewAccountClient(cfg),
+		Account:                 NewAccountClient(cfg),
-		AccountGroup:     NewAccountGroupClient(cfg),
+		AccountGroup:            NewAccountGroupClient(cfg),
-		ApiKey:           NewApiKeyClient(cfg),
+		ApiKey:                  NewApiKeyClient(cfg),
-		Group:            NewGroupClient(cfg),
+		Group:                   NewGroupClient(cfg),
-		Proxy:            NewProxyClient(cfg),
+		Proxy:                   NewProxyClient(cfg),
-		RedeemCode:       NewRedeemCodeClient(cfg),
+		RedeemCode:              NewRedeemCodeClient(cfg),
-		Setting:          NewSettingClient(cfg),
+		Setting:                 NewSettingClient(cfg),
-		UsageLog:         NewUsageLogClient(cfg),
+		UsageLog:                NewUsageLogClient(cfg),
-		User:             NewUserClient(cfg),
+		User:                    NewUserClient(cfg),
-		UserAllowedGroup: NewUserAllowedGroupClient(cfg),
+		UserAllowedGroup:        NewUserAllowedGroupClient(cfg),
-		UserSubscription: NewUserSubscriptionClient(cfg),
+		UserAttributeDefinition: NewUserAttributeDefinitionClient(cfg),
+		UserAttributeValue:      NewUserAttributeValueClient(cfg),
+		UserSubscription:        NewUserSubscriptionClient(cfg),
 	}, nil
 }
 
@@ -242,7 +254,8 @@ func (c *Client) Close() error {
 func (c *Client) Use(hooks ...Hook) {
 	for _, n := range []interface{ Use(...Hook) }{
 		c.Account, c.AccountGroup, c.ApiKey, c.Group, c.Proxy, c.RedeemCode, c.Setting,
-		c.UsageLog, c.User, c.UserAllowedGroup, c.UserSubscription,
+		c.UsageLog, c.User, c.UserAllowedGroup, c.UserAttributeDefinition,
+		c.UserAttributeValue, c.UserSubscription,
 	} {
 		n.Use(hooks...)
 	}
@@ -253,7 +266,8 @@ func (c *Client) Use(hooks ...Hook) {
 func (c *Client) Intercept(interceptors ...Interceptor) {
 	for _, n := range []interface{ Intercept(...Interceptor) }{
 		c.Account, c.AccountGroup, c.ApiKey, c.Group, c.Proxy, c.RedeemCode, c.Setting,
-		c.UsageLog, c.User, c.UserAllowedGroup, c.UserSubscription,
+		c.UsageLog, c.User, c.UserAllowedGroup, c.UserAttributeDefinition,
+		c.UserAttributeValue, c.UserSubscription,
 	} {
 		n.Intercept(interceptors...)
 	}
@@ -282,6 +296,10 @@ func (c *Client) Mutate(ctx context.Context, m Mutation) (Value, error) {
 		return c.User.mutate(ctx, m)
 	case *UserAllowedGroupMutation:
 		return c.UserAllowedGroup.mutate(ctx, m)
+	case *UserAttributeDefinitionMutation:
+		return c.UserAttributeDefinition.mutate(ctx, m)
+	case *UserAttributeValueMutation:
+		return c.UserAttributeValue.mutate(ctx, m)
 	case *UserSubscriptionMutation:
 		return c.UserSubscription.mutate(ctx, m)
 	default:
@@ -1916,6 +1934,22 @@ func (c *UserClient) QueryUsageLogs(_m *User) *UsageLogQuery {
 	return query
 }
 
+// QueryAttributeValues queries the attribute_values edge of a User.
+func (c *UserClient) QueryAttributeValues(_m *User) *UserAttributeValueQuery {
+	query := (&UserAttributeValueClient{config: c.config}).Query()
+	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
+		id := _m.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(user.Table, user.FieldID, id),
+			sqlgraph.To(userattributevalue.Table, userattributevalue.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, user.AttributeValuesTable, user.AttributeValuesColumn),
+		)
+		fromV = sqlgraph.Neighbors(_m.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
 // QueryUserAllowedGroups queries the user_allowed_groups edge of a User.
 func (c *UserClient) QueryUserAllowedGroups(_m *User) *UserAllowedGroupQuery {
 	query := (&UserAllowedGroupClient{config: c.config}).Query()
@@ -2075,6 +2109,322 @@ func (c *UserAllowedGroupClient) mutate(ctx context.Context, m *UserAllowedGroup
 	}
 }
 
+// UserAttributeDefinitionClient is a client for the UserAttributeDefinition schema.
+type UserAttributeDefinitionClient struct {
+	config
+}
+
+// NewUserAttributeDefinitionClient returns a client for the UserAttributeDefinition from the given config.
+func NewUserAttributeDefinitionClient(c config) *UserAttributeDefinitionClient {
+	return &UserAttributeDefinitionClient{config: c}
+}
+
+// Use adds a list of mutation hooks to the hooks stack.
+// A call to `Use(f, g, h)` equals to `userattributedefinition.Hooks(f(g(h())))`.
+func (c *UserAttributeDefinitionClient) Use(hooks ...Hook) {
+	c.hooks.UserAttributeDefinition = append(c.hooks.UserAttributeDefinition, hooks...)
+}
+
+// Intercept adds a list of query interceptors to the interceptors stack.
+// A call to `Intercept(f, g, h)` equals to `userattributedefinition.Intercept(f(g(h())))`.
+func (c *UserAttributeDefinitionClient) Intercept(interceptors ...Interceptor) {
+	c.inters.UserAttributeDefinition = append(c.inters.UserAttributeDefinition, interceptors...)
+}
+
+// Create returns a builder for creating a UserAttributeDefinition entity.
+func (c *UserAttributeDefinitionClient) Create() *UserAttributeDefinitionCreate {
+	mutation := newUserAttributeDefinitionMutation(c.config, OpCreate)
+	return &UserAttributeDefinitionCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// CreateBulk returns a builder for creating a bulk of UserAttributeDefinition entities.
+func (c *UserAttributeDefinitionClient) CreateBulk(builders ...*UserAttributeDefinitionCreate) *UserAttributeDefinitionCreateBulk {
+	return &UserAttributeDefinitionCreateBulk{config: c.config, builders: builders}
+}
+
+// MapCreateBulk creates a bulk creation builder from the given slice. For each item in the slice, the function creates
+// a builder and applies setFunc on it.
+func (c *UserAttributeDefinitionClient) MapCreateBulk(slice any, setFunc func(*UserAttributeDefinitionCreate, int)) *UserAttributeDefinitionCreateBulk {
+	rv := reflect.ValueOf(slice)
+	if rv.Kind() != reflect.Slice {
+		return &UserAttributeDefinitionCreateBulk{err: fmt.Errorf("calling to UserAttributeDefinitionClient.MapCreateBulk with wrong type %T, need slice", slice)}
+	}
+	builders := make([]*UserAttributeDefinitionCreate, rv.Len())
+	for i := 0; i < rv.Len(); i++ {
+		builders[i] = c.Create()
+		setFunc(builders[i], i)
+	}
+	return &UserAttributeDefinitionCreateBulk{config: c.config, builders: builders}
+}
+
+// Update returns an update builder for UserAttributeDefinition.
+func (c *UserAttributeDefinitionClient) Update() *UserAttributeDefinitionUpdate {
+	mutation := newUserAttributeDefinitionMutation(c.config, OpUpdate)
+	return &UserAttributeDefinitionUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOne returns an update builder for the given entity.
+func (c *UserAttributeDefinitionClient) UpdateOne(_m *UserAttributeDefinition) *UserAttributeDefinitionUpdateOne {
+	mutation := newUserAttributeDefinitionMutation(c.config, OpUpdateOne, withUserAttributeDefinition(_m))
+	return &UserAttributeDefinitionUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOneID returns an update builder for the given id.
+func (c *UserAttributeDefinitionClient) UpdateOneID(id int64) *UserAttributeDefinitionUpdateOne {
+	mutation := newUserAttributeDefinitionMutation(c.config, OpUpdateOne, withUserAttributeDefinitionID(id))
+	return &UserAttributeDefinitionUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// Delete returns a delete builder for UserAttributeDefinition.
+func (c *UserAttributeDefinitionClient) Delete() *UserAttributeDefinitionDelete {
+	mutation := newUserAttributeDefinitionMutation(c.config, OpDelete)
+	return &UserAttributeDefinitionDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// DeleteOne returns a builder for deleting the given entity.
+func (c *UserAttributeDefinitionClient) DeleteOne(_m *UserAttributeDefinition) *UserAttributeDefinitionDeleteOne {
+	return c.DeleteOneID(_m.ID)
+}
+
+// DeleteOneID returns a builder for deleting the given entity by its id.
+func (c *UserAttributeDefinitionClient) DeleteOneID(id int64) *UserAttributeDefinitionDeleteOne {
+	builder := c.Delete().Where(userattributedefinition.ID(id))
+	builder.mutation.id = &id
+	builder.mutation.op = OpDeleteOne
+	return &UserAttributeDefinitionDeleteOne{builder}
+}
+
+// Query returns a query builder for UserAttributeDefinition.
+func (c *UserAttributeDefinitionClient) Query() *UserAttributeDefinitionQuery {
+	return &UserAttributeDefinitionQuery{
+		config: c.config,
+		ctx:    &QueryContext{Type: TypeUserAttributeDefinition},
+		inters: c.Interceptors(),
+	}
+}
+
+// Get returns a UserAttributeDefinition entity by its id.
+func (c *UserAttributeDefinitionClient) Get(ctx context.Context, id int64) (*UserAttributeDefinition, error) {
+	return c.Query().Where(userattributedefinition.ID(id)).Only(ctx)
+}
+
+// GetX is like Get, but panics if an error occurs.
+func (c *UserAttributeDefinitionClient) GetX(ctx context.Context, id int64) *UserAttributeDefinition {
+	obj, err := c.Get(ctx, id)
+	if err != nil {
+		panic(err)
+	}
+	return obj
+}
+
+// QueryValues queries the values edge of a UserAttributeDefinition.
+func (c *UserAttributeDefinitionClient) QueryValues(_m *UserAttributeDefinition) *UserAttributeValueQuery {
+	query := (&UserAttributeValueClient{config: c.config}).Query()
+	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
+		id := _m.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(userattributedefinition.Table, userattributedefinition.FieldID, id),
+			sqlgraph.To(userattributevalue.Table, userattributevalue.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, userattributedefinition.ValuesTable, userattributedefinition.ValuesColumn),
+		)
+		fromV = sqlgraph.Neighbors(_m.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// Hooks returns the client hooks.
+func (c *UserAttributeDefinitionClient) Hooks() []Hook {
+	hooks := c.hooks.UserAttributeDefinition
+	return append(hooks[:len(hooks):len(hooks)], userattributedefinition.Hooks[:]...)
+}
+
+// Interceptors returns the client interceptors.
+func (c *UserAttributeDefinitionClient) Interceptors() []Interceptor {
+	inters := c.inters.UserAttributeDefinition
+	return append(inters[:len(inters):len(inters)], userattributedefinition.Interceptors[:]...)
+}
+
+func (c *UserAttributeDefinitionClient) mutate(ctx context.Context, m *UserAttributeDefinitionMutation) (Value, error) {
+	switch m.Op() {
+	case OpCreate:
+		return (&UserAttributeDefinitionCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpUpdate:
+		return (&UserAttributeDefinitionUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpUpdateOne:
+		return (&UserAttributeDefinitionUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpDelete, OpDeleteOne:
+		return (&UserAttributeDefinitionDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
+	default:
+		return nil, fmt.Errorf("ent: unknown UserAttributeDefinition mutation op: %q", m.Op())
+	}
+}
+
+// UserAttributeValueClient is a client for the UserAttributeValue schema.
+type UserAttributeValueClient struct {
+	config
+}
+
+// NewUserAttributeValueClient returns a client for the UserAttributeValue from the given config.
+func NewUserAttributeValueClient(c config) *UserAttributeValueClient {
+	return &UserAttributeValueClient{config: c}
+}
+
+// Use adds a list of mutation hooks to the hooks stack.
+// A call to `Use(f, g, h)` equals to `userattributevalue.Hooks(f(g(h())))`.
+func (c *UserAttributeValueClient) Use(hooks ...Hook) {
+	c.hooks.UserAttributeValue = append(c.hooks.UserAttributeValue, hooks...)
+}
+
+// Intercept adds a list of query interceptors to the interceptors stack.
+// A call to `Intercept(f, g, h)` equals to `userattributevalue.Intercept(f(g(h())))`.
+func (c *UserAttributeValueClient) Intercept(interceptors ...Interceptor) {
+	c.inters.UserAttributeValue = append(c.inters.UserAttributeValue, interceptors...)
+}
+
+// Create returns a builder for creating a UserAttributeValue entity.
+func (c *UserAttributeValueClient) Create() *UserAttributeValueCreate {
+	mutation := newUserAttributeValueMutation(c.config, OpCreate)
+	return &UserAttributeValueCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// CreateBulk returns a builder for creating a bulk of UserAttributeValue entities.
+func (c *UserAttributeValueClient) CreateBulk(builders ...*UserAttributeValueCreate) *UserAttributeValueCreateBulk {
+	return &UserAttributeValueCreateBulk{config: c.config, builders: builders}
+}
+
+// MapCreateBulk creates a bulk creation builder from the given slice. For each item in the slice, the function creates
+// a builder and applies setFunc on it.
+func (c *UserAttributeValueClient) MapCreateBulk(slice any, setFunc func(*UserAttributeValueCreate, int)) *UserAttributeValueCreateBulk {
+	rv := reflect.ValueOf(slice)
+	if rv.Kind() != reflect.Slice {
+		return &UserAttributeValueCreateBulk{err: fmt.Errorf("calling to UserAttributeValueClient.MapCreateBulk with wrong type %T, need slice", slice)}
+	}
+	builders := make([]*UserAttributeValueCreate, rv.Len())
+	for i := 0; i < rv.Len(); i++ {
+		builders[i] = c.Create()
+		setFunc(builders[i], i)
+	}
+	return &UserAttributeValueCreateBulk{config: c.config, builders: builders}
+}
+
+// Update returns an update builder for UserAttributeValue.
+func (c *UserAttributeValueClient) Update() *UserAttributeValueUpdate {
+	mutation := newUserAttributeValueMutation(c.config, OpUpdate)
+	return &UserAttributeValueUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOne returns an update builder for the given entity.
+func (c *UserAttributeValueClient) UpdateOne(_m *UserAttributeValue) *UserAttributeValueUpdateOne {
+	mutation := newUserAttributeValueMutation(c.config, OpUpdateOne, withUserAttributeValue(_m))
+	return &UserAttributeValueUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// UpdateOneID returns an update builder for the given id.
+func (c *UserAttributeValueClient) UpdateOneID(id int64) *UserAttributeValueUpdateOne {
+	mutation := newUserAttributeValueMutation(c.config, OpUpdateOne, withUserAttributeValueID(id))
+	return &UserAttributeValueUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// Delete returns a delete builder for UserAttributeValue.
+func (c *UserAttributeValueClient) Delete() *UserAttributeValueDelete {
+	mutation := newUserAttributeValueMutation(c.config, OpDelete)
+	return &UserAttributeValueDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
+}
+
+// DeleteOne returns a builder for deleting the given entity.
+func (c *UserAttributeValueClient) DeleteOne(_m *UserAttributeValue) *UserAttributeValueDeleteOne {
+	return c.DeleteOneID(_m.ID)
+}
+
+// DeleteOneID returns a builder for deleting the given entity by its id.
+func (c *UserAttributeValueClient) DeleteOneID(id int64) *UserAttributeValueDeleteOne {
+	builder := c.Delete().Where(userattributevalue.ID(id))
+	builder.mutation.id = &id
+	builder.mutation.op = OpDeleteOne
+	return &UserAttributeValueDeleteOne{builder}
+}
+
+// Query returns a query builder for UserAttributeValue.
+func (c *UserAttributeValueClient) Query() *UserAttributeValueQuery {
+	return &UserAttributeValueQuery{
+		config: c.config,
+		ctx:    &QueryContext{Type: TypeUserAttributeValue},
+		inters: c.Interceptors(),
+	}
+}
+
+// Get returns a UserAttributeValue entity by its id.
+func (c *UserAttributeValueClient) Get(ctx context.Context, id int64) (*UserAttributeValue, error) {
+	return c.Query().Where(userattributevalue.ID(id)).Only(ctx)
+}
+
+// GetX is like Get, but panics if an error occurs.
+func (c *UserAttributeValueClient) GetX(ctx context.Context, id int64) *UserAttributeValue {
+	obj, err := c.Get(ctx, id)
+	if err != nil {
+		panic(err)
+	}
+	return obj
+}
+
+// QueryUser queries the user edge of a UserAttributeValue.
+func (c *UserAttributeValueClient) QueryUser(_m *UserAttributeValue) *UserQuery {
+	query := (&UserClient{config: c.config}).Query()
+	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
+		id := _m.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(userattributevalue.Table, userattributevalue.FieldID, id),
+			sqlgraph.To(user.Table, user.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, userattributevalue.UserTable, userattributevalue.UserColumn),
+		)
+		fromV = sqlgraph.Neighbors(_m.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// QueryDefinition queries the definition edge of a UserAttributeValue.
+func (c *UserAttributeValueClient) QueryDefinition(_m *UserAttributeValue) *UserAttributeDefinitionQuery {
+	query := (&UserAttributeDefinitionClient{config: c.config}).Query()
+	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
+		id := _m.ID
+		step := sqlgraph.NewStep(
+			sqlgraph.From(userattributevalue.Table, userattributevalue.FieldID, id),
+			sqlgraph.To(userattributedefinition.Table, userattributedefinition.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, userattributevalue.DefinitionTable, userattributevalue.DefinitionColumn),
+		)
+		fromV = sqlgraph.Neighbors(_m.driver.Dialect(), step)
+		return fromV, nil
+	}
+	return query
+}
+
+// Hooks returns the client hooks.
+func (c *UserAttributeValueClient) Hooks() []Hook {
+	return c.hooks.UserAttributeValue
+}
+
+// Interceptors returns the client interceptors.
+func (c *UserAttributeValueClient) Interceptors() []Interceptor {
+	return c.inters.UserAttributeValue
+}
+
+func (c *UserAttributeValueClient) mutate(ctx context.Context, m *UserAttributeValueMutation) (Value, error) {
+	switch m.Op() {
+	case OpCreate:
+		return (&UserAttributeValueCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpUpdate:
+		return (&UserAttributeValueUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpUpdateOne:
+		return (&UserAttributeValueUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
+	case OpDelete, OpDeleteOne:
+		return (&UserAttributeValueDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
+	default:
+		return nil, fmt.Errorf("ent: unknown UserAttributeValue mutation op: %q", m.Op())
+	}
+}
+
 // UserSubscriptionClient is a client for the UserSubscription schema.
 type UserSubscriptionClient struct {
 	config
@@ -2278,11 +2628,13 @@ func (c *UserSubscriptionClient) mutate(ctx context.Context, m *UserSubscription
 type (
 	hooks struct {
 		Account, AccountGroup, ApiKey, Group, Proxy, RedeemCode, Setting, UsageLog,
-		User, UserAllowedGroup, UserSubscription []ent.Hook
+		User, UserAllowedGroup, UserAttributeDefinition, UserAttributeValue,
+		UserSubscription []ent.Hook
 	}
 	inters struct {
 		Account, AccountGroup, ApiKey, Group, Proxy, RedeemCode, Setting, UsageLog,
-		User, UserAllowedGroup, UserSubscription []ent.Interceptor
+		User, UserAllowedGroup, UserAttributeDefinition, UserAttributeValue,
+		UserSubscription []ent.Interceptor
 	}
 )
 

backend/ent/ent.go

@@ -22,6 +22,8 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
 	"github.com/Wei-Shaw/sub2api/ent/usersubscription"
 )
 
@@ -83,17 +85,19 @@ var (
 func checkColumn(t, c string) error {
 	initCheck.Do(func() {
 		columnCheck = sql.NewColumnCheck(map[string]func(string) bool{
-			account.Table:          account.ValidColumn,
+			account.Table:                 account.ValidColumn,
-			accountgroup.Table:     accountgroup.ValidColumn,
+			accountgroup.Table:            accountgroup.ValidColumn,
-			apikey.Table:           apikey.ValidColumn,
+			apikey.Table:                  apikey.ValidColumn,
-			group.Table:            group.ValidColumn,
+			group.Table:                   group.ValidColumn,
-			proxy.Table:            proxy.ValidColumn,
+			proxy.Table:                   proxy.ValidColumn,
-			redeemcode.Table:       redeemcode.ValidColumn,
+			redeemcode.Table:              redeemcode.ValidColumn,
-			setting.Table:          setting.ValidColumn,
+			setting.Table:                 setting.ValidColumn,
-			usagelog.Table:         usagelog.ValidColumn,
+			usagelog.Table:                usagelog.ValidColumn,
-			user.Table:             user.ValidColumn,
+			user.Table:                    user.ValidColumn,
-			userallowedgroup.Table: userallowedgroup.ValidColumn,
+			userallowedgroup.Table:        userallowedgroup.ValidColumn,
-			usersubscription.Table: usersubscription.ValidColumn,
+			userattributedefinition.Table: userattributedefinition.ValidColumn,
+			userattributevalue.Table:      userattributevalue.ValidColumn,
+			usersubscription.Table:        usersubscription.ValidColumn,
 		})
 	})
 	return columnCheck(t, c)

backend/ent/hook/hook.go

@@ -129,6 +129,30 @@ func (f UserAllowedGroupFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.V
 	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.UserAllowedGroupMutation", m)
 }
 
+// The UserAttributeDefinitionFunc type is an adapter to allow the use of ordinary
+// function as UserAttributeDefinition mutator.
+type UserAttributeDefinitionFunc func(context.Context, *ent.UserAttributeDefinitionMutation) (ent.Value, error)
+
+// Mutate calls f(ctx, m).
+func (f UserAttributeDefinitionFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
+	if mv, ok := m.(*ent.UserAttributeDefinitionMutation); ok {
+		return f(ctx, mv)
+	}
+	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.UserAttributeDefinitionMutation", m)
+}
+
+// The UserAttributeValueFunc type is an adapter to allow the use of ordinary
+// function as UserAttributeValue mutator.
+type UserAttributeValueFunc func(context.Context, *ent.UserAttributeValueMutation) (ent.Value, error)
+
+// Mutate calls f(ctx, m).
+func (f UserAttributeValueFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
+	if mv, ok := m.(*ent.UserAttributeValueMutation); ok {
+		return f(ctx, mv)
+	}
+	return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.UserAttributeValueMutation", m)
+}
+
 // The UserSubscriptionFunc type is an adapter to allow the use of ordinary
 // function as UserSubscription mutator.
 type UserSubscriptionFunc func(context.Context, *ent.UserSubscriptionMutation) (ent.Value, error)

backend/ent/intercept/intercept.go

@@ -19,6 +19,8 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
 	"github.com/Wei-Shaw/sub2api/ent/usersubscription"
 )
 
@@ -348,6 +350,60 @@ func (f TraverseUserAllowedGroup) Traverse(ctx context.Context, q ent.Query) err
 	return fmt.Errorf("unexpected query type %T. expect *ent.UserAllowedGroupQuery", q)
 }
 
+// The UserAttributeDefinitionFunc type is an adapter to allow the use of ordinary function as a Querier.
+type UserAttributeDefinitionFunc func(context.Context, *ent.UserAttributeDefinitionQuery) (ent.Value, error)
+
+// Query calls f(ctx, q).
+func (f UserAttributeDefinitionFunc) Query(ctx context.Context, q ent.Query) (ent.Value, error) {
+	if q, ok := q.(*ent.UserAttributeDefinitionQuery); ok {
+		return f(ctx, q)
+	}
+	return nil, fmt.Errorf("unexpected query type %T. expect *ent.UserAttributeDefinitionQuery", q)
+}
+
+// The TraverseUserAttributeDefinition type is an adapter to allow the use of ordinary function as Traverser.
+type TraverseUserAttributeDefinition func(context.Context, *ent.UserAttributeDefinitionQuery) error
+
+// Intercept is a dummy implementation of Intercept that returns the next Querier in the pipeline.
+func (f TraverseUserAttributeDefinition) Intercept(next ent.Querier) ent.Querier {
+	return next
+}
+
+// Traverse calls f(ctx, q).
+func (f TraverseUserAttributeDefinition) Traverse(ctx context.Context, q ent.Query) error {
+	if q, ok := q.(*ent.UserAttributeDefinitionQuery); ok {
+		return f(ctx, q)
+	}
+	return fmt.Errorf("unexpected query type %T. expect *ent.UserAttributeDefinitionQuery", q)
+}
+
+// The UserAttributeValueFunc type is an adapter to allow the use of ordinary function as a Querier.
+type UserAttributeValueFunc func(context.Context, *ent.UserAttributeValueQuery) (ent.Value, error)
+
+// Query calls f(ctx, q).
+func (f UserAttributeValueFunc) Query(ctx context.Context, q ent.Query) (ent.Value, error) {
+	if q, ok := q.(*ent.UserAttributeValueQuery); ok {
+		return f(ctx, q)
+	}
+	return nil, fmt.Errorf("unexpected query type %T. expect *ent.UserAttributeValueQuery", q)
+}
+
+// The TraverseUserAttributeValue type is an adapter to allow the use of ordinary function as Traverser.
+type TraverseUserAttributeValue func(context.Context, *ent.UserAttributeValueQuery) error
+
+// Intercept is a dummy implementation of Intercept that returns the next Querier in the pipeline.
+func (f TraverseUserAttributeValue) Intercept(next ent.Querier) ent.Querier {
+	return next
+}
+
+// Traverse calls f(ctx, q).
+func (f TraverseUserAttributeValue) Traverse(ctx context.Context, q ent.Query) error {
+	if q, ok := q.(*ent.UserAttributeValueQuery); ok {
+		return f(ctx, q)
+	}
+	return fmt.Errorf("unexpected query type %T. expect *ent.UserAttributeValueQuery", q)
+}
+
 // The UserSubscriptionFunc type is an adapter to allow the use of ordinary function as a Querier.
 type UserSubscriptionFunc func(context.Context, *ent.UserSubscriptionQuery) (ent.Value, error)
 
@@ -398,6 +454,10 @@ func NewQuery(q ent.Query) (Query, error) {
 		return &query[*ent.UserQuery, predicate.User, user.OrderOption]{typ: ent.TypeUser, tq: q}, nil
 	case *ent.UserAllowedGroupQuery:
 		return &query[*ent.UserAllowedGroupQuery, predicate.UserAllowedGroup, userallowedgroup.OrderOption]{typ: ent.TypeUserAllowedGroup, tq: q}, nil
+	case *ent.UserAttributeDefinitionQuery:
+		return &query[*ent.UserAttributeDefinitionQuery, predicate.UserAttributeDefinition, userattributedefinition.OrderOption]{typ: ent.TypeUserAttributeDefinition, tq: q}, nil
+	case *ent.UserAttributeValueQuery:
+		return &query[*ent.UserAttributeValueQuery, predicate.UserAttributeValue, userattributevalue.OrderOption]{typ: ent.TypeUserAttributeValue, tq: q}, nil
 	case *ent.UserSubscriptionQuery:
 		return &query[*ent.UserSubscriptionQuery, predicate.UserSubscription, usersubscription.OrderOption]{typ: ent.TypeUserSubscription, tq: q}, nil
 	default:

backend/ent/migrate/schema.go

@@ -477,7 +477,6 @@ var (
 		{Name: "concurrency", Type: field.TypeInt, Default: 5},
 		{Name: "status", Type: field.TypeString, Size: 20, Default: "active"},
 		{Name: "username", Type: field.TypeString, Size: 100, Default: ""},
-		{Name: "wechat", Type: field.TypeString, Size: 100, Default: ""},
 		{Name: "notes", Type: field.TypeString, Default: "", SchemaType: map[string]string{"postgres": "text"}},
 	}
 	// UsersTable holds the schema information for the "users" table.
@@ -531,6 +530,92 @@ var (
 			},
 		},
 	}
+	// UserAttributeDefinitionsColumns holds the columns for the "user_attribute_definitions" table.
+	UserAttributeDefinitionsColumns = []*schema.Column{
+		{Name: "id", Type: field.TypeInt64, Increment: true},
+		{Name: "created_at", Type: field.TypeTime, SchemaType: map[string]string{"postgres": "timestamptz"}},
+		{Name: "updated_at", Type: field.TypeTime, SchemaType: map[string]string{"postgres": "timestamptz"}},
+		{Name: "deleted_at", Type: field.TypeTime, Nullable: true, SchemaType: map[string]string{"postgres": "timestamptz"}},
+		{Name: "key", Type: field.TypeString, Size: 100},
+		{Name: "name", Type: field.TypeString, Size: 255},
+		{Name: "description", Type: field.TypeString, Default: "", SchemaType: map[string]string{"postgres": "text"}},
+		{Name: "type", Type: field.TypeString, Size: 20},
+		{Name: "options", Type: field.TypeJSON, SchemaType: map[string]string{"postgres": "jsonb"}},
+		{Name: "required", Type: field.TypeBool, Default: false},
+		{Name: "validation", Type: field.TypeJSON, SchemaType: map[string]string{"postgres": "jsonb"}},
+		{Name: "placeholder", Type: field.TypeString, Size: 255, Default: ""},
+		{Name: "display_order", Type: field.TypeInt, Default: 0},
+		{Name: "enabled", Type: field.TypeBool, Default: true},
+	}
+	// UserAttributeDefinitionsTable holds the schema information for the "user_attribute_definitions" table.
+	UserAttributeDefinitionsTable = &schema.Table{
+		Name:       "user_attribute_definitions",
+		Columns:    UserAttributeDefinitionsColumns,
+		PrimaryKey: []*schema.Column{UserAttributeDefinitionsColumns[0]},
+		Indexes: []*schema.Index{
+			{
+				Name:    "userattributedefinition_key",
+				Unique:  false,
+				Columns: []*schema.Column{UserAttributeDefinitionsColumns[4]},
+			},
+			{
+				Name:    "userattributedefinition_enabled",
+				Unique:  false,
+				Columns: []*schema.Column{UserAttributeDefinitionsColumns[13]},
+			},
+			{
+				Name:    "userattributedefinition_display_order",
+				Unique:  false,
+				Columns: []*schema.Column{UserAttributeDefinitionsColumns[12]},
+			},
+			{
+				Name:    "userattributedefinition_deleted_at",
+				Unique:  false,
+				Columns: []*schema.Column{UserAttributeDefinitionsColumns[3]},
+			},
+		},
+	}
+	// UserAttributeValuesColumns holds the columns for the "user_attribute_values" table.
+	UserAttributeValuesColumns = []*schema.Column{
+		{Name: "id", Type: field.TypeInt64, Increment: true},
+		{Name: "created_at", Type: field.TypeTime, SchemaType: map[string]string{"postgres": "timestamptz"}},
+		{Name: "updated_at", Type: field.TypeTime, SchemaType: map[string]string{"postgres": "timestamptz"}},
+		{Name: "value", Type: field.TypeString, Size: 2147483647, Default: ""},
+		{Name: "user_id", Type: field.TypeInt64},
+		{Name: "attribute_id", Type: field.TypeInt64},
+	}
+	// UserAttributeValuesTable holds the schema information for the "user_attribute_values" table.
+	UserAttributeValuesTable = &schema.Table{
+		Name:       "user_attribute_values",
+		Columns:    UserAttributeValuesColumns,
+		PrimaryKey: []*schema.Column{UserAttributeValuesColumns[0]},
+		ForeignKeys: []*schema.ForeignKey{
+			{
+				Symbol:     "user_attribute_values_users_attribute_values",
+				Columns:    []*schema.Column{UserAttributeValuesColumns[4]},
+				RefColumns: []*schema.Column{UsersColumns[0]},
+				OnDelete:   schema.NoAction,
+			},
+			{
+				Symbol:     "user_attribute_values_user_attribute_definitions_values",
+				Columns:    []*schema.Column{UserAttributeValuesColumns[5]},
+				RefColumns: []*schema.Column{UserAttributeDefinitionsColumns[0]},
+				OnDelete:   schema.NoAction,
+			},
+		},
+		Indexes: []*schema.Index{
+			{
+				Name:    "userattributevalue_user_id_attribute_id",
+				Unique:  true,
+				Columns: []*schema.Column{UserAttributeValuesColumns[4], UserAttributeValuesColumns[5]},
+			},
+			{
+				Name:    "userattributevalue_attribute_id",
+				Unique:  false,
+				Columns: []*schema.Column{UserAttributeValuesColumns[5]},
+			},
+		},
+	}
 	// UserSubscriptionsColumns holds the columns for the "user_subscriptions" table.
 	UserSubscriptionsColumns = []*schema.Column{
 		{Name: "id", Type: field.TypeInt64, Increment: true},
@@ -627,6 +712,8 @@ var (
 		UsageLogsTable,
 		UsersTable,
 		UserAllowedGroupsTable,
+		UserAttributeDefinitionsTable,
+		UserAttributeValuesTable,
 		UserSubscriptionsTable,
 	}
 )
@@ -676,6 +763,14 @@ func init() {
 	UserAllowedGroupsTable.Annotation = &entsql.Annotation{
 		Table: "user_allowed_groups",
 	}
+	UserAttributeDefinitionsTable.Annotation = &entsql.Annotation{
+		Table: "user_attribute_definitions",
+	}
+	UserAttributeValuesTable.ForeignKeys[0].RefTable = UsersTable
+	UserAttributeValuesTable.ForeignKeys[1].RefTable = UserAttributeDefinitionsTable
+	UserAttributeValuesTable.Annotation = &entsql.Annotation{
+		Table: "user_attribute_values",
+	}
 	UserSubscriptionsTable.ForeignKeys[0].RefTable = GroupsTable
 	UserSubscriptionsTable.ForeignKeys[1].RefTable = UsersTable
 	UserSubscriptionsTable.ForeignKeys[2].RefTable = UsersTable

backend/ent/predicate/predicate.go

@@ -36,5 +36,11 @@ type User func(*sql.Selector)
 // UserAllowedGroup is the predicate function for userallowedgroup builders.
 type UserAllowedGroup func(*sql.Selector)
 
+// UserAttributeDefinition is the predicate function for userattributedefinition builders.
+type UserAttributeDefinition func(*sql.Selector)
+
+// UserAttributeValue is the predicate function for userattributevalue builders.
+type UserAttributeValue func(*sql.Selector)
+
 // UserSubscription is the predicate function for usersubscription builders.
 type UserSubscription func(*sql.Selector)

backend/ent/runtime/runtime.go

@@ -16,6 +16,8 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
 	"github.com/Wei-Shaw/sub2api/ent/usersubscription"
 )
 
@@ -604,14 +606,8 @@ func init() {
 	user.DefaultUsername = userDescUsername.Default.(string)
 	// user.UsernameValidator is a validator for the "username" field. It is called by the builders before save.
 	user.UsernameValidator = userDescUsername.Validators[0].(func(string) error)
-	// userDescWechat is the schema descriptor for wechat field.
-	userDescWechat := userFields[7].Descriptor()
-	// user.DefaultWechat holds the default value on creation for the wechat field.
-	user.DefaultWechat = userDescWechat.Default.(string)
-	// user.WechatValidator is a validator for the "wechat" field. It is called by the builders before save.
-	user.WechatValidator = userDescWechat.Validators[0].(func(string) error)
 	// userDescNotes is the schema descriptor for notes field.
-	userDescNotes := userFields[8].Descriptor()
+	userDescNotes := userFields[7].Descriptor()
 	// user.DefaultNotes holds the default value on creation for the notes field.
 	user.DefaultNotes = userDescNotes.Default.(string)
 	userallowedgroupFields := schema.UserAllowedGroup{}.Fields()
@@ -620,6 +616,128 @@ func init() {
 	userallowedgroupDescCreatedAt := userallowedgroupFields[2].Descriptor()
 	// userallowedgroup.DefaultCreatedAt holds the default value on creation for the created_at field.
 	userallowedgroup.DefaultCreatedAt = userallowedgroupDescCreatedAt.Default.(func() time.Time)
+	userattributedefinitionMixin := schema.UserAttributeDefinition{}.Mixin()
+	userattributedefinitionMixinHooks1 := userattributedefinitionMixin[1].Hooks()
+	userattributedefinition.Hooks[0] = userattributedefinitionMixinHooks1[0]
+	userattributedefinitionMixinInters1 := userattributedefinitionMixin[1].Interceptors()
+	userattributedefinition.Interceptors[0] = userattributedefinitionMixinInters1[0]
+	userattributedefinitionMixinFields0 := userattributedefinitionMixin[0].Fields()
+	_ = userattributedefinitionMixinFields0
+	userattributedefinitionFields := schema.UserAttributeDefinition{}.Fields()
+	_ = userattributedefinitionFields
+	// userattributedefinitionDescCreatedAt is the schema descriptor for created_at field.
+	userattributedefinitionDescCreatedAt := userattributedefinitionMixinFields0[0].Descriptor()
+	// userattributedefinition.DefaultCreatedAt holds the default value on creation for the created_at field.
+	userattributedefinition.DefaultCreatedAt = userattributedefinitionDescCreatedAt.Default.(func() time.Time)
+	// userattributedefinitionDescUpdatedAt is the schema descriptor for updated_at field.
+	userattributedefinitionDescUpdatedAt := userattributedefinitionMixinFields0[1].Descriptor()
+	// userattributedefinition.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	userattributedefinition.DefaultUpdatedAt = userattributedefinitionDescUpdatedAt.Default.(func() time.Time)
+	// userattributedefinition.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	userattributedefinition.UpdateDefaultUpdatedAt = userattributedefinitionDescUpdatedAt.UpdateDefault.(func() time.Time)
+	// userattributedefinitionDescKey is the schema descriptor for key field.
+	userattributedefinitionDescKey := userattributedefinitionFields[0].Descriptor()
+	// userattributedefinition.KeyValidator is a validator for the "key" field. It is called by the builders before save.
+	userattributedefinition.KeyValidator = func() func(string) error {
+		validators := userattributedefinitionDescKey.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(key string) error {
+			for _, fn := range fns {
+				if err := fn(key); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// userattributedefinitionDescName is the schema descriptor for name field.
+	userattributedefinitionDescName := userattributedefinitionFields[1].Descriptor()
+	// userattributedefinition.NameValidator is a validator for the "name" field. It is called by the builders before save.
+	userattributedefinition.NameValidator = func() func(string) error {
+		validators := userattributedefinitionDescName.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(name string) error {
+			for _, fn := range fns {
+				if err := fn(name); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// userattributedefinitionDescDescription is the schema descriptor for description field.
+	userattributedefinitionDescDescription := userattributedefinitionFields[2].Descriptor()
+	// userattributedefinition.DefaultDescription holds the default value on creation for the description field.
+	userattributedefinition.DefaultDescription = userattributedefinitionDescDescription.Default.(string)
+	// userattributedefinitionDescType is the schema descriptor for type field.
+	userattributedefinitionDescType := userattributedefinitionFields[3].Descriptor()
+	// userattributedefinition.TypeValidator is a validator for the "type" field. It is called by the builders before save.
+	userattributedefinition.TypeValidator = func() func(string) error {
+		validators := userattributedefinitionDescType.Validators
+		fns := [...]func(string) error{
+			validators[0].(func(string) error),
+			validators[1].(func(string) error),
+		}
+		return func(_type string) error {
+			for _, fn := range fns {
+				if err := fn(_type); err != nil {
+					return err
+				}
+			}
+			return nil
+		}
+	}()
+	// userattributedefinitionDescOptions is the schema descriptor for options field.
+	userattributedefinitionDescOptions := userattributedefinitionFields[4].Descriptor()
+	// userattributedefinition.DefaultOptions holds the default value on creation for the options field.
+	userattributedefinition.DefaultOptions = userattributedefinitionDescOptions.Default.([]map[string]interface{})
+	// userattributedefinitionDescRequired is the schema descriptor for required field.
+	userattributedefinitionDescRequired := userattributedefinitionFields[5].Descriptor()
+	// userattributedefinition.DefaultRequired holds the default value on creation for the required field.
+	userattributedefinition.DefaultRequired = userattributedefinitionDescRequired.Default.(bool)
+	// userattributedefinitionDescValidation is the schema descriptor for validation field.
+	userattributedefinitionDescValidation := userattributedefinitionFields[6].Descriptor()
+	// userattributedefinition.DefaultValidation holds the default value on creation for the validation field.
+	userattributedefinition.DefaultValidation = userattributedefinitionDescValidation.Default.(map[string]interface{})
+	// userattributedefinitionDescPlaceholder is the schema descriptor for placeholder field.
+	userattributedefinitionDescPlaceholder := userattributedefinitionFields[7].Descriptor()
+	// userattributedefinition.DefaultPlaceholder holds the default value on creation for the placeholder field.
+	userattributedefinition.DefaultPlaceholder = userattributedefinitionDescPlaceholder.Default.(string)
+	// userattributedefinition.PlaceholderValidator is a validator for the "placeholder" field. It is called by the builders before save.
+	userattributedefinition.PlaceholderValidator = userattributedefinitionDescPlaceholder.Validators[0].(func(string) error)
+	// userattributedefinitionDescDisplayOrder is the schema descriptor for display_order field.
+	userattributedefinitionDescDisplayOrder := userattributedefinitionFields[8].Descriptor()
+	// userattributedefinition.DefaultDisplayOrder holds the default value on creation for the display_order field.
+	userattributedefinition.DefaultDisplayOrder = userattributedefinitionDescDisplayOrder.Default.(int)
+	// userattributedefinitionDescEnabled is the schema descriptor for enabled field.
+	userattributedefinitionDescEnabled := userattributedefinitionFields[9].Descriptor()
+	// userattributedefinition.DefaultEnabled holds the default value on creation for the enabled field.
+	userattributedefinition.DefaultEnabled = userattributedefinitionDescEnabled.Default.(bool)
+	userattributevalueMixin := schema.UserAttributeValue{}.Mixin()
+	userattributevalueMixinFields0 := userattributevalueMixin[0].Fields()
+	_ = userattributevalueMixinFields0
+	userattributevalueFields := schema.UserAttributeValue{}.Fields()
+	_ = userattributevalueFields
+	// userattributevalueDescCreatedAt is the schema descriptor for created_at field.
+	userattributevalueDescCreatedAt := userattributevalueMixinFields0[0].Descriptor()
+	// userattributevalue.DefaultCreatedAt holds the default value on creation for the created_at field.
+	userattributevalue.DefaultCreatedAt = userattributevalueDescCreatedAt.Default.(func() time.Time)
+	// userattributevalueDescUpdatedAt is the schema descriptor for updated_at field.
+	userattributevalueDescUpdatedAt := userattributevalueMixinFields0[1].Descriptor()
+	// userattributevalue.DefaultUpdatedAt holds the default value on creation for the updated_at field.
+	userattributevalue.DefaultUpdatedAt = userattributevalueDescUpdatedAt.Default.(func() time.Time)
+	// userattributevalue.UpdateDefaultUpdatedAt holds the default value on update for the updated_at field.
+	userattributevalue.UpdateDefaultUpdatedAt = userattributevalueDescUpdatedAt.UpdateDefault.(func() time.Time)
+	// userattributevalueDescValue is the schema descriptor for value field.
+	userattributevalueDescValue := userattributevalueFields[2].Descriptor()
+	// userattributevalue.DefaultValue holds the default value on creation for the value field.
+	userattributevalue.DefaultValue = userattributevalueDescValue.Default.(string)
 	usersubscriptionMixin := schema.UserSubscription{}.Mixin()
 	usersubscriptionMixinHooks1 := usersubscriptionMixin[1].Hooks()
 	usersubscription.Hooks[0] = usersubscriptionMixinHooks1[0]

backend/ent/schema/user.go

@@ -57,9 +57,7 @@ func (User) Fields() []ent.Field {
 		field.String("username").
 			MaxLen(100).
 			Default(""),
-		field.String("wechat").
+		// wechat field migrated to user_attribute_values (see migration 019)
-			MaxLen(100).
-			Default(""),
 		field.String("notes").
 			SchemaType(map[string]string{dialect.Postgres: "text"}).
 			Default(""),
@@ -75,6 +73,7 @@ func (User) Edges() []ent.Edge {
 		edge.To("allowed_groups", Group.Type).
 			Through("user_allowed_groups", UserAllowedGroup.Type),
 		edge.To("usage_logs", UsageLog.Type),
+		edge.To("attribute_values", UserAttributeValue.Type),
 	}
 }
 

backend/ent/schema/user_attribute_definition.go

@@ -0,0 +1,109 @@
+package schema
+
+import (
+	"github.com/Wei-Shaw/sub2api/ent/schema/mixins"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect"
+	"entgo.io/ent/dialect/entsql"
+	"entgo.io/ent/schema"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/index"
+)
+
+// UserAttributeDefinition holds the schema definition for custom user attributes.
+//
+// This entity defines the metadata for user attributes, such as:
+//   - Attribute key (unique identifier like "company_name")
+//   - Display name shown in forms
+//   - Field type (text, number, select, etc.)
+//   - Validation rules
+//   - Whether the field is required or enabled
+type UserAttributeDefinition struct {
+	ent.Schema
+}
+
+func (UserAttributeDefinition) Annotations() []schema.Annotation {
+	return []schema.Annotation{
+		entsql.Annotation{Table: "user_attribute_definitions"},
+	}
+}
+
+func (UserAttributeDefinition) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.TimeMixin{},
+		mixins.SoftDeleteMixin{},
+	}
+}
+
+func (UserAttributeDefinition) Fields() []ent.Field {
+	return []ent.Field{
+		// key: Unique identifier for the attribute (e.g., "company_name")
+		// Used for programmatic reference
+		field.String("key").
+			MaxLen(100).
+			NotEmpty(),
+
+		// name: Display name shown in forms (e.g., "Company Name")
+		field.String("name").
+			MaxLen(255).
+			NotEmpty(),
+
+		// description: Optional description/help text for the attribute
+		field.String("description").
+			SchemaType(map[string]string{dialect.Postgres: "text"}).
+			Default(""),
+
+		// type: Attribute type - text, textarea, number, email, url, date, select, multi_select
+		field.String("type").
+			MaxLen(20).
+			NotEmpty(),
+
+		// options: Select options for select/multi_select types (stored as JSONB)
+		// Format: [{"value": "xxx", "label": "XXX"}, ...]
+		field.JSON("options", []map[string]any{}).
+			Default([]map[string]any{}).
+			SchemaType(map[string]string{dialect.Postgres: "jsonb"}),
+
+		// required: Whether this attribute is required when editing a user
+		field.Bool("required").
+			Default(false),
+
+		// validation: Validation rules for the attribute value (stored as JSONB)
+		// Format: {"min_length": 1, "max_length": 100, "min": 0, "max": 100, "pattern": "^[a-z]+$", "message": "..."}
+		field.JSON("validation", map[string]any{}).
+			Default(map[string]any{}).
+			SchemaType(map[string]string{dialect.Postgres: "jsonb"}),
+
+		// placeholder: Placeholder text shown in input fields
+		field.String("placeholder").
+			MaxLen(255).
+			Default(""),
+
+		// display_order: Order in which attributes are displayed (lower = first)
+		field.Int("display_order").
+			Default(0),
+
+		// enabled: Whether this attribute is active and shown in forms
+		field.Bool("enabled").
+			Default(true),
+	}
+}
+
+func (UserAttributeDefinition) Edges() []ent.Edge {
+	return []ent.Edge{
+		// values: All user values for this attribute definition
+		edge.To("values", UserAttributeValue.Type),
+	}
+}
+
+func (UserAttributeDefinition) Indexes() []ent.Index {
+	return []ent.Index{
+		// Partial unique index on key (WHERE deleted_at IS NULL) via migration
+		index.Fields("key"),
+		index.Fields("enabled"),
+		index.Fields("display_order"),
+		index.Fields("deleted_at"),
+	}
+}

backend/ent/schema/user_attribute_value.go

@@ -0,0 +1,74 @@
+package schema
+
+import (
+	"github.com/Wei-Shaw/sub2api/ent/schema/mixins"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/entsql"
+	"entgo.io/ent/schema"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/index"
+)
+
+// UserAttributeValue holds a user's value for a specific attribute.
+//
+// This entity stores the actual values that users have for each attribute definition.
+// Values are stored as strings and converted to the appropriate type by the application.
+type UserAttributeValue struct {
+	ent.Schema
+}
+
+func (UserAttributeValue) Annotations() []schema.Annotation {
+	return []schema.Annotation{
+		entsql.Annotation{Table: "user_attribute_values"},
+	}
+}
+
+func (UserAttributeValue) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		// Only use TimeMixin, no soft delete - values are hard deleted
+		mixins.TimeMixin{},
+	}
+}
+
+func (UserAttributeValue) Fields() []ent.Field {
+	return []ent.Field{
+		// user_id: References the user this value belongs to
+		field.Int64("user_id"),
+
+		// attribute_id: References the attribute definition
+		field.Int64("attribute_id"),
+
+		// value: The actual value stored as a string
+		// For multi_select, this is a JSON array string
+		field.Text("value").
+			Default(""),
+	}
+}
+
+func (UserAttributeValue) Edges() []ent.Edge {
+	return []ent.Edge{
+		// user: The user who owns this attribute value
+		edge.From("user", User.Type).
+			Ref("attribute_values").
+			Field("user_id").
+			Required().
+			Unique(),
+
+		// definition: The attribute definition this value is for
+		edge.From("definition", UserAttributeDefinition.Type).
+			Ref("values").
+			Field("attribute_id").
+			Required().
+			Unique(),
+	}
+}
+
+func (UserAttributeValue) Indexes() []ent.Index {
+	return []ent.Index{
+		// Unique index on (user_id, attribute_id)
+		index.Fields("user_id", "attribute_id").Unique(),
+		index.Fields("attribute_id"),
+	}
+}

backend/ent/tx.go

@@ -34,6 +34,10 @@ type Tx struct {
 	User *UserClient
 	// UserAllowedGroup is the client for interacting with the UserAllowedGroup builders.
 	UserAllowedGroup *UserAllowedGroupClient
+	// UserAttributeDefinition is the client for interacting with the UserAttributeDefinition builders.
+	UserAttributeDefinition *UserAttributeDefinitionClient
+	// UserAttributeValue is the client for interacting with the UserAttributeValue builders.
+	UserAttributeValue *UserAttributeValueClient
 	// UserSubscription is the client for interacting with the UserSubscription builders.
 	UserSubscription *UserSubscriptionClient
 
@@ -177,6 +181,8 @@ func (tx *Tx) init() {
 	tx.UsageLog = NewUsageLogClient(tx.config)
 	tx.User = NewUserClient(tx.config)
 	tx.UserAllowedGroup = NewUserAllowedGroupClient(tx.config)
+	tx.UserAttributeDefinition = NewUserAttributeDefinitionClient(tx.config)
+	tx.UserAttributeValue = NewUserAttributeValueClient(tx.config)
 	tx.UserSubscription = NewUserSubscriptionClient(tx.config)
 }
 

backend/ent/user.go

@@ -37,8 +37,6 @@ type User struct {
 	Status string `json:"status,omitempty"`
 	// Username holds the value of the "username" field.
 	Username string `json:"username,omitempty"`
-	// Wechat holds the value of the "wechat" field.
-	Wechat string `json:"wechat,omitempty"`
 	// Notes holds the value of the "notes" field.
 	Notes string `json:"notes,omitempty"`
 	// Edges holds the relations/edges for other nodes in the graph.
@@ -61,11 +59,13 @@ type UserEdges struct {
 	AllowedGroups []*Group `json:"allowed_groups,omitempty"`
 	// UsageLogs holds the value of the usage_logs edge.
 	UsageLogs []*UsageLog `json:"usage_logs,omitempty"`
+	// AttributeValues holds the value of the attribute_values edge.
+	AttributeValues []*UserAttributeValue `json:"attribute_values,omitempty"`
 	// UserAllowedGroups holds the value of the user_allowed_groups edge.
 	UserAllowedGroups []*UserAllowedGroup `json:"user_allowed_groups,omitempty"`
 	// loadedTypes holds the information for reporting if a
 	// type was loaded (or requested) in eager-loading or not.
-	loadedTypes [7]bool
+	loadedTypes [8]bool
 }
 
 // APIKeysOrErr returns the APIKeys value or an error if the edge
@@ -122,10 +122,19 @@ func (e UserEdges) UsageLogsOrErr() ([]*UsageLog, error) {
 	return nil, &NotLoadedError{edge: "usage_logs"}
 }
 
+// AttributeValuesOrErr returns the AttributeValues value or an error if the edge
+// was not loaded in eager-loading.
+func (e UserEdges) AttributeValuesOrErr() ([]*UserAttributeValue, error) {
+	if e.loadedTypes[6] {
+		return e.AttributeValues, nil
+	}
+	return nil, &NotLoadedError{edge: "attribute_values"}
+}
+
 // UserAllowedGroupsOrErr returns the UserAllowedGroups value or an error if the edge
 // was not loaded in eager-loading.
 func (e UserEdges) UserAllowedGroupsOrErr() ([]*UserAllowedGroup, error) {
-	if e.loadedTypes[6] {
+	if e.loadedTypes[7] {
 		return e.UserAllowedGroups, nil
 	}
 	return nil, &NotLoadedError{edge: "user_allowed_groups"}
@@ -140,7 +149,7 @@ func (*User) scanValues(columns []string) ([]any, error) {
 			values[i] = new(sql.NullFloat64)
 		case user.FieldID, user.FieldConcurrency:
 			values[i] = new(sql.NullInt64)
-		case user.FieldEmail, user.FieldPasswordHash, user.FieldRole, user.FieldStatus, user.FieldUsername, user.FieldWechat, user.FieldNotes:
+		case user.FieldEmail, user.FieldPasswordHash, user.FieldRole, user.FieldStatus, user.FieldUsername, user.FieldNotes:
 			values[i] = new(sql.NullString)
 		case user.FieldCreatedAt, user.FieldUpdatedAt, user.FieldDeletedAt:
 			values[i] = new(sql.NullTime)
@@ -226,12 +235,6 @@ func (_m *User) assignValues(columns []string, values []any) error {
 			} else if value.Valid {
 				_m.Username = value.String
 			}
-		case user.FieldWechat:
-			if value, ok := values[i].(*sql.NullString); !ok {
-				return fmt.Errorf("unexpected type %T for field wechat", values[i])
-			} else if value.Valid {
-				_m.Wechat = value.String
-			}
 		case user.FieldNotes:
 			if value, ok := values[i].(*sql.NullString); !ok {
 				return fmt.Errorf("unexpected type %T for field notes", values[i])
@@ -281,6 +284,11 @@ func (_m *User) QueryUsageLogs() *UsageLogQuery {
 	return NewUserClient(_m.config).QueryUsageLogs(_m)
 }
 
+// QueryAttributeValues queries the "attribute_values" edge of the User entity.
+func (_m *User) QueryAttributeValues() *UserAttributeValueQuery {
+	return NewUserClient(_m.config).QueryAttributeValues(_m)
+}
+
 // QueryUserAllowedGroups queries the "user_allowed_groups" edge of the User entity.
 func (_m *User) QueryUserAllowedGroups() *UserAllowedGroupQuery {
 	return NewUserClient(_m.config).QueryUserAllowedGroups(_m)
@@ -341,9 +349,6 @@ func (_m *User) String() string {
 	builder.WriteString("username=")
 	builder.WriteString(_m.Username)
 	builder.WriteString(", ")
-	builder.WriteString("wechat=")
-	builder.WriteString(_m.Wechat)
-	builder.WriteString(", ")
 	builder.WriteString("notes=")
 	builder.WriteString(_m.Notes)
 	builder.WriteByte(')')

backend/ent/user/user.go

@@ -35,8 +35,6 @@ const (
 	FieldStatus = "status"
 	// FieldUsername holds the string denoting the username field in the database.
 	FieldUsername = "username"
-	// FieldWechat holds the string denoting the wechat field in the database.
-	FieldWechat = "wechat"
 	// FieldNotes holds the string denoting the notes field in the database.
 	FieldNotes = "notes"
 	// EdgeAPIKeys holds the string denoting the api_keys edge name in mutations.
@@ -51,6 +49,8 @@ const (
 	EdgeAllowedGroups = "allowed_groups"
 	// EdgeUsageLogs holds the string denoting the usage_logs edge name in mutations.
 	EdgeUsageLogs = "usage_logs"
+	// EdgeAttributeValues holds the string denoting the attribute_values edge name in mutations.
+	EdgeAttributeValues = "attribute_values"
 	// EdgeUserAllowedGroups holds the string denoting the user_allowed_groups edge name in mutations.
 	EdgeUserAllowedGroups = "user_allowed_groups"
 	// Table holds the table name of the user in the database.
@@ -95,6 +95,13 @@ const (
 	UsageLogsInverseTable = "usage_logs"
 	// UsageLogsColumn is the table column denoting the usage_logs relation/edge.
 	UsageLogsColumn = "user_id"
+	// AttributeValuesTable is the table that holds the attribute_values relation/edge.
+	AttributeValuesTable = "user_attribute_values"
+	// AttributeValuesInverseTable is the table name for the UserAttributeValue entity.
+	// It exists in this package in order to avoid circular dependency with the "userattributevalue" package.
+	AttributeValuesInverseTable = "user_attribute_values"
+	// AttributeValuesColumn is the table column denoting the attribute_values relation/edge.
+	AttributeValuesColumn = "user_id"
 	// UserAllowedGroupsTable is the table that holds the user_allowed_groups relation/edge.
 	UserAllowedGroupsTable = "user_allowed_groups"
 	// UserAllowedGroupsInverseTable is the table name for the UserAllowedGroup entity.
@@ -117,7 +124,6 @@ var Columns = []string{
 	FieldConcurrency,
 	FieldStatus,
 	FieldUsername,
-	FieldWechat,
 	FieldNotes,
 }
 
@@ -171,10 +177,6 @@ var (
 	DefaultUsername string
 	// UsernameValidator is a validator for the "username" field. It is called by the builders before save.
 	UsernameValidator func(string) error
-	// DefaultWechat holds the default value on creation for the "wechat" field.
-	DefaultWechat string
-	// WechatValidator is a validator for the "wechat" field. It is called by the builders before save.
-	WechatValidator func(string) error
 	// DefaultNotes holds the default value on creation for the "notes" field.
 	DefaultNotes string
 )
@@ -237,11 +239,6 @@ func ByUsername(opts ...sql.OrderTermOption) OrderOption {
 	return sql.OrderByField(FieldUsername, opts...).ToFunc()
 }
 
-// ByWechat orders the results by the wechat field.
-func ByWechat(opts ...sql.OrderTermOption) OrderOption {
-	return sql.OrderByField(FieldWechat, opts...).ToFunc()
-}
-
 // ByNotes orders the results by the notes field.
 func ByNotes(opts ...sql.OrderTermOption) OrderOption {
 	return sql.OrderByField(FieldNotes, opts...).ToFunc()
@@ -331,6 +328,20 @@ func ByUsageLogs(term sql.OrderTerm, terms ...sql.OrderTerm) OrderOption {
 	}
 }
 
+// ByAttributeValuesCount orders the results by attribute_values count.
+func ByAttributeValuesCount(opts ...sql.OrderTermOption) OrderOption {
+	return func(s *sql.Selector) {
+		sqlgraph.OrderByNeighborsCount(s, newAttributeValuesStep(), opts...)
+	}
+}
+
+// ByAttributeValues orders the results by attribute_values terms.
+func ByAttributeValues(term sql.OrderTerm, terms ...sql.OrderTerm) OrderOption {
+	return func(s *sql.Selector) {
+		sqlgraph.OrderByNeighborTerms(s, newAttributeValuesStep(), append([]sql.OrderTerm{term}, terms...)...)
+	}
+}
+
 // ByUserAllowedGroupsCount orders the results by user_allowed_groups count.
 func ByUserAllowedGroupsCount(opts ...sql.OrderTermOption) OrderOption {
 	return func(s *sql.Selector) {
@@ -386,6 +397,13 @@ func newUsageLogsStep() *sqlgraph.Step {
 		sqlgraph.Edge(sqlgraph.O2M, false, UsageLogsTable, UsageLogsColumn),
 	)
 }
+func newAttributeValuesStep() *sqlgraph.Step {
+	return sqlgraph.NewStep(
+		sqlgraph.From(Table, FieldID),
+		sqlgraph.To(AttributeValuesInverseTable, FieldID),
+		sqlgraph.Edge(sqlgraph.O2M, false, AttributeValuesTable, AttributeValuesColumn),
+	)
+}
 func newUserAllowedGroupsStep() *sqlgraph.Step {
 	return sqlgraph.NewStep(
 		sqlgraph.From(Table, FieldID),

backend/ent/user/where.go

@@ -105,11 +105,6 @@ func Username(v string) predicate.User {
 	return predicate.User(sql.FieldEQ(FieldUsername, v))
 }
 
-// Wechat applies equality check predicate on the "wechat" field. It's identical to WechatEQ.
-func Wechat(v string) predicate.User {
-	return predicate.User(sql.FieldEQ(FieldWechat, v))
-}
-
 // Notes applies equality check predicate on the "notes" field. It's identical to NotesEQ.
 func Notes(v string) predicate.User {
 	return predicate.User(sql.FieldEQ(FieldNotes, v))
@@ -650,71 +645,6 @@ func UsernameContainsFold(v string) predicate.User {
 	return predicate.User(sql.FieldContainsFold(FieldUsername, v))
 }
 
-// WechatEQ applies the EQ predicate on the "wechat" field.
-func WechatEQ(v string) predicate.User {
-	return predicate.User(sql.FieldEQ(FieldWechat, v))
-}
-
-// WechatNEQ applies the NEQ predicate on the "wechat" field.
-func WechatNEQ(v string) predicate.User {
-	return predicate.User(sql.FieldNEQ(FieldWechat, v))
-}
-
-// WechatIn applies the In predicate on the "wechat" field.
-func WechatIn(vs ...string) predicate.User {
-	return predicate.User(sql.FieldIn(FieldWechat, vs...))
-}
-
-// WechatNotIn applies the NotIn predicate on the "wechat" field.
-func WechatNotIn(vs ...string) predicate.User {
-	return predicate.User(sql.FieldNotIn(FieldWechat, vs...))
-}
-
-// WechatGT applies the GT predicate on the "wechat" field.
-func WechatGT(v string) predicate.User {
-	return predicate.User(sql.FieldGT(FieldWechat, v))
-}
-
-// WechatGTE applies the GTE predicate on the "wechat" field.
-func WechatGTE(v string) predicate.User {
-	return predicate.User(sql.FieldGTE(FieldWechat, v))
-}
-
-// WechatLT applies the LT predicate on the "wechat" field.
-func WechatLT(v string) predicate.User {
-	return predicate.User(sql.FieldLT(FieldWechat, v))
-}
-
-// WechatLTE applies the LTE predicate on the "wechat" field.
-func WechatLTE(v string) predicate.User {
-	return predicate.User(sql.FieldLTE(FieldWechat, v))
-}
-
-// WechatContains applies the Contains predicate on the "wechat" field.
-func WechatContains(v string) predicate.User {
-	return predicate.User(sql.FieldContains(FieldWechat, v))
-}
-
-// WechatHasPrefix applies the HasPrefix predicate on the "wechat" field.
-func WechatHasPrefix(v string) predicate.User {
-	return predicate.User(sql.FieldHasPrefix(FieldWechat, v))
-}
-
-// WechatHasSuffix applies the HasSuffix predicate on the "wechat" field.
-func WechatHasSuffix(v string) predicate.User {
-	return predicate.User(sql.FieldHasSuffix(FieldWechat, v))
-}
-
-// WechatEqualFold applies the EqualFold predicate on the "wechat" field.
-func WechatEqualFold(v string) predicate.User {
-	return predicate.User(sql.FieldEqualFold(FieldWechat, v))
-}
-
-// WechatContainsFold applies the ContainsFold predicate on the "wechat" field.
-func WechatContainsFold(v string) predicate.User {
-	return predicate.User(sql.FieldContainsFold(FieldWechat, v))
-}
-
 // NotesEQ applies the EQ predicate on the "notes" field.
 func NotesEQ(v string) predicate.User {
 	return predicate.User(sql.FieldEQ(FieldNotes, v))
@@ -918,6 +848,29 @@ func HasUsageLogsWith(preds ...predicate.UsageLog) predicate.User {
 	})
 }
 
+// HasAttributeValues applies the HasEdge predicate on the "attribute_values" edge.
+func HasAttributeValues() predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, AttributeValuesTable, AttributeValuesColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasAttributeValuesWith applies the HasEdge predicate on the "attribute_values" edge with a given conditions (other predicates).
+func HasAttributeValuesWith(preds ...predicate.UserAttributeValue) predicate.User {
+	return predicate.User(func(s *sql.Selector) {
+		step := newAttributeValuesStep()
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
 // HasUserAllowedGroups applies the HasEdge predicate on the "user_allowed_groups" edge.
 func HasUserAllowedGroups() predicate.User {
 	return predicate.User(func(s *sql.Selector) {

backend/ent/user_create.go

@@ -16,6 +16,7 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/redeemcode"
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
 	"github.com/Wei-Shaw/sub2api/ent/usersubscription"
 )
 
@@ -151,20 +152,6 @@ func (_c *UserCreate) SetNillableUsername(v *string) *UserCreate {
 	return _c
 }
 
-// SetWechat sets the "wechat" field.
-func (_c *UserCreate) SetWechat(v string) *UserCreate {
-	_c.mutation.SetWechat(v)
-	return _c
-}
-
-// SetNillableWechat sets the "wechat" field if the given value is not nil.
-func (_c *UserCreate) SetNillableWechat(v *string) *UserCreate {
-	if v != nil {
-		_c.SetWechat(*v)
-	}
-	return _c
-}
-
 // SetNotes sets the "notes" field.
 func (_c *UserCreate) SetNotes(v string) *UserCreate {
 	_c.mutation.SetNotes(v)
@@ -269,6 +256,21 @@ func (_c *UserCreate) AddUsageLogs(v ...*UsageLog) *UserCreate {
 	return _c.AddUsageLogIDs(ids...)
 }
 
+// AddAttributeValueIDs adds the "attribute_values" edge to the UserAttributeValue entity by IDs.
+func (_c *UserCreate) AddAttributeValueIDs(ids ...int64) *UserCreate {
+	_c.mutation.AddAttributeValueIDs(ids...)
+	return _c
+}
+
+// AddAttributeValues adds the "attribute_values" edges to the UserAttributeValue entity.
+func (_c *UserCreate) AddAttributeValues(v ...*UserAttributeValue) *UserCreate {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _c.AddAttributeValueIDs(ids...)
+}
+
 // Mutation returns the UserMutation object of the builder.
 func (_c *UserCreate) Mutation() *UserMutation {
 	return _c.mutation
@@ -340,10 +342,6 @@ func (_c *UserCreate) defaults() error {
 		v := user.DefaultUsername
 		_c.mutation.SetUsername(v)
 	}
-	if _, ok := _c.mutation.Wechat(); !ok {
-		v := user.DefaultWechat
-		_c.mutation.SetWechat(v)
-	}
 	if _, ok := _c.mutation.Notes(); !ok {
 		v := user.DefaultNotes
 		_c.mutation.SetNotes(v)
@@ -405,14 +403,6 @@ func (_c *UserCreate) check() error {
 			return &ValidationError{Name: "username", err: fmt.Errorf(`ent: validator failed for field "User.username": %w`, err)}
 		}
 	}
-	if _, ok := _c.mutation.Wechat(); !ok {
-		return &ValidationError{Name: "wechat", err: errors.New(`ent: missing required field "User.wechat"`)}
-	}
-	if v, ok := _c.mutation.Wechat(); ok {
-		if err := user.WechatValidator(v); err != nil {
-			return &ValidationError{Name: "wechat", err: fmt.Errorf(`ent: validator failed for field "User.wechat": %w`, err)}
-		}
-	}
 	if _, ok := _c.mutation.Notes(); !ok {
 		return &ValidationError{Name: "notes", err: errors.New(`ent: missing required field "User.notes"`)}
 	}
@@ -483,10 +473,6 @@ func (_c *UserCreate) createSpec() (*User, *sqlgraph.CreateSpec) {
 		_spec.SetField(user.FieldUsername, field.TypeString, value)
 		_node.Username = value
 	}
-	if value, ok := _c.mutation.Wechat(); ok {
-		_spec.SetField(user.FieldWechat, field.TypeString, value)
-		_node.Wechat = value
-	}
 	if value, ok := _c.mutation.Notes(); ok {
 		_spec.SetField(user.FieldNotes, field.TypeString, value)
 		_node.Notes = value
@@ -591,6 +577,22 @@ func (_c *UserCreate) createSpec() (*User, *sqlgraph.CreateSpec) {
 		}
 		_spec.Edges = append(_spec.Edges, edge)
 	}
+	if nodes := _c.mutation.AttributeValuesIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   user.AttributeValuesTable,
+			Columns: []string{user.AttributeValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
 	return _node, _spec
 }
 
@@ -769,18 +771,6 @@ func (u *UserUpsert) UpdateUsername() *UserUpsert {
 	return u
 }
 
-// SetWechat sets the "wechat" field.
-func (u *UserUpsert) SetWechat(v string) *UserUpsert {
-	u.Set(user.FieldWechat, v)
-	return u
-}
-
-// UpdateWechat sets the "wechat" field to the value that was provided on create.
-func (u *UserUpsert) UpdateWechat() *UserUpsert {
-	u.SetExcluded(user.FieldWechat)
-	return u
-}
-
 // SetNotes sets the "notes" field.
 func (u *UserUpsert) SetNotes(v string) *UserUpsert {
 	u.Set(user.FieldNotes, v)
@@ -985,20 +975,6 @@ func (u *UserUpsertOne) UpdateUsername() *UserUpsertOne {
 	})
 }
 
-// SetWechat sets the "wechat" field.
-func (u *UserUpsertOne) SetWechat(v string) *UserUpsertOne {
-	return u.Update(func(s *UserUpsert) {
-		s.SetWechat(v)
-	})
-}
-
-// UpdateWechat sets the "wechat" field to the value that was provided on create.
-func (u *UserUpsertOne) UpdateWechat() *UserUpsertOne {
-	return u.Update(func(s *UserUpsert) {
-		s.UpdateWechat()
-	})
-}
-
 // SetNotes sets the "notes" field.
 func (u *UserUpsertOne) SetNotes(v string) *UserUpsertOne {
 	return u.Update(func(s *UserUpsert) {
@@ -1371,20 +1347,6 @@ func (u *UserUpsertBulk) UpdateUsername() *UserUpsertBulk {
 	})
 }
 
-// SetWechat sets the "wechat" field.
-func (u *UserUpsertBulk) SetWechat(v string) *UserUpsertBulk {
-	return u.Update(func(s *UserUpsert) {
-		s.SetWechat(v)
-	})
-}
-
-// UpdateWechat sets the "wechat" field to the value that was provided on create.
-func (u *UserUpsertBulk) UpdateWechat() *UserUpsertBulk {
-	return u.Update(func(s *UserUpsert) {
-		s.UpdateWechat()
-	})
-}
-
 // SetNotes sets the "notes" field.
 func (u *UserUpsertBulk) SetNotes(v string) *UserUpsertBulk {
 	return u.Update(func(s *UserUpsert) {

backend/ent/user_query.go

@@ -19,6 +19,7 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
 	"github.com/Wei-Shaw/sub2api/ent/usersubscription"
 )
 
@@ -35,6 +36,7 @@ type UserQuery struct {
 	withAssignedSubscriptions *UserSubscriptionQuery
 	withAllowedGroups         *GroupQuery
 	withUsageLogs             *UsageLogQuery
+	withAttributeValues       *UserAttributeValueQuery
 	withUserAllowedGroups     *UserAllowedGroupQuery
 	// intermediate query (i.e. traversal path).
 	sql  *sql.Selector
@@ -204,6 +206,28 @@ func (_q *UserQuery) QueryUsageLogs() *UsageLogQuery {
 	return query
 }
 
+// QueryAttributeValues chains the current query on the "attribute_values" edge.
+func (_q *UserQuery) QueryAttributeValues() *UserAttributeValueQuery {
+	query := (&UserAttributeValueClient{config: _q.config}).Query()
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := _q.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := _q.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(user.Table, user.FieldID, selector),
+			sqlgraph.To(userattributevalue.Table, userattributevalue.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, user.AttributeValuesTable, user.AttributeValuesColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(_q.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
 // QueryUserAllowedGroups chains the current query on the "user_allowed_groups" edge.
 func (_q *UserQuery) QueryUserAllowedGroups() *UserAllowedGroupQuery {
 	query := (&UserAllowedGroupClient{config: _q.config}).Query()
@@ -424,6 +448,7 @@ func (_q *UserQuery) Clone() *UserQuery {
 		withAssignedSubscriptions: _q.withAssignedSubscriptions.Clone(),
 		withAllowedGroups:         _q.withAllowedGroups.Clone(),
 		withUsageLogs:             _q.withUsageLogs.Clone(),
+		withAttributeValues:       _q.withAttributeValues.Clone(),
 		withUserAllowedGroups:     _q.withUserAllowedGroups.Clone(),
 		// clone intermediate query.
 		sql:  _q.sql.Clone(),
@@ -497,6 +522,17 @@ func (_q *UserQuery) WithUsageLogs(opts ...func(*UsageLogQuery)) *UserQuery {
 	return _q
 }
 
+// WithAttributeValues tells the query-builder to eager-load the nodes that are connected to
+// the "attribute_values" edge. The optional arguments are used to configure the query builder of the edge.
+func (_q *UserQuery) WithAttributeValues(opts ...func(*UserAttributeValueQuery)) *UserQuery {
+	query := (&UserAttributeValueClient{config: _q.config}).Query()
+	for _, opt := range opts {
+		opt(query)
+	}
+	_q.withAttributeValues = query
+	return _q
+}
+
 // WithUserAllowedGroups tells the query-builder to eager-load the nodes that are connected to
 // the "user_allowed_groups" edge. The optional arguments are used to configure the query builder of the edge.
 func (_q *UserQuery) WithUserAllowedGroups(opts ...func(*UserAllowedGroupQuery)) *UserQuery {
@@ -586,13 +622,14 @@ func (_q *UserQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*User, e
 	var (
 		nodes       = []*User{}
 		_spec       = _q.querySpec()
-		loadedTypes = [7]bool{
+		loadedTypes = [8]bool{
 			_q.withAPIKeys != nil,
 			_q.withRedeemCodes != nil,
 			_q.withSubscriptions != nil,
 			_q.withAssignedSubscriptions != nil,
 			_q.withAllowedGroups != nil,
 			_q.withUsageLogs != nil,
+			_q.withAttributeValues != nil,
 			_q.withUserAllowedGroups != nil,
 		}
 	)
@@ -658,6 +695,13 @@ func (_q *UserQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*User, e
 			return nil, err
 		}
 	}
+	if query := _q.withAttributeValues; query != nil {
+		if err := _q.loadAttributeValues(ctx, query, nodes,
+			func(n *User) { n.Edges.AttributeValues = []*UserAttributeValue{} },
+			func(n *User, e *UserAttributeValue) { n.Edges.AttributeValues = append(n.Edges.AttributeValues, e) }); err != nil {
+			return nil, err
+		}
+	}
 	if query := _q.withUserAllowedGroups; query != nil {
 		if err := _q.loadUserAllowedGroups(ctx, query, nodes,
 			func(n *User) { n.Edges.UserAllowedGroups = []*UserAllowedGroup{} },
@@ -885,6 +929,36 @@ func (_q *UserQuery) loadUsageLogs(ctx context.Context, query *UsageLogQuery, no
 	}
 	return nil
 }
+func (_q *UserQuery) loadAttributeValues(ctx context.Context, query *UserAttributeValueQuery, nodes []*User, init func(*User), assign func(*User, *UserAttributeValue)) error {
+	fks := make([]driver.Value, 0, len(nodes))
+	nodeids := make(map[int64]*User)
+	for i := range nodes {
+		fks = append(fks, nodes[i].ID)
+		nodeids[nodes[i].ID] = nodes[i]
+		if init != nil {
+			init(nodes[i])
+		}
+	}
+	if len(query.ctx.Fields) > 0 {
+		query.ctx.AppendFieldOnce(userattributevalue.FieldUserID)
+	}
+	query.Where(predicate.UserAttributeValue(func(s *sql.Selector) {
+		s.Where(sql.InValues(s.C(user.AttributeValuesColumn), fks...))
+	}))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		fk := n.UserID
+		node, ok := nodeids[fk]
+		if !ok {
+			return fmt.Errorf(`unexpected referenced foreign-key "user_id" returned %v for node %v`, fk, n.ID)
+		}
+		assign(node, n)
+	}
+	return nil
+}
 func (_q *UserQuery) loadUserAllowedGroups(ctx context.Context, query *UserAllowedGroupQuery, nodes []*User, init func(*User), assign func(*User, *UserAllowedGroup)) error {
 	fks := make([]driver.Value, 0, len(nodes))
 	nodeids := make(map[int64]*User)

backend/ent/user_update.go

@@ -17,6 +17,7 @@ import (
 	"github.com/Wei-Shaw/sub2api/ent/redeemcode"
 	"github.com/Wei-Shaw/sub2api/ent/usagelog"
 	"github.com/Wei-Shaw/sub2api/ent/user"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
 	"github.com/Wei-Shaw/sub2api/ent/usersubscription"
 )
 
@@ -171,20 +172,6 @@ func (_u *UserUpdate) SetNillableUsername(v *string) *UserUpdate {
 	return _u
 }
 
-// SetWechat sets the "wechat" field.
-func (_u *UserUpdate) SetWechat(v string) *UserUpdate {
-	_u.mutation.SetWechat(v)
-	return _u
-}
-
-// SetNillableWechat sets the "wechat" field if the given value is not nil.
-func (_u *UserUpdate) SetNillableWechat(v *string) *UserUpdate {
-	if v != nil {
-		_u.SetWechat(*v)
-	}
-	return _u
-}
-
 // SetNotes sets the "notes" field.
 func (_u *UserUpdate) SetNotes(v string) *UserUpdate {
 	_u.mutation.SetNotes(v)
@@ -289,6 +276,21 @@ func (_u *UserUpdate) AddUsageLogs(v ...*UsageLog) *UserUpdate {
 	return _u.AddUsageLogIDs(ids...)
 }
 
+// AddAttributeValueIDs adds the "attribute_values" edge to the UserAttributeValue entity by IDs.
+func (_u *UserUpdate) AddAttributeValueIDs(ids ...int64) *UserUpdate {
+	_u.mutation.AddAttributeValueIDs(ids...)
+	return _u
+}
+
+// AddAttributeValues adds the "attribute_values" edges to the UserAttributeValue entity.
+func (_u *UserUpdate) AddAttributeValues(v ...*UserAttributeValue) *UserUpdate {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _u.AddAttributeValueIDs(ids...)
+}
+
 // Mutation returns the UserMutation object of the builder.
 func (_u *UserUpdate) Mutation() *UserMutation {
 	return _u.mutation
@@ -420,6 +422,27 @@ func (_u *UserUpdate) RemoveUsageLogs(v ...*UsageLog) *UserUpdate {
 	return _u.RemoveUsageLogIDs(ids...)
 }
 
+// ClearAttributeValues clears all "attribute_values" edges to the UserAttributeValue entity.
+func (_u *UserUpdate) ClearAttributeValues() *UserUpdate {
+	_u.mutation.ClearAttributeValues()
+	return _u
+}
+
+// RemoveAttributeValueIDs removes the "attribute_values" edge to UserAttributeValue entities by IDs.
+func (_u *UserUpdate) RemoveAttributeValueIDs(ids ...int64) *UserUpdate {
+	_u.mutation.RemoveAttributeValueIDs(ids...)
+	return _u
+}
+
+// RemoveAttributeValues removes "attribute_values" edges to UserAttributeValue entities.
+func (_u *UserUpdate) RemoveAttributeValues(v ...*UserAttributeValue) *UserUpdate {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _u.RemoveAttributeValueIDs(ids...)
+}
+
 // Save executes the query and returns the number of nodes affected by the update operation.
 func (_u *UserUpdate) Save(ctx context.Context) (int, error) {
 	if err := _u.defaults(); err != nil {
@@ -489,11 +512,6 @@ func (_u *UserUpdate) check() error {
 			return &ValidationError{Name: "username", err: fmt.Errorf(`ent: validator failed for field "User.username": %w`, err)}
 		}
 	}
-	if v, ok := _u.mutation.Wechat(); ok {
-		if err := user.WechatValidator(v); err != nil {
-			return &ValidationError{Name: "wechat", err: fmt.Errorf(`ent: validator failed for field "User.wechat": %w`, err)}
-		}
-	}
 	return nil
 }
 
@@ -545,9 +563,6 @@ func (_u *UserUpdate) sqlSave(ctx context.Context) (_node int, err error) {
 	if value, ok := _u.mutation.Username(); ok {
 		_spec.SetField(user.FieldUsername, field.TypeString, value)
 	}
-	if value, ok := _u.mutation.Wechat(); ok {
-		_spec.SetField(user.FieldWechat, field.TypeString, value)
-	}
 	if value, ok := _u.mutation.Notes(); ok {
 		_spec.SetField(user.FieldNotes, field.TypeString, value)
 	}
@@ -833,6 +848,51 @@ func (_u *UserUpdate) sqlSave(ctx context.Context) (_node int, err error) {
 		}
 		_spec.Edges.Add = append(_spec.Edges.Add, edge)
 	}
+	if _u.mutation.AttributeValuesCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   user.AttributeValuesTable,
+			Columns: []string{user.AttributeValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.RemovedAttributeValuesIDs(); len(nodes) > 0 && !_u.mutation.AttributeValuesCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   user.AttributeValuesTable,
+			Columns: []string{user.AttributeValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.AttributeValuesIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   user.AttributeValuesTable,
+			Columns: []string{user.AttributeValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
 	if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil {
 		if _, ok := err.(*sqlgraph.NotFoundError); ok {
 			err = &NotFoundError{user.Label}
@@ -991,20 +1051,6 @@ func (_u *UserUpdateOne) SetNillableUsername(v *string) *UserUpdateOne {
 	return _u
 }
 
-// SetWechat sets the "wechat" field.
-func (_u *UserUpdateOne) SetWechat(v string) *UserUpdateOne {
-	_u.mutation.SetWechat(v)
-	return _u
-}
-
-// SetNillableWechat sets the "wechat" field if the given value is not nil.
-func (_u *UserUpdateOne) SetNillableWechat(v *string) *UserUpdateOne {
-	if v != nil {
-		_u.SetWechat(*v)
-	}
-	return _u
-}
-
 // SetNotes sets the "notes" field.
 func (_u *UserUpdateOne) SetNotes(v string) *UserUpdateOne {
 	_u.mutation.SetNotes(v)
@@ -1109,6 +1155,21 @@ func (_u *UserUpdateOne) AddUsageLogs(v ...*UsageLog) *UserUpdateOne {
 	return _u.AddUsageLogIDs(ids...)
 }
 
+// AddAttributeValueIDs adds the "attribute_values" edge to the UserAttributeValue entity by IDs.
+func (_u *UserUpdateOne) AddAttributeValueIDs(ids ...int64) *UserUpdateOne {
+	_u.mutation.AddAttributeValueIDs(ids...)
+	return _u
+}
+
+// AddAttributeValues adds the "attribute_values" edges to the UserAttributeValue entity.
+func (_u *UserUpdateOne) AddAttributeValues(v ...*UserAttributeValue) *UserUpdateOne {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _u.AddAttributeValueIDs(ids...)
+}
+
 // Mutation returns the UserMutation object of the builder.
 func (_u *UserUpdateOne) Mutation() *UserMutation {
 	return _u.mutation
@@ -1240,6 +1301,27 @@ func (_u *UserUpdateOne) RemoveUsageLogs(v ...*UsageLog) *UserUpdateOne {
 	return _u.RemoveUsageLogIDs(ids...)
 }
 
+// ClearAttributeValues clears all "attribute_values" edges to the UserAttributeValue entity.
+func (_u *UserUpdateOne) ClearAttributeValues() *UserUpdateOne {
+	_u.mutation.ClearAttributeValues()
+	return _u
+}
+
+// RemoveAttributeValueIDs removes the "attribute_values" edge to UserAttributeValue entities by IDs.
+func (_u *UserUpdateOne) RemoveAttributeValueIDs(ids ...int64) *UserUpdateOne {
+	_u.mutation.RemoveAttributeValueIDs(ids...)
+	return _u
+}
+
+// RemoveAttributeValues removes "attribute_values" edges to UserAttributeValue entities.
+func (_u *UserUpdateOne) RemoveAttributeValues(v ...*UserAttributeValue) *UserUpdateOne {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _u.RemoveAttributeValueIDs(ids...)
+}
+
 // Where appends a list predicates to the UserUpdate builder.
 func (_u *UserUpdateOne) Where(ps ...predicate.User) *UserUpdateOne {
 	_u.mutation.Where(ps...)
@@ -1322,11 +1404,6 @@ func (_u *UserUpdateOne) check() error {
 			return &ValidationError{Name: "username", err: fmt.Errorf(`ent: validator failed for field "User.username": %w`, err)}
 		}
 	}
-	if v, ok := _u.mutation.Wechat(); ok {
-		if err := user.WechatValidator(v); err != nil {
-			return &ValidationError{Name: "wechat", err: fmt.Errorf(`ent: validator failed for field "User.wechat": %w`, err)}
-		}
-	}
 	return nil
 }
 
@@ -1395,9 +1472,6 @@ func (_u *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error) {
 	if value, ok := _u.mutation.Username(); ok {
 		_spec.SetField(user.FieldUsername, field.TypeString, value)
 	}
-	if value, ok := _u.mutation.Wechat(); ok {
-		_spec.SetField(user.FieldWechat, field.TypeString, value)
-	}
 	if value, ok := _u.mutation.Notes(); ok {
 		_spec.SetField(user.FieldNotes, field.TypeString, value)
 	}
@@ -1683,6 +1757,51 @@ func (_u *UserUpdateOne) sqlSave(ctx context.Context) (_node *User, err error) {
 		}
 		_spec.Edges.Add = append(_spec.Edges.Add, edge)
 	}
+	if _u.mutation.AttributeValuesCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   user.AttributeValuesTable,
+			Columns: []string{user.AttributeValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.RemovedAttributeValuesIDs(); len(nodes) > 0 && !_u.mutation.AttributeValuesCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   user.AttributeValuesTable,
+			Columns: []string{user.AttributeValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.AttributeValuesIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   user.AttributeValuesTable,
+			Columns: []string{user.AttributeValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
 	_node = &User{config: _u.config}
 	_spec.Assign = _node.assignValues
 	_spec.ScanValues = _node.scanValues

backend/ent/userattributedefinition.go

@@ -0,0 +1,276 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"encoding/json"
+	"fmt"
+	"strings"
+	"time"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/sql"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+)
+
+// UserAttributeDefinition is the model entity for the UserAttributeDefinition schema.
+type UserAttributeDefinition struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID int64 `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
+	// DeletedAt holds the value of the "deleted_at" field.
+	DeletedAt *time.Time `json:"deleted_at,omitempty"`
+	// Key holds the value of the "key" field.
+	Key string `json:"key,omitempty"`
+	// Name holds the value of the "name" field.
+	Name string `json:"name,omitempty"`
+	// Description holds the value of the "description" field.
+	Description string `json:"description,omitempty"`
+	// Type holds the value of the "type" field.
+	Type string `json:"type,omitempty"`
+	// Options holds the value of the "options" field.
+	Options []map[string]interface{} `json:"options,omitempty"`
+	// Required holds the value of the "required" field.
+	Required bool `json:"required,omitempty"`
+	// Validation holds the value of the "validation" field.
+	Validation map[string]interface{} `json:"validation,omitempty"`
+	// Placeholder holds the value of the "placeholder" field.
+	Placeholder string `json:"placeholder,omitempty"`
+	// DisplayOrder holds the value of the "display_order" field.
+	DisplayOrder int `json:"display_order,omitempty"`
+	// Enabled holds the value of the "enabled" field.
+	Enabled bool `json:"enabled,omitempty"`
+	// Edges holds the relations/edges for other nodes in the graph.
+	// The values are being populated by the UserAttributeDefinitionQuery when eager-loading is set.
+	Edges        UserAttributeDefinitionEdges `json:"edges"`
+	selectValues sql.SelectValues
+}
+
+// UserAttributeDefinitionEdges holds the relations/edges for other nodes in the graph.
+type UserAttributeDefinitionEdges struct {
+	// Values holds the value of the values edge.
+	Values []*UserAttributeValue `json:"values,omitempty"`
+	// loadedTypes holds the information for reporting if a
+	// type was loaded (or requested) in eager-loading or not.
+	loadedTypes [1]bool
+}
+
+// ValuesOrErr returns the Values value or an error if the edge
+// was not loaded in eager-loading.
+func (e UserAttributeDefinitionEdges) ValuesOrErr() ([]*UserAttributeValue, error) {
+	if e.loadedTypes[0] {
+		return e.Values, nil
+	}
+	return nil, &NotLoadedError{edge: "values"}
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*UserAttributeDefinition) scanValues(columns []string) ([]any, error) {
+	values := make([]any, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case userattributedefinition.FieldOptions, userattributedefinition.FieldValidation:
+			values[i] = new([]byte)
+		case userattributedefinition.FieldRequired, userattributedefinition.FieldEnabled:
+			values[i] = new(sql.NullBool)
+		case userattributedefinition.FieldID, userattributedefinition.FieldDisplayOrder:
+			values[i] = new(sql.NullInt64)
+		case userattributedefinition.FieldKey, userattributedefinition.FieldName, userattributedefinition.FieldDescription, userattributedefinition.FieldType, userattributedefinition.FieldPlaceholder:
+			values[i] = new(sql.NullString)
+		case userattributedefinition.FieldCreatedAt, userattributedefinition.FieldUpdatedAt, userattributedefinition.FieldDeletedAt:
+			values[i] = new(sql.NullTime)
+		default:
+			values[i] = new(sql.UnknownType)
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the UserAttributeDefinition fields.
+func (_m *UserAttributeDefinition) assignValues(columns []string, values []any) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for i := range columns {
+		switch columns[i] {
+		case userattributedefinition.FieldID:
+			value, ok := values[i].(*sql.NullInt64)
+			if !ok {
+				return fmt.Errorf("unexpected type %T for field id", value)
+			}
+			_m.ID = int64(value.Int64)
+		case userattributedefinition.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				_m.CreatedAt = value.Time
+			}
+		case userattributedefinition.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				_m.UpdatedAt = value.Time
+			}
+		case userattributedefinition.FieldDeletedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field deleted_at", values[i])
+			} else if value.Valid {
+				_m.DeletedAt = new(time.Time)
+				*_m.DeletedAt = value.Time
+			}
+		case userattributedefinition.FieldKey:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field key", values[i])
+			} else if value.Valid {
+				_m.Key = value.String
+			}
+		case userattributedefinition.FieldName:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field name", values[i])
+			} else if value.Valid {
+				_m.Name = value.String
+			}
+		case userattributedefinition.FieldDescription:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field description", values[i])
+			} else if value.Valid {
+				_m.Description = value.String
+			}
+		case userattributedefinition.FieldType:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field type", values[i])
+			} else if value.Valid {
+				_m.Type = value.String
+			}
+		case userattributedefinition.FieldOptions:
+			if value, ok := values[i].(*[]byte); !ok {
+				return fmt.Errorf("unexpected type %T for field options", values[i])
+			} else if value != nil && len(*value) > 0 {
+				if err := json.Unmarshal(*value, &_m.Options); err != nil {
+					return fmt.Errorf("unmarshal field options: %w", err)
+				}
+			}
+		case userattributedefinition.FieldRequired:
+			if value, ok := values[i].(*sql.NullBool); !ok {
+				return fmt.Errorf("unexpected type %T for field required", values[i])
+			} else if value.Valid {
+				_m.Required = value.Bool
+			}
+		case userattributedefinition.FieldValidation:
+			if value, ok := values[i].(*[]byte); !ok {
+				return fmt.Errorf("unexpected type %T for field validation", values[i])
+			} else if value != nil && len(*value) > 0 {
+				if err := json.Unmarshal(*value, &_m.Validation); err != nil {
+					return fmt.Errorf("unmarshal field validation: %w", err)
+				}
+			}
+		case userattributedefinition.FieldPlaceholder:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field placeholder", values[i])
+			} else if value.Valid {
+				_m.Placeholder = value.String
+			}
+		case userattributedefinition.FieldDisplayOrder:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field display_order", values[i])
+			} else if value.Valid {
+				_m.DisplayOrder = int(value.Int64)
+			}
+		case userattributedefinition.FieldEnabled:
+			if value, ok := values[i].(*sql.NullBool); !ok {
+				return fmt.Errorf("unexpected type %T for field enabled", values[i])
+			} else if value.Valid {
+				_m.Enabled = value.Bool
+			}
+		default:
+			_m.selectValues.Set(columns[i], values[i])
+		}
+	}
+	return nil
+}
+
+// Value returns the ent.Value that was dynamically selected and assigned to the UserAttributeDefinition.
+// This includes values selected through modifiers, order, etc.
+func (_m *UserAttributeDefinition) Value(name string) (ent.Value, error) {
+	return _m.selectValues.Get(name)
+}
+
+// QueryValues queries the "values" edge of the UserAttributeDefinition entity.
+func (_m *UserAttributeDefinition) QueryValues() *UserAttributeValueQuery {
+	return NewUserAttributeDefinitionClient(_m.config).QueryValues(_m)
+}
+
+// Update returns a builder for updating this UserAttributeDefinition.
+// Note that you need to call UserAttributeDefinition.Unwrap() before calling this method if this UserAttributeDefinition
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (_m *UserAttributeDefinition) Update() *UserAttributeDefinitionUpdateOne {
+	return NewUserAttributeDefinitionClient(_m.config).UpdateOne(_m)
+}
+
+// Unwrap unwraps the UserAttributeDefinition entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (_m *UserAttributeDefinition) Unwrap() *UserAttributeDefinition {
+	_tx, ok := _m.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: UserAttributeDefinition is not a transactional entity")
+	}
+	_m.config.driver = _tx.drv
+	return _m
+}
+
+// String implements the fmt.Stringer.
+func (_m *UserAttributeDefinition) String() string {
+	var builder strings.Builder
+	builder.WriteString("UserAttributeDefinition(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", _m.ID))
+	builder.WriteString("created_at=")
+	builder.WriteString(_m.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(_m.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	if v := _m.DeletedAt; v != nil {
+		builder.WriteString("deleted_at=")
+		builder.WriteString(v.Format(time.ANSIC))
+	}
+	builder.WriteString(", ")
+	builder.WriteString("key=")
+	builder.WriteString(_m.Key)
+	builder.WriteString(", ")
+	builder.WriteString("name=")
+	builder.WriteString(_m.Name)
+	builder.WriteString(", ")
+	builder.WriteString("description=")
+	builder.WriteString(_m.Description)
+	builder.WriteString(", ")
+	builder.WriteString("type=")
+	builder.WriteString(_m.Type)
+	builder.WriteString(", ")
+	builder.WriteString("options=")
+	builder.WriteString(fmt.Sprintf("%v", _m.Options))
+	builder.WriteString(", ")
+	builder.WriteString("required=")
+	builder.WriteString(fmt.Sprintf("%v", _m.Required))
+	builder.WriteString(", ")
+	builder.WriteString("validation=")
+	builder.WriteString(fmt.Sprintf("%v", _m.Validation))
+	builder.WriteString(", ")
+	builder.WriteString("placeholder=")
+	builder.WriteString(_m.Placeholder)
+	builder.WriteString(", ")
+	builder.WriteString("display_order=")
+	builder.WriteString(fmt.Sprintf("%v", _m.DisplayOrder))
+	builder.WriteString(", ")
+	builder.WriteString("enabled=")
+	builder.WriteString(fmt.Sprintf("%v", _m.Enabled))
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// UserAttributeDefinitions is a parsable slice of UserAttributeDefinition.
+type UserAttributeDefinitions []*UserAttributeDefinition

backend/ent/userattributedefinition/userattributedefinition.go

@@ -0,0 +1,205 @@
+// Code generated by ent, DO NOT EDIT.
+
+package userattributedefinition
+
+import (
+	"time"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+)
+
+const (
+	// Label holds the string label denoting the userattributedefinition type in the database.
+	Label = "user_attribute_definition"
+	// FieldID holds the string denoting the id field in the database.
+	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
+	// FieldDeletedAt holds the string denoting the deleted_at field in the database.
+	FieldDeletedAt = "deleted_at"
+	// FieldKey holds the string denoting the key field in the database.
+	FieldKey = "key"
+	// FieldName holds the string denoting the name field in the database.
+	FieldName = "name"
+	// FieldDescription holds the string denoting the description field in the database.
+	FieldDescription = "description"
+	// FieldType holds the string denoting the type field in the database.
+	FieldType = "type"
+	// FieldOptions holds the string denoting the options field in the database.
+	FieldOptions = "options"
+	// FieldRequired holds the string denoting the required field in the database.
+	FieldRequired = "required"
+	// FieldValidation holds the string denoting the validation field in the database.
+	FieldValidation = "validation"
+	// FieldPlaceholder holds the string denoting the placeholder field in the database.
+	FieldPlaceholder = "placeholder"
+	// FieldDisplayOrder holds the string denoting the display_order field in the database.
+	FieldDisplayOrder = "display_order"
+	// FieldEnabled holds the string denoting the enabled field in the database.
+	FieldEnabled = "enabled"
+	// EdgeValues holds the string denoting the values edge name in mutations.
+	EdgeValues = "values"
+	// Table holds the table name of the userattributedefinition in the database.
+	Table = "user_attribute_definitions"
+	// ValuesTable is the table that holds the values relation/edge.
+	ValuesTable = "user_attribute_values"
+	// ValuesInverseTable is the table name for the UserAttributeValue entity.
+	// It exists in this package in order to avoid circular dependency with the "userattributevalue" package.
+	ValuesInverseTable = "user_attribute_values"
+	// ValuesColumn is the table column denoting the values relation/edge.
+	ValuesColumn = "attribute_id"
+)
+
+// Columns holds all SQL columns for userattributedefinition fields.
+var Columns = []string{
+	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
+	FieldDeletedAt,
+	FieldKey,
+	FieldName,
+	FieldDescription,
+	FieldType,
+	FieldOptions,
+	FieldRequired,
+	FieldValidation,
+	FieldPlaceholder,
+	FieldDisplayOrder,
+	FieldEnabled,
+}
+
+// ValidColumn reports if the column name is valid (part of the table columns).
+func ValidColumn(column string) bool {
+	for i := range Columns {
+		if column == Columns[i] {
+			return true
+		}
+	}
+	return false
+}
+
+// Note that the variables below are initialized by the runtime
+// package on the initialization of the application. Therefore,
+// it should be imported in the main as follows:
+//
+//	import _ "github.com/Wei-Shaw/sub2api/ent/runtime"
+var (
+	Hooks        [1]ent.Hook
+	Interceptors [1]ent.Interceptor
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// KeyValidator is a validator for the "key" field. It is called by the builders before save.
+	KeyValidator func(string) error
+	// NameValidator is a validator for the "name" field. It is called by the builders before save.
+	NameValidator func(string) error
+	// DefaultDescription holds the default value on creation for the "description" field.
+	DefaultDescription string
+	// TypeValidator is a validator for the "type" field. It is called by the builders before save.
+	TypeValidator func(string) error
+	// DefaultOptions holds the default value on creation for the "options" field.
+	DefaultOptions []map[string]interface{}
+	// DefaultRequired holds the default value on creation for the "required" field.
+	DefaultRequired bool
+	// DefaultValidation holds the default value on creation for the "validation" field.
+	DefaultValidation map[string]interface{}
+	// DefaultPlaceholder holds the default value on creation for the "placeholder" field.
+	DefaultPlaceholder string
+	// PlaceholderValidator is a validator for the "placeholder" field. It is called by the builders before save.
+	PlaceholderValidator func(string) error
+	// DefaultDisplayOrder holds the default value on creation for the "display_order" field.
+	DefaultDisplayOrder int
+	// DefaultEnabled holds the default value on creation for the "enabled" field.
+	DefaultEnabled bool
+)
+
+// OrderOption defines the ordering options for the UserAttributeDefinition queries.
+type OrderOption func(*sql.Selector)
+
+// ByID orders the results by the id field.
+func ByID(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldID, opts...).ToFunc()
+}
+
+// ByCreatedAt orders the results by the created_at field.
+func ByCreatedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldCreatedAt, opts...).ToFunc()
+}
+
+// ByUpdatedAt orders the results by the updated_at field.
+func ByUpdatedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldUpdatedAt, opts...).ToFunc()
+}
+
+// ByDeletedAt orders the results by the deleted_at field.
+func ByDeletedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldDeletedAt, opts...).ToFunc()
+}
+
+// ByKey orders the results by the key field.
+func ByKey(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldKey, opts...).ToFunc()
+}
+
+// ByName orders the results by the name field.
+func ByName(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldName, opts...).ToFunc()
+}
+
+// ByDescription orders the results by the description field.
+func ByDescription(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldDescription, opts...).ToFunc()
+}
+
+// ByType orders the results by the type field.
+func ByType(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldType, opts...).ToFunc()
+}
+
+// ByRequired orders the results by the required field.
+func ByRequired(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldRequired, opts...).ToFunc()
+}
+
+// ByPlaceholder orders the results by the placeholder field.
+func ByPlaceholder(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldPlaceholder, opts...).ToFunc()
+}
+
+// ByDisplayOrder orders the results by the display_order field.
+func ByDisplayOrder(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldDisplayOrder, opts...).ToFunc()
+}
+
+// ByEnabled orders the results by the enabled field.
+func ByEnabled(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldEnabled, opts...).ToFunc()
+}
+
+// ByValuesCount orders the results by values count.
+func ByValuesCount(opts ...sql.OrderTermOption) OrderOption {
+	return func(s *sql.Selector) {
+		sqlgraph.OrderByNeighborsCount(s, newValuesStep(), opts...)
+	}
+}
+
+// ByValues orders the results by values terms.
+func ByValues(term sql.OrderTerm, terms ...sql.OrderTerm) OrderOption {
+	return func(s *sql.Selector) {
+		sqlgraph.OrderByNeighborTerms(s, newValuesStep(), append([]sql.OrderTerm{term}, terms...)...)
+	}
+}
+func newValuesStep() *sqlgraph.Step {
+	return sqlgraph.NewStep(
+		sqlgraph.From(Table, FieldID),
+		sqlgraph.To(ValuesInverseTable, FieldID),
+		sqlgraph.Edge(sqlgraph.O2M, false, ValuesTable, ValuesColumn),
+	)
+}

backend/ent/userattributedefinition/where.go

@@ -0,0 +1,664 @@
+// Code generated by ent, DO NOT EDIT.
+
+package userattributedefinition
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+)
+
+// ID filters vertices based on their ID field.
+func ID(id int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldID, id))
+}
+
+// IDEQ applies the EQ predicate on the ID field.
+func IDEQ(id int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldID, id))
+}
+
+// IDNEQ applies the NEQ predicate on the ID field.
+func IDNEQ(id int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldID, id))
+}
+
+// IDIn applies the In predicate on the ID field.
+func IDIn(ids ...int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldID, ids...))
+}
+
+// IDNotIn applies the NotIn predicate on the ID field.
+func IDNotIn(ids ...int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldID, ids...))
+}
+
+// IDGT applies the GT predicate on the ID field.
+func IDGT(id int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldID, id))
+}
+
+// IDGTE applies the GTE predicate on the ID field.
+func IDGTE(id int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldID, id))
+}
+
+// IDLT applies the LT predicate on the ID field.
+func IDLT(id int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldID, id))
+}
+
+// IDLTE applies the LTE predicate on the ID field.
+func IDLTE(id int64) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldID, id))
+}
+
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldCreatedAt, v))
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldUpdatedAt, v))
+}
+
+// DeletedAt applies equality check predicate on the "deleted_at" field. It's identical to DeletedAtEQ.
+func DeletedAt(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldDeletedAt, v))
+}
+
+// Key applies equality check predicate on the "key" field. It's identical to KeyEQ.
+func Key(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldKey, v))
+}
+
+// Name applies equality check predicate on the "name" field. It's identical to NameEQ.
+func Name(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldName, v))
+}
+
+// Description applies equality check predicate on the "description" field. It's identical to DescriptionEQ.
+func Description(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldDescription, v))
+}
+
+// Type applies equality check predicate on the "type" field. It's identical to TypeEQ.
+func Type(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldType, v))
+}
+
+// Required applies equality check predicate on the "required" field. It's identical to RequiredEQ.
+func Required(v bool) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldRequired, v))
+}
+
+// Placeholder applies equality check predicate on the "placeholder" field. It's identical to PlaceholderEQ.
+func Placeholder(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldPlaceholder, v))
+}
+
+// DisplayOrder applies equality check predicate on the "display_order" field. It's identical to DisplayOrderEQ.
+func DisplayOrder(v int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldDisplayOrder, v))
+}
+
+// Enabled applies equality check predicate on the "enabled" field. It's identical to EnabledEQ.
+func Enabled(v bool) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldEnabled, v))
+}
+
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
+func CreatedAtEQ(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldCreatedAt, v))
+}
+
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldCreatedAt, v))
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldCreatedAt, vs...))
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldCreatedAt, vs...))
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldCreatedAt, v))
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldCreatedAt, v))
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldCreatedAt, v))
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldCreatedAt, v))
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldUpdatedAt, v))
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldUpdatedAt, v))
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldUpdatedAt, vs...))
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldUpdatedAt, vs...))
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldUpdatedAt, v))
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldUpdatedAt, v))
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldUpdatedAt, v))
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldUpdatedAt, v))
+}
+
+// DeletedAtEQ applies the EQ predicate on the "deleted_at" field.
+func DeletedAtEQ(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldDeletedAt, v))
+}
+
+// DeletedAtNEQ applies the NEQ predicate on the "deleted_at" field.
+func DeletedAtNEQ(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldDeletedAt, v))
+}
+
+// DeletedAtIn applies the In predicate on the "deleted_at" field.
+func DeletedAtIn(vs ...time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldDeletedAt, vs...))
+}
+
+// DeletedAtNotIn applies the NotIn predicate on the "deleted_at" field.
+func DeletedAtNotIn(vs ...time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldDeletedAt, vs...))
+}
+
+// DeletedAtGT applies the GT predicate on the "deleted_at" field.
+func DeletedAtGT(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldDeletedAt, v))
+}
+
+// DeletedAtGTE applies the GTE predicate on the "deleted_at" field.
+func DeletedAtGTE(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldDeletedAt, v))
+}
+
+// DeletedAtLT applies the LT predicate on the "deleted_at" field.
+func DeletedAtLT(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldDeletedAt, v))
+}
+
+// DeletedAtLTE applies the LTE predicate on the "deleted_at" field.
+func DeletedAtLTE(v time.Time) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldDeletedAt, v))
+}
+
+// DeletedAtIsNil applies the IsNil predicate on the "deleted_at" field.
+func DeletedAtIsNil() predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIsNull(FieldDeletedAt))
+}
+
+// DeletedAtNotNil applies the NotNil predicate on the "deleted_at" field.
+func DeletedAtNotNil() predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotNull(FieldDeletedAt))
+}
+
+// KeyEQ applies the EQ predicate on the "key" field.
+func KeyEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldKey, v))
+}
+
+// KeyNEQ applies the NEQ predicate on the "key" field.
+func KeyNEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldKey, v))
+}
+
+// KeyIn applies the In predicate on the "key" field.
+func KeyIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldKey, vs...))
+}
+
+// KeyNotIn applies the NotIn predicate on the "key" field.
+func KeyNotIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldKey, vs...))
+}
+
+// KeyGT applies the GT predicate on the "key" field.
+func KeyGT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldKey, v))
+}
+
+// KeyGTE applies the GTE predicate on the "key" field.
+func KeyGTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldKey, v))
+}
+
+// KeyLT applies the LT predicate on the "key" field.
+func KeyLT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldKey, v))
+}
+
+// KeyLTE applies the LTE predicate on the "key" field.
+func KeyLTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldKey, v))
+}
+
+// KeyContains applies the Contains predicate on the "key" field.
+func KeyContains(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContains(FieldKey, v))
+}
+
+// KeyHasPrefix applies the HasPrefix predicate on the "key" field.
+func KeyHasPrefix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasPrefix(FieldKey, v))
+}
+
+// KeyHasSuffix applies the HasSuffix predicate on the "key" field.
+func KeyHasSuffix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasSuffix(FieldKey, v))
+}
+
+// KeyEqualFold applies the EqualFold predicate on the "key" field.
+func KeyEqualFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEqualFold(FieldKey, v))
+}
+
+// KeyContainsFold applies the ContainsFold predicate on the "key" field.
+func KeyContainsFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContainsFold(FieldKey, v))
+}
+
+// NameEQ applies the EQ predicate on the "name" field.
+func NameEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldName, v))
+}
+
+// NameNEQ applies the NEQ predicate on the "name" field.
+func NameNEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldName, v))
+}
+
+// NameIn applies the In predicate on the "name" field.
+func NameIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldName, vs...))
+}
+
+// NameNotIn applies the NotIn predicate on the "name" field.
+func NameNotIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldName, vs...))
+}
+
+// NameGT applies the GT predicate on the "name" field.
+func NameGT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldName, v))
+}
+
+// NameGTE applies the GTE predicate on the "name" field.
+func NameGTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldName, v))
+}
+
+// NameLT applies the LT predicate on the "name" field.
+func NameLT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldName, v))
+}
+
+// NameLTE applies the LTE predicate on the "name" field.
+func NameLTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldName, v))
+}
+
+// NameContains applies the Contains predicate on the "name" field.
+func NameContains(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContains(FieldName, v))
+}
+
+// NameHasPrefix applies the HasPrefix predicate on the "name" field.
+func NameHasPrefix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasPrefix(FieldName, v))
+}
+
+// NameHasSuffix applies the HasSuffix predicate on the "name" field.
+func NameHasSuffix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasSuffix(FieldName, v))
+}
+
+// NameEqualFold applies the EqualFold predicate on the "name" field.
+func NameEqualFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEqualFold(FieldName, v))
+}
+
+// NameContainsFold applies the ContainsFold predicate on the "name" field.
+func NameContainsFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContainsFold(FieldName, v))
+}
+
+// DescriptionEQ applies the EQ predicate on the "description" field.
+func DescriptionEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldDescription, v))
+}
+
+// DescriptionNEQ applies the NEQ predicate on the "description" field.
+func DescriptionNEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldDescription, v))
+}
+
+// DescriptionIn applies the In predicate on the "description" field.
+func DescriptionIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldDescription, vs...))
+}
+
+// DescriptionNotIn applies the NotIn predicate on the "description" field.
+func DescriptionNotIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldDescription, vs...))
+}
+
+// DescriptionGT applies the GT predicate on the "description" field.
+func DescriptionGT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldDescription, v))
+}
+
+// DescriptionGTE applies the GTE predicate on the "description" field.
+func DescriptionGTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldDescription, v))
+}
+
+// DescriptionLT applies the LT predicate on the "description" field.
+func DescriptionLT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldDescription, v))
+}
+
+// DescriptionLTE applies the LTE predicate on the "description" field.
+func DescriptionLTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldDescription, v))
+}
+
+// DescriptionContains applies the Contains predicate on the "description" field.
+func DescriptionContains(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContains(FieldDescription, v))
+}
+
+// DescriptionHasPrefix applies the HasPrefix predicate on the "description" field.
+func DescriptionHasPrefix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasPrefix(FieldDescription, v))
+}
+
+// DescriptionHasSuffix applies the HasSuffix predicate on the "description" field.
+func DescriptionHasSuffix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasSuffix(FieldDescription, v))
+}
+
+// DescriptionEqualFold applies the EqualFold predicate on the "description" field.
+func DescriptionEqualFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEqualFold(FieldDescription, v))
+}
+
+// DescriptionContainsFold applies the ContainsFold predicate on the "description" field.
+func DescriptionContainsFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContainsFold(FieldDescription, v))
+}
+
+// TypeEQ applies the EQ predicate on the "type" field.
+func TypeEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldType, v))
+}
+
+// TypeNEQ applies the NEQ predicate on the "type" field.
+func TypeNEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldType, v))
+}
+
+// TypeIn applies the In predicate on the "type" field.
+func TypeIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldType, vs...))
+}
+
+// TypeNotIn applies the NotIn predicate on the "type" field.
+func TypeNotIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldType, vs...))
+}
+
+// TypeGT applies the GT predicate on the "type" field.
+func TypeGT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldType, v))
+}
+
+// TypeGTE applies the GTE predicate on the "type" field.
+func TypeGTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldType, v))
+}
+
+// TypeLT applies the LT predicate on the "type" field.
+func TypeLT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldType, v))
+}
+
+// TypeLTE applies the LTE predicate on the "type" field.
+func TypeLTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldType, v))
+}
+
+// TypeContains applies the Contains predicate on the "type" field.
+func TypeContains(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContains(FieldType, v))
+}
+
+// TypeHasPrefix applies the HasPrefix predicate on the "type" field.
+func TypeHasPrefix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasPrefix(FieldType, v))
+}
+
+// TypeHasSuffix applies the HasSuffix predicate on the "type" field.
+func TypeHasSuffix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasSuffix(FieldType, v))
+}
+
+// TypeEqualFold applies the EqualFold predicate on the "type" field.
+func TypeEqualFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEqualFold(FieldType, v))
+}
+
+// TypeContainsFold applies the ContainsFold predicate on the "type" field.
+func TypeContainsFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContainsFold(FieldType, v))
+}
+
+// RequiredEQ applies the EQ predicate on the "required" field.
+func RequiredEQ(v bool) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldRequired, v))
+}
+
+// RequiredNEQ applies the NEQ predicate on the "required" field.
+func RequiredNEQ(v bool) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldRequired, v))
+}
+
+// PlaceholderEQ applies the EQ predicate on the "placeholder" field.
+func PlaceholderEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldPlaceholder, v))
+}
+
+// PlaceholderNEQ applies the NEQ predicate on the "placeholder" field.
+func PlaceholderNEQ(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldPlaceholder, v))
+}
+
+// PlaceholderIn applies the In predicate on the "placeholder" field.
+func PlaceholderIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldPlaceholder, vs...))
+}
+
+// PlaceholderNotIn applies the NotIn predicate on the "placeholder" field.
+func PlaceholderNotIn(vs ...string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldPlaceholder, vs...))
+}
+
+// PlaceholderGT applies the GT predicate on the "placeholder" field.
+func PlaceholderGT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldPlaceholder, v))
+}
+
+// PlaceholderGTE applies the GTE predicate on the "placeholder" field.
+func PlaceholderGTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldPlaceholder, v))
+}
+
+// PlaceholderLT applies the LT predicate on the "placeholder" field.
+func PlaceholderLT(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldPlaceholder, v))
+}
+
+// PlaceholderLTE applies the LTE predicate on the "placeholder" field.
+func PlaceholderLTE(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldPlaceholder, v))
+}
+
+// PlaceholderContains applies the Contains predicate on the "placeholder" field.
+func PlaceholderContains(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContains(FieldPlaceholder, v))
+}
+
+// PlaceholderHasPrefix applies the HasPrefix predicate on the "placeholder" field.
+func PlaceholderHasPrefix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasPrefix(FieldPlaceholder, v))
+}
+
+// PlaceholderHasSuffix applies the HasSuffix predicate on the "placeholder" field.
+func PlaceholderHasSuffix(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldHasSuffix(FieldPlaceholder, v))
+}
+
+// PlaceholderEqualFold applies the EqualFold predicate on the "placeholder" field.
+func PlaceholderEqualFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEqualFold(FieldPlaceholder, v))
+}
+
+// PlaceholderContainsFold applies the ContainsFold predicate on the "placeholder" field.
+func PlaceholderContainsFold(v string) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldContainsFold(FieldPlaceholder, v))
+}
+
+// DisplayOrderEQ applies the EQ predicate on the "display_order" field.
+func DisplayOrderEQ(v int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldDisplayOrder, v))
+}
+
+// DisplayOrderNEQ applies the NEQ predicate on the "display_order" field.
+func DisplayOrderNEQ(v int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldDisplayOrder, v))
+}
+
+// DisplayOrderIn applies the In predicate on the "display_order" field.
+func DisplayOrderIn(vs ...int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldIn(FieldDisplayOrder, vs...))
+}
+
+// DisplayOrderNotIn applies the NotIn predicate on the "display_order" field.
+func DisplayOrderNotIn(vs ...int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNotIn(FieldDisplayOrder, vs...))
+}
+
+// DisplayOrderGT applies the GT predicate on the "display_order" field.
+func DisplayOrderGT(v int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGT(FieldDisplayOrder, v))
+}
+
+// DisplayOrderGTE applies the GTE predicate on the "display_order" field.
+func DisplayOrderGTE(v int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldGTE(FieldDisplayOrder, v))
+}
+
+// DisplayOrderLT applies the LT predicate on the "display_order" field.
+func DisplayOrderLT(v int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLT(FieldDisplayOrder, v))
+}
+
+// DisplayOrderLTE applies the LTE predicate on the "display_order" field.
+func DisplayOrderLTE(v int) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldLTE(FieldDisplayOrder, v))
+}
+
+// EnabledEQ applies the EQ predicate on the "enabled" field.
+func EnabledEQ(v bool) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldEQ(FieldEnabled, v))
+}
+
+// EnabledNEQ applies the NEQ predicate on the "enabled" field.
+func EnabledNEQ(v bool) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.FieldNEQ(FieldEnabled, v))
+}
+
+// HasValues applies the HasEdge predicate on the "values" edge.
+func HasValues() predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, ValuesTable, ValuesColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasValuesWith applies the HasEdge predicate on the "values" edge with a given conditions (other predicates).
+func HasValuesWith(preds ...predicate.UserAttributeValue) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(func(s *sql.Selector) {
+		step := newValuesStep()
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// And groups predicates with the AND operator between them.
+func And(predicates ...predicate.UserAttributeDefinition) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.AndPredicates(predicates...))
+}
+
+// Or groups predicates with the OR operator between them.
+func Or(predicates ...predicate.UserAttributeDefinition) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.OrPredicates(predicates...))
+}
+
+// Not applies the not operator on the given predicate.
+func Not(p predicate.UserAttributeDefinition) predicate.UserAttributeDefinition {
+	return predicate.UserAttributeDefinition(sql.NotPredicates(p))
+}

backend/ent/userattributedefinition_delete.go

@@ -0,0 +1,88 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+)
+
+// UserAttributeDefinitionDelete is the builder for deleting a UserAttributeDefinition entity.
+type UserAttributeDefinitionDelete struct {
+	config
+	hooks    []Hook
+	mutation *UserAttributeDefinitionMutation
+}
+
+// Where appends a list predicates to the UserAttributeDefinitionDelete builder.
+func (_d *UserAttributeDefinitionDelete) Where(ps ...predicate.UserAttributeDefinition) *UserAttributeDefinitionDelete {
+	_d.mutation.Where(ps...)
+	return _d
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (_d *UserAttributeDefinitionDelete) Exec(ctx context.Context) (int, error) {
+	return withHooks(ctx, _d.sqlExec, _d.mutation, _d.hooks)
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_d *UserAttributeDefinitionDelete) ExecX(ctx context.Context) int {
+	n, err := _d.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (_d *UserAttributeDefinitionDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := sqlgraph.NewDeleteSpec(userattributedefinition.Table, sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64))
+	if ps := _d.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, _d.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	_d.mutation.done = true
+	return affected, err
+}
+
+// UserAttributeDefinitionDeleteOne is the builder for deleting a single UserAttributeDefinition entity.
+type UserAttributeDefinitionDeleteOne struct {
+	_d *UserAttributeDefinitionDelete
+}
+
+// Where appends a list predicates to the UserAttributeDefinitionDelete builder.
+func (_d *UserAttributeDefinitionDeleteOne) Where(ps ...predicate.UserAttributeDefinition) *UserAttributeDefinitionDeleteOne {
+	_d._d.mutation.Where(ps...)
+	return _d
+}
+
+// Exec executes the deletion query.
+func (_d *UserAttributeDefinitionDeleteOne) Exec(ctx context.Context) error {
+	n, err := _d._d.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{userattributedefinition.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_d *UserAttributeDefinitionDeleteOne) ExecX(ctx context.Context) {
+	if err := _d.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/userattributedefinition_query.go

@@ -0,0 +1,606 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"database/sql/driver"
+	"fmt"
+	"math"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
+)
+
+// UserAttributeDefinitionQuery is the builder for querying UserAttributeDefinition entities.
+type UserAttributeDefinitionQuery struct {
+	config
+	ctx        *QueryContext
+	order      []userattributedefinition.OrderOption
+	inters     []Interceptor
+	predicates []predicate.UserAttributeDefinition
+	withValues *UserAttributeValueQuery
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Where adds a new predicate for the UserAttributeDefinitionQuery builder.
+func (_q *UserAttributeDefinitionQuery) Where(ps ...predicate.UserAttributeDefinition) *UserAttributeDefinitionQuery {
+	_q.predicates = append(_q.predicates, ps...)
+	return _q
+}
+
+// Limit the number of records to be returned by this query.
+func (_q *UserAttributeDefinitionQuery) Limit(limit int) *UserAttributeDefinitionQuery {
+	_q.ctx.Limit = &limit
+	return _q
+}
+
+// Offset to start from.
+func (_q *UserAttributeDefinitionQuery) Offset(offset int) *UserAttributeDefinitionQuery {
+	_q.ctx.Offset = &offset
+	return _q
+}
+
+// Unique configures the query builder to filter duplicate records on query.
+// By default, unique is set to true, and can be disabled using this method.
+func (_q *UserAttributeDefinitionQuery) Unique(unique bool) *UserAttributeDefinitionQuery {
+	_q.ctx.Unique = &unique
+	return _q
+}
+
+// Order specifies how the records should be ordered.
+func (_q *UserAttributeDefinitionQuery) Order(o ...userattributedefinition.OrderOption) *UserAttributeDefinitionQuery {
+	_q.order = append(_q.order, o...)
+	return _q
+}
+
+// QueryValues chains the current query on the "values" edge.
+func (_q *UserAttributeDefinitionQuery) QueryValues() *UserAttributeValueQuery {
+	query := (&UserAttributeValueClient{config: _q.config}).Query()
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := _q.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := _q.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(userattributedefinition.Table, userattributedefinition.FieldID, selector),
+			sqlgraph.To(userattributevalue.Table, userattributevalue.FieldID),
+			sqlgraph.Edge(sqlgraph.O2M, false, userattributedefinition.ValuesTable, userattributedefinition.ValuesColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(_q.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// First returns the first UserAttributeDefinition entity from the query.
+// Returns a *NotFoundError when no UserAttributeDefinition was found.
+func (_q *UserAttributeDefinitionQuery) First(ctx context.Context) (*UserAttributeDefinition, error) {
+	nodes, err := _q.Limit(1).All(setContextOp(ctx, _q.ctx, ent.OpQueryFirst))
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{userattributedefinition.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (_q *UserAttributeDefinitionQuery) FirstX(ctx context.Context) *UserAttributeDefinition {
+	node, err := _q.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first UserAttributeDefinition ID from the query.
+// Returns a *NotFoundError when no UserAttributeDefinition ID was found.
+func (_q *UserAttributeDefinitionQuery) FirstID(ctx context.Context) (id int64, err error) {
+	var ids []int64
+	if ids, err = _q.Limit(1).IDs(setContextOp(ctx, _q.ctx, ent.OpQueryFirstID)); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{userattributedefinition.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (_q *UserAttributeDefinitionQuery) FirstIDX(ctx context.Context) int64 {
+	id, err := _q.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single UserAttributeDefinition entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one UserAttributeDefinition entity is found.
+// Returns a *NotFoundError when no UserAttributeDefinition entities are found.
+func (_q *UserAttributeDefinitionQuery) Only(ctx context.Context) (*UserAttributeDefinition, error) {
+	nodes, err := _q.Limit(2).All(setContextOp(ctx, _q.ctx, ent.OpQueryOnly))
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{userattributedefinition.Label}
+	default:
+		return nil, &NotSingularError{userattributedefinition.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (_q *UserAttributeDefinitionQuery) OnlyX(ctx context.Context) *UserAttributeDefinition {
+	node, err := _q.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only UserAttributeDefinition ID in the query.
+// Returns a *NotSingularError when more than one UserAttributeDefinition ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (_q *UserAttributeDefinitionQuery) OnlyID(ctx context.Context) (id int64, err error) {
+	var ids []int64
+	if ids, err = _q.Limit(2).IDs(setContextOp(ctx, _q.ctx, ent.OpQueryOnlyID)); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{userattributedefinition.Label}
+	default:
+		err = &NotSingularError{userattributedefinition.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (_q *UserAttributeDefinitionQuery) OnlyIDX(ctx context.Context) int64 {
+	id, err := _q.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of UserAttributeDefinitions.
+func (_q *UserAttributeDefinitionQuery) All(ctx context.Context) ([]*UserAttributeDefinition, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryAll)
+	if err := _q.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	qr := querierAll[[]*UserAttributeDefinition, *UserAttributeDefinitionQuery]()
+	return withInterceptors[[]*UserAttributeDefinition](ctx, _q, qr, _q.inters)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (_q *UserAttributeDefinitionQuery) AllX(ctx context.Context) []*UserAttributeDefinition {
+	nodes, err := _q.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of UserAttributeDefinition IDs.
+func (_q *UserAttributeDefinitionQuery) IDs(ctx context.Context) (ids []int64, err error) {
+	if _q.ctx.Unique == nil && _q.path != nil {
+		_q.Unique(true)
+	}
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryIDs)
+	if err = _q.Select(userattributedefinition.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (_q *UserAttributeDefinitionQuery) IDsX(ctx context.Context) []int64 {
+	ids, err := _q.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (_q *UserAttributeDefinitionQuery) Count(ctx context.Context) (int, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryCount)
+	if err := _q.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return withInterceptors[int](ctx, _q, querierCount[*UserAttributeDefinitionQuery](), _q.inters)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (_q *UserAttributeDefinitionQuery) CountX(ctx context.Context) int {
+	count, err := _q.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (_q *UserAttributeDefinitionQuery) Exist(ctx context.Context) (bool, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryExist)
+	switch _, err := _q.FirstID(ctx); {
+	case IsNotFound(err):
+		return false, nil
+	case err != nil:
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	default:
+		return true, nil
+	}
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (_q *UserAttributeDefinitionQuery) ExistX(ctx context.Context) bool {
+	exist, err := _q.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the UserAttributeDefinitionQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (_q *UserAttributeDefinitionQuery) Clone() *UserAttributeDefinitionQuery {
+	if _q == nil {
+		return nil
+	}
+	return &UserAttributeDefinitionQuery{
+		config:     _q.config,
+		ctx:        _q.ctx.Clone(),
+		order:      append([]userattributedefinition.OrderOption{}, _q.order...),
+		inters:     append([]Interceptor{}, _q.inters...),
+		predicates: append([]predicate.UserAttributeDefinition{}, _q.predicates...),
+		withValues: _q.withValues.Clone(),
+		// clone intermediate query.
+		sql:  _q.sql.Clone(),
+		path: _q.path,
+	}
+}
+
+// WithValues tells the query-builder to eager-load the nodes that are connected to
+// the "values" edge. The optional arguments are used to configure the query builder of the edge.
+func (_q *UserAttributeDefinitionQuery) WithValues(opts ...func(*UserAttributeValueQuery)) *UserAttributeDefinitionQuery {
+	query := (&UserAttributeValueClient{config: _q.config}).Query()
+	for _, opt := range opts {
+		opt(query)
+	}
+	_q.withValues = query
+	return _q
+}
+
+// GroupBy is used to group vertices by one or more fields/columns.
+// It is often used with aggregate functions, like: count, max, mean, min, sum.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//		Count int `json:"count,omitempty"`
+//	}
+//
+//	client.UserAttributeDefinition.Query().
+//		GroupBy(userattributedefinition.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (_q *UserAttributeDefinitionQuery) GroupBy(field string, fields ...string) *UserAttributeDefinitionGroupBy {
+	_q.ctx.Fields = append([]string{field}, fields...)
+	grbuild := &UserAttributeDefinitionGroupBy{build: _q}
+	grbuild.flds = &_q.ctx.Fields
+	grbuild.label = userattributedefinition.Label
+	grbuild.scan = grbuild.Scan
+	return grbuild
+}
+
+// Select allows the selection one or more fields/columns for the given query,
+// instead of selecting all fields in the entity.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//	}
+//
+//	client.UserAttributeDefinition.Query().
+//		Select(userattributedefinition.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (_q *UserAttributeDefinitionQuery) Select(fields ...string) *UserAttributeDefinitionSelect {
+	_q.ctx.Fields = append(_q.ctx.Fields, fields...)
+	sbuild := &UserAttributeDefinitionSelect{UserAttributeDefinitionQuery: _q}
+	sbuild.label = userattributedefinition.Label
+	sbuild.flds, sbuild.scan = &_q.ctx.Fields, sbuild.Scan
+	return sbuild
+}
+
+// Aggregate returns a UserAttributeDefinitionSelect configured with the given aggregations.
+func (_q *UserAttributeDefinitionQuery) Aggregate(fns ...AggregateFunc) *UserAttributeDefinitionSelect {
+	return _q.Select().Aggregate(fns...)
+}
+
+func (_q *UserAttributeDefinitionQuery) prepareQuery(ctx context.Context) error {
+	for _, inter := range _q.inters {
+		if inter == nil {
+			return fmt.Errorf("ent: uninitialized interceptor (forgotten import ent/runtime?)")
+		}
+		if trv, ok := inter.(Traverser); ok {
+			if err := trv.Traverse(ctx, _q); err != nil {
+				return err
+			}
+		}
+	}
+	for _, f := range _q.ctx.Fields {
+		if !userattributedefinition.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if _q.path != nil {
+		prev, err := _q.path(ctx)
+		if err != nil {
+			return err
+		}
+		_q.sql = prev
+	}
+	return nil
+}
+
+func (_q *UserAttributeDefinitionQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*UserAttributeDefinition, error) {
+	var (
+		nodes       = []*UserAttributeDefinition{}
+		_spec       = _q.querySpec()
+		loadedTypes = [1]bool{
+			_q.withValues != nil,
+		}
+	)
+	_spec.ScanValues = func(columns []string) ([]any, error) {
+		return (*UserAttributeDefinition).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []any) error {
+		node := &UserAttributeDefinition{config: _q.config}
+		nodes = append(nodes, node)
+		node.Edges.loadedTypes = loadedTypes
+		return node.assignValues(columns, values)
+	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
+	if err := sqlgraph.QueryNodes(ctx, _q.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	if query := _q.withValues; query != nil {
+		if err := _q.loadValues(ctx, query, nodes,
+			func(n *UserAttributeDefinition) { n.Edges.Values = []*UserAttributeValue{} },
+			func(n *UserAttributeDefinition, e *UserAttributeValue) { n.Edges.Values = append(n.Edges.Values, e) }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (_q *UserAttributeDefinitionQuery) loadValues(ctx context.Context, query *UserAttributeValueQuery, nodes []*UserAttributeDefinition, init func(*UserAttributeDefinition), assign func(*UserAttributeDefinition, *UserAttributeValue)) error {
+	fks := make([]driver.Value, 0, len(nodes))
+	nodeids := make(map[int64]*UserAttributeDefinition)
+	for i := range nodes {
+		fks = append(fks, nodes[i].ID)
+		nodeids[nodes[i].ID] = nodes[i]
+		if init != nil {
+			init(nodes[i])
+		}
+	}
+	if len(query.ctx.Fields) > 0 {
+		query.ctx.AppendFieldOnce(userattributevalue.FieldAttributeID)
+	}
+	query.Where(predicate.UserAttributeValue(func(s *sql.Selector) {
+		s.Where(sql.InValues(s.C(userattributedefinition.ValuesColumn), fks...))
+	}))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		fk := n.AttributeID
+		node, ok := nodeids[fk]
+		if !ok {
+			return fmt.Errorf(`unexpected referenced foreign-key "attribute_id" returned %v for node %v`, fk, n.ID)
+		}
+		assign(node, n)
+	}
+	return nil
+}
+
+func (_q *UserAttributeDefinitionQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := _q.querySpec()
+	_spec.Node.Columns = _q.ctx.Fields
+	if len(_q.ctx.Fields) > 0 {
+		_spec.Unique = _q.ctx.Unique != nil && *_q.ctx.Unique
+	}
+	return sqlgraph.CountNodes(ctx, _q.driver, _spec)
+}
+
+func (_q *UserAttributeDefinitionQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := sqlgraph.NewQuerySpec(userattributedefinition.Table, userattributedefinition.Columns, sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64))
+	_spec.From = _q.sql
+	if unique := _q.ctx.Unique; unique != nil {
+		_spec.Unique = *unique
+	} else if _q.path != nil {
+		_spec.Unique = true
+	}
+	if fields := _q.ctx.Fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, userattributedefinition.FieldID)
+		for i := range fields {
+			if fields[i] != userattributedefinition.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+	}
+	if ps := _q.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := _q.ctx.Limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := _q.ctx.Offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := _q.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (_q *UserAttributeDefinitionQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(_q.driver.Dialect())
+	t1 := builder.Table(userattributedefinition.Table)
+	columns := _q.ctx.Fields
+	if len(columns) == 0 {
+		columns = userattributedefinition.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if _q.sql != nil {
+		selector = _q.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if _q.ctx.Unique != nil && *_q.ctx.Unique {
+		selector.Distinct()
+	}
+	for _, p := range _q.predicates {
+		p(selector)
+	}
+	for _, p := range _q.order {
+		p(selector)
+	}
+	if offset := _q.ctx.Offset; offset != nil {
+		// limit is mandatory for offset clause. We start
+		// with default value, and override it below if needed.
+		selector.Offset(*offset).Limit(math.MaxInt32)
+	}
+	if limit := _q.ctx.Limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// UserAttributeDefinitionGroupBy is the group-by builder for UserAttributeDefinition entities.
+type UserAttributeDefinitionGroupBy struct {
+	selector
+	build *UserAttributeDefinitionQuery
+}
+
+// Aggregate adds the given aggregation functions to the group-by query.
+func (_g *UserAttributeDefinitionGroupBy) Aggregate(fns ...AggregateFunc) *UserAttributeDefinitionGroupBy {
+	_g.fns = append(_g.fns, fns...)
+	return _g
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (_g *UserAttributeDefinitionGroupBy) Scan(ctx context.Context, v any) error {
+	ctx = setContextOp(ctx, _g.build.ctx, ent.OpQueryGroupBy)
+	if err := _g.build.prepareQuery(ctx); err != nil {
+		return err
+	}
+	return scanWithInterceptors[*UserAttributeDefinitionQuery, *UserAttributeDefinitionGroupBy](ctx, _g.build, _g, _g.build.inters, v)
+}
+
+func (_g *UserAttributeDefinitionGroupBy) sqlScan(ctx context.Context, root *UserAttributeDefinitionQuery, v any) error {
+	selector := root.sqlQuery(ctx).Select()
+	aggregation := make([]string, 0, len(_g.fns))
+	for _, fn := range _g.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	if len(selector.SelectedColumns()) == 0 {
+		columns := make([]string, 0, len(*_g.flds)+len(_g.fns))
+		for _, f := range *_g.flds {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	selector.GroupBy(selector.Columns(*_g.flds...)...)
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := _g.build.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+// UserAttributeDefinitionSelect is the builder for selecting fields of UserAttributeDefinition entities.
+type UserAttributeDefinitionSelect struct {
+	*UserAttributeDefinitionQuery
+	selector
+}
+
+// Aggregate adds the given aggregation functions to the selector query.
+func (_s *UserAttributeDefinitionSelect) Aggregate(fns ...AggregateFunc) *UserAttributeDefinitionSelect {
+	_s.fns = append(_s.fns, fns...)
+	return _s
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (_s *UserAttributeDefinitionSelect) Scan(ctx context.Context, v any) error {
+	ctx = setContextOp(ctx, _s.ctx, ent.OpQuerySelect)
+	if err := _s.prepareQuery(ctx); err != nil {
+		return err
+	}
+	return scanWithInterceptors[*UserAttributeDefinitionQuery, *UserAttributeDefinitionSelect](ctx, _s.UserAttributeDefinitionQuery, _s, _s.inters, v)
+}
+
+func (_s *UserAttributeDefinitionSelect) sqlScan(ctx context.Context, root *UserAttributeDefinitionQuery, v any) error {
+	selector := root.sqlQuery(ctx)
+	aggregation := make([]string, 0, len(_s.fns))
+	for _, fn := range _s.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	switch n := len(*_s.selector.flds); {
+	case n == 0 && len(aggregation) > 0:
+		selector.Select(aggregation...)
+	case n != 0 && len(aggregation) > 0:
+		selector.AppendSelect(aggregation...)
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := _s.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}

backend/ent/userattributedefinition_update.go

@@ -0,0 +1,846 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/dialect/sql/sqljson"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
+)
+
+// UserAttributeDefinitionUpdate is the builder for updating UserAttributeDefinition entities.
+type UserAttributeDefinitionUpdate struct {
+	config
+	hooks    []Hook
+	mutation *UserAttributeDefinitionMutation
+}
+
+// Where appends a list predicates to the UserAttributeDefinitionUpdate builder.
+func (_u *UserAttributeDefinitionUpdate) Where(ps ...predicate.UserAttributeDefinition) *UserAttributeDefinitionUpdate {
+	_u.mutation.Where(ps...)
+	return _u
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (_u *UserAttributeDefinitionUpdate) SetUpdatedAt(v time.Time) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetUpdatedAt(v)
+	return _u
+}
+
+// SetDeletedAt sets the "deleted_at" field.
+func (_u *UserAttributeDefinitionUpdate) SetDeletedAt(v time.Time) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetDeletedAt(v)
+	return _u
+}
+
+// SetNillableDeletedAt sets the "deleted_at" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillableDeletedAt(v *time.Time) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetDeletedAt(*v)
+	}
+	return _u
+}
+
+// ClearDeletedAt clears the value of the "deleted_at" field.
+func (_u *UserAttributeDefinitionUpdate) ClearDeletedAt() *UserAttributeDefinitionUpdate {
+	_u.mutation.ClearDeletedAt()
+	return _u
+}
+
+// SetKey sets the "key" field.
+func (_u *UserAttributeDefinitionUpdate) SetKey(v string) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetKey(v)
+	return _u
+}
+
+// SetNillableKey sets the "key" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillableKey(v *string) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetKey(*v)
+	}
+	return _u
+}
+
+// SetName sets the "name" field.
+func (_u *UserAttributeDefinitionUpdate) SetName(v string) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetName(v)
+	return _u
+}
+
+// SetNillableName sets the "name" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillableName(v *string) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetName(*v)
+	}
+	return _u
+}
+
+// SetDescription sets the "description" field.
+func (_u *UserAttributeDefinitionUpdate) SetDescription(v string) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetDescription(v)
+	return _u
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillableDescription(v *string) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetDescription(*v)
+	}
+	return _u
+}
+
+// SetType sets the "type" field.
+func (_u *UserAttributeDefinitionUpdate) SetType(v string) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetType(v)
+	return _u
+}
+
+// SetNillableType sets the "type" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillableType(v *string) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetType(*v)
+	}
+	return _u
+}
+
+// SetOptions sets the "options" field.
+func (_u *UserAttributeDefinitionUpdate) SetOptions(v []map[string]interface{}) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetOptions(v)
+	return _u
+}
+
+// AppendOptions appends value to the "options" field.
+func (_u *UserAttributeDefinitionUpdate) AppendOptions(v []map[string]interface{}) *UserAttributeDefinitionUpdate {
+	_u.mutation.AppendOptions(v)
+	return _u
+}
+
+// SetRequired sets the "required" field.
+func (_u *UserAttributeDefinitionUpdate) SetRequired(v bool) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetRequired(v)
+	return _u
+}
+
+// SetNillableRequired sets the "required" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillableRequired(v *bool) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetRequired(*v)
+	}
+	return _u
+}
+
+// SetValidation sets the "validation" field.
+func (_u *UserAttributeDefinitionUpdate) SetValidation(v map[string]interface{}) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetValidation(v)
+	return _u
+}
+
+// SetPlaceholder sets the "placeholder" field.
+func (_u *UserAttributeDefinitionUpdate) SetPlaceholder(v string) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetPlaceholder(v)
+	return _u
+}
+
+// SetNillablePlaceholder sets the "placeholder" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillablePlaceholder(v *string) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetPlaceholder(*v)
+	}
+	return _u
+}
+
+// SetDisplayOrder sets the "display_order" field.
+func (_u *UserAttributeDefinitionUpdate) SetDisplayOrder(v int) *UserAttributeDefinitionUpdate {
+	_u.mutation.ResetDisplayOrder()
+	_u.mutation.SetDisplayOrder(v)
+	return _u
+}
+
+// SetNillableDisplayOrder sets the "display_order" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillableDisplayOrder(v *int) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetDisplayOrder(*v)
+	}
+	return _u
+}
+
+// AddDisplayOrder adds value to the "display_order" field.
+func (_u *UserAttributeDefinitionUpdate) AddDisplayOrder(v int) *UserAttributeDefinitionUpdate {
+	_u.mutation.AddDisplayOrder(v)
+	return _u
+}
+
+// SetEnabled sets the "enabled" field.
+func (_u *UserAttributeDefinitionUpdate) SetEnabled(v bool) *UserAttributeDefinitionUpdate {
+	_u.mutation.SetEnabled(v)
+	return _u
+}
+
+// SetNillableEnabled sets the "enabled" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdate) SetNillableEnabled(v *bool) *UserAttributeDefinitionUpdate {
+	if v != nil {
+		_u.SetEnabled(*v)
+	}
+	return _u
+}
+
+// AddValueIDs adds the "values" edge to the UserAttributeValue entity by IDs.
+func (_u *UserAttributeDefinitionUpdate) AddValueIDs(ids ...int64) *UserAttributeDefinitionUpdate {
+	_u.mutation.AddValueIDs(ids...)
+	return _u
+}
+
+// AddValues adds the "values" edges to the UserAttributeValue entity.
+func (_u *UserAttributeDefinitionUpdate) AddValues(v ...*UserAttributeValue) *UserAttributeDefinitionUpdate {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _u.AddValueIDs(ids...)
+}
+
+// Mutation returns the UserAttributeDefinitionMutation object of the builder.
+func (_u *UserAttributeDefinitionUpdate) Mutation() *UserAttributeDefinitionMutation {
+	return _u.mutation
+}
+
+// ClearValues clears all "values" edges to the UserAttributeValue entity.
+func (_u *UserAttributeDefinitionUpdate) ClearValues() *UserAttributeDefinitionUpdate {
+	_u.mutation.ClearValues()
+	return _u
+}
+
+// RemoveValueIDs removes the "values" edge to UserAttributeValue entities by IDs.
+func (_u *UserAttributeDefinitionUpdate) RemoveValueIDs(ids ...int64) *UserAttributeDefinitionUpdate {
+	_u.mutation.RemoveValueIDs(ids...)
+	return _u
+}
+
+// RemoveValues removes "values" edges to UserAttributeValue entities.
+func (_u *UserAttributeDefinitionUpdate) RemoveValues(v ...*UserAttributeValue) *UserAttributeDefinitionUpdate {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _u.RemoveValueIDs(ids...)
+}
+
+// Save executes the query and returns the number of nodes affected by the update operation.
+func (_u *UserAttributeDefinitionUpdate) Save(ctx context.Context) (int, error) {
+	if err := _u.defaults(); err != nil {
+		return 0, err
+	}
+	return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks)
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (_u *UserAttributeDefinitionUpdate) SaveX(ctx context.Context) int {
+	affected, err := _u.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return affected
+}
+
+// Exec executes the query.
+func (_u *UserAttributeDefinitionUpdate) Exec(ctx context.Context) error {
+	_, err := _u.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_u *UserAttributeDefinitionUpdate) ExecX(ctx context.Context) {
+	if err := _u.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (_u *UserAttributeDefinitionUpdate) defaults() error {
+	if _, ok := _u.mutation.UpdatedAt(); !ok {
+		if userattributedefinition.UpdateDefaultUpdatedAt == nil {
+			return fmt.Errorf("ent: uninitialized userattributedefinition.UpdateDefaultUpdatedAt (forgotten import ent/runtime?)")
+		}
+		v := userattributedefinition.UpdateDefaultUpdatedAt()
+		_u.mutation.SetUpdatedAt(v)
+	}
+	return nil
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (_u *UserAttributeDefinitionUpdate) check() error {
+	if v, ok := _u.mutation.Key(); ok {
+		if err := userattributedefinition.KeyValidator(v); err != nil {
+			return &ValidationError{Name: "key", err: fmt.Errorf(`ent: validator failed for field "UserAttributeDefinition.key": %w`, err)}
+		}
+	}
+	if v, ok := _u.mutation.Name(); ok {
+		if err := userattributedefinition.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "UserAttributeDefinition.name": %w`, err)}
+		}
+	}
+	if v, ok := _u.mutation.GetType(); ok {
+		if err := userattributedefinition.TypeValidator(v); err != nil {
+			return &ValidationError{Name: "type", err: fmt.Errorf(`ent: validator failed for field "UserAttributeDefinition.type": %w`, err)}
+		}
+	}
+	if v, ok := _u.mutation.Placeholder(); ok {
+		if err := userattributedefinition.PlaceholderValidator(v); err != nil {
+			return &ValidationError{Name: "placeholder", err: fmt.Errorf(`ent: validator failed for field "UserAttributeDefinition.placeholder": %w`, err)}
+		}
+	}
+	return nil
+}
+
+func (_u *UserAttributeDefinitionUpdate) sqlSave(ctx context.Context) (_node int, err error) {
+	if err := _u.check(); err != nil {
+		return _node, err
+	}
+	_spec := sqlgraph.NewUpdateSpec(userattributedefinition.Table, userattributedefinition.Columns, sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64))
+	if ps := _u.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := _u.mutation.UpdatedAt(); ok {
+		_spec.SetField(userattributedefinition.FieldUpdatedAt, field.TypeTime, value)
+	}
+	if value, ok := _u.mutation.DeletedAt(); ok {
+		_spec.SetField(userattributedefinition.FieldDeletedAt, field.TypeTime, value)
+	}
+	if _u.mutation.DeletedAtCleared() {
+		_spec.ClearField(userattributedefinition.FieldDeletedAt, field.TypeTime)
+	}
+	if value, ok := _u.mutation.Key(); ok {
+		_spec.SetField(userattributedefinition.FieldKey, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.Name(); ok {
+		_spec.SetField(userattributedefinition.FieldName, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.Description(); ok {
+		_spec.SetField(userattributedefinition.FieldDescription, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.GetType(); ok {
+		_spec.SetField(userattributedefinition.FieldType, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.Options(); ok {
+		_spec.SetField(userattributedefinition.FieldOptions, field.TypeJSON, value)
+	}
+	if value, ok := _u.mutation.AppendedOptions(); ok {
+		_spec.AddModifier(func(u *sql.UpdateBuilder) {
+			sqljson.Append(u, userattributedefinition.FieldOptions, value)
+		})
+	}
+	if value, ok := _u.mutation.Required(); ok {
+		_spec.SetField(userattributedefinition.FieldRequired, field.TypeBool, value)
+	}
+	if value, ok := _u.mutation.Validation(); ok {
+		_spec.SetField(userattributedefinition.FieldValidation, field.TypeJSON, value)
+	}
+	if value, ok := _u.mutation.Placeholder(); ok {
+		_spec.SetField(userattributedefinition.FieldPlaceholder, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.DisplayOrder(); ok {
+		_spec.SetField(userattributedefinition.FieldDisplayOrder, field.TypeInt, value)
+	}
+	if value, ok := _u.mutation.AddedDisplayOrder(); ok {
+		_spec.AddField(userattributedefinition.FieldDisplayOrder, field.TypeInt, value)
+	}
+	if value, ok := _u.mutation.Enabled(); ok {
+		_spec.SetField(userattributedefinition.FieldEnabled, field.TypeBool, value)
+	}
+	if _u.mutation.ValuesCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   userattributedefinition.ValuesTable,
+			Columns: []string{userattributedefinition.ValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.RemovedValuesIDs(); len(nodes) > 0 && !_u.mutation.ValuesCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   userattributedefinition.ValuesTable,
+			Columns: []string{userattributedefinition.ValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.ValuesIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   userattributedefinition.ValuesTable,
+			Columns: []string{userattributedefinition.ValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{userattributedefinition.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return 0, err
+	}
+	_u.mutation.done = true
+	return _node, nil
+}
+
+// UserAttributeDefinitionUpdateOne is the builder for updating a single UserAttributeDefinition entity.
+type UserAttributeDefinitionUpdateOne struct {
+	config
+	fields   []string
+	hooks    []Hook
+	mutation *UserAttributeDefinitionMutation
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetUpdatedAt(v time.Time) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetUpdatedAt(v)
+	return _u
+}
+
+// SetDeletedAt sets the "deleted_at" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetDeletedAt(v time.Time) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetDeletedAt(v)
+	return _u
+}
+
+// SetNillableDeletedAt sets the "deleted_at" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillableDeletedAt(v *time.Time) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetDeletedAt(*v)
+	}
+	return _u
+}
+
+// ClearDeletedAt clears the value of the "deleted_at" field.
+func (_u *UserAttributeDefinitionUpdateOne) ClearDeletedAt() *UserAttributeDefinitionUpdateOne {
+	_u.mutation.ClearDeletedAt()
+	return _u
+}
+
+// SetKey sets the "key" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetKey(v string) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetKey(v)
+	return _u
+}
+
+// SetNillableKey sets the "key" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillableKey(v *string) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetKey(*v)
+	}
+	return _u
+}
+
+// SetName sets the "name" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetName(v string) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetName(v)
+	return _u
+}
+
+// SetNillableName sets the "name" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillableName(v *string) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetName(*v)
+	}
+	return _u
+}
+
+// SetDescription sets the "description" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetDescription(v string) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetDescription(v)
+	return _u
+}
+
+// SetNillableDescription sets the "description" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillableDescription(v *string) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetDescription(*v)
+	}
+	return _u
+}
+
+// SetType sets the "type" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetType(v string) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetType(v)
+	return _u
+}
+
+// SetNillableType sets the "type" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillableType(v *string) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetType(*v)
+	}
+	return _u
+}
+
+// SetOptions sets the "options" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetOptions(v []map[string]interface{}) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetOptions(v)
+	return _u
+}
+
+// AppendOptions appends value to the "options" field.
+func (_u *UserAttributeDefinitionUpdateOne) AppendOptions(v []map[string]interface{}) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.AppendOptions(v)
+	return _u
+}
+
+// SetRequired sets the "required" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetRequired(v bool) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetRequired(v)
+	return _u
+}
+
+// SetNillableRequired sets the "required" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillableRequired(v *bool) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetRequired(*v)
+	}
+	return _u
+}
+
+// SetValidation sets the "validation" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetValidation(v map[string]interface{}) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetValidation(v)
+	return _u
+}
+
+// SetPlaceholder sets the "placeholder" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetPlaceholder(v string) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetPlaceholder(v)
+	return _u
+}
+
+// SetNillablePlaceholder sets the "placeholder" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillablePlaceholder(v *string) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetPlaceholder(*v)
+	}
+	return _u
+}
+
+// SetDisplayOrder sets the "display_order" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetDisplayOrder(v int) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.ResetDisplayOrder()
+	_u.mutation.SetDisplayOrder(v)
+	return _u
+}
+
+// SetNillableDisplayOrder sets the "display_order" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillableDisplayOrder(v *int) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetDisplayOrder(*v)
+	}
+	return _u
+}
+
+// AddDisplayOrder adds value to the "display_order" field.
+func (_u *UserAttributeDefinitionUpdateOne) AddDisplayOrder(v int) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.AddDisplayOrder(v)
+	return _u
+}
+
+// SetEnabled sets the "enabled" field.
+func (_u *UserAttributeDefinitionUpdateOne) SetEnabled(v bool) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.SetEnabled(v)
+	return _u
+}
+
+// SetNillableEnabled sets the "enabled" field if the given value is not nil.
+func (_u *UserAttributeDefinitionUpdateOne) SetNillableEnabled(v *bool) *UserAttributeDefinitionUpdateOne {
+	if v != nil {
+		_u.SetEnabled(*v)
+	}
+	return _u
+}
+
+// AddValueIDs adds the "values" edge to the UserAttributeValue entity by IDs.
+func (_u *UserAttributeDefinitionUpdateOne) AddValueIDs(ids ...int64) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.AddValueIDs(ids...)
+	return _u
+}
+
+// AddValues adds the "values" edges to the UserAttributeValue entity.
+func (_u *UserAttributeDefinitionUpdateOne) AddValues(v ...*UserAttributeValue) *UserAttributeDefinitionUpdateOne {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _u.AddValueIDs(ids...)
+}
+
+// Mutation returns the UserAttributeDefinitionMutation object of the builder.
+func (_u *UserAttributeDefinitionUpdateOne) Mutation() *UserAttributeDefinitionMutation {
+	return _u.mutation
+}
+
+// ClearValues clears all "values" edges to the UserAttributeValue entity.
+func (_u *UserAttributeDefinitionUpdateOne) ClearValues() *UserAttributeDefinitionUpdateOne {
+	_u.mutation.ClearValues()
+	return _u
+}
+
+// RemoveValueIDs removes the "values" edge to UserAttributeValue entities by IDs.
+func (_u *UserAttributeDefinitionUpdateOne) RemoveValueIDs(ids ...int64) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.RemoveValueIDs(ids...)
+	return _u
+}
+
+// RemoveValues removes "values" edges to UserAttributeValue entities.
+func (_u *UserAttributeDefinitionUpdateOne) RemoveValues(v ...*UserAttributeValue) *UserAttributeDefinitionUpdateOne {
+	ids := make([]int64, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _u.RemoveValueIDs(ids...)
+}
+
+// Where appends a list predicates to the UserAttributeDefinitionUpdate builder.
+func (_u *UserAttributeDefinitionUpdateOne) Where(ps ...predicate.UserAttributeDefinition) *UserAttributeDefinitionUpdateOne {
+	_u.mutation.Where(ps...)
+	return _u
+}
+
+// Select allows selecting one or more fields (columns) of the returned entity.
+// The default is selecting all fields defined in the entity schema.
+func (_u *UserAttributeDefinitionUpdateOne) Select(field string, fields ...string) *UserAttributeDefinitionUpdateOne {
+	_u.fields = append([]string{field}, fields...)
+	return _u
+}
+
+// Save executes the query and returns the updated UserAttributeDefinition entity.
+func (_u *UserAttributeDefinitionUpdateOne) Save(ctx context.Context) (*UserAttributeDefinition, error) {
+	if err := _u.defaults(); err != nil {
+		return nil, err
+	}
+	return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks)
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (_u *UserAttributeDefinitionUpdateOne) SaveX(ctx context.Context) *UserAttributeDefinition {
+	node, err := _u.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// Exec executes the query on the entity.
+func (_u *UserAttributeDefinitionUpdateOne) Exec(ctx context.Context) error {
+	_, err := _u.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_u *UserAttributeDefinitionUpdateOne) ExecX(ctx context.Context) {
+	if err := _u.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (_u *UserAttributeDefinitionUpdateOne) defaults() error {
+	if _, ok := _u.mutation.UpdatedAt(); !ok {
+		if userattributedefinition.UpdateDefaultUpdatedAt == nil {
+			return fmt.Errorf("ent: uninitialized userattributedefinition.UpdateDefaultUpdatedAt (forgotten import ent/runtime?)")
+		}
+		v := userattributedefinition.UpdateDefaultUpdatedAt()
+		_u.mutation.SetUpdatedAt(v)
+	}
+	return nil
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (_u *UserAttributeDefinitionUpdateOne) check() error {
+	if v, ok := _u.mutation.Key(); ok {
+		if err := userattributedefinition.KeyValidator(v); err != nil {
+			return &ValidationError{Name: "key", err: fmt.Errorf(`ent: validator failed for field "UserAttributeDefinition.key": %w`, err)}
+		}
+	}
+	if v, ok := _u.mutation.Name(); ok {
+		if err := userattributedefinition.NameValidator(v); err != nil {
+			return &ValidationError{Name: "name", err: fmt.Errorf(`ent: validator failed for field "UserAttributeDefinition.name": %w`, err)}
+		}
+	}
+	if v, ok := _u.mutation.GetType(); ok {
+		if err := userattributedefinition.TypeValidator(v); err != nil {
+			return &ValidationError{Name: "type", err: fmt.Errorf(`ent: validator failed for field "UserAttributeDefinition.type": %w`, err)}
+		}
+	}
+	if v, ok := _u.mutation.Placeholder(); ok {
+		if err := userattributedefinition.PlaceholderValidator(v); err != nil {
+			return &ValidationError{Name: "placeholder", err: fmt.Errorf(`ent: validator failed for field "UserAttributeDefinition.placeholder": %w`, err)}
+		}
+	}
+	return nil
+}
+
+func (_u *UserAttributeDefinitionUpdateOne) sqlSave(ctx context.Context) (_node *UserAttributeDefinition, err error) {
+	if err := _u.check(); err != nil {
+		return _node, err
+	}
+	_spec := sqlgraph.NewUpdateSpec(userattributedefinition.Table, userattributedefinition.Columns, sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64))
+	id, ok := _u.mutation.ID()
+	if !ok {
+		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "UserAttributeDefinition.id" for update`)}
+	}
+	_spec.Node.ID.Value = id
+	if fields := _u.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, userattributedefinition.FieldID)
+		for _, f := range fields {
+			if !userattributedefinition.ValidColumn(f) {
+				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+			}
+			if f != userattributedefinition.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, f)
+			}
+		}
+	}
+	if ps := _u.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := _u.mutation.UpdatedAt(); ok {
+		_spec.SetField(userattributedefinition.FieldUpdatedAt, field.TypeTime, value)
+	}
+	if value, ok := _u.mutation.DeletedAt(); ok {
+		_spec.SetField(userattributedefinition.FieldDeletedAt, field.TypeTime, value)
+	}
+	if _u.mutation.DeletedAtCleared() {
+		_spec.ClearField(userattributedefinition.FieldDeletedAt, field.TypeTime)
+	}
+	if value, ok := _u.mutation.Key(); ok {
+		_spec.SetField(userattributedefinition.FieldKey, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.Name(); ok {
+		_spec.SetField(userattributedefinition.FieldName, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.Description(); ok {
+		_spec.SetField(userattributedefinition.FieldDescription, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.GetType(); ok {
+		_spec.SetField(userattributedefinition.FieldType, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.Options(); ok {
+		_spec.SetField(userattributedefinition.FieldOptions, field.TypeJSON, value)
+	}
+	if value, ok := _u.mutation.AppendedOptions(); ok {
+		_spec.AddModifier(func(u *sql.UpdateBuilder) {
+			sqljson.Append(u, userattributedefinition.FieldOptions, value)
+		})
+	}
+	if value, ok := _u.mutation.Required(); ok {
+		_spec.SetField(userattributedefinition.FieldRequired, field.TypeBool, value)
+	}
+	if value, ok := _u.mutation.Validation(); ok {
+		_spec.SetField(userattributedefinition.FieldValidation, field.TypeJSON, value)
+	}
+	if value, ok := _u.mutation.Placeholder(); ok {
+		_spec.SetField(userattributedefinition.FieldPlaceholder, field.TypeString, value)
+	}
+	if value, ok := _u.mutation.DisplayOrder(); ok {
+		_spec.SetField(userattributedefinition.FieldDisplayOrder, field.TypeInt, value)
+	}
+	if value, ok := _u.mutation.AddedDisplayOrder(); ok {
+		_spec.AddField(userattributedefinition.FieldDisplayOrder, field.TypeInt, value)
+	}
+	if value, ok := _u.mutation.Enabled(); ok {
+		_spec.SetField(userattributedefinition.FieldEnabled, field.TypeBool, value)
+	}
+	if _u.mutation.ValuesCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   userattributedefinition.ValuesTable,
+			Columns: []string{userattributedefinition.ValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.RemovedValuesIDs(); len(nodes) > 0 && !_u.mutation.ValuesCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   userattributedefinition.ValuesTable,
+			Columns: []string{userattributedefinition.ValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.ValuesIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   userattributedefinition.ValuesTable,
+			Columns: []string{userattributedefinition.ValuesColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	_node = &UserAttributeDefinition{config: _u.config}
+	_spec.Assign = _node.assignValues
+	_spec.ScanValues = _node.scanValues
+	if err = sqlgraph.UpdateNode(ctx, _u.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{userattributedefinition.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	_u.mutation.done = true
+	return _node, nil
+}

backend/ent/userattributevalue.go

@@ -0,0 +1,198 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/sql"
+	"github.com/Wei-Shaw/sub2api/ent/user"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
+)
+
+// UserAttributeValue is the model entity for the UserAttributeValue schema.
+type UserAttributeValue struct {
+	config `json:"-"`
+	// ID of the ent.
+	ID int64 `json:"id,omitempty"`
+	// CreatedAt holds the value of the "created_at" field.
+	CreatedAt time.Time `json:"created_at,omitempty"`
+	// UpdatedAt holds the value of the "updated_at" field.
+	UpdatedAt time.Time `json:"updated_at,omitempty"`
+	// UserID holds the value of the "user_id" field.
+	UserID int64 `json:"user_id,omitempty"`
+	// AttributeID holds the value of the "attribute_id" field.
+	AttributeID int64 `json:"attribute_id,omitempty"`
+	// Value holds the value of the "value" field.
+	Value string `json:"value,omitempty"`
+	// Edges holds the relations/edges for other nodes in the graph.
+	// The values are being populated by the UserAttributeValueQuery when eager-loading is set.
+	Edges        UserAttributeValueEdges `json:"edges"`
+	selectValues sql.SelectValues
+}
+
+// UserAttributeValueEdges holds the relations/edges for other nodes in the graph.
+type UserAttributeValueEdges struct {
+	// User holds the value of the user edge.
+	User *User `json:"user,omitempty"`
+	// Definition holds the value of the definition edge.
+	Definition *UserAttributeDefinition `json:"definition,omitempty"`
+	// loadedTypes holds the information for reporting if a
+	// type was loaded (or requested) in eager-loading or not.
+	loadedTypes [2]bool
+}
+
+// UserOrErr returns the User value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e UserAttributeValueEdges) UserOrErr() (*User, error) {
+	if e.User != nil {
+		return e.User, nil
+	} else if e.loadedTypes[0] {
+		return nil, &NotFoundError{label: user.Label}
+	}
+	return nil, &NotLoadedError{edge: "user"}
+}
+
+// DefinitionOrErr returns the Definition value or an error if the edge
+// was not loaded in eager-loading, or loaded but was not found.
+func (e UserAttributeValueEdges) DefinitionOrErr() (*UserAttributeDefinition, error) {
+	if e.Definition != nil {
+		return e.Definition, nil
+	} else if e.loadedTypes[1] {
+		return nil, &NotFoundError{label: userattributedefinition.Label}
+	}
+	return nil, &NotLoadedError{edge: "definition"}
+}
+
+// scanValues returns the types for scanning values from sql.Rows.
+func (*UserAttributeValue) scanValues(columns []string) ([]any, error) {
+	values := make([]any, len(columns))
+	for i := range columns {
+		switch columns[i] {
+		case userattributevalue.FieldID, userattributevalue.FieldUserID, userattributevalue.FieldAttributeID:
+			values[i] = new(sql.NullInt64)
+		case userattributevalue.FieldValue:
+			values[i] = new(sql.NullString)
+		case userattributevalue.FieldCreatedAt, userattributevalue.FieldUpdatedAt:
+			values[i] = new(sql.NullTime)
+		default:
+			values[i] = new(sql.UnknownType)
+		}
+	}
+	return values, nil
+}
+
+// assignValues assigns the values that were returned from sql.Rows (after scanning)
+// to the UserAttributeValue fields.
+func (_m *UserAttributeValue) assignValues(columns []string, values []any) error {
+	if m, n := len(values), len(columns); m < n {
+		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
+	}
+	for i := range columns {
+		switch columns[i] {
+		case userattributevalue.FieldID:
+			value, ok := values[i].(*sql.NullInt64)
+			if !ok {
+				return fmt.Errorf("unexpected type %T for field id", value)
+			}
+			_m.ID = int64(value.Int64)
+		case userattributevalue.FieldCreatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field created_at", values[i])
+			} else if value.Valid {
+				_m.CreatedAt = value.Time
+			}
+		case userattributevalue.FieldUpdatedAt:
+			if value, ok := values[i].(*sql.NullTime); !ok {
+				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
+			} else if value.Valid {
+				_m.UpdatedAt = value.Time
+			}
+		case userattributevalue.FieldUserID:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field user_id", values[i])
+			} else if value.Valid {
+				_m.UserID = value.Int64
+			}
+		case userattributevalue.FieldAttributeID:
+			if value, ok := values[i].(*sql.NullInt64); !ok {
+				return fmt.Errorf("unexpected type %T for field attribute_id", values[i])
+			} else if value.Valid {
+				_m.AttributeID = value.Int64
+			}
+		case userattributevalue.FieldValue:
+			if value, ok := values[i].(*sql.NullString); !ok {
+				return fmt.Errorf("unexpected type %T for field value", values[i])
+			} else if value.Valid {
+				_m.Value = value.String
+			}
+		default:
+			_m.selectValues.Set(columns[i], values[i])
+		}
+	}
+	return nil
+}
+
+// GetValue returns the ent.Value that was dynamically selected and assigned to the UserAttributeValue.
+// This includes values selected through modifiers, order, etc.
+func (_m *UserAttributeValue) GetValue(name string) (ent.Value, error) {
+	return _m.selectValues.Get(name)
+}
+
+// QueryUser queries the "user" edge of the UserAttributeValue entity.
+func (_m *UserAttributeValue) QueryUser() *UserQuery {
+	return NewUserAttributeValueClient(_m.config).QueryUser(_m)
+}
+
+// QueryDefinition queries the "definition" edge of the UserAttributeValue entity.
+func (_m *UserAttributeValue) QueryDefinition() *UserAttributeDefinitionQuery {
+	return NewUserAttributeValueClient(_m.config).QueryDefinition(_m)
+}
+
+// Update returns a builder for updating this UserAttributeValue.
+// Note that you need to call UserAttributeValue.Unwrap() before calling this method if this UserAttributeValue
+// was returned from a transaction, and the transaction was committed or rolled back.
+func (_m *UserAttributeValue) Update() *UserAttributeValueUpdateOne {
+	return NewUserAttributeValueClient(_m.config).UpdateOne(_m)
+}
+
+// Unwrap unwraps the UserAttributeValue entity that was returned from a transaction after it was closed,
+// so that all future queries will be executed through the driver which created the transaction.
+func (_m *UserAttributeValue) Unwrap() *UserAttributeValue {
+	_tx, ok := _m.config.driver.(*txDriver)
+	if !ok {
+		panic("ent: UserAttributeValue is not a transactional entity")
+	}
+	_m.config.driver = _tx.drv
+	return _m
+}
+
+// String implements the fmt.Stringer.
+func (_m *UserAttributeValue) String() string {
+	var builder strings.Builder
+	builder.WriteString("UserAttributeValue(")
+	builder.WriteString(fmt.Sprintf("id=%v, ", _m.ID))
+	builder.WriteString("created_at=")
+	builder.WriteString(_m.CreatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("updated_at=")
+	builder.WriteString(_m.UpdatedAt.Format(time.ANSIC))
+	builder.WriteString(", ")
+	builder.WriteString("user_id=")
+	builder.WriteString(fmt.Sprintf("%v", _m.UserID))
+	builder.WriteString(", ")
+	builder.WriteString("attribute_id=")
+	builder.WriteString(fmt.Sprintf("%v", _m.AttributeID))
+	builder.WriteString(", ")
+	builder.WriteString("value=")
+	builder.WriteString(_m.Value)
+	builder.WriteByte(')')
+	return builder.String()
+}
+
+// UserAttributeValues is a parsable slice of UserAttributeValue.
+type UserAttributeValues []*UserAttributeValue

backend/ent/userattributevalue/userattributevalue.go

@@ -0,0 +1,139 @@
+// Code generated by ent, DO NOT EDIT.
+
+package userattributevalue
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+)
+
+const (
+	// Label holds the string label denoting the userattributevalue type in the database.
+	Label = "user_attribute_value"
+	// FieldID holds the string denoting the id field in the database.
+	FieldID = "id"
+	// FieldCreatedAt holds the string denoting the created_at field in the database.
+	FieldCreatedAt = "created_at"
+	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
+	FieldUpdatedAt = "updated_at"
+	// FieldUserID holds the string denoting the user_id field in the database.
+	FieldUserID = "user_id"
+	// FieldAttributeID holds the string denoting the attribute_id field in the database.
+	FieldAttributeID = "attribute_id"
+	// FieldValue holds the string denoting the value field in the database.
+	FieldValue = "value"
+	// EdgeUser holds the string denoting the user edge name in mutations.
+	EdgeUser = "user"
+	// EdgeDefinition holds the string denoting the definition edge name in mutations.
+	EdgeDefinition = "definition"
+	// Table holds the table name of the userattributevalue in the database.
+	Table = "user_attribute_values"
+	// UserTable is the table that holds the user relation/edge.
+	UserTable = "user_attribute_values"
+	// UserInverseTable is the table name for the User entity.
+	// It exists in this package in order to avoid circular dependency with the "user" package.
+	UserInverseTable = "users"
+	// UserColumn is the table column denoting the user relation/edge.
+	UserColumn = "user_id"
+	// DefinitionTable is the table that holds the definition relation/edge.
+	DefinitionTable = "user_attribute_values"
+	// DefinitionInverseTable is the table name for the UserAttributeDefinition entity.
+	// It exists in this package in order to avoid circular dependency with the "userattributedefinition" package.
+	DefinitionInverseTable = "user_attribute_definitions"
+	// DefinitionColumn is the table column denoting the definition relation/edge.
+	DefinitionColumn = "attribute_id"
+)
+
+// Columns holds all SQL columns for userattributevalue fields.
+var Columns = []string{
+	FieldID,
+	FieldCreatedAt,
+	FieldUpdatedAt,
+	FieldUserID,
+	FieldAttributeID,
+	FieldValue,
+}
+
+// ValidColumn reports if the column name is valid (part of the table columns).
+func ValidColumn(column string) bool {
+	for i := range Columns {
+		if column == Columns[i] {
+			return true
+		}
+	}
+	return false
+}
+
+var (
+	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
+	DefaultCreatedAt func() time.Time
+	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
+	DefaultUpdatedAt func() time.Time
+	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
+	UpdateDefaultUpdatedAt func() time.Time
+	// DefaultValue holds the default value on creation for the "value" field.
+	DefaultValue string
+)
+
+// OrderOption defines the ordering options for the UserAttributeValue queries.
+type OrderOption func(*sql.Selector)
+
+// ByID orders the results by the id field.
+func ByID(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldID, opts...).ToFunc()
+}
+
+// ByCreatedAt orders the results by the created_at field.
+func ByCreatedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldCreatedAt, opts...).ToFunc()
+}
+
+// ByUpdatedAt orders the results by the updated_at field.
+func ByUpdatedAt(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldUpdatedAt, opts...).ToFunc()
+}
+
+// ByUserID orders the results by the user_id field.
+func ByUserID(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldUserID, opts...).ToFunc()
+}
+
+// ByAttributeID orders the results by the attribute_id field.
+func ByAttributeID(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldAttributeID, opts...).ToFunc()
+}
+
+// ByValue orders the results by the value field.
+func ByValue(opts ...sql.OrderTermOption) OrderOption {
+	return sql.OrderByField(FieldValue, opts...).ToFunc()
+}
+
+// ByUserField orders the results by user field.
+func ByUserField(field string, opts ...sql.OrderTermOption) OrderOption {
+	return func(s *sql.Selector) {
+		sqlgraph.OrderByNeighborTerms(s, newUserStep(), sql.OrderByField(field, opts...))
+	}
+}
+
+// ByDefinitionField orders the results by definition field.
+func ByDefinitionField(field string, opts ...sql.OrderTermOption) OrderOption {
+	return func(s *sql.Selector) {
+		sqlgraph.OrderByNeighborTerms(s, newDefinitionStep(), sql.OrderByField(field, opts...))
+	}
+}
+func newUserStep() *sqlgraph.Step {
+	return sqlgraph.NewStep(
+		sqlgraph.From(Table, FieldID),
+		sqlgraph.To(UserInverseTable, FieldID),
+		sqlgraph.Edge(sqlgraph.M2O, true, UserTable, UserColumn),
+	)
+}
+func newDefinitionStep() *sqlgraph.Step {
+	return sqlgraph.NewStep(
+		sqlgraph.From(Table, FieldID),
+		sqlgraph.To(DefinitionInverseTable, FieldID),
+		sqlgraph.Edge(sqlgraph.M2O, true, DefinitionTable, DefinitionColumn),
+	)
+}

backend/ent/userattributevalue/where.go

@@ -0,0 +1,327 @@
+// Code generated by ent, DO NOT EDIT.
+
+package userattributevalue
+
+import (
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+)
+
+// ID filters vertices based on their ID field.
+func ID(id int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldID, id))
+}
+
+// IDEQ applies the EQ predicate on the ID field.
+func IDEQ(id int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldID, id))
+}
+
+// IDNEQ applies the NEQ predicate on the ID field.
+func IDNEQ(id int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNEQ(FieldID, id))
+}
+
+// IDIn applies the In predicate on the ID field.
+func IDIn(ids ...int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldIn(FieldID, ids...))
+}
+
+// IDNotIn applies the NotIn predicate on the ID field.
+func IDNotIn(ids ...int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNotIn(FieldID, ids...))
+}
+
+// IDGT applies the GT predicate on the ID field.
+func IDGT(id int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldGT(FieldID, id))
+}
+
+// IDGTE applies the GTE predicate on the ID field.
+func IDGTE(id int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldGTE(FieldID, id))
+}
+
+// IDLT applies the LT predicate on the ID field.
+func IDLT(id int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldLT(FieldID, id))
+}
+
+// IDLTE applies the LTE predicate on the ID field.
+func IDLTE(id int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldLTE(FieldID, id))
+}
+
+// CreatedAt applies equality check predicate on the "created_at" field. It's identical to CreatedAtEQ.
+func CreatedAt(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldCreatedAt, v))
+}
+
+// UpdatedAt applies equality check predicate on the "updated_at" field. It's identical to UpdatedAtEQ.
+func UpdatedAt(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldUpdatedAt, v))
+}
+
+// UserID applies equality check predicate on the "user_id" field. It's identical to UserIDEQ.
+func UserID(v int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldUserID, v))
+}
+
+// AttributeID applies equality check predicate on the "attribute_id" field. It's identical to AttributeIDEQ.
+func AttributeID(v int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldAttributeID, v))
+}
+
+// Value applies equality check predicate on the "value" field. It's identical to ValueEQ.
+func Value(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldValue, v))
+}
+
+// CreatedAtEQ applies the EQ predicate on the "created_at" field.
+func CreatedAtEQ(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldCreatedAt, v))
+}
+
+// CreatedAtNEQ applies the NEQ predicate on the "created_at" field.
+func CreatedAtNEQ(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNEQ(FieldCreatedAt, v))
+}
+
+// CreatedAtIn applies the In predicate on the "created_at" field.
+func CreatedAtIn(vs ...time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldIn(FieldCreatedAt, vs...))
+}
+
+// CreatedAtNotIn applies the NotIn predicate on the "created_at" field.
+func CreatedAtNotIn(vs ...time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNotIn(FieldCreatedAt, vs...))
+}
+
+// CreatedAtGT applies the GT predicate on the "created_at" field.
+func CreatedAtGT(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldGT(FieldCreatedAt, v))
+}
+
+// CreatedAtGTE applies the GTE predicate on the "created_at" field.
+func CreatedAtGTE(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldGTE(FieldCreatedAt, v))
+}
+
+// CreatedAtLT applies the LT predicate on the "created_at" field.
+func CreatedAtLT(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldLT(FieldCreatedAt, v))
+}
+
+// CreatedAtLTE applies the LTE predicate on the "created_at" field.
+func CreatedAtLTE(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldLTE(FieldCreatedAt, v))
+}
+
+// UpdatedAtEQ applies the EQ predicate on the "updated_at" field.
+func UpdatedAtEQ(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldUpdatedAt, v))
+}
+
+// UpdatedAtNEQ applies the NEQ predicate on the "updated_at" field.
+func UpdatedAtNEQ(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNEQ(FieldUpdatedAt, v))
+}
+
+// UpdatedAtIn applies the In predicate on the "updated_at" field.
+func UpdatedAtIn(vs ...time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldIn(FieldUpdatedAt, vs...))
+}
+
+// UpdatedAtNotIn applies the NotIn predicate on the "updated_at" field.
+func UpdatedAtNotIn(vs ...time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNotIn(FieldUpdatedAt, vs...))
+}
+
+// UpdatedAtGT applies the GT predicate on the "updated_at" field.
+func UpdatedAtGT(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldGT(FieldUpdatedAt, v))
+}
+
+// UpdatedAtGTE applies the GTE predicate on the "updated_at" field.
+func UpdatedAtGTE(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldGTE(FieldUpdatedAt, v))
+}
+
+// UpdatedAtLT applies the LT predicate on the "updated_at" field.
+func UpdatedAtLT(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldLT(FieldUpdatedAt, v))
+}
+
+// UpdatedAtLTE applies the LTE predicate on the "updated_at" field.
+func UpdatedAtLTE(v time.Time) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldLTE(FieldUpdatedAt, v))
+}
+
+// UserIDEQ applies the EQ predicate on the "user_id" field.
+func UserIDEQ(v int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldUserID, v))
+}
+
+// UserIDNEQ applies the NEQ predicate on the "user_id" field.
+func UserIDNEQ(v int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNEQ(FieldUserID, v))
+}
+
+// UserIDIn applies the In predicate on the "user_id" field.
+func UserIDIn(vs ...int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldIn(FieldUserID, vs...))
+}
+
+// UserIDNotIn applies the NotIn predicate on the "user_id" field.
+func UserIDNotIn(vs ...int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNotIn(FieldUserID, vs...))
+}
+
+// AttributeIDEQ applies the EQ predicate on the "attribute_id" field.
+func AttributeIDEQ(v int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldAttributeID, v))
+}
+
+// AttributeIDNEQ applies the NEQ predicate on the "attribute_id" field.
+func AttributeIDNEQ(v int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNEQ(FieldAttributeID, v))
+}
+
+// AttributeIDIn applies the In predicate on the "attribute_id" field.
+func AttributeIDIn(vs ...int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldIn(FieldAttributeID, vs...))
+}
+
+// AttributeIDNotIn applies the NotIn predicate on the "attribute_id" field.
+func AttributeIDNotIn(vs ...int64) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNotIn(FieldAttributeID, vs...))
+}
+
+// ValueEQ applies the EQ predicate on the "value" field.
+func ValueEQ(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEQ(FieldValue, v))
+}
+
+// ValueNEQ applies the NEQ predicate on the "value" field.
+func ValueNEQ(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNEQ(FieldValue, v))
+}
+
+// ValueIn applies the In predicate on the "value" field.
+func ValueIn(vs ...string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldIn(FieldValue, vs...))
+}
+
+// ValueNotIn applies the NotIn predicate on the "value" field.
+func ValueNotIn(vs ...string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldNotIn(FieldValue, vs...))
+}
+
+// ValueGT applies the GT predicate on the "value" field.
+func ValueGT(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldGT(FieldValue, v))
+}
+
+// ValueGTE applies the GTE predicate on the "value" field.
+func ValueGTE(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldGTE(FieldValue, v))
+}
+
+// ValueLT applies the LT predicate on the "value" field.
+func ValueLT(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldLT(FieldValue, v))
+}
+
+// ValueLTE applies the LTE predicate on the "value" field.
+func ValueLTE(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldLTE(FieldValue, v))
+}
+
+// ValueContains applies the Contains predicate on the "value" field.
+func ValueContains(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldContains(FieldValue, v))
+}
+
+// ValueHasPrefix applies the HasPrefix predicate on the "value" field.
+func ValueHasPrefix(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldHasPrefix(FieldValue, v))
+}
+
+// ValueHasSuffix applies the HasSuffix predicate on the "value" field.
+func ValueHasSuffix(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldHasSuffix(FieldValue, v))
+}
+
+// ValueEqualFold applies the EqualFold predicate on the "value" field.
+func ValueEqualFold(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldEqualFold(FieldValue, v))
+}
+
+// ValueContainsFold applies the ContainsFold predicate on the "value" field.
+func ValueContainsFold(v string) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.FieldContainsFold(FieldValue, v))
+}
+
+// HasUser applies the HasEdge predicate on the "user" edge.
+func HasUser() predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, UserTable, UserColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasUserWith applies the HasEdge predicate on the "user" edge with a given conditions (other predicates).
+func HasUserWith(preds ...predicate.User) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(func(s *sql.Selector) {
+		step := newUserStep()
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// HasDefinition applies the HasEdge predicate on the "definition" edge.
+func HasDefinition() predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(func(s *sql.Selector) {
+		step := sqlgraph.NewStep(
+			sqlgraph.From(Table, FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, DefinitionTable, DefinitionColumn),
+		)
+		sqlgraph.HasNeighbors(s, step)
+	})
+}
+
+// HasDefinitionWith applies the HasEdge predicate on the "definition" edge with a given conditions (other predicates).
+func HasDefinitionWith(preds ...predicate.UserAttributeDefinition) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(func(s *sql.Selector) {
+		step := newDefinitionStep()
+		sqlgraph.HasNeighborsWith(s, step, func(s *sql.Selector) {
+			for _, p := range preds {
+				p(s)
+			}
+		})
+	})
+}
+
+// And groups predicates with the AND operator between them.
+func And(predicates ...predicate.UserAttributeValue) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.AndPredicates(predicates...))
+}
+
+// Or groups predicates with the OR operator between them.
+func Or(predicates ...predicate.UserAttributeValue) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.OrPredicates(predicates...))
+}
+
+// Not applies the not operator on the given predicate.
+func Not(p predicate.UserAttributeValue) predicate.UserAttributeValue {
+	return predicate.UserAttributeValue(sql.NotPredicates(p))
+}

backend/ent/userattributevalue_create.go

@@ -0,0 +1,731 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/user"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
+)
+
+// UserAttributeValueCreate is the builder for creating a UserAttributeValue entity.
+type UserAttributeValueCreate struct {
+	config
+	mutation *UserAttributeValueMutation
+	hooks    []Hook
+	conflict []sql.ConflictOption
+}
+
+// SetCreatedAt sets the "created_at" field.
+func (_c *UserAttributeValueCreate) SetCreatedAt(v time.Time) *UserAttributeValueCreate {
+	_c.mutation.SetCreatedAt(v)
+	return _c
+}
+
+// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
+func (_c *UserAttributeValueCreate) SetNillableCreatedAt(v *time.Time) *UserAttributeValueCreate {
+	if v != nil {
+		_c.SetCreatedAt(*v)
+	}
+	return _c
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (_c *UserAttributeValueCreate) SetUpdatedAt(v time.Time) *UserAttributeValueCreate {
+	_c.mutation.SetUpdatedAt(v)
+	return _c
+}
+
+// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
+func (_c *UserAttributeValueCreate) SetNillableUpdatedAt(v *time.Time) *UserAttributeValueCreate {
+	if v != nil {
+		_c.SetUpdatedAt(*v)
+	}
+	return _c
+}
+
+// SetUserID sets the "user_id" field.
+func (_c *UserAttributeValueCreate) SetUserID(v int64) *UserAttributeValueCreate {
+	_c.mutation.SetUserID(v)
+	return _c
+}
+
+// SetAttributeID sets the "attribute_id" field.
+func (_c *UserAttributeValueCreate) SetAttributeID(v int64) *UserAttributeValueCreate {
+	_c.mutation.SetAttributeID(v)
+	return _c
+}
+
+// SetValue sets the "value" field.
+func (_c *UserAttributeValueCreate) SetValue(v string) *UserAttributeValueCreate {
+	_c.mutation.SetValue(v)
+	return _c
+}
+
+// SetNillableValue sets the "value" field if the given value is not nil.
+func (_c *UserAttributeValueCreate) SetNillableValue(v *string) *UserAttributeValueCreate {
+	if v != nil {
+		_c.SetValue(*v)
+	}
+	return _c
+}
+
+// SetUser sets the "user" edge to the User entity.
+func (_c *UserAttributeValueCreate) SetUser(v *User) *UserAttributeValueCreate {
+	return _c.SetUserID(v.ID)
+}
+
+// SetDefinitionID sets the "definition" edge to the UserAttributeDefinition entity by ID.
+func (_c *UserAttributeValueCreate) SetDefinitionID(id int64) *UserAttributeValueCreate {
+	_c.mutation.SetDefinitionID(id)
+	return _c
+}
+
+// SetDefinition sets the "definition" edge to the UserAttributeDefinition entity.
+func (_c *UserAttributeValueCreate) SetDefinition(v *UserAttributeDefinition) *UserAttributeValueCreate {
+	return _c.SetDefinitionID(v.ID)
+}
+
+// Mutation returns the UserAttributeValueMutation object of the builder.
+func (_c *UserAttributeValueCreate) Mutation() *UserAttributeValueMutation {
+	return _c.mutation
+}
+
+// Save creates the UserAttributeValue in the database.
+func (_c *UserAttributeValueCreate) Save(ctx context.Context) (*UserAttributeValue, error) {
+	_c.defaults()
+	return withHooks(ctx, _c.sqlSave, _c.mutation, _c.hooks)
+}
+
+// SaveX calls Save and panics if Save returns an error.
+func (_c *UserAttributeValueCreate) SaveX(ctx context.Context) *UserAttributeValue {
+	v, err := _c.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (_c *UserAttributeValueCreate) Exec(ctx context.Context) error {
+	_, err := _c.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_c *UserAttributeValueCreate) ExecX(ctx context.Context) {
+	if err := _c.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (_c *UserAttributeValueCreate) defaults() {
+	if _, ok := _c.mutation.CreatedAt(); !ok {
+		v := userattributevalue.DefaultCreatedAt()
+		_c.mutation.SetCreatedAt(v)
+	}
+	if _, ok := _c.mutation.UpdatedAt(); !ok {
+		v := userattributevalue.DefaultUpdatedAt()
+		_c.mutation.SetUpdatedAt(v)
+	}
+	if _, ok := _c.mutation.Value(); !ok {
+		v := userattributevalue.DefaultValue
+		_c.mutation.SetValue(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (_c *UserAttributeValueCreate) check() error {
+	if _, ok := _c.mutation.CreatedAt(); !ok {
+		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "UserAttributeValue.created_at"`)}
+	}
+	if _, ok := _c.mutation.UpdatedAt(); !ok {
+		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "UserAttributeValue.updated_at"`)}
+	}
+	if _, ok := _c.mutation.UserID(); !ok {
+		return &ValidationError{Name: "user_id", err: errors.New(`ent: missing required field "UserAttributeValue.user_id"`)}
+	}
+	if _, ok := _c.mutation.AttributeID(); !ok {
+		return &ValidationError{Name: "attribute_id", err: errors.New(`ent: missing required field "UserAttributeValue.attribute_id"`)}
+	}
+	if _, ok := _c.mutation.Value(); !ok {
+		return &ValidationError{Name: "value", err: errors.New(`ent: missing required field "UserAttributeValue.value"`)}
+	}
+	if len(_c.mutation.UserIDs()) == 0 {
+		return &ValidationError{Name: "user", err: errors.New(`ent: missing required edge "UserAttributeValue.user"`)}
+	}
+	if len(_c.mutation.DefinitionIDs()) == 0 {
+		return &ValidationError{Name: "definition", err: errors.New(`ent: missing required edge "UserAttributeValue.definition"`)}
+	}
+	return nil
+}
+
+func (_c *UserAttributeValueCreate) sqlSave(ctx context.Context) (*UserAttributeValue, error) {
+	if err := _c.check(); err != nil {
+		return nil, err
+	}
+	_node, _spec := _c.createSpec()
+	if err := sqlgraph.CreateNode(ctx, _c.driver, _spec); err != nil {
+		if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	id := _spec.ID.Value.(int64)
+	_node.ID = int64(id)
+	_c.mutation.id = &_node.ID
+	_c.mutation.done = true
+	return _node, nil
+}
+
+func (_c *UserAttributeValueCreate) createSpec() (*UserAttributeValue, *sqlgraph.CreateSpec) {
+	var (
+		_node = &UserAttributeValue{config: _c.config}
+		_spec = sqlgraph.NewCreateSpec(userattributevalue.Table, sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64))
+	)
+	_spec.OnConflict = _c.conflict
+	if value, ok := _c.mutation.CreatedAt(); ok {
+		_spec.SetField(userattributevalue.FieldCreatedAt, field.TypeTime, value)
+		_node.CreatedAt = value
+	}
+	if value, ok := _c.mutation.UpdatedAt(); ok {
+		_spec.SetField(userattributevalue.FieldUpdatedAt, field.TypeTime, value)
+		_node.UpdatedAt = value
+	}
+	if value, ok := _c.mutation.Value(); ok {
+		_spec.SetField(userattributevalue.FieldValue, field.TypeString, value)
+		_node.Value = value
+	}
+	if nodes := _c.mutation.UserIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.UserTable,
+			Columns: []string{userattributevalue.UserColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.UserID = nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := _c.mutation.DefinitionIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.DefinitionTable,
+			Columns: []string{userattributevalue.DefinitionColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.AttributeID = nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	return _node, _spec
+}
+
+// OnConflict allows configuring the `ON CONFLICT` / `ON DUPLICATE KEY` clause
+// of the `INSERT` statement. For example:
+//
+//	client.UserAttributeValue.Create().
+//		SetCreatedAt(v).
+//		OnConflict(
+//			// Update the row with the new values
+//			// the was proposed for insertion.
+//			sql.ResolveWithNewValues(),
+//		).
+//		// Override some of the fields with custom
+//		// update values.
+//		Update(func(u *ent.UserAttributeValueUpsert) {
+//			SetCreatedAt(v+v).
+//		}).
+//		Exec(ctx)
+func (_c *UserAttributeValueCreate) OnConflict(opts ...sql.ConflictOption) *UserAttributeValueUpsertOne {
+	_c.conflict = opts
+	return &UserAttributeValueUpsertOne{
+		create: _c,
+	}
+}
+
+// OnConflictColumns calls `OnConflict` and configures the columns
+// as conflict target. Using this option is equivalent to using:
+//
+//	client.UserAttributeValue.Create().
+//		OnConflict(sql.ConflictColumns(columns...)).
+//		Exec(ctx)
+func (_c *UserAttributeValueCreate) OnConflictColumns(columns ...string) *UserAttributeValueUpsertOne {
+	_c.conflict = append(_c.conflict, sql.ConflictColumns(columns...))
+	return &UserAttributeValueUpsertOne{
+		create: _c,
+	}
+}
+
+type (
+	// UserAttributeValueUpsertOne is the builder for "upsert"-ing
+	//  one UserAttributeValue node.
+	UserAttributeValueUpsertOne struct {
+		create *UserAttributeValueCreate
+	}
+
+	// UserAttributeValueUpsert is the "OnConflict" setter.
+	UserAttributeValueUpsert struct {
+		*sql.UpdateSet
+	}
+)
+
+// SetUpdatedAt sets the "updated_at" field.
+func (u *UserAttributeValueUpsert) SetUpdatedAt(v time.Time) *UserAttributeValueUpsert {
+	u.Set(userattributevalue.FieldUpdatedAt, v)
+	return u
+}
+
+// UpdateUpdatedAt sets the "updated_at" field to the value that was provided on create.
+func (u *UserAttributeValueUpsert) UpdateUpdatedAt() *UserAttributeValueUpsert {
+	u.SetExcluded(userattributevalue.FieldUpdatedAt)
+	return u
+}
+
+// SetUserID sets the "user_id" field.
+func (u *UserAttributeValueUpsert) SetUserID(v int64) *UserAttributeValueUpsert {
+	u.Set(userattributevalue.FieldUserID, v)
+	return u
+}
+
+// UpdateUserID sets the "user_id" field to the value that was provided on create.
+func (u *UserAttributeValueUpsert) UpdateUserID() *UserAttributeValueUpsert {
+	u.SetExcluded(userattributevalue.FieldUserID)
+	return u
+}
+
+// SetAttributeID sets the "attribute_id" field.
+func (u *UserAttributeValueUpsert) SetAttributeID(v int64) *UserAttributeValueUpsert {
+	u.Set(userattributevalue.FieldAttributeID, v)
+	return u
+}
+
+// UpdateAttributeID sets the "attribute_id" field to the value that was provided on create.
+func (u *UserAttributeValueUpsert) UpdateAttributeID() *UserAttributeValueUpsert {
+	u.SetExcluded(userattributevalue.FieldAttributeID)
+	return u
+}
+
+// SetValue sets the "value" field.
+func (u *UserAttributeValueUpsert) SetValue(v string) *UserAttributeValueUpsert {
+	u.Set(userattributevalue.FieldValue, v)
+	return u
+}
+
+// UpdateValue sets the "value" field to the value that was provided on create.
+func (u *UserAttributeValueUpsert) UpdateValue() *UserAttributeValueUpsert {
+	u.SetExcluded(userattributevalue.FieldValue)
+	return u
+}
+
+// UpdateNewValues updates the mutable fields using the new values that were set on create.
+// Using this option is equivalent to using:
+//
+//	client.UserAttributeValue.Create().
+//		OnConflict(
+//			sql.ResolveWithNewValues(),
+//		).
+//		Exec(ctx)
+func (u *UserAttributeValueUpsertOne) UpdateNewValues() *UserAttributeValueUpsertOne {
+	u.create.conflict = append(u.create.conflict, sql.ResolveWithNewValues())
+	u.create.conflict = append(u.create.conflict, sql.ResolveWith(func(s *sql.UpdateSet) {
+		if _, exists := u.create.mutation.CreatedAt(); exists {
+			s.SetIgnore(userattributevalue.FieldCreatedAt)
+		}
+	}))
+	return u
+}
+
+// Ignore sets each column to itself in case of conflict.
+// Using this option is equivalent to using:
+//
+//	client.UserAttributeValue.Create().
+//	    OnConflict(sql.ResolveWithIgnore()).
+//	    Exec(ctx)
+func (u *UserAttributeValueUpsertOne) Ignore() *UserAttributeValueUpsertOne {
+	u.create.conflict = append(u.create.conflict, sql.ResolveWithIgnore())
+	return u
+}
+
+// DoNothing configures the conflict_action to `DO NOTHING`.
+// Supported only by SQLite and PostgreSQL.
+func (u *UserAttributeValueUpsertOne) DoNothing() *UserAttributeValueUpsertOne {
+	u.create.conflict = append(u.create.conflict, sql.DoNothing())
+	return u
+}
+
+// Update allows overriding fields `UPDATE` values. See the UserAttributeValueCreate.OnConflict
+// documentation for more info.
+func (u *UserAttributeValueUpsertOne) Update(set func(*UserAttributeValueUpsert)) *UserAttributeValueUpsertOne {
+	u.create.conflict = append(u.create.conflict, sql.ResolveWith(func(update *sql.UpdateSet) {
+		set(&UserAttributeValueUpsert{UpdateSet: update})
+	}))
+	return u
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (u *UserAttributeValueUpsertOne) SetUpdatedAt(v time.Time) *UserAttributeValueUpsertOne {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.SetUpdatedAt(v)
+	})
+}
+
+// UpdateUpdatedAt sets the "updated_at" field to the value that was provided on create.
+func (u *UserAttributeValueUpsertOne) UpdateUpdatedAt() *UserAttributeValueUpsertOne {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.UpdateUpdatedAt()
+	})
+}
+
+// SetUserID sets the "user_id" field.
+func (u *UserAttributeValueUpsertOne) SetUserID(v int64) *UserAttributeValueUpsertOne {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.SetUserID(v)
+	})
+}
+
+// UpdateUserID sets the "user_id" field to the value that was provided on create.
+func (u *UserAttributeValueUpsertOne) UpdateUserID() *UserAttributeValueUpsertOne {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.UpdateUserID()
+	})
+}
+
+// SetAttributeID sets the "attribute_id" field.
+func (u *UserAttributeValueUpsertOne) SetAttributeID(v int64) *UserAttributeValueUpsertOne {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.SetAttributeID(v)
+	})
+}
+
+// UpdateAttributeID sets the "attribute_id" field to the value that was provided on create.
+func (u *UserAttributeValueUpsertOne) UpdateAttributeID() *UserAttributeValueUpsertOne {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.UpdateAttributeID()
+	})
+}
+
+// SetValue sets the "value" field.
+func (u *UserAttributeValueUpsertOne) SetValue(v string) *UserAttributeValueUpsertOne {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.SetValue(v)
+	})
+}
+
+// UpdateValue sets the "value" field to the value that was provided on create.
+func (u *UserAttributeValueUpsertOne) UpdateValue() *UserAttributeValueUpsertOne {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.UpdateValue()
+	})
+}
+
+// Exec executes the query.
+func (u *UserAttributeValueUpsertOne) Exec(ctx context.Context) error {
+	if len(u.create.conflict) == 0 {
+		return errors.New("ent: missing options for UserAttributeValueCreate.OnConflict")
+	}
+	return u.create.Exec(ctx)
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (u *UserAttributeValueUpsertOne) ExecX(ctx context.Context) {
+	if err := u.create.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// Exec executes the UPSERT query and returns the inserted/updated ID.
+func (u *UserAttributeValueUpsertOne) ID(ctx context.Context) (id int64, err error) {
+	node, err := u.create.Save(ctx)
+	if err != nil {
+		return id, err
+	}
+	return node.ID, nil
+}
+
+// IDX is like ID, but panics if an error occurs.
+func (u *UserAttributeValueUpsertOne) IDX(ctx context.Context) int64 {
+	id, err := u.ID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// UserAttributeValueCreateBulk is the builder for creating many UserAttributeValue entities in bulk.
+type UserAttributeValueCreateBulk struct {
+	config
+	err      error
+	builders []*UserAttributeValueCreate
+	conflict []sql.ConflictOption
+}
+
+// Save creates the UserAttributeValue entities in the database.
+func (_c *UserAttributeValueCreateBulk) Save(ctx context.Context) ([]*UserAttributeValue, error) {
+	if _c.err != nil {
+		return nil, _c.err
+	}
+	specs := make([]*sqlgraph.CreateSpec, len(_c.builders))
+	nodes := make([]*UserAttributeValue, len(_c.builders))
+	mutators := make([]Mutator, len(_c.builders))
+	for i := range _c.builders {
+		func(i int, root context.Context) {
+			builder := _c.builders[i]
+			builder.defaults()
+			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+				mutation, ok := m.(*UserAttributeValueMutation)
+				if !ok {
+					return nil, fmt.Errorf("unexpected mutation type %T", m)
+				}
+				if err := builder.check(); err != nil {
+					return nil, err
+				}
+				builder.mutation = mutation
+				var err error
+				nodes[i], specs[i] = builder.createSpec()
+				if i < len(mutators)-1 {
+					_, err = mutators[i+1].Mutate(root, _c.builders[i+1].mutation)
+				} else {
+					spec := &sqlgraph.BatchCreateSpec{Nodes: specs}
+					spec.OnConflict = _c.conflict
+					// Invoke the actual operation on the latest mutation in the chain.
+					if err = sqlgraph.BatchCreate(ctx, _c.driver, spec); err != nil {
+						if sqlgraph.IsConstraintError(err) {
+							err = &ConstraintError{msg: err.Error(), wrap: err}
+						}
+					}
+				}
+				if err != nil {
+					return nil, err
+				}
+				mutation.id = &nodes[i].ID
+				if specs[i].ID.Value != nil {
+					id := specs[i].ID.Value.(int64)
+					nodes[i].ID = int64(id)
+				}
+				mutation.done = true
+				return nodes[i], nil
+			})
+			for i := len(builder.hooks) - 1; i >= 0; i-- {
+				mut = builder.hooks[i](mut)
+			}
+			mutators[i] = mut
+		}(i, ctx)
+	}
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, _c.builders[0].mutation); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (_c *UserAttributeValueCreateBulk) SaveX(ctx context.Context) []*UserAttributeValue {
+	v, err := _c.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (_c *UserAttributeValueCreateBulk) Exec(ctx context.Context) error {
+	_, err := _c.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_c *UserAttributeValueCreateBulk) ExecX(ctx context.Context) {
+	if err := _c.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// OnConflict allows configuring the `ON CONFLICT` / `ON DUPLICATE KEY` clause
+// of the `INSERT` statement. For example:
+//
+//	client.UserAttributeValue.CreateBulk(builders...).
+//		OnConflict(
+//			// Update the row with the new values
+//			// the was proposed for insertion.
+//			sql.ResolveWithNewValues(),
+//		).
+//		// Override some of the fields with custom
+//		// update values.
+//		Update(func(u *ent.UserAttributeValueUpsert) {
+//			SetCreatedAt(v+v).
+//		}).
+//		Exec(ctx)
+func (_c *UserAttributeValueCreateBulk) OnConflict(opts ...sql.ConflictOption) *UserAttributeValueUpsertBulk {
+	_c.conflict = opts
+	return &UserAttributeValueUpsertBulk{
+		create: _c,
+	}
+}
+
+// OnConflictColumns calls `OnConflict` and configures the columns
+// as conflict target. Using this option is equivalent to using:
+//
+//	client.UserAttributeValue.Create().
+//		OnConflict(sql.ConflictColumns(columns...)).
+//		Exec(ctx)
+func (_c *UserAttributeValueCreateBulk) OnConflictColumns(columns ...string) *UserAttributeValueUpsertBulk {
+	_c.conflict = append(_c.conflict, sql.ConflictColumns(columns...))
+	return &UserAttributeValueUpsertBulk{
+		create: _c,
+	}
+}
+
+// UserAttributeValueUpsertBulk is the builder for "upsert"-ing
+// a bulk of UserAttributeValue nodes.
+type UserAttributeValueUpsertBulk struct {
+	create *UserAttributeValueCreateBulk
+}
+
+// UpdateNewValues updates the mutable fields using the new values that
+// were set on create. Using this option is equivalent to using:
+//
+//	client.UserAttributeValue.Create().
+//		OnConflict(
+//			sql.ResolveWithNewValues(),
+//		).
+//		Exec(ctx)
+func (u *UserAttributeValueUpsertBulk) UpdateNewValues() *UserAttributeValueUpsertBulk {
+	u.create.conflict = append(u.create.conflict, sql.ResolveWithNewValues())
+	u.create.conflict = append(u.create.conflict, sql.ResolveWith(func(s *sql.UpdateSet) {
+		for _, b := range u.create.builders {
+			if _, exists := b.mutation.CreatedAt(); exists {
+				s.SetIgnore(userattributevalue.FieldCreatedAt)
+			}
+		}
+	}))
+	return u
+}
+
+// Ignore sets each column to itself in case of conflict.
+// Using this option is equivalent to using:
+//
+//	client.UserAttributeValue.Create().
+//		OnConflict(sql.ResolveWithIgnore()).
+//		Exec(ctx)
+func (u *UserAttributeValueUpsertBulk) Ignore() *UserAttributeValueUpsertBulk {
+	u.create.conflict = append(u.create.conflict, sql.ResolveWithIgnore())
+	return u
+}
+
+// DoNothing configures the conflict_action to `DO NOTHING`.
+// Supported only by SQLite and PostgreSQL.
+func (u *UserAttributeValueUpsertBulk) DoNothing() *UserAttributeValueUpsertBulk {
+	u.create.conflict = append(u.create.conflict, sql.DoNothing())
+	return u
+}
+
+// Update allows overriding fields `UPDATE` values. See the UserAttributeValueCreateBulk.OnConflict
+// documentation for more info.
+func (u *UserAttributeValueUpsertBulk) Update(set func(*UserAttributeValueUpsert)) *UserAttributeValueUpsertBulk {
+	u.create.conflict = append(u.create.conflict, sql.ResolveWith(func(update *sql.UpdateSet) {
+		set(&UserAttributeValueUpsert{UpdateSet: update})
+	}))
+	return u
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (u *UserAttributeValueUpsertBulk) SetUpdatedAt(v time.Time) *UserAttributeValueUpsertBulk {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.SetUpdatedAt(v)
+	})
+}
+
+// UpdateUpdatedAt sets the "updated_at" field to the value that was provided on create.
+func (u *UserAttributeValueUpsertBulk) UpdateUpdatedAt() *UserAttributeValueUpsertBulk {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.UpdateUpdatedAt()
+	})
+}
+
+// SetUserID sets the "user_id" field.
+func (u *UserAttributeValueUpsertBulk) SetUserID(v int64) *UserAttributeValueUpsertBulk {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.SetUserID(v)
+	})
+}
+
+// UpdateUserID sets the "user_id" field to the value that was provided on create.
+func (u *UserAttributeValueUpsertBulk) UpdateUserID() *UserAttributeValueUpsertBulk {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.UpdateUserID()
+	})
+}
+
+// SetAttributeID sets the "attribute_id" field.
+func (u *UserAttributeValueUpsertBulk) SetAttributeID(v int64) *UserAttributeValueUpsertBulk {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.SetAttributeID(v)
+	})
+}
+
+// UpdateAttributeID sets the "attribute_id" field to the value that was provided on create.
+func (u *UserAttributeValueUpsertBulk) UpdateAttributeID() *UserAttributeValueUpsertBulk {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.UpdateAttributeID()
+	})
+}
+
+// SetValue sets the "value" field.
+func (u *UserAttributeValueUpsertBulk) SetValue(v string) *UserAttributeValueUpsertBulk {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.SetValue(v)
+	})
+}
+
+// UpdateValue sets the "value" field to the value that was provided on create.
+func (u *UserAttributeValueUpsertBulk) UpdateValue() *UserAttributeValueUpsertBulk {
+	return u.Update(func(s *UserAttributeValueUpsert) {
+		s.UpdateValue()
+	})
+}
+
+// Exec executes the query.
+func (u *UserAttributeValueUpsertBulk) Exec(ctx context.Context) error {
+	if u.create.err != nil {
+		return u.create.err
+	}
+	for i, b := range u.create.builders {
+		if len(b.conflict) != 0 {
+			return fmt.Errorf("ent: OnConflict was set for builder %d. Set it on the UserAttributeValueCreateBulk instead", i)
+		}
+	}
+	if len(u.create.conflict) == 0 {
+		return errors.New("ent: missing options for UserAttributeValueCreateBulk.OnConflict")
+	}
+	return u.create.Exec(ctx)
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (u *UserAttributeValueUpsertBulk) ExecX(ctx context.Context) {
+	if err := u.create.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/userattributevalue_delete.go

@@ -0,0 +1,88 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
+)
+
+// UserAttributeValueDelete is the builder for deleting a UserAttributeValue entity.
+type UserAttributeValueDelete struct {
+	config
+	hooks    []Hook
+	mutation *UserAttributeValueMutation
+}
+
+// Where appends a list predicates to the UserAttributeValueDelete builder.
+func (_d *UserAttributeValueDelete) Where(ps ...predicate.UserAttributeValue) *UserAttributeValueDelete {
+	_d.mutation.Where(ps...)
+	return _d
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (_d *UserAttributeValueDelete) Exec(ctx context.Context) (int, error) {
+	return withHooks(ctx, _d.sqlExec, _d.mutation, _d.hooks)
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_d *UserAttributeValueDelete) ExecX(ctx context.Context) int {
+	n, err := _d.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (_d *UserAttributeValueDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := sqlgraph.NewDeleteSpec(userattributevalue.Table, sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64))
+	if ps := _d.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, _d.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	_d.mutation.done = true
+	return affected, err
+}
+
+// UserAttributeValueDeleteOne is the builder for deleting a single UserAttributeValue entity.
+type UserAttributeValueDeleteOne struct {
+	_d *UserAttributeValueDelete
+}
+
+// Where appends a list predicates to the UserAttributeValueDelete builder.
+func (_d *UserAttributeValueDeleteOne) Where(ps ...predicate.UserAttributeValue) *UserAttributeValueDeleteOne {
+	_d._d.mutation.Where(ps...)
+	return _d
+}
+
+// Exec executes the deletion query.
+func (_d *UserAttributeValueDeleteOne) Exec(ctx context.Context) error {
+	n, err := _d._d.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{userattributevalue.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_d *UserAttributeValueDeleteOne) ExecX(ctx context.Context) {
+	if err := _d.Exec(ctx); err != nil {
+		panic(err)
+	}
+}

backend/ent/userattributevalue_query.go

@@ -0,0 +1,681 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"fmt"
+	"math"
+
+	"entgo.io/ent"
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/user"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
+)
+
+// UserAttributeValueQuery is the builder for querying UserAttributeValue entities.
+type UserAttributeValueQuery struct {
+	config
+	ctx            *QueryContext
+	order          []userattributevalue.OrderOption
+	inters         []Interceptor
+	predicates     []predicate.UserAttributeValue
+	withUser       *UserQuery
+	withDefinition *UserAttributeDefinitionQuery
+	// intermediate query (i.e. traversal path).
+	sql  *sql.Selector
+	path func(context.Context) (*sql.Selector, error)
+}
+
+// Where adds a new predicate for the UserAttributeValueQuery builder.
+func (_q *UserAttributeValueQuery) Where(ps ...predicate.UserAttributeValue) *UserAttributeValueQuery {
+	_q.predicates = append(_q.predicates, ps...)
+	return _q
+}
+
+// Limit the number of records to be returned by this query.
+func (_q *UserAttributeValueQuery) Limit(limit int) *UserAttributeValueQuery {
+	_q.ctx.Limit = &limit
+	return _q
+}
+
+// Offset to start from.
+func (_q *UserAttributeValueQuery) Offset(offset int) *UserAttributeValueQuery {
+	_q.ctx.Offset = &offset
+	return _q
+}
+
+// Unique configures the query builder to filter duplicate records on query.
+// By default, unique is set to true, and can be disabled using this method.
+func (_q *UserAttributeValueQuery) Unique(unique bool) *UserAttributeValueQuery {
+	_q.ctx.Unique = &unique
+	return _q
+}
+
+// Order specifies how the records should be ordered.
+func (_q *UserAttributeValueQuery) Order(o ...userattributevalue.OrderOption) *UserAttributeValueQuery {
+	_q.order = append(_q.order, o...)
+	return _q
+}
+
+// QueryUser chains the current query on the "user" edge.
+func (_q *UserAttributeValueQuery) QueryUser() *UserQuery {
+	query := (&UserClient{config: _q.config}).Query()
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := _q.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := _q.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(userattributevalue.Table, userattributevalue.FieldID, selector),
+			sqlgraph.To(user.Table, user.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, userattributevalue.UserTable, userattributevalue.UserColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(_q.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// QueryDefinition chains the current query on the "definition" edge.
+func (_q *UserAttributeValueQuery) QueryDefinition() *UserAttributeDefinitionQuery {
+	query := (&UserAttributeDefinitionClient{config: _q.config}).Query()
+	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
+		if err := _q.prepareQuery(ctx); err != nil {
+			return nil, err
+		}
+		selector := _q.sqlQuery(ctx)
+		if err := selector.Err(); err != nil {
+			return nil, err
+		}
+		step := sqlgraph.NewStep(
+			sqlgraph.From(userattributevalue.Table, userattributevalue.FieldID, selector),
+			sqlgraph.To(userattributedefinition.Table, userattributedefinition.FieldID),
+			sqlgraph.Edge(sqlgraph.M2O, true, userattributevalue.DefinitionTable, userattributevalue.DefinitionColumn),
+		)
+		fromU = sqlgraph.SetNeighbors(_q.driver.Dialect(), step)
+		return fromU, nil
+	}
+	return query
+}
+
+// First returns the first UserAttributeValue entity from the query.
+// Returns a *NotFoundError when no UserAttributeValue was found.
+func (_q *UserAttributeValueQuery) First(ctx context.Context) (*UserAttributeValue, error) {
+	nodes, err := _q.Limit(1).All(setContextOp(ctx, _q.ctx, ent.OpQueryFirst))
+	if err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nil, &NotFoundError{userattributevalue.Label}
+	}
+	return nodes[0], nil
+}
+
+// FirstX is like First, but panics if an error occurs.
+func (_q *UserAttributeValueQuery) FirstX(ctx context.Context) *UserAttributeValue {
+	node, err := _q.First(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return node
+}
+
+// FirstID returns the first UserAttributeValue ID from the query.
+// Returns a *NotFoundError when no UserAttributeValue ID was found.
+func (_q *UserAttributeValueQuery) FirstID(ctx context.Context) (id int64, err error) {
+	var ids []int64
+	if ids, err = _q.Limit(1).IDs(setContextOp(ctx, _q.ctx, ent.OpQueryFirstID)); err != nil {
+		return
+	}
+	if len(ids) == 0 {
+		err = &NotFoundError{userattributevalue.Label}
+		return
+	}
+	return ids[0], nil
+}
+
+// FirstIDX is like FirstID, but panics if an error occurs.
+func (_q *UserAttributeValueQuery) FirstIDX(ctx context.Context) int64 {
+	id, err := _q.FirstID(ctx)
+	if err != nil && !IsNotFound(err) {
+		panic(err)
+	}
+	return id
+}
+
+// Only returns a single UserAttributeValue entity found by the query, ensuring it only returns one.
+// Returns a *NotSingularError when more than one UserAttributeValue entity is found.
+// Returns a *NotFoundError when no UserAttributeValue entities are found.
+func (_q *UserAttributeValueQuery) Only(ctx context.Context) (*UserAttributeValue, error) {
+	nodes, err := _q.Limit(2).All(setContextOp(ctx, _q.ctx, ent.OpQueryOnly))
+	if err != nil {
+		return nil, err
+	}
+	switch len(nodes) {
+	case 1:
+		return nodes[0], nil
+	case 0:
+		return nil, &NotFoundError{userattributevalue.Label}
+	default:
+		return nil, &NotSingularError{userattributevalue.Label}
+	}
+}
+
+// OnlyX is like Only, but panics if an error occurs.
+func (_q *UserAttributeValueQuery) OnlyX(ctx context.Context) *UserAttributeValue {
+	node, err := _q.Only(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// OnlyID is like Only, but returns the only UserAttributeValue ID in the query.
+// Returns a *NotSingularError when more than one UserAttributeValue ID is found.
+// Returns a *NotFoundError when no entities are found.
+func (_q *UserAttributeValueQuery) OnlyID(ctx context.Context) (id int64, err error) {
+	var ids []int64
+	if ids, err = _q.Limit(2).IDs(setContextOp(ctx, _q.ctx, ent.OpQueryOnlyID)); err != nil {
+		return
+	}
+	switch len(ids) {
+	case 1:
+		id = ids[0]
+	case 0:
+		err = &NotFoundError{userattributevalue.Label}
+	default:
+		err = &NotSingularError{userattributevalue.Label}
+	}
+	return
+}
+
+// OnlyIDX is like OnlyID, but panics if an error occurs.
+func (_q *UserAttributeValueQuery) OnlyIDX(ctx context.Context) int64 {
+	id, err := _q.OnlyID(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return id
+}
+
+// All executes the query and returns a list of UserAttributeValues.
+func (_q *UserAttributeValueQuery) All(ctx context.Context) ([]*UserAttributeValue, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryAll)
+	if err := _q.prepareQuery(ctx); err != nil {
+		return nil, err
+	}
+	qr := querierAll[[]*UserAttributeValue, *UserAttributeValueQuery]()
+	return withInterceptors[[]*UserAttributeValue](ctx, _q, qr, _q.inters)
+}
+
+// AllX is like All, but panics if an error occurs.
+func (_q *UserAttributeValueQuery) AllX(ctx context.Context) []*UserAttributeValue {
+	nodes, err := _q.All(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return nodes
+}
+
+// IDs executes the query and returns a list of UserAttributeValue IDs.
+func (_q *UserAttributeValueQuery) IDs(ctx context.Context) (ids []int64, err error) {
+	if _q.ctx.Unique == nil && _q.path != nil {
+		_q.Unique(true)
+	}
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryIDs)
+	if err = _q.Select(userattributevalue.FieldID).Scan(ctx, &ids); err != nil {
+		return nil, err
+	}
+	return ids, nil
+}
+
+// IDsX is like IDs, but panics if an error occurs.
+func (_q *UserAttributeValueQuery) IDsX(ctx context.Context) []int64 {
+	ids, err := _q.IDs(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return ids
+}
+
+// Count returns the count of the given query.
+func (_q *UserAttributeValueQuery) Count(ctx context.Context) (int, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryCount)
+	if err := _q.prepareQuery(ctx); err != nil {
+		return 0, err
+	}
+	return withInterceptors[int](ctx, _q, querierCount[*UserAttributeValueQuery](), _q.inters)
+}
+
+// CountX is like Count, but panics if an error occurs.
+func (_q *UserAttributeValueQuery) CountX(ctx context.Context) int {
+	count, err := _q.Count(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return count
+}
+
+// Exist returns true if the query has elements in the graph.
+func (_q *UserAttributeValueQuery) Exist(ctx context.Context) (bool, error) {
+	ctx = setContextOp(ctx, _q.ctx, ent.OpQueryExist)
+	switch _, err := _q.FirstID(ctx); {
+	case IsNotFound(err):
+		return false, nil
+	case err != nil:
+		return false, fmt.Errorf("ent: check existence: %w", err)
+	default:
+		return true, nil
+	}
+}
+
+// ExistX is like Exist, but panics if an error occurs.
+func (_q *UserAttributeValueQuery) ExistX(ctx context.Context) bool {
+	exist, err := _q.Exist(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return exist
+}
+
+// Clone returns a duplicate of the UserAttributeValueQuery builder, including all associated steps. It can be
+// used to prepare common query builders and use them differently after the clone is made.
+func (_q *UserAttributeValueQuery) Clone() *UserAttributeValueQuery {
+	if _q == nil {
+		return nil
+	}
+	return &UserAttributeValueQuery{
+		config:         _q.config,
+		ctx:            _q.ctx.Clone(),
+		order:          append([]userattributevalue.OrderOption{}, _q.order...),
+		inters:         append([]Interceptor{}, _q.inters...),
+		predicates:     append([]predicate.UserAttributeValue{}, _q.predicates...),
+		withUser:       _q.withUser.Clone(),
+		withDefinition: _q.withDefinition.Clone(),
+		// clone intermediate query.
+		sql:  _q.sql.Clone(),
+		path: _q.path,
+	}
+}
+
+// WithUser tells the query-builder to eager-load the nodes that are connected to
+// the "user" edge. The optional arguments are used to configure the query builder of the edge.
+func (_q *UserAttributeValueQuery) WithUser(opts ...func(*UserQuery)) *UserAttributeValueQuery {
+	query := (&UserClient{config: _q.config}).Query()
+	for _, opt := range opts {
+		opt(query)
+	}
+	_q.withUser = query
+	return _q
+}
+
+// WithDefinition tells the query-builder to eager-load the nodes that are connected to
+// the "definition" edge. The optional arguments are used to configure the query builder of the edge.
+func (_q *UserAttributeValueQuery) WithDefinition(opts ...func(*UserAttributeDefinitionQuery)) *UserAttributeValueQuery {
+	query := (&UserAttributeDefinitionClient{config: _q.config}).Query()
+	for _, opt := range opts {
+		opt(query)
+	}
+	_q.withDefinition = query
+	return _q
+}
+
+// GroupBy is used to group vertices by one or more fields/columns.
+// It is often used with aggregate functions, like: count, max, mean, min, sum.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//		Count int `json:"count,omitempty"`
+//	}
+//
+//	client.UserAttributeValue.Query().
+//		GroupBy(userattributevalue.FieldCreatedAt).
+//		Aggregate(ent.Count()).
+//		Scan(ctx, &v)
+func (_q *UserAttributeValueQuery) GroupBy(field string, fields ...string) *UserAttributeValueGroupBy {
+	_q.ctx.Fields = append([]string{field}, fields...)
+	grbuild := &UserAttributeValueGroupBy{build: _q}
+	grbuild.flds = &_q.ctx.Fields
+	grbuild.label = userattributevalue.Label
+	grbuild.scan = grbuild.Scan
+	return grbuild
+}
+
+// Select allows the selection one or more fields/columns for the given query,
+// instead of selecting all fields in the entity.
+//
+// Example:
+//
+//	var v []struct {
+//		CreatedAt time.Time `json:"created_at,omitempty"`
+//	}
+//
+//	client.UserAttributeValue.Query().
+//		Select(userattributevalue.FieldCreatedAt).
+//		Scan(ctx, &v)
+func (_q *UserAttributeValueQuery) Select(fields ...string) *UserAttributeValueSelect {
+	_q.ctx.Fields = append(_q.ctx.Fields, fields...)
+	sbuild := &UserAttributeValueSelect{UserAttributeValueQuery: _q}
+	sbuild.label = userattributevalue.Label
+	sbuild.flds, sbuild.scan = &_q.ctx.Fields, sbuild.Scan
+	return sbuild
+}
+
+// Aggregate returns a UserAttributeValueSelect configured with the given aggregations.
+func (_q *UserAttributeValueQuery) Aggregate(fns ...AggregateFunc) *UserAttributeValueSelect {
+	return _q.Select().Aggregate(fns...)
+}
+
+func (_q *UserAttributeValueQuery) prepareQuery(ctx context.Context) error {
+	for _, inter := range _q.inters {
+		if inter == nil {
+			return fmt.Errorf("ent: uninitialized interceptor (forgotten import ent/runtime?)")
+		}
+		if trv, ok := inter.(Traverser); ok {
+			if err := trv.Traverse(ctx, _q); err != nil {
+				return err
+			}
+		}
+	}
+	for _, f := range _q.ctx.Fields {
+		if !userattributevalue.ValidColumn(f) {
+			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+		}
+	}
+	if _q.path != nil {
+		prev, err := _q.path(ctx)
+		if err != nil {
+			return err
+		}
+		_q.sql = prev
+	}
+	return nil
+}
+
+func (_q *UserAttributeValueQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*UserAttributeValue, error) {
+	var (
+		nodes       = []*UserAttributeValue{}
+		_spec       = _q.querySpec()
+		loadedTypes = [2]bool{
+			_q.withUser != nil,
+			_q.withDefinition != nil,
+		}
+	)
+	_spec.ScanValues = func(columns []string) ([]any, error) {
+		return (*UserAttributeValue).scanValues(nil, columns)
+	}
+	_spec.Assign = func(columns []string, values []any) error {
+		node := &UserAttributeValue{config: _q.config}
+		nodes = append(nodes, node)
+		node.Edges.loadedTypes = loadedTypes
+		return node.assignValues(columns, values)
+	}
+	for i := range hooks {
+		hooks[i](ctx, _spec)
+	}
+	if err := sqlgraph.QueryNodes(ctx, _q.driver, _spec); err != nil {
+		return nil, err
+	}
+	if len(nodes) == 0 {
+		return nodes, nil
+	}
+	if query := _q.withUser; query != nil {
+		if err := _q.loadUser(ctx, query, nodes, nil,
+			func(n *UserAttributeValue, e *User) { n.Edges.User = e }); err != nil {
+			return nil, err
+		}
+	}
+	if query := _q.withDefinition; query != nil {
+		if err := _q.loadDefinition(ctx, query, nodes, nil,
+			func(n *UserAttributeValue, e *UserAttributeDefinition) { n.Edges.Definition = e }); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+func (_q *UserAttributeValueQuery) loadUser(ctx context.Context, query *UserQuery, nodes []*UserAttributeValue, init func(*UserAttributeValue), assign func(*UserAttributeValue, *User)) error {
+	ids := make([]int64, 0, len(nodes))
+	nodeids := make(map[int64][]*UserAttributeValue)
+	for i := range nodes {
+		fk := nodes[i].UserID
+		if _, ok := nodeids[fk]; !ok {
+			ids = append(ids, fk)
+		}
+		nodeids[fk] = append(nodeids[fk], nodes[i])
+	}
+	if len(ids) == 0 {
+		return nil
+	}
+	query.Where(user.IDIn(ids...))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nodeids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "user_id" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+func (_q *UserAttributeValueQuery) loadDefinition(ctx context.Context, query *UserAttributeDefinitionQuery, nodes []*UserAttributeValue, init func(*UserAttributeValue), assign func(*UserAttributeValue, *UserAttributeDefinition)) error {
+	ids := make([]int64, 0, len(nodes))
+	nodeids := make(map[int64][]*UserAttributeValue)
+	for i := range nodes {
+		fk := nodes[i].AttributeID
+		if _, ok := nodeids[fk]; !ok {
+			ids = append(ids, fk)
+		}
+		nodeids[fk] = append(nodeids[fk], nodes[i])
+	}
+	if len(ids) == 0 {
+		return nil
+	}
+	query.Where(userattributedefinition.IDIn(ids...))
+	neighbors, err := query.All(ctx)
+	if err != nil {
+		return err
+	}
+	for _, n := range neighbors {
+		nodes, ok := nodeids[n.ID]
+		if !ok {
+			return fmt.Errorf(`unexpected foreign-key "attribute_id" returned %v`, n.ID)
+		}
+		for i := range nodes {
+			assign(nodes[i], n)
+		}
+	}
+	return nil
+}
+
+func (_q *UserAttributeValueQuery) sqlCount(ctx context.Context) (int, error) {
+	_spec := _q.querySpec()
+	_spec.Node.Columns = _q.ctx.Fields
+	if len(_q.ctx.Fields) > 0 {
+		_spec.Unique = _q.ctx.Unique != nil && *_q.ctx.Unique
+	}
+	return sqlgraph.CountNodes(ctx, _q.driver, _spec)
+}
+
+func (_q *UserAttributeValueQuery) querySpec() *sqlgraph.QuerySpec {
+	_spec := sqlgraph.NewQuerySpec(userattributevalue.Table, userattributevalue.Columns, sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64))
+	_spec.From = _q.sql
+	if unique := _q.ctx.Unique; unique != nil {
+		_spec.Unique = *unique
+	} else if _q.path != nil {
+		_spec.Unique = true
+	}
+	if fields := _q.ctx.Fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, userattributevalue.FieldID)
+		for i := range fields {
+			if fields[i] != userattributevalue.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
+			}
+		}
+		if _q.withUser != nil {
+			_spec.Node.AddColumnOnce(userattributevalue.FieldUserID)
+		}
+		if _q.withDefinition != nil {
+			_spec.Node.AddColumnOnce(userattributevalue.FieldAttributeID)
+		}
+	}
+	if ps := _q.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := _q.ctx.Limit; limit != nil {
+		_spec.Limit = *limit
+	}
+	if offset := _q.ctx.Offset; offset != nil {
+		_spec.Offset = *offset
+	}
+	if ps := _q.order; len(ps) > 0 {
+		_spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return _spec
+}
+
+func (_q *UserAttributeValueQuery) sqlQuery(ctx context.Context) *sql.Selector {
+	builder := sql.Dialect(_q.driver.Dialect())
+	t1 := builder.Table(userattributevalue.Table)
+	columns := _q.ctx.Fields
+	if len(columns) == 0 {
+		columns = userattributevalue.Columns
+	}
+	selector := builder.Select(t1.Columns(columns...)...).From(t1)
+	if _q.sql != nil {
+		selector = _q.sql
+		selector.Select(selector.Columns(columns...)...)
+	}
+	if _q.ctx.Unique != nil && *_q.ctx.Unique {
+		selector.Distinct()
+	}
+	for _, p := range _q.predicates {
+		p(selector)
+	}
+	for _, p := range _q.order {
+		p(selector)
+	}
+	if offset := _q.ctx.Offset; offset != nil {
+		// limit is mandatory for offset clause. We start
+		// with default value, and override it below if needed.
+		selector.Offset(*offset).Limit(math.MaxInt32)
+	}
+	if limit := _q.ctx.Limit; limit != nil {
+		selector.Limit(*limit)
+	}
+	return selector
+}
+
+// UserAttributeValueGroupBy is the group-by builder for UserAttributeValue entities.
+type UserAttributeValueGroupBy struct {
+	selector
+	build *UserAttributeValueQuery
+}
+
+// Aggregate adds the given aggregation functions to the group-by query.
+func (_g *UserAttributeValueGroupBy) Aggregate(fns ...AggregateFunc) *UserAttributeValueGroupBy {
+	_g.fns = append(_g.fns, fns...)
+	return _g
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (_g *UserAttributeValueGroupBy) Scan(ctx context.Context, v any) error {
+	ctx = setContextOp(ctx, _g.build.ctx, ent.OpQueryGroupBy)
+	if err := _g.build.prepareQuery(ctx); err != nil {
+		return err
+	}
+	return scanWithInterceptors[*UserAttributeValueQuery, *UserAttributeValueGroupBy](ctx, _g.build, _g, _g.build.inters, v)
+}
+
+func (_g *UserAttributeValueGroupBy) sqlScan(ctx context.Context, root *UserAttributeValueQuery, v any) error {
+	selector := root.sqlQuery(ctx).Select()
+	aggregation := make([]string, 0, len(_g.fns))
+	for _, fn := range _g.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	if len(selector.SelectedColumns()) == 0 {
+		columns := make([]string, 0, len(*_g.flds)+len(_g.fns))
+		for _, f := range *_g.flds {
+			columns = append(columns, selector.C(f))
+		}
+		columns = append(columns, aggregation...)
+		selector.Select(columns...)
+	}
+	selector.GroupBy(selector.Columns(*_g.flds...)...)
+	if err := selector.Err(); err != nil {
+		return err
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := _g.build.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}
+
+// UserAttributeValueSelect is the builder for selecting fields of UserAttributeValue entities.
+type UserAttributeValueSelect struct {
+	*UserAttributeValueQuery
+	selector
+}
+
+// Aggregate adds the given aggregation functions to the selector query.
+func (_s *UserAttributeValueSelect) Aggregate(fns ...AggregateFunc) *UserAttributeValueSelect {
+	_s.fns = append(_s.fns, fns...)
+	return _s
+}
+
+// Scan applies the selector query and scans the result into the given value.
+func (_s *UserAttributeValueSelect) Scan(ctx context.Context, v any) error {
+	ctx = setContextOp(ctx, _s.ctx, ent.OpQuerySelect)
+	if err := _s.prepareQuery(ctx); err != nil {
+		return err
+	}
+	return scanWithInterceptors[*UserAttributeValueQuery, *UserAttributeValueSelect](ctx, _s.UserAttributeValueQuery, _s, _s.inters, v)
+}
+
+func (_s *UserAttributeValueSelect) sqlScan(ctx context.Context, root *UserAttributeValueQuery, v any) error {
+	selector := root.sqlQuery(ctx)
+	aggregation := make([]string, 0, len(_s.fns))
+	for _, fn := range _s.fns {
+		aggregation = append(aggregation, fn(selector))
+	}
+	switch n := len(*_s.selector.flds); {
+	case n == 0 && len(aggregation) > 0:
+		selector.Select(aggregation...)
+	case n != 0 && len(aggregation) > 0:
+		selector.AppendSelect(aggregation...)
+	}
+	rows := &sql.Rows{}
+	query, args := selector.Query()
+	if err := _s.driver.Query(ctx, query, args, rows); err != nil {
+		return err
+	}
+	defer rows.Close()
+	return sql.ScanSlice(rows, v)
+}

backend/ent/userattributevalue_update.go

@@ -0,0 +1,504 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"time"
+
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+	"github.com/Wei-Shaw/sub2api/ent/predicate"
+	"github.com/Wei-Shaw/sub2api/ent/user"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
+)
+
+// UserAttributeValueUpdate is the builder for updating UserAttributeValue entities.
+type UserAttributeValueUpdate struct {
+	config
+	hooks    []Hook
+	mutation *UserAttributeValueMutation
+}
+
+// Where appends a list predicates to the UserAttributeValueUpdate builder.
+func (_u *UserAttributeValueUpdate) Where(ps ...predicate.UserAttributeValue) *UserAttributeValueUpdate {
+	_u.mutation.Where(ps...)
+	return _u
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (_u *UserAttributeValueUpdate) SetUpdatedAt(v time.Time) *UserAttributeValueUpdate {
+	_u.mutation.SetUpdatedAt(v)
+	return _u
+}
+
+// SetUserID sets the "user_id" field.
+func (_u *UserAttributeValueUpdate) SetUserID(v int64) *UserAttributeValueUpdate {
+	_u.mutation.SetUserID(v)
+	return _u
+}
+
+// SetNillableUserID sets the "user_id" field if the given value is not nil.
+func (_u *UserAttributeValueUpdate) SetNillableUserID(v *int64) *UserAttributeValueUpdate {
+	if v != nil {
+		_u.SetUserID(*v)
+	}
+	return _u
+}
+
+// SetAttributeID sets the "attribute_id" field.
+func (_u *UserAttributeValueUpdate) SetAttributeID(v int64) *UserAttributeValueUpdate {
+	_u.mutation.SetAttributeID(v)
+	return _u
+}
+
+// SetNillableAttributeID sets the "attribute_id" field if the given value is not nil.
+func (_u *UserAttributeValueUpdate) SetNillableAttributeID(v *int64) *UserAttributeValueUpdate {
+	if v != nil {
+		_u.SetAttributeID(*v)
+	}
+	return _u
+}
+
+// SetValue sets the "value" field.
+func (_u *UserAttributeValueUpdate) SetValue(v string) *UserAttributeValueUpdate {
+	_u.mutation.SetValue(v)
+	return _u
+}
+
+// SetNillableValue sets the "value" field if the given value is not nil.
+func (_u *UserAttributeValueUpdate) SetNillableValue(v *string) *UserAttributeValueUpdate {
+	if v != nil {
+		_u.SetValue(*v)
+	}
+	return _u
+}
+
+// SetUser sets the "user" edge to the User entity.
+func (_u *UserAttributeValueUpdate) SetUser(v *User) *UserAttributeValueUpdate {
+	return _u.SetUserID(v.ID)
+}
+
+// SetDefinitionID sets the "definition" edge to the UserAttributeDefinition entity by ID.
+func (_u *UserAttributeValueUpdate) SetDefinitionID(id int64) *UserAttributeValueUpdate {
+	_u.mutation.SetDefinitionID(id)
+	return _u
+}
+
+// SetDefinition sets the "definition" edge to the UserAttributeDefinition entity.
+func (_u *UserAttributeValueUpdate) SetDefinition(v *UserAttributeDefinition) *UserAttributeValueUpdate {
+	return _u.SetDefinitionID(v.ID)
+}
+
+// Mutation returns the UserAttributeValueMutation object of the builder.
+func (_u *UserAttributeValueUpdate) Mutation() *UserAttributeValueMutation {
+	return _u.mutation
+}
+
+// ClearUser clears the "user" edge to the User entity.
+func (_u *UserAttributeValueUpdate) ClearUser() *UserAttributeValueUpdate {
+	_u.mutation.ClearUser()
+	return _u
+}
+
+// ClearDefinition clears the "definition" edge to the UserAttributeDefinition entity.
+func (_u *UserAttributeValueUpdate) ClearDefinition() *UserAttributeValueUpdate {
+	_u.mutation.ClearDefinition()
+	return _u
+}
+
+// Save executes the query and returns the number of nodes affected by the update operation.
+func (_u *UserAttributeValueUpdate) Save(ctx context.Context) (int, error) {
+	_u.defaults()
+	return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks)
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (_u *UserAttributeValueUpdate) SaveX(ctx context.Context) int {
+	affected, err := _u.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return affected
+}
+
+// Exec executes the query.
+func (_u *UserAttributeValueUpdate) Exec(ctx context.Context) error {
+	_, err := _u.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_u *UserAttributeValueUpdate) ExecX(ctx context.Context) {
+	if err := _u.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (_u *UserAttributeValueUpdate) defaults() {
+	if _, ok := _u.mutation.UpdatedAt(); !ok {
+		v := userattributevalue.UpdateDefaultUpdatedAt()
+		_u.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (_u *UserAttributeValueUpdate) check() error {
+	if _u.mutation.UserCleared() && len(_u.mutation.UserIDs()) > 0 {
+		return errors.New(`ent: clearing a required unique edge "UserAttributeValue.user"`)
+	}
+	if _u.mutation.DefinitionCleared() && len(_u.mutation.DefinitionIDs()) > 0 {
+		return errors.New(`ent: clearing a required unique edge "UserAttributeValue.definition"`)
+	}
+	return nil
+}
+
+func (_u *UserAttributeValueUpdate) sqlSave(ctx context.Context) (_node int, err error) {
+	if err := _u.check(); err != nil {
+		return _node, err
+	}
+	_spec := sqlgraph.NewUpdateSpec(userattributevalue.Table, userattributevalue.Columns, sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64))
+	if ps := _u.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := _u.mutation.UpdatedAt(); ok {
+		_spec.SetField(userattributevalue.FieldUpdatedAt, field.TypeTime, value)
+	}
+	if value, ok := _u.mutation.Value(); ok {
+		_spec.SetField(userattributevalue.FieldValue, field.TypeString, value)
+	}
+	if _u.mutation.UserCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.UserTable,
+			Columns: []string{userattributevalue.UserColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.UserIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.UserTable,
+			Columns: []string{userattributevalue.UserColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if _u.mutation.DefinitionCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.DefinitionTable,
+			Columns: []string{userattributevalue.DefinitionColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64),
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.DefinitionIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.DefinitionTable,
+			Columns: []string{userattributevalue.DefinitionColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{userattributevalue.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return 0, err
+	}
+	_u.mutation.done = true
+	return _node, nil
+}
+
+// UserAttributeValueUpdateOne is the builder for updating a single UserAttributeValue entity.
+type UserAttributeValueUpdateOne struct {
+	config
+	fields   []string
+	hooks    []Hook
+	mutation *UserAttributeValueMutation
+}
+
+// SetUpdatedAt sets the "updated_at" field.
+func (_u *UserAttributeValueUpdateOne) SetUpdatedAt(v time.Time) *UserAttributeValueUpdateOne {
+	_u.mutation.SetUpdatedAt(v)
+	return _u
+}
+
+// SetUserID sets the "user_id" field.
+func (_u *UserAttributeValueUpdateOne) SetUserID(v int64) *UserAttributeValueUpdateOne {
+	_u.mutation.SetUserID(v)
+	return _u
+}
+
+// SetNillableUserID sets the "user_id" field if the given value is not nil.
+func (_u *UserAttributeValueUpdateOne) SetNillableUserID(v *int64) *UserAttributeValueUpdateOne {
+	if v != nil {
+		_u.SetUserID(*v)
+	}
+	return _u
+}
+
+// SetAttributeID sets the "attribute_id" field.
+func (_u *UserAttributeValueUpdateOne) SetAttributeID(v int64) *UserAttributeValueUpdateOne {
+	_u.mutation.SetAttributeID(v)
+	return _u
+}
+
+// SetNillableAttributeID sets the "attribute_id" field if the given value is not nil.
+func (_u *UserAttributeValueUpdateOne) SetNillableAttributeID(v *int64) *UserAttributeValueUpdateOne {
+	if v != nil {
+		_u.SetAttributeID(*v)
+	}
+	return _u
+}
+
+// SetValue sets the "value" field.
+func (_u *UserAttributeValueUpdateOne) SetValue(v string) *UserAttributeValueUpdateOne {
+	_u.mutation.SetValue(v)
+	return _u
+}
+
+// SetNillableValue sets the "value" field if the given value is not nil.
+func (_u *UserAttributeValueUpdateOne) SetNillableValue(v *string) *UserAttributeValueUpdateOne {
+	if v != nil {
+		_u.SetValue(*v)
+	}
+	return _u
+}
+
+// SetUser sets the "user" edge to the User entity.
+func (_u *UserAttributeValueUpdateOne) SetUser(v *User) *UserAttributeValueUpdateOne {
+	return _u.SetUserID(v.ID)
+}
+
+// SetDefinitionID sets the "definition" edge to the UserAttributeDefinition entity by ID.
+func (_u *UserAttributeValueUpdateOne) SetDefinitionID(id int64) *UserAttributeValueUpdateOne {
+	_u.mutation.SetDefinitionID(id)
+	return _u
+}
+
+// SetDefinition sets the "definition" edge to the UserAttributeDefinition entity.
+func (_u *UserAttributeValueUpdateOne) SetDefinition(v *UserAttributeDefinition) *UserAttributeValueUpdateOne {
+	return _u.SetDefinitionID(v.ID)
+}
+
+// Mutation returns the UserAttributeValueMutation object of the builder.
+func (_u *UserAttributeValueUpdateOne) Mutation() *UserAttributeValueMutation {
+	return _u.mutation
+}
+
+// ClearUser clears the "user" edge to the User entity.
+func (_u *UserAttributeValueUpdateOne) ClearUser() *UserAttributeValueUpdateOne {
+	_u.mutation.ClearUser()
+	return _u
+}
+
+// ClearDefinition clears the "definition" edge to the UserAttributeDefinition entity.
+func (_u *UserAttributeValueUpdateOne) ClearDefinition() *UserAttributeValueUpdateOne {
+	_u.mutation.ClearDefinition()
+	return _u
+}
+
+// Where appends a list predicates to the UserAttributeValueUpdate builder.
+func (_u *UserAttributeValueUpdateOne) Where(ps ...predicate.UserAttributeValue) *UserAttributeValueUpdateOne {
+	_u.mutation.Where(ps...)
+	return _u
+}
+
+// Select allows selecting one or more fields (columns) of the returned entity.
+// The default is selecting all fields defined in the entity schema.
+func (_u *UserAttributeValueUpdateOne) Select(field string, fields ...string) *UserAttributeValueUpdateOne {
+	_u.fields = append([]string{field}, fields...)
+	return _u
+}
+
+// Save executes the query and returns the updated UserAttributeValue entity.
+func (_u *UserAttributeValueUpdateOne) Save(ctx context.Context) (*UserAttributeValue, error) {
+	_u.defaults()
+	return withHooks(ctx, _u.sqlSave, _u.mutation, _u.hooks)
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (_u *UserAttributeValueUpdateOne) SaveX(ctx context.Context) *UserAttributeValue {
+	node, err := _u.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return node
+}
+
+// Exec executes the query on the entity.
+func (_u *UserAttributeValueUpdateOne) Exec(ctx context.Context) error {
+	_, err := _u.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_u *UserAttributeValueUpdateOne) ExecX(ctx context.Context) {
+	if err := _u.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (_u *UserAttributeValueUpdateOne) defaults() {
+	if _, ok := _u.mutation.UpdatedAt(); !ok {
+		v := userattributevalue.UpdateDefaultUpdatedAt()
+		_u.mutation.SetUpdatedAt(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (_u *UserAttributeValueUpdateOne) check() error {
+	if _u.mutation.UserCleared() && len(_u.mutation.UserIDs()) > 0 {
+		return errors.New(`ent: clearing a required unique edge "UserAttributeValue.user"`)
+	}
+	if _u.mutation.DefinitionCleared() && len(_u.mutation.DefinitionIDs()) > 0 {
+		return errors.New(`ent: clearing a required unique edge "UserAttributeValue.definition"`)
+	}
+	return nil
+}
+
+func (_u *UserAttributeValueUpdateOne) sqlSave(ctx context.Context) (_node *UserAttributeValue, err error) {
+	if err := _u.check(); err != nil {
+		return _node, err
+	}
+	_spec := sqlgraph.NewUpdateSpec(userattributevalue.Table, userattributevalue.Columns, sqlgraph.NewFieldSpec(userattributevalue.FieldID, field.TypeInt64))
+	id, ok := _u.mutation.ID()
+	if !ok {
+		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "UserAttributeValue.id" for update`)}
+	}
+	_spec.Node.ID.Value = id
+	if fields := _u.fields; len(fields) > 0 {
+		_spec.Node.Columns = make([]string, 0, len(fields))
+		_spec.Node.Columns = append(_spec.Node.Columns, userattributevalue.FieldID)
+		for _, f := range fields {
+			if !userattributevalue.ValidColumn(f) {
+				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
+			}
+			if f != userattributevalue.FieldID {
+				_spec.Node.Columns = append(_spec.Node.Columns, f)
+			}
+		}
+	}
+	if ps := _u.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if value, ok := _u.mutation.UpdatedAt(); ok {
+		_spec.SetField(userattributevalue.FieldUpdatedAt, field.TypeTime, value)
+	}
+	if value, ok := _u.mutation.Value(); ok {
+		_spec.SetField(userattributevalue.FieldValue, field.TypeString, value)
+	}
+	if _u.mutation.UserCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.UserTable,
+			Columns: []string{userattributevalue.UserColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.UserIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.UserTable,
+			Columns: []string{userattributevalue.UserColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	if _u.mutation.DefinitionCleared() {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.DefinitionTable,
+			Columns: []string{userattributevalue.DefinitionColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64),
+			},
+		}
+		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
+	}
+	if nodes := _u.mutation.DefinitionIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   userattributevalue.DefinitionTable,
+			Columns: []string{userattributevalue.DefinitionColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(userattributedefinition.FieldID, field.TypeInt64),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges.Add = append(_spec.Edges.Add, edge)
+	}
+	_node = &UserAttributeValue{config: _u.config}
+	_spec.Assign = _node.assignValues
+	_spec.ScanValues = _node.scanValues
+	if err = sqlgraph.UpdateNode(ctx, _u.driver, _spec); err != nil {
+		if _, ok := err.(*sqlgraph.NotFoundError); ok {
+			err = &NotFoundError{userattributevalue.Label}
+		} else if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	_u.mutation.done = true
+	return _node, nil
+}

backend/internal/handler/admin/usage_handler.go

@@ -246,7 +246,7 @@ func (h *UsageHandler) SearchUsers(c *gin.Context) {
 	}
 
 	// Limit to 30 results
-	users, _, err := h.adminService.ListUsers(c.Request.Context(), 1, 30, "", "", keyword)
+	users, _, err := h.adminService.ListUsers(c.Request.Context(), 1, 30, service.UserListFilters{Search: keyword})
 	if err != nil {
 		response.ErrorFrom(c, err)
 		return

backend/internal/handler/admin/user_attribute_handler.go

@@ -0,0 +1,342 @@
+package admin
+
+import (
+	"strconv"
+
+	"github.com/Wei-Shaw/sub2api/internal/pkg/response"
+	"github.com/Wei-Shaw/sub2api/internal/service"
+
+	"github.com/gin-gonic/gin"
+)
+
+// UserAttributeHandler handles user attribute management
+type UserAttributeHandler struct {
+	attrService *service.UserAttributeService
+}
+
+// NewUserAttributeHandler creates a new handler
+func NewUserAttributeHandler(attrService *service.UserAttributeService) *UserAttributeHandler {
+	return &UserAttributeHandler{attrService: attrService}
+}
+
+// --- Request/Response DTOs ---
+
+// CreateAttributeDefinitionRequest represents create attribute definition request
+type CreateAttributeDefinitionRequest struct {
+	Key         string                          `json:"key" binding:"required,min=1,max=100"`
+	Name        string                          `json:"name" binding:"required,min=1,max=255"`
+	Description string                          `json:"description"`
+	Type        string                          `json:"type" binding:"required"`
+	Options     []service.UserAttributeOption   `json:"options"`
+	Required    bool                            `json:"required"`
+	Validation  service.UserAttributeValidation `json:"validation"`
+	Placeholder string                          `json:"placeholder"`
+	Enabled     bool                            `json:"enabled"`
+}
+
+// UpdateAttributeDefinitionRequest represents update attribute definition request
+type UpdateAttributeDefinitionRequest struct {
+	Name        *string                          `json:"name"`
+	Description *string                          `json:"description"`
+	Type        *string                          `json:"type"`
+	Options     *[]service.UserAttributeOption   `json:"options"`
+	Required    *bool                            `json:"required"`
+	Validation  *service.UserAttributeValidation `json:"validation"`
+	Placeholder *string                          `json:"placeholder"`
+	Enabled     *bool                            `json:"enabled"`
+}
+
+// ReorderRequest represents reorder attribute definitions request
+type ReorderRequest struct {
+	IDs []int64 `json:"ids" binding:"required"`
+}
+
+// UpdateUserAttributesRequest represents update user attributes request
+type UpdateUserAttributesRequest struct {
+	Values map[int64]string `json:"values" binding:"required"`
+}
+
+// BatchGetUserAttributesRequest represents batch get user attributes request
+type BatchGetUserAttributesRequest struct {
+	UserIDs []int64 `json:"user_ids" binding:"required"`
+}
+
+// BatchUserAttributesResponse represents batch user attributes response
+type BatchUserAttributesResponse struct {
+	// Map of userID -> map of attributeID -> value
+	Attributes map[int64]map[int64]string `json:"attributes"`
+}
+
+// AttributeDefinitionResponse represents attribute definition response
+type AttributeDefinitionResponse struct {
+	ID           int64                           `json:"id"`
+	Key          string                          `json:"key"`
+	Name         string                          `json:"name"`
+	Description  string                          `json:"description"`
+	Type         string                          `json:"type"`
+	Options      []service.UserAttributeOption   `json:"options"`
+	Required     bool                            `json:"required"`
+	Validation   service.UserAttributeValidation `json:"validation"`
+	Placeholder  string                          `json:"placeholder"`
+	DisplayOrder int                             `json:"display_order"`
+	Enabled      bool                            `json:"enabled"`
+	CreatedAt    string                          `json:"created_at"`
+	UpdatedAt    string                          `json:"updated_at"`
+}
+
+// AttributeValueResponse represents attribute value response
+type AttributeValueResponse struct {
+	ID          int64  `json:"id"`
+	UserID      int64  `json:"user_id"`
+	AttributeID int64  `json:"attribute_id"`
+	Value       string `json:"value"`
+	CreatedAt   string `json:"created_at"`
+	UpdatedAt   string `json:"updated_at"`
+}
+
+// --- Helpers ---
+
+func defToResponse(def *service.UserAttributeDefinition) *AttributeDefinitionResponse {
+	return &AttributeDefinitionResponse{
+		ID:           def.ID,
+		Key:          def.Key,
+		Name:         def.Name,
+		Description:  def.Description,
+		Type:         string(def.Type),
+		Options:      def.Options,
+		Required:     def.Required,
+		Validation:   def.Validation,
+		Placeholder:  def.Placeholder,
+		DisplayOrder: def.DisplayOrder,
+		Enabled:      def.Enabled,
+		CreatedAt:    def.CreatedAt.Format("2006-01-02T15:04:05Z07:00"),
+		UpdatedAt:    def.UpdatedAt.Format("2006-01-02T15:04:05Z07:00"),
+	}
+}
+
+func valueToResponse(val *service.UserAttributeValue) *AttributeValueResponse {
+	return &AttributeValueResponse{
+		ID:          val.ID,
+		UserID:      val.UserID,
+		AttributeID: val.AttributeID,
+		Value:       val.Value,
+		CreatedAt:   val.CreatedAt.Format("2006-01-02T15:04:05Z07:00"),
+		UpdatedAt:   val.UpdatedAt.Format("2006-01-02T15:04:05Z07:00"),
+	}
+}
+
+// --- Handlers ---
+
+// ListDefinitions lists all attribute definitions
+// GET /admin/user-attributes
+func (h *UserAttributeHandler) ListDefinitions(c *gin.Context) {
+	enabledOnly := c.Query("enabled") == "true"
+
+	defs, err := h.attrService.ListDefinitions(c.Request.Context(), enabledOnly)
+	if err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	out := make([]*AttributeDefinitionResponse, 0, len(defs))
+	for i := range defs {
+		out = append(out, defToResponse(&defs[i]))
+	}
+
+	response.Success(c, out)
+}
+
+// CreateDefinition creates a new attribute definition
+// POST /admin/user-attributes
+func (h *UserAttributeHandler) CreateDefinition(c *gin.Context) {
+	var req CreateAttributeDefinitionRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		response.BadRequest(c, "Invalid request: "+err.Error())
+		return
+	}
+
+	def, err := h.attrService.CreateDefinition(c.Request.Context(), service.CreateAttributeDefinitionInput{
+		Key:         req.Key,
+		Name:        req.Name,
+		Description: req.Description,
+		Type:        service.UserAttributeType(req.Type),
+		Options:     req.Options,
+		Required:    req.Required,
+		Validation:  req.Validation,
+		Placeholder: req.Placeholder,
+		Enabled:     req.Enabled,
+	})
+	if err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	response.Success(c, defToResponse(def))
+}
+
+// UpdateDefinition updates an attribute definition
+// PUT /admin/user-attributes/:id
+func (h *UserAttributeHandler) UpdateDefinition(c *gin.Context) {
+	id, err := strconv.ParseInt(c.Param("id"), 10, 64)
+	if err != nil {
+		response.BadRequest(c, "Invalid attribute ID")
+		return
+	}
+
+	var req UpdateAttributeDefinitionRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		response.BadRequest(c, "Invalid request: "+err.Error())
+		return
+	}
+
+	input := service.UpdateAttributeDefinitionInput{
+		Name:        req.Name,
+		Description: req.Description,
+		Options:     req.Options,
+		Required:    req.Required,
+		Validation:  req.Validation,
+		Placeholder: req.Placeholder,
+		Enabled:     req.Enabled,
+	}
+	if req.Type != nil {
+		t := service.UserAttributeType(*req.Type)
+		input.Type = &t
+	}
+
+	def, err := h.attrService.UpdateDefinition(c.Request.Context(), id, input)
+	if err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	response.Success(c, defToResponse(def))
+}
+
+// DeleteDefinition deletes an attribute definition
+// DELETE /admin/user-attributes/:id
+func (h *UserAttributeHandler) DeleteDefinition(c *gin.Context) {
+	id, err := strconv.ParseInt(c.Param("id"), 10, 64)
+	if err != nil {
+		response.BadRequest(c, "Invalid attribute ID")
+		return
+	}
+
+	if err := h.attrService.DeleteDefinition(c.Request.Context(), id); err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	response.Success(c, gin.H{"message": "Attribute definition deleted successfully"})
+}
+
+// ReorderDefinitions reorders attribute definitions
+// PUT /admin/user-attributes/reorder
+func (h *UserAttributeHandler) ReorderDefinitions(c *gin.Context) {
+	var req ReorderRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		response.BadRequest(c, "Invalid request: "+err.Error())
+		return
+	}
+
+	// Convert IDs array to orders map (position in array = display_order)
+	orders := make(map[int64]int, len(req.IDs))
+	for i, id := range req.IDs {
+		orders[id] = i
+	}
+
+	if err := h.attrService.ReorderDefinitions(c.Request.Context(), orders); err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	response.Success(c, gin.H{"message": "Reorder successful"})
+}
+
+// GetUserAttributes gets a user's attribute values
+// GET /admin/users/:id/attributes
+func (h *UserAttributeHandler) GetUserAttributes(c *gin.Context) {
+	userID, err := strconv.ParseInt(c.Param("id"), 10, 64)
+	if err != nil {
+		response.BadRequest(c, "Invalid user ID")
+		return
+	}
+
+	values, err := h.attrService.GetUserAttributes(c.Request.Context(), userID)
+	if err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	out := make([]*AttributeValueResponse, 0, len(values))
+	for i := range values {
+		out = append(out, valueToResponse(&values[i]))
+	}
+
+	response.Success(c, out)
+}
+
+// UpdateUserAttributes updates a user's attribute values
+// PUT /admin/users/:id/attributes
+func (h *UserAttributeHandler) UpdateUserAttributes(c *gin.Context) {
+	userID, err := strconv.ParseInt(c.Param("id"), 10, 64)
+	if err != nil {
+		response.BadRequest(c, "Invalid user ID")
+		return
+	}
+
+	var req UpdateUserAttributesRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		response.BadRequest(c, "Invalid request: "+err.Error())
+		return
+	}
+
+	inputs := make([]service.UpdateUserAttributeInput, 0, len(req.Values))
+	for attrID, value := range req.Values {
+		inputs = append(inputs, service.UpdateUserAttributeInput{
+			AttributeID: attrID,
+			Value:       value,
+		})
+	}
+
+	if err := h.attrService.UpdateUserAttributes(c.Request.Context(), userID, inputs); err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	// Return updated values
+	values, err := h.attrService.GetUserAttributes(c.Request.Context(), userID)
+	if err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	out := make([]*AttributeValueResponse, 0, len(values))
+	for i := range values {
+		out = append(out, valueToResponse(&values[i]))
+	}
+
+	response.Success(c, out)
+}
+
+// GetBatchUserAttributes gets attribute values for multiple users
+// POST /admin/user-attributes/batch
+func (h *UserAttributeHandler) GetBatchUserAttributes(c *gin.Context) {
+	var req BatchGetUserAttributesRequest
+	if err := c.ShouldBindJSON(&req); err != nil {
+		response.BadRequest(c, "Invalid request: "+err.Error())
+		return
+	}
+
+	if len(req.UserIDs) == 0 {
+		response.Success(c, BatchUserAttributesResponse{Attributes: map[int64]map[int64]string{}})
+		return
+	}
+
+	attrs, err := h.attrService.GetBatchUserAttributes(c.Request.Context(), req.UserIDs)
+	if err != nil {
+		response.ErrorFrom(c, err)
+		return
+	}
+
+	response.Success(c, BatchUserAttributesResponse{Attributes: attrs})
+}

backend/internal/handler/admin/user_handler.go

@@ -27,7 +27,6 @@ type CreateUserRequest struct {
 	Email         string  `json:"email" binding:"required,email"`
 	Password      string  `json:"password" binding:"required,min=6"`
 	Username      string  `json:"username"`
-	Wechat        string  `json:"wechat"`
 	Notes         string  `json:"notes"`
 	Balance       float64 `json:"balance"`
 	Concurrency   int     `json:"concurrency"`
@@ -40,7 +39,6 @@ type UpdateUserRequest struct {
 	Email         string   `json:"email" binding:"omitempty,email"`
 	Password      string   `json:"password" binding:"omitempty,min=6"`
 	Username      *string  `json:"username"`
-	Wechat        *string  `json:"wechat"`
 	Notes         *string  `json:"notes"`
 	Balance       *float64 `json:"balance"`
 	Concurrency   *int     `json:"concurrency"`
@@ -57,13 +55,22 @@ type UpdateBalanceRequest struct {
 
 // List handles listing all users with pagination
 // GET /api/v1/admin/users
+// Query params:
+//   - status: filter by user status
+//   - role: filter by user role
+//   - search: search in email, username
+//   - attr[{id}]: filter by custom attribute value, e.g. attr[1]=company
 func (h *UserHandler) List(c *gin.Context) {
 	page, pageSize := response.ParsePagination(c)
-	status := c.Query("status")
-	role := c.Query("role")
-	search := c.Query("search")
 
-	users, total, err := h.adminService.ListUsers(c.Request.Context(), page, pageSize, status, role, search)
+	filters := service.UserListFilters{
+		Status:     c.Query("status"),
+		Role:       c.Query("role"),
+		Search:     c.Query("search"),
+		Attributes: parseAttributeFilters(c),
+	}
+
+	users, total, err := h.adminService.ListUsers(c.Request.Context(), page, pageSize, filters)
 	if err != nil {
 		response.ErrorFrom(c, err)
 		return
@@ -76,6 +83,29 @@ func (h *UserHandler) List(c *gin.Context) {
 	response.Paginated(c, out, total, page, pageSize)
 }
 
+// parseAttributeFilters extracts attribute filters from query params
+// Format: attr[{attributeID}]=value, e.g. attr[1]=company&attr[2]=developer
+func parseAttributeFilters(c *gin.Context) map[int64]string {
+	result := make(map[int64]string)
+
+	// Get all query params and look for attr[*] pattern
+	for key, values := range c.Request.URL.Query() {
+		if len(values) == 0 || values[0] == "" {
+			continue
+		}
+		// Check if key matches pattern attr[{id}]
+		if len(key) > 5 && key[:5] == "attr[" && key[len(key)-1] == ']' {
+			idStr := key[5 : len(key)-1]
+			id, err := strconv.ParseInt(idStr, 10, 64)
+			if err == nil && id > 0 {
+				result[id] = values[0]
+			}
+		}
+	}
+
+	return result
+}
+
 // GetByID handles getting a user by ID
 // GET /api/v1/admin/users/:id
 func (h *UserHandler) GetByID(c *gin.Context) {
@@ -107,7 +137,6 @@ func (h *UserHandler) Create(c *gin.Context) {
 		Email:         req.Email,
 		Password:      req.Password,
 		Username:      req.Username,
-		Wechat:        req.Wechat,
 		Notes:         req.Notes,
 		Balance:       req.Balance,
 		Concurrency:   req.Concurrency,
@@ -141,7 +170,6 @@ func (h *UserHandler) Update(c *gin.Context) {
 		Email:         req.Email,
 		Password:      req.Password,
 		Username:      req.Username,
-		Wechat:        req.Wechat,
 		Notes:         req.Notes,
 		Balance:       req.Balance,
 		Concurrency:   req.Concurrency,

backend/internal/handler/dto/mappers.go

@@ -10,7 +10,6 @@ func UserFromServiceShallow(u *service.User) *User {
 		ID:            u.ID,
 		Email:         u.Email,
 		Username:      u.Username,
-		Wechat:        u.Wechat,
 		Notes:         u.Notes,
 		Role:          u.Role,
 		Balance:       u.Balance,

backend/internal/handler/dto/types.go

@@ -6,7 +6,6 @@ type User struct {
 	ID            int64     `json:"id"`
 	Email         string    `json:"email"`
 	Username      string    `json:"username"`
-	Wechat        string    `json:"wechat"`
 	Notes         string    `json:"notes"`
 	Role          string    `json:"role"`
 	Balance       float64   `json:"balance"`

backend/internal/handler/handler.go

@@ -20,6 +20,7 @@ type AdminHandlers struct {
 	System           *admin.SystemHandler
 	Subscription     *admin.SubscriptionHandler
 	Usage            *admin.UsageHandler
+	UserAttribute    *admin.UserAttributeHandler
 }
 
 // Handlers contains all HTTP handlers

backend/internal/handler/user_handler.go

@@ -30,7 +30,6 @@ type ChangePasswordRequest struct {
 // UpdateProfileRequest represents the update profile request payload
 type UpdateProfileRequest struct {
 	Username *string `json:"username"`
-	Wechat   *string `json:"wechat"`
 }
 
 // GetProfile handles getting user profile
@@ -99,7 +98,6 @@ func (h *UserHandler) UpdateProfile(c *gin.Context) {
 
 	svcReq := service.UpdateProfileRequest{
 		Username: req.Username,
-		Wechat:   req.Wechat,
 	}
 	updatedUser, err := h.userService.UpdateProfile(c.Request.Context(), subject.UserID, svcReq)
 	if err != nil {

backend/internal/handler/wire.go

@@ -23,6 +23,7 @@ func ProvideAdminHandlers(
 	systemHandler *admin.SystemHandler,
 	subscriptionHandler *admin.SubscriptionHandler,
 	usageHandler *admin.UsageHandler,
+	userAttributeHandler *admin.UserAttributeHandler,
 ) *AdminHandlers {
 	return &AdminHandlers{
 		Dashboard:        dashboardHandler,
@@ -39,6 +40,7 @@ func ProvideAdminHandlers(
 		System:           systemHandler,
 		Subscription:     subscriptionHandler,
 		Usage:            usageHandler,
+		UserAttribute:    userAttributeHandler,
 	}
 }
 
@@ -107,6 +109,7 @@ var ProviderSet = wire.NewSet(
 	ProvideSystemHandler,
 	admin.NewSubscriptionHandler,
 	admin.NewUsageHandler,
+	admin.NewUserAttributeHandler,
 
 	// AdminHandlers and Handlers constructors
 	ProvideAdminHandlers,

backend/internal/repository/api_key_repo.go

@@ -294,7 +294,6 @@ func userEntityToService(u *dbent.User) *service.User {
 		ID:           u.ID,
 		Email:        u.Email,
 		Username:     u.Username,
-		Wechat:       u.Wechat,
 		Notes:        u.Notes,
 		PasswordHash: u.PasswordHash,
 		Role:         u.Role,

backend/internal/repository/fixtures_integration_test.go

@@ -40,7 +40,6 @@ func mustCreateUser(t *testing.T, client *dbent.Client, u *service.User) *servic
 		SetBalance(u.Balance).
 		SetConcurrency(u.Concurrency).
 		SetUsername(u.Username).
-		SetWechat(u.Wechat).
 		SetNotes(u.Notes)
 	if !u.CreatedAt.IsZero() {
 		create.SetCreatedAt(u.CreatedAt)

backend/internal/repository/migrations_schema_integration_test.go

@@ -23,7 +23,6 @@ func TestMigrationsRunner_IsIdempotent_AndSchemaIsUpToDate(t *testing.T) {
 
 	// users: columns required by repository queries
 	requireColumn(t, tx, "users", "username", "character varying", 100, false)
-	requireColumn(t, tx, "users", "wechat", "character varying", 100, false)
 	requireColumn(t, tx, "users", "notes", "text", 0, false)
 
 	// accounts: schedulable and rate-limit fields

backend/internal/repository/user_attribute_repo.go

@@ -0,0 +1,385 @@
+package repository
+
+import (
+	"context"
+
+	dbent "github.com/Wei-Shaw/sub2api/ent"
+	"github.com/Wei-Shaw/sub2api/ent/userattributedefinition"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
+	"github.com/Wei-Shaw/sub2api/internal/service"
+)
+
+// UserAttributeDefinitionRepository implementation
+type userAttributeDefinitionRepository struct {
+	client *dbent.Client
+}
+
+// NewUserAttributeDefinitionRepository creates a new repository instance
+func NewUserAttributeDefinitionRepository(client *dbent.Client) service.UserAttributeDefinitionRepository {
+	return &userAttributeDefinitionRepository{client: client}
+}
+
+func (r *userAttributeDefinitionRepository) Create(ctx context.Context, def *service.UserAttributeDefinition) error {
+	client := clientFromContext(ctx, r.client)
+
+	created, err := client.UserAttributeDefinition.Create().
+		SetKey(def.Key).
+		SetName(def.Name).
+		SetDescription(def.Description).
+		SetType(string(def.Type)).
+		SetOptions(toEntOptions(def.Options)).
+		SetRequired(def.Required).
+		SetValidation(toEntValidation(def.Validation)).
+		SetPlaceholder(def.Placeholder).
+		SetEnabled(def.Enabled).
+		Save(ctx)
+
+	if err != nil {
+		return translatePersistenceError(err, nil, service.ErrAttributeKeyExists)
+	}
+
+	def.ID = created.ID
+	def.DisplayOrder = created.DisplayOrder
+	def.CreatedAt = created.CreatedAt
+	def.UpdatedAt = created.UpdatedAt
+	return nil
+}
+
+func (r *userAttributeDefinitionRepository) GetByID(ctx context.Context, id int64) (*service.UserAttributeDefinition, error) {
+	client := clientFromContext(ctx, r.client)
+
+	e, err := client.UserAttributeDefinition.Query().
+		Where(userattributedefinition.IDEQ(id)).
+		Only(ctx)
+	if err != nil {
+		return nil, translatePersistenceError(err, service.ErrAttributeDefinitionNotFound, nil)
+	}
+	return defEntityToService(e), nil
+}
+
+func (r *userAttributeDefinitionRepository) GetByKey(ctx context.Context, key string) (*service.UserAttributeDefinition, error) {
+	client := clientFromContext(ctx, r.client)
+
+	e, err := client.UserAttributeDefinition.Query().
+		Where(userattributedefinition.KeyEQ(key)).
+		Only(ctx)
+	if err != nil {
+		return nil, translatePersistenceError(err, service.ErrAttributeDefinitionNotFound, nil)
+	}
+	return defEntityToService(e), nil
+}
+
+func (r *userAttributeDefinitionRepository) Update(ctx context.Context, def *service.UserAttributeDefinition) error {
+	client := clientFromContext(ctx, r.client)
+
+	updated, err := client.UserAttributeDefinition.UpdateOneID(def.ID).
+		SetName(def.Name).
+		SetDescription(def.Description).
+		SetType(string(def.Type)).
+		SetOptions(toEntOptions(def.Options)).
+		SetRequired(def.Required).
+		SetValidation(toEntValidation(def.Validation)).
+		SetPlaceholder(def.Placeholder).
+		SetDisplayOrder(def.DisplayOrder).
+		SetEnabled(def.Enabled).
+		Save(ctx)
+
+	if err != nil {
+		return translatePersistenceError(err, service.ErrAttributeDefinitionNotFound, service.ErrAttributeKeyExists)
+	}
+
+	def.UpdatedAt = updated.UpdatedAt
+	return nil
+}
+
+func (r *userAttributeDefinitionRepository) Delete(ctx context.Context, id int64) error {
+	client := clientFromContext(ctx, r.client)
+
+	_, err := client.UserAttributeDefinition.Delete().
+		Where(userattributedefinition.IDEQ(id)).
+		Exec(ctx)
+	return translatePersistenceError(err, service.ErrAttributeDefinitionNotFound, nil)
+}
+
+func (r *userAttributeDefinitionRepository) List(ctx context.Context, enabledOnly bool) ([]service.UserAttributeDefinition, error) {
+	client := clientFromContext(ctx, r.client)
+
+	q := client.UserAttributeDefinition.Query()
+	if enabledOnly {
+		q = q.Where(userattributedefinition.EnabledEQ(true))
+	}
+
+	entities, err := q.Order(dbent.Asc(userattributedefinition.FieldDisplayOrder)).All(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	result := make([]service.UserAttributeDefinition, 0, len(entities))
+	for _, e := range entities {
+		result = append(result, *defEntityToService(e))
+	}
+	return result, nil
+}
+
+func (r *userAttributeDefinitionRepository) UpdateDisplayOrders(ctx context.Context, orders map[int64]int) error {
+	tx, err := r.client.Tx(ctx)
+	if err != nil {
+		return err
+	}
+	defer func() { _ = tx.Rollback() }()
+
+	for id, order := range orders {
+		if _, err := tx.UserAttributeDefinition.UpdateOneID(id).
+			SetDisplayOrder(order).
+			Save(ctx); err != nil {
+			return translatePersistenceError(err, service.ErrAttributeDefinitionNotFound, nil)
+		}
+	}
+
+	return tx.Commit()
+}
+
+func (r *userAttributeDefinitionRepository) ExistsByKey(ctx context.Context, key string) (bool, error) {
+	client := clientFromContext(ctx, r.client)
+	return client.UserAttributeDefinition.Query().
+		Where(userattributedefinition.KeyEQ(key)).
+		Exist(ctx)
+}
+
+// UserAttributeValueRepository implementation
+type userAttributeValueRepository struct {
+	client *dbent.Client
+}
+
+// NewUserAttributeValueRepository creates a new repository instance
+func NewUserAttributeValueRepository(client *dbent.Client) service.UserAttributeValueRepository {
+	return &userAttributeValueRepository{client: client}
+}
+
+func (r *userAttributeValueRepository) GetByUserID(ctx context.Context, userID int64) ([]service.UserAttributeValue, error) {
+	client := clientFromContext(ctx, r.client)
+
+	entities, err := client.UserAttributeValue.Query().
+		Where(userattributevalue.UserIDEQ(userID)).
+		All(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	result := make([]service.UserAttributeValue, 0, len(entities))
+	for _, e := range entities {
+		result = append(result, service.UserAttributeValue{
+			ID:          e.ID,
+			UserID:      e.UserID,
+			AttributeID: e.AttributeID,
+			Value:       e.Value,
+			CreatedAt:   e.CreatedAt,
+			UpdatedAt:   e.UpdatedAt,
+		})
+	}
+	return result, nil
+}
+
+func (r *userAttributeValueRepository) GetByUserIDs(ctx context.Context, userIDs []int64) ([]service.UserAttributeValue, error) {
+	if len(userIDs) == 0 {
+		return []service.UserAttributeValue{}, nil
+	}
+
+	client := clientFromContext(ctx, r.client)
+
+	entities, err := client.UserAttributeValue.Query().
+		Where(userattributevalue.UserIDIn(userIDs...)).
+		All(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	result := make([]service.UserAttributeValue, 0, len(entities))
+	for _, e := range entities {
+		result = append(result, service.UserAttributeValue{
+			ID:          e.ID,
+			UserID:      e.UserID,
+			AttributeID: e.AttributeID,
+			Value:       e.Value,
+			CreatedAt:   e.CreatedAt,
+			UpdatedAt:   e.UpdatedAt,
+		})
+	}
+	return result, nil
+}
+
+func (r *userAttributeValueRepository) UpsertBatch(ctx context.Context, userID int64, inputs []service.UpdateUserAttributeInput) error {
+	if len(inputs) == 0 {
+		return nil
+	}
+
+	tx, err := r.client.Tx(ctx)
+	if err != nil {
+		return err
+	}
+	defer func() { _ = tx.Rollback() }()
+
+	for _, input := range inputs {
+		// Use upsert (ON CONFLICT DO UPDATE)
+		err := tx.UserAttributeValue.Create().
+			SetUserID(userID).
+			SetAttributeID(input.AttributeID).
+			SetValue(input.Value).
+			OnConflictColumns(userattributevalue.FieldUserID, userattributevalue.FieldAttributeID).
+			UpdateValue().
+			UpdateUpdatedAt().
+			Exec(ctx)
+		if err != nil {
+			return err
+		}
+	}
+
+	return tx.Commit()
+}
+
+func (r *userAttributeValueRepository) DeleteByAttributeID(ctx context.Context, attributeID int64) error {
+	client := clientFromContext(ctx, r.client)
+
+	_, err := client.UserAttributeValue.Delete().
+		Where(userattributevalue.AttributeIDEQ(attributeID)).
+		Exec(ctx)
+	return err
+}
+
+func (r *userAttributeValueRepository) DeleteByUserID(ctx context.Context, userID int64) error {
+	client := clientFromContext(ctx, r.client)
+
+	_, err := client.UserAttributeValue.Delete().
+		Where(userattributevalue.UserIDEQ(userID)).
+		Exec(ctx)
+	return err
+}
+
+// Helper functions for entity to service conversion
+func defEntityToService(e *dbent.UserAttributeDefinition) *service.UserAttributeDefinition {
+	if e == nil {
+		return nil
+	}
+	return &service.UserAttributeDefinition{
+		ID:           e.ID,
+		Key:          e.Key,
+		Name:         e.Name,
+		Description:  e.Description,
+		Type:         service.UserAttributeType(e.Type),
+		Options:      toServiceOptions(e.Options),
+		Required:     e.Required,
+		Validation:   toServiceValidation(e.Validation),
+		Placeholder:  e.Placeholder,
+		DisplayOrder: e.DisplayOrder,
+		Enabled:      e.Enabled,
+		CreatedAt:    e.CreatedAt,
+		UpdatedAt:    e.UpdatedAt,
+	}
+}
+
+// Type conversion helpers (map types <-> service types)
+func toEntOptions(opts []service.UserAttributeOption) []map[string]any {
+	if opts == nil {
+		return []map[string]any{}
+	}
+	result := make([]map[string]any, len(opts))
+	for i, o := range opts {
+		result[i] = map[string]any{"value": o.Value, "label": o.Label}
+	}
+	return result
+}
+
+func toServiceOptions(opts []map[string]any) []service.UserAttributeOption {
+	if opts == nil {
+		return []service.UserAttributeOption{}
+	}
+	result := make([]service.UserAttributeOption, len(opts))
+	for i, o := range opts {
+		result[i] = service.UserAttributeOption{
+			Value: getString(o, "value"),
+			Label: getString(o, "label"),
+		}
+	}
+	return result
+}
+
+func toEntValidation(v service.UserAttributeValidation) map[string]any {
+	result := map[string]any{}
+	if v.MinLength != nil {
+		result["min_length"] = *v.MinLength
+	}
+	if v.MaxLength != nil {
+		result["max_length"] = *v.MaxLength
+	}
+	if v.Min != nil {
+		result["min"] = *v.Min
+	}
+	if v.Max != nil {
+		result["max"] = *v.Max
+	}
+	if v.Pattern != nil {
+		result["pattern"] = *v.Pattern
+	}
+	if v.Message != nil {
+		result["message"] = *v.Message
+	}
+	return result
+}
+
+func toServiceValidation(v map[string]any) service.UserAttributeValidation {
+	result := service.UserAttributeValidation{}
+	if val := getInt(v, "min_length"); val != nil {
+		result.MinLength = val
+	}
+	if val := getInt(v, "max_length"); val != nil {
+		result.MaxLength = val
+	}
+	if val := getInt(v, "min"); val != nil {
+		result.Min = val
+	}
+	if val := getInt(v, "max"); val != nil {
+		result.Max = val
+	}
+	if val := getStringPtr(v, "pattern"); val != nil {
+		result.Pattern = val
+	}
+	if val := getStringPtr(v, "message"); val != nil {
+		result.Message = val
+	}
+	return result
+}
+
+// Helper functions for type conversion
+func getString(m map[string]any, key string) string {
+	if v, ok := m[key]; ok {
+		if s, ok := v.(string); ok {
+			return s
+		}
+	}
+	return ""
+}
+
+func getStringPtr(m map[string]any, key string) *string {
+	if v, ok := m[key]; ok {
+		if s, ok := v.(string); ok {
+			return &s
+		}
+	}
+	return nil
+}
+
+func getInt(m map[string]any, key string) *int {
+	if v, ok := m[key]; ok {
+		switch n := v.(type) {
+		case int:
+			return &n
+		case int64:
+			i := int(n)
+			return &i
+		case float64:
+			i := int(n)
+			return &i
+		}
+	}
+	return nil
+}

backend/internal/repository/user_repo.go

@@ -9,6 +9,7 @@ import (
 	dbent "github.com/Wei-Shaw/sub2api/ent"
 	dbuser "github.com/Wei-Shaw/sub2api/ent/user"
 	"github.com/Wei-Shaw/sub2api/ent/userallowedgroup"
+	"github.com/Wei-Shaw/sub2api/ent/userattributevalue"
 	"github.com/Wei-Shaw/sub2api/ent/usersubscription"
 	"github.com/Wei-Shaw/sub2api/internal/pkg/pagination"
 	"github.com/Wei-Shaw/sub2api/internal/service"
@@ -50,7 +51,6 @@ func (r *userRepository) Create(ctx context.Context, userIn *service.User) error
 	created, err := txClient.User.Create().
 		SetEmail(userIn.Email).
 		SetUsername(userIn.Username).
-		SetWechat(userIn.Wechat).
 		SetNotes(userIn.Notes).
 		SetPasswordHash(userIn.PasswordHash).
 		SetRole(userIn.Role).
@@ -133,7 +133,6 @@ func (r *userRepository) Update(ctx context.Context, userIn *service.User) error
 	updated, err := txClient.User.UpdateOneID(userIn.ID).
 		SetEmail(userIn.Email).
 		SetUsername(userIn.Username).
-		SetWechat(userIn.Wechat).
 		SetNotes(userIn.Notes).
 		SetPasswordHash(userIn.PasswordHash).
 		SetRole(userIn.Role).
@@ -171,28 +170,38 @@ func (r *userRepository) Delete(ctx context.Context, id int64) error {
 }
 
 func (r *userRepository) List(ctx context.Context, params pagination.PaginationParams) ([]service.User, *pagination.PaginationResult, error) {
-	return r.ListWithFilters(ctx, params, "", "", "")
+	return r.ListWithFilters(ctx, params, service.UserListFilters{})
 }
 
-func (r *userRepository) ListWithFilters(ctx context.Context, params pagination.PaginationParams, status, role, search string) ([]service.User, *pagination.PaginationResult, error) {
+func (r *userRepository) ListWithFilters(ctx context.Context, params pagination.PaginationParams, filters service.UserListFilters) ([]service.User, *pagination.PaginationResult, error) {
 	q := r.client.User.Query()
 
-	if status != "" {
+	if filters.Status != "" {
-		q = q.Where(dbuser.StatusEQ(status))
+		q = q.Where(dbuser.StatusEQ(filters.Status))
 	}
-	if role != "" {
+	if filters.Role != "" {
-		q = q.Where(dbuser.RoleEQ(role))
+		q = q.Where(dbuser.RoleEQ(filters.Role))
 	}
-	if search != "" {
+	if filters.Search != "" {
 		q = q.Where(
 			dbuser.Or(
-				dbuser.EmailContainsFold(search),
+				dbuser.EmailContainsFold(filters.Search),
-				dbuser.UsernameContainsFold(search),
+				dbuser.UsernameContainsFold(filters.Search),
-				dbuser.WechatContainsFold(search),
 			),
 		)
 	}
 
+	// If attribute filters are specified, we need to filter by user IDs first
+	var allowedUserIDs []int64
+	if len(filters.Attributes) > 0 {
+		allowedUserIDs = r.filterUsersByAttributes(ctx, filters.Attributes)
+		if len(allowedUserIDs) == 0 {
+			// No users match the attribute filters
+			return []service.User{}, paginationResultFromTotal(0, params), nil
+		}
+		q = q.Where(dbuser.IDIn(allowedUserIDs...))
+	}
+
 	total, err := q.Clone().Count(ctx)
 	if err != nil {
 		return nil, nil, err
@@ -252,6 +261,59 @@ func (r *userRepository) ListWithFilters(ctx context.Context, params pagination.
 	return outUsers, paginationResultFromTotal(int64(total), params), nil
 }
 
+// filterUsersByAttributes returns user IDs that match ALL the given attribute filters
+func (r *userRepository) filterUsersByAttributes(ctx context.Context, attrs map[int64]string) []int64 {
+	if len(attrs) == 0 {
+		return nil
+	}
+
+	// For each attribute filter, get the set of matching user IDs
+	// Then intersect all sets to get users matching ALL filters
+	var resultSet map[int64]struct{}
+	first := true
+
+	for attrID, value := range attrs {
+		// Query user_attribute_values for this attribute
+		values, err := r.client.UserAttributeValue.Query().
+			Where(
+				userattributevalue.AttributeIDEQ(attrID),
+				userattributevalue.ValueContainsFold(value),
+			).
+			All(ctx)
+		if err != nil {
+			continue
+		}
+
+		currentSet := make(map[int64]struct{}, len(values))
+		for _, v := range values {
+			currentSet[v.UserID] = struct{}{}
+		}
+
+		if first {
+			resultSet = currentSet
+			first = false
+		} else {
+			// Intersect with previous results
+			for userID := range resultSet {
+				if _, ok := currentSet[userID]; !ok {
+					delete(resultSet, userID)
+				}
+			}
+		}
+
+		// Early exit if no users match
+		if len(resultSet) == 0 {
+			return nil
+		}
+	}
+
+	result := make([]int64, 0, len(resultSet))
+	for userID := range resultSet {
+		result = append(result, userID)
+	}
+	return result
+}
+
 func (r *userRepository) UpdateBalance(ctx context.Context, id int64, amount float64) error {
 	client := clientFromContext(ctx, r.client)
 	n, err := client.User.Update().Where(dbuser.IDEQ(id)).AddBalance(amount).Save(ctx)

backend/internal/repository/user_repo_integration_test.go

@@ -166,7 +166,7 @@ func (s *UserRepoSuite) TestListWithFilters_Status() {
 	s.mustCreateUser(&service.User{Email: "active@test.com", Status: service.StatusActive})
 	s.mustCreateUser(&service.User{Email: "disabled@test.com", Status: service.StatusDisabled})
 
-	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, service.StatusActive, "", "")
+	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, service.UserListFilters{Status: service.StatusActive})
 	s.Require().NoError(err)
 	s.Require().Len(users, 1)
 	s.Require().Equal(service.StatusActive, users[0].Status)
@@ -176,7 +176,7 @@ func (s *UserRepoSuite) TestListWithFilters_Role() {
 	s.mustCreateUser(&service.User{Email: "user@test.com", Role: service.RoleUser})
 	s.mustCreateUser(&service.User{Email: "admin@test.com", Role: service.RoleAdmin})
 
-	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, "", service.RoleAdmin, "")
+	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, service.UserListFilters{Role: service.RoleAdmin})
 	s.Require().NoError(err)
 	s.Require().Len(users, 1)
 	s.Require().Equal(service.RoleAdmin, users[0].Role)
@@ -186,7 +186,7 @@ func (s *UserRepoSuite) TestListWithFilters_Search() {
 	s.mustCreateUser(&service.User{Email: "alice@test.com", Username: "Alice"})
 	s.mustCreateUser(&service.User{Email: "bob@test.com", Username: "Bob"})
 
-	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, "", "", "alice")
+	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, service.UserListFilters{Search: "alice"})
 	s.Require().NoError(err)
 	s.Require().Len(users, 1)
 	s.Require().Contains(users[0].Email, "alice")
@@ -196,22 +196,12 @@ func (s *UserRepoSuite) TestListWithFilters_SearchByUsername() {
 	s.mustCreateUser(&service.User{Email: "u1@test.com", Username: "JohnDoe"})
 	s.mustCreateUser(&service.User{Email: "u2@test.com", Username: "JaneSmith"})
 
-	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, "", "", "john")
+	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, service.UserListFilters{Search: "john"})
 	s.Require().NoError(err)
 	s.Require().Len(users, 1)
 	s.Require().Equal("JohnDoe", users[0].Username)
 }
 
-func (s *UserRepoSuite) TestListWithFilters_SearchByWechat() {
-	s.mustCreateUser(&service.User{Email: "w1@test.com", Wechat: "wx_hello"})
-	s.mustCreateUser(&service.User{Email: "w2@test.com", Wechat: "wx_world"})
-
-	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, "", "", "wx_hello")
-	s.Require().NoError(err)
-	s.Require().Len(users, 1)
-	s.Require().Equal("wx_hello", users[0].Wechat)
-}
-
 func (s *UserRepoSuite) TestListWithFilters_LoadsActiveSubscriptions() {
 	user := s.mustCreateUser(&service.User{Email: "sub@test.com", Status: service.StatusActive})
 	groupActive := s.mustCreateGroup("g-sub-active")
@@ -226,7 +216,7 @@ func (s *UserRepoSuite) TestListWithFilters_LoadsActiveSubscriptions() {
 		c.SetExpiresAt(time.Now().Add(-1 * time.Hour))
 	})
 
-	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, "", "", "sub@")
+	users, _, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, service.UserListFilters{Search: "sub@"})
 	s.Require().NoError(err, "ListWithFilters")
 	s.Require().Len(users, 1, "expected 1 user")
 	s.Require().Len(users[0].Subscriptions, 1, "expected 1 active subscription")
@@ -238,7 +228,6 @@ func (s *UserRepoSuite) TestListWithFilters_CombinedFilters() {
 	s.mustCreateUser(&service.User{
 		Email:    "a@example.com",
 		Username: "Alice",
-		Wechat:   "wx_a",
 		Role:     service.RoleUser,
 		Status:   service.StatusActive,
 		Balance:  10,
@@ -246,7 +235,6 @@ func (s *UserRepoSuite) TestListWithFilters_CombinedFilters() {
 	target := s.mustCreateUser(&service.User{
 		Email:    "b@example.com",
 		Username: "Bob",
-		Wechat:   "wx_b",
 		Role:     service.RoleAdmin,
 		Status:   service.StatusActive,
 		Balance:  1,
@@ -257,7 +245,7 @@ func (s *UserRepoSuite) TestListWithFilters_CombinedFilters() {
 		Status: service.StatusDisabled,
 	})
 
-	users, page, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, service.StatusActive, service.RoleAdmin, "b@")
+	users, page, err := s.repo.ListWithFilters(s.ctx, pagination.PaginationParams{Page: 1, PageSize: 10}, service.UserListFilters{Status: service.StatusActive, Role: service.RoleAdmin, Search: "b@"})
 	s.Require().NoError(err, "ListWithFilters")
 	s.Require().Equal(int64(1), page.Total, "ListWithFilters total mismatch")
 	s.Require().Len(users, 1, "ListWithFilters len mismatch")
@@ -448,7 +436,6 @@ func (s *UserRepoSuite) TestCRUD_And_Filters_And_AtomicUpdates() {
 	user1 := s.mustCreateUser(&service.User{
 		Email:    "a@example.com",
 		Username: "Alice",
-		Wechat:   "wx_a",
 		Role:     service.RoleUser,
 		Status:   service.StatusActive,
 		Balance:  10,
@@ -456,7 +443,6 @@ func (s *UserRepoSuite) TestCRUD_And_Filters_And_AtomicUpdates() {
 	user2 := s.mustCreateUser(&service.User{
 		Email:    "b@example.com",
 		Username: "Bob",
-		Wechat:   "wx_b",
 		Role:     service.RoleAdmin,
 		Status:   service.StatusActive,
 		Balance:  1,
@@ -501,7 +487,7 @@ func (s *UserRepoSuite) TestCRUD_And_Filters_And_AtomicUpdates() {
 	s.Require().Equal(user1.Concurrency+3, got5.Concurrency)
 
 	params := pagination.PaginationParams{Page: 1, PageSize: 10}
-	users, page, err := s.repo.ListWithFilters(s.ctx, params, service.StatusActive, service.RoleAdmin, "b@")
+	users, page, err := s.repo.ListWithFilters(s.ctx, params, service.UserListFilters{Status: service.StatusActive, Role: service.RoleAdmin, Search: "b@"})
 	s.Require().NoError(err, "ListWithFilters")
 	s.Require().Equal(int64(1), page.Total, "ListWithFilters total mismatch")
 	s.Require().Len(users, 1, "ListWithFilters len mismatch")

backend/internal/repository/wire.go

@@ -36,6 +36,8 @@ var ProviderSet = wire.NewSet(
 	NewUsageLogRepository,
 	NewSettingRepository,
 	NewUserSubscriptionRepository,
+	NewUserAttributeDefinitionRepository,
+	NewUserAttributeValueRepository,
 
 	// Cache implementations
 	NewGatewayCache,

backend/internal/server/api_contract_test.go

@@ -51,7 +51,6 @@ func TestAPIContracts(t *testing.T) {
 					"id": 1,
 					"email": "alice@example.com",
 					"username": "alice",
-					"wechat": "wx_alice",
 					"notes": "hello",
 					"role": "user",
 					"balance": 12.5,
@@ -348,7 +347,6 @@ func newContractDeps(t *testing.T) *contractDeps {
 				ID:            1,
 				Email:         "alice@example.com",
 				Username:      "alice",
-				Wechat:        "wx_alice",
 				Notes:         "hello",
 				Role:          service.RoleUser,
 				Balance:       12.5,
@@ -503,7 +501,7 @@ func (r *stubUserRepo) List(ctx context.Context, params pagination.PaginationPar
 	return nil, nil, errors.New("not implemented")
 }
 
-func (r *stubUserRepo) ListWithFilters(ctx context.Context, params pagination.PaginationParams, status, role, search string) ([]service.User, *pagination.PaginationResult, error) {
+func (r *stubUserRepo) ListWithFilters(ctx context.Context, params pagination.PaginationParams, filters service.UserListFilters) ([]service.User, *pagination.PaginationResult, error) {
 	return nil, nil, errors.New("not implemented")
 }
 

backend/internal/server/routes/admin.go

@@ -54,6 +54,9 @@ func RegisterAdminRoutes(
 
 		// 使用记录管理
 		registerUsageRoutes(admin, h)
+
+		// 用户属性管理
+		registerUserAttributeRoutes(admin, h)
 	}
 }
 
@@ -82,6 +85,10 @@ func registerUserManagementRoutes(admin *gin.RouterGroup, h *handler.Handlers) {
 		users.POST("/:id/balance", h.Admin.User.UpdateBalance)
 		users.GET("/:id/api-keys", h.Admin.User.GetUserAPIKeys)
 		users.GET("/:id/usage", h.Admin.User.GetUserUsage)
+
+		// User attribute values
+		users.GET("/:id/attributes", h.Admin.UserAttribute.GetUserAttributes)
+		users.PUT("/:id/attributes", h.Admin.UserAttribute.UpdateUserAttributes)
 	}
 }
 
@@ -244,3 +251,15 @@ func registerUsageRoutes(admin *gin.RouterGroup, h *handler.Handlers) {
 		usage.GET("/search-api-keys", h.Admin.Usage.SearchApiKeys)
 	}
 }
+
+func registerUserAttributeRoutes(admin *gin.RouterGroup, h *handler.Handlers) {
+	attrs := admin.Group("/user-attributes")
+	{
+		attrs.GET("", h.Admin.UserAttribute.ListDefinitions)
+		attrs.POST("", h.Admin.UserAttribute.CreateDefinition)
+		attrs.POST("/batch", h.Admin.UserAttribute.GetBatchUserAttributes)
+		attrs.PUT("/reorder", h.Admin.UserAttribute.ReorderDefinitions)
+		attrs.PUT("/:id", h.Admin.UserAttribute.UpdateDefinition)
+		attrs.DELETE("/:id", h.Admin.UserAttribute.DeleteDefinition)
+	}
+}

backend/internal/service/admin_service.go

@@ -13,7 +13,7 @@ import (
 // AdminService interface defines admin management operations
 type AdminService interface {
 	// User management
-	ListUsers(ctx context.Context, page, pageSize int, status, role, search string) ([]User, int64, error)
+	ListUsers(ctx context.Context, page, pageSize int, filters UserListFilters) ([]User, int64, error)
 	GetUser(ctx context.Context, id int64) (*User, error)
 	CreateUser(ctx context.Context, input *CreateUserInput) (*User, error)
 	UpdateUser(ctx context.Context, id int64, input *UpdateUserInput) (*User, error)
@@ -70,7 +70,6 @@ type CreateUserInput struct {
 	Email         string
 	Password      string
 	Username      string
-	Wechat        string
 	Notes         string
 	Balance       float64
 	Concurrency   int
@@ -81,7 +80,6 @@ type UpdateUserInput struct {
 	Email         string
 	Password      string
 	Username      *string
-	Wechat        *string
 	Notes         *string
 	Balance       *float64 // 使用指针区分"未提供"和"设置为0"
 	Concurrency   *int     // 使用指针区分"未提供"和"设置为0"
@@ -252,9 +250,9 @@ func NewAdminService(
 }
 
 // User management implementations
-func (s *adminServiceImpl) ListUsers(ctx context.Context, page, pageSize int, status, role, search string) ([]User, int64, error) {
+func (s *adminServiceImpl) ListUsers(ctx context.Context, page, pageSize int, filters UserListFilters) ([]User, int64, error) {
 	params := pagination.PaginationParams{Page: page, PageSize: pageSize}
-	users, result, err := s.userRepo.ListWithFilters(ctx, params, status, role, search)
+	users, result, err := s.userRepo.ListWithFilters(ctx, params, filters)
 	if err != nil {
 		return nil, 0, err
 	}
@@ -269,7 +267,6 @@ func (s *adminServiceImpl) CreateUser(ctx context.Context, input *CreateUserInpu
 	user := &User{
 		Email:         input.Email,
 		Username:      input.Username,
-		Wechat:        input.Wechat,
 		Notes:         input.Notes,
 		Role:          RoleUser, // Always create as regular user, never admin
 		Balance:       input.Balance,
@@ -311,9 +308,6 @@ func (s *adminServiceImpl) UpdateUser(ctx context.Context, id int64, input *Upda
 	if input.Username != nil {
 		user.Username = *input.Username
 	}
-	if input.Wechat != nil {
-		user.Wechat = *input.Wechat
-	}
 	if input.Notes != nil {
 		user.Notes = *input.Notes
 	}

backend/internal/service/admin_service_create_user_test.go

@@ -18,7 +18,6 @@ func TestAdminService_CreateUser_Success(t *testing.T) {
 		Email:         "user@test.com",
 		Password:      "strong-pass",
 		Username:      "tester",
-		Wechat:        "wx",
 		Notes:         "note",
 		Balance:       12.5,
 		Concurrency:   7,
@@ -31,7 +30,6 @@ func TestAdminService_CreateUser_Success(t *testing.T) {
 	require.Equal(t, int64(10), user.ID)
 	require.Equal(t, input.Email, user.Email)
 	require.Equal(t, input.Username, user.Username)
-	require.Equal(t, input.Wechat, user.Wechat)
 	require.Equal(t, input.Notes, user.Notes)
 	require.Equal(t, input.Balance, user.Balance)
 	require.Equal(t, input.Concurrency, user.Concurrency)

backend/internal/service/admin_service_delete_test.go

@@ -66,7 +66,7 @@ func (s *userRepoStub) List(ctx context.Context, params pagination.PaginationPar
 	panic("unexpected List call")
 }
 
-func (s *userRepoStub) ListWithFilters(ctx context.Context, params pagination.PaginationParams, status, role, search string) ([]User, *pagination.PaginationResult, error) {
+func (s *userRepoStub) ListWithFilters(ctx context.Context, params pagination.PaginationParams, filters UserListFilters) ([]User, *pagination.PaginationResult, error) {
 	panic("unexpected ListWithFilters call")
 }
 

backend/internal/service/user.go

@@ -10,7 +10,6 @@ type User struct {
 	ID            int64
 	Email         string
 	Username      string
-	Wechat        string
 	Notes         string
 	PasswordHash  string
 	Role          string

backend/internal/service/user_attribute.go

@@ -0,0 +1,125 @@
+package service
+
+import (
+	"context"
+	"time"
+
+	infraerrors "github.com/Wei-Shaw/sub2api/internal/pkg/errors"
+)
+
+// Error definitions for user attribute operations
+var (
+	ErrAttributeDefinitionNotFound = infraerrors.NotFound("ATTRIBUTE_DEFINITION_NOT_FOUND", "attribute definition not found")
+	ErrAttributeKeyExists          = infraerrors.Conflict("ATTRIBUTE_KEY_EXISTS", "attribute key already exists")
+	ErrInvalidAttributeType        = infraerrors.BadRequest("INVALID_ATTRIBUTE_TYPE", "invalid attribute type")
+	ErrAttributeValidationFailed   = infraerrors.BadRequest("ATTRIBUTE_VALIDATION_FAILED", "attribute value validation failed")
+)
+
+// UserAttributeType represents supported attribute types
+type UserAttributeType string
+
+const (
+	AttributeTypeText        UserAttributeType = "text"
+	AttributeTypeTextarea    UserAttributeType = "textarea"
+	AttributeTypeNumber      UserAttributeType = "number"
+	AttributeTypeEmail       UserAttributeType = "email"
+	AttributeTypeURL         UserAttributeType = "url"
+	AttributeTypeDate        UserAttributeType = "date"
+	AttributeTypeSelect      UserAttributeType = "select"
+	AttributeTypeMultiSelect UserAttributeType = "multi_select"
+)
+
+// UserAttributeOption represents a select option for select/multi_select types
+type UserAttributeOption struct {
+	Value string `json:"value"`
+	Label string `json:"label"`
+}
+
+// UserAttributeValidation represents validation rules for an attribute
+type UserAttributeValidation struct {
+	MinLength *int    `json:"min_length,omitempty"`
+	MaxLength *int    `json:"max_length,omitempty"`
+	Min       *int    `json:"min,omitempty"`
+	Max       *int    `json:"max,omitempty"`
+	Pattern   *string `json:"pattern,omitempty"`
+	Message   *string `json:"message,omitempty"`
+}
+
+// UserAttributeDefinition represents a custom attribute definition
+type UserAttributeDefinition struct {
+	ID           int64
+	Key          string
+	Name         string
+	Description  string
+	Type         UserAttributeType
+	Options      []UserAttributeOption
+	Required     bool
+	Validation   UserAttributeValidation
+	Placeholder  string
+	DisplayOrder int
+	Enabled      bool
+	CreatedAt    time.Time
+	UpdatedAt    time.Time
+}
+
+// UserAttributeValue represents a user's attribute value
+type UserAttributeValue struct {
+	ID          int64
+	UserID      int64
+	AttributeID int64
+	Value       string
+	CreatedAt   time.Time
+	UpdatedAt   time.Time
+}
+
+// CreateAttributeDefinitionInput for creating new definition
+type CreateAttributeDefinitionInput struct {
+	Key         string
+	Name        string
+	Description string
+	Type        UserAttributeType
+	Options     []UserAttributeOption
+	Required    bool
+	Validation  UserAttributeValidation
+	Placeholder string
+	Enabled     bool
+}
+
+// UpdateAttributeDefinitionInput for updating definition
+type UpdateAttributeDefinitionInput struct {
+	Name        *string
+	Description *string
+	Type        *UserAttributeType
+	Options     *[]UserAttributeOption
+	Required    *bool
+	Validation  *UserAttributeValidation
+	Placeholder *string
+	Enabled     *bool
+}
+
+// UpdateUserAttributeInput for updating a single attribute value
+type UpdateUserAttributeInput struct {
+	AttributeID int64
+	Value       string
+}
+
+// UserAttributeDefinitionRepository interface for attribute definition persistence
+type UserAttributeDefinitionRepository interface {
+	Create(ctx context.Context, def *UserAttributeDefinition) error
+	GetByID(ctx context.Context, id int64) (*UserAttributeDefinition, error)
+	GetByKey(ctx context.Context, key string) (*UserAttributeDefinition, error)
+	Update(ctx context.Context, def *UserAttributeDefinition) error
+	Delete(ctx context.Context, id int64) error
+	List(ctx context.Context, enabledOnly bool) ([]UserAttributeDefinition, error)
+	UpdateDisplayOrders(ctx context.Context, orders map[int64]int) error
+	ExistsByKey(ctx context.Context, key string) (bool, error)
+}
+
+// UserAttributeValueRepository interface for user attribute value persistence
+type UserAttributeValueRepository interface {
+	GetByUserID(ctx context.Context, userID int64) ([]UserAttributeValue, error)
+	GetByUserIDs(ctx context.Context, userIDs []int64) ([]UserAttributeValue, error)
+	UpsertBatch(ctx context.Context, userID int64, values []UpdateUserAttributeInput) error
+	DeleteByAttributeID(ctx context.Context, attributeID int64) error
+	DeleteByUserID(ctx context.Context, userID int64) error
+}

backend/internal/service/user_attribute_service.go

@@ -0,0 +1,295 @@
+package service
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"regexp"
+	"strconv"
+	"strings"
+
+	infraerrors "github.com/Wei-Shaw/sub2api/internal/pkg/errors"
+)
+
+// UserAttributeService handles attribute management
+type UserAttributeService struct {
+	defRepo   UserAttributeDefinitionRepository
+	valueRepo UserAttributeValueRepository
+}
+
+// NewUserAttributeService creates a new service instance
+func NewUserAttributeService(
+	defRepo UserAttributeDefinitionRepository,
+	valueRepo UserAttributeValueRepository,
+) *UserAttributeService {
+	return &UserAttributeService{
+		defRepo:   defRepo,
+		valueRepo: valueRepo,
+	}
+}
+
+// CreateDefinition creates a new attribute definition
+func (s *UserAttributeService) CreateDefinition(ctx context.Context, input CreateAttributeDefinitionInput) (*UserAttributeDefinition, error) {
+	// Validate type
+	if !isValidAttributeType(input.Type) {
+		return nil, ErrInvalidAttributeType
+	}
+
+	// Check if key exists
+	exists, err := s.defRepo.ExistsByKey(ctx, input.Key)
+	if err != nil {
+		return nil, fmt.Errorf("check key exists: %w", err)
+	}
+	if exists {
+		return nil, ErrAttributeKeyExists
+	}
+
+	def := &UserAttributeDefinition{
+		Key:         input.Key,
+		Name:        input.Name,
+		Description: input.Description,
+		Type:        input.Type,
+		Options:     input.Options,
+		Required:    input.Required,
+		Validation:  input.Validation,
+		Placeholder: input.Placeholder,
+		Enabled:     input.Enabled,
+	}
+
+	if err := s.defRepo.Create(ctx, def); err != nil {
+		return nil, fmt.Errorf("create definition: %w", err)
+	}
+
+	return def, nil
+}
+
+// GetDefinition retrieves a definition by ID
+func (s *UserAttributeService) GetDefinition(ctx context.Context, id int64) (*UserAttributeDefinition, error) {
+	return s.defRepo.GetByID(ctx, id)
+}
+
+// ListDefinitions lists all definitions
+func (s *UserAttributeService) ListDefinitions(ctx context.Context, enabledOnly bool) ([]UserAttributeDefinition, error) {
+	return s.defRepo.List(ctx, enabledOnly)
+}
+
+// UpdateDefinition updates an existing definition
+func (s *UserAttributeService) UpdateDefinition(ctx context.Context, id int64, input UpdateAttributeDefinitionInput) (*UserAttributeDefinition, error) {
+	def, err := s.defRepo.GetByID(ctx, id)
+	if err != nil {
+		return nil, err
+	}
+
+	if input.Name != nil {
+		def.Name = *input.Name
+	}
+	if input.Description != nil {
+		def.Description = *input.Description
+	}
+	if input.Type != nil {
+		if !isValidAttributeType(*input.Type) {
+			return nil, ErrInvalidAttributeType
+		}
+		def.Type = *input.Type
+	}
+	if input.Options != nil {
+		def.Options = *input.Options
+	}
+	if input.Required != nil {
+		def.Required = *input.Required
+	}
+	if input.Validation != nil {
+		def.Validation = *input.Validation
+	}
+	if input.Placeholder != nil {
+		def.Placeholder = *input.Placeholder
+	}
+	if input.Enabled != nil {
+		def.Enabled = *input.Enabled
+	}
+
+	if err := s.defRepo.Update(ctx, def); err != nil {
+		return nil, fmt.Errorf("update definition: %w", err)
+	}
+
+	return def, nil
+}
+
+// DeleteDefinition soft-deletes a definition and hard-deletes associated values
+func (s *UserAttributeService) DeleteDefinition(ctx context.Context, id int64) error {
+	// Check if definition exists
+	_, err := s.defRepo.GetByID(ctx, id)
+	if err != nil {
+		return err
+	}
+
+	// First delete all values (hard delete)
+	if err := s.valueRepo.DeleteByAttributeID(ctx, id); err != nil {
+		return fmt.Errorf("delete values: %w", err)
+	}
+
+	// Then soft-delete the definition
+	if err := s.defRepo.Delete(ctx, id); err != nil {
+		return fmt.Errorf("delete definition: %w", err)
+	}
+
+	return nil
+}
+
+// ReorderDefinitions updates display order for multiple definitions
+func (s *UserAttributeService) ReorderDefinitions(ctx context.Context, orders map[int64]int) error {
+	return s.defRepo.UpdateDisplayOrders(ctx, orders)
+}
+
+// GetUserAttributes retrieves all attribute values for a user
+func (s *UserAttributeService) GetUserAttributes(ctx context.Context, userID int64) ([]UserAttributeValue, error) {
+	return s.valueRepo.GetByUserID(ctx, userID)
+}
+
+// GetBatchUserAttributes retrieves attribute values for multiple users
+// Returns a map of userID -> map of attributeID -> value
+func (s *UserAttributeService) GetBatchUserAttributes(ctx context.Context, userIDs []int64) (map[int64]map[int64]string, error) {
+	values, err := s.valueRepo.GetByUserIDs(ctx, userIDs)
+	if err != nil {
+		return nil, err
+	}
+
+	result := make(map[int64]map[int64]string)
+	for _, v := range values {
+		if result[v.UserID] == nil {
+			result[v.UserID] = make(map[int64]string)
+		}
+		result[v.UserID][v.AttributeID] = v.Value
+	}
+
+	return result, nil
+}
+
+// UpdateUserAttributes batch updates attribute values for a user
+func (s *UserAttributeService) UpdateUserAttributes(ctx context.Context, userID int64, inputs []UpdateUserAttributeInput) error {
+	// Validate all values before updating
+	defs, err := s.defRepo.List(ctx, true)
+	if err != nil {
+		return fmt.Errorf("list definitions: %w", err)
+	}
+
+	defMap := make(map[int64]*UserAttributeDefinition, len(defs))
+	for i := range defs {
+		defMap[defs[i].ID] = &defs[i]
+	}
+
+	for _, input := range inputs {
+		def, ok := defMap[input.AttributeID]
+		if !ok {
+			return ErrAttributeDefinitionNotFound
+		}
+
+		if err := s.validateValue(def, input.Value); err != nil {
+			return err
+		}
+	}
+
+	return s.valueRepo.UpsertBatch(ctx, userID, inputs)
+}
+
+// validateValue validates a value against its definition
+func (s *UserAttributeService) validateValue(def *UserAttributeDefinition, value string) error {
+	// Skip validation for empty non-required fields
+	if value == "" && !def.Required {
+		return nil
+	}
+
+	// Required check
+	if def.Required && value == "" {
+		return validationError(fmt.Sprintf("%s is required", def.Name))
+	}
+
+	v := def.Validation
+
+	// String length validation
+	if v.MinLength != nil && len(value) < *v.MinLength {
+		return validationError(fmt.Sprintf("%s must be at least %d characters", def.Name, *v.MinLength))
+	}
+	if v.MaxLength != nil && len(value) > *v.MaxLength {
+		return validationError(fmt.Sprintf("%s must be at most %d characters", def.Name, *v.MaxLength))
+	}
+
+	// Number validation
+	if def.Type == AttributeTypeNumber && value != "" {
+		num, err := strconv.Atoi(value)
+		if err != nil {
+			return validationError(fmt.Sprintf("%s must be a number", def.Name))
+		}
+		if v.Min != nil && num < *v.Min {
+			return validationError(fmt.Sprintf("%s must be at least %d", def.Name, *v.Min))
+		}
+		if v.Max != nil && num > *v.Max {
+			return validationError(fmt.Sprintf("%s must be at most %d", def.Name, *v.Max))
+		}
+	}
+
+	// Pattern validation
+	if v.Pattern != nil && *v.Pattern != "" && value != "" {
+		re, err := regexp.Compile(*v.Pattern)
+		if err == nil && !re.MatchString(value) {
+			msg := def.Name + " format is invalid"
+			if v.Message != nil && *v.Message != "" {
+				msg = *v.Message
+			}
+			return validationError(msg)
+		}
+	}
+
+	// Select validation
+	if def.Type == AttributeTypeSelect && value != "" {
+		found := false
+		for _, opt := range def.Options {
+			if opt.Value == value {
+				found = true
+				break
+			}
+		}
+		if !found {
+			return validationError(fmt.Sprintf("%s: invalid option", def.Name))
+		}
+	}
+
+	// Multi-select validation (stored as JSON array)
+	if def.Type == AttributeTypeMultiSelect && value != "" {
+		var values []string
+		if err := json.Unmarshal([]byte(value), &values); err != nil {
+			// Try comma-separated fallback
+			values = strings.Split(value, ",")
+		}
+		for _, val := range values {
+			val = strings.TrimSpace(val)
+			found := false
+			for _, opt := range def.Options {
+				if opt.Value == val {
+					found = true
+					break
+				}
+			}
+			if !found {
+				return validationError(fmt.Sprintf("%s: invalid option %s", def.Name, val))
+			}
+		}
+	}
+
+	return nil
+}
+
+// validationError creates a validation error with a custom message
+func validationError(msg string) error {
+	return infraerrors.BadRequest("ATTRIBUTE_VALIDATION_FAILED", msg)
+}
+
+func isValidAttributeType(t UserAttributeType) bool {
+	switch t {
+	case AttributeTypeText, AttributeTypeTextarea, AttributeTypeNumber,
+		AttributeTypeEmail, AttributeTypeURL, AttributeTypeDate,
+		AttributeTypeSelect, AttributeTypeMultiSelect:
+		return true
+	}
+	return false
+}

backend/internal/service/user_service.go

@@ -14,6 +14,14 @@ var (
 	ErrInsufficientPerms = infraerrors.Forbidden("INSUFFICIENT_PERMISSIONS", "insufficient permissions")
 )
 
+// UserListFilters contains all filter options for listing users
+type UserListFilters struct {
+	Status     string           // User status filter
+	Role       string           // User role filter
+	Search     string           // Search in email, username
+	Attributes map[int64]string // Custom attribute filters: attributeID -> value
+}
+
 type UserRepository interface {
 	Create(ctx context.Context, user *User) error
 	GetByID(ctx context.Context, id int64) (*User, error)
@@ -23,7 +31,7 @@ type UserRepository interface {
 	Delete(ctx context.Context, id int64) error
 
 	List(ctx context.Context, params pagination.PaginationParams) ([]User, *pagination.PaginationResult, error)
-	ListWithFilters(ctx context.Context, params pagination.PaginationParams, status, role, search string) ([]User, *pagination.PaginationResult, error)
+	ListWithFilters(ctx context.Context, params pagination.PaginationParams, filters UserListFilters) ([]User, *pagination.PaginationResult, error)
 
 	UpdateBalance(ctx context.Context, id int64, amount float64) error
 	DeductBalance(ctx context.Context, id int64, amount float64) error
@@ -36,7 +44,6 @@ type UserRepository interface {
 type UpdateProfileRequest struct {
 	Email       *string `json:"email"`
 	Username    *string `json:"username"`
-	Wechat      *string `json:"wechat"`
 	Concurrency *int    `json:"concurrency"`
 }
 
@@ -100,10 +107,6 @@ func (s *UserService) UpdateProfile(ctx context.Context, userID int64, req Updat
 		user.Username = *req.Username
 	}
 
-	if req.Wechat != nil {
-		user.Wechat = *req.Wechat
-	}
-
 	if req.Concurrency != nil {
 		user.Concurrency = *req.Concurrency
 	}

backend/internal/service/wire.go

@@ -125,4 +125,5 @@ var ProviderSet = wire.NewSet(
 	ProvideTimingWheelService,
 	ProvideDeferredService,
 	ProvideAntigravityQuotaRefresher,
+	NewUserAttributeService,
 )

backend/migrations/018_user_attributes.sql

@@ -0,0 +1,48 @@
+-- Add user attribute definitions and values tables for custom user attributes.
+
+-- User Attribute Definitions table (with soft delete support)
+CREATE TABLE IF NOT EXISTS user_attribute_definitions (
+    id              BIGSERIAL PRIMARY KEY,
+    key             VARCHAR(100) NOT NULL,
+    name            VARCHAR(255) NOT NULL,
+    description     TEXT DEFAULT '',
+    type            VARCHAR(20) NOT NULL,
+    options         JSONB DEFAULT '[]'::jsonb,
+    required        BOOLEAN NOT NULL DEFAULT FALSE,
+    validation      JSONB DEFAULT '{}'::jsonb,
+    placeholder     VARCHAR(255) DEFAULT '',
+    display_order   INT NOT NULL DEFAULT 0,
+    enabled         BOOLEAN NOT NULL DEFAULT TRUE,
+    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    deleted_at      TIMESTAMPTZ
+);
+
+-- Partial unique index for key (only for non-deleted records)
+-- Allows reusing keys after soft delete
+CREATE UNIQUE INDEX IF NOT EXISTS idx_user_attribute_definitions_key_unique
+    ON user_attribute_definitions(key) WHERE deleted_at IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_user_attribute_definitions_enabled
+    ON user_attribute_definitions(enabled);
+CREATE INDEX IF NOT EXISTS idx_user_attribute_definitions_display_order
+    ON user_attribute_definitions(display_order);
+CREATE INDEX IF NOT EXISTS idx_user_attribute_definitions_deleted_at
+    ON user_attribute_definitions(deleted_at);
+
+-- User Attribute Values table (hard delete only, no deleted_at)
+CREATE TABLE IF NOT EXISTS user_attribute_values (
+    id              BIGSERIAL PRIMARY KEY,
+    user_id         BIGINT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    attribute_id    BIGINT NOT NULL REFERENCES user_attribute_definitions(id) ON DELETE CASCADE,
+    value           TEXT DEFAULT '',
+    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+
+    UNIQUE(user_id, attribute_id)
+);
+
+CREATE INDEX IF NOT EXISTS idx_user_attribute_values_user_id
+    ON user_attribute_values(user_id);
+CREATE INDEX IF NOT EXISTS idx_user_attribute_values_attribute_id
+    ON user_attribute_values(attribute_id);

backend/migrations/019_migrate_wechat_to_attributes.sql

@@ -0,0 +1,83 @@
+-- Migration: Move wechat field from users table to user_attribute_values
+-- This migration:
+-- 1. Creates a "wechat" attribute definition
+-- 2. Migrates existing wechat data to user_attribute_values
+-- 3. Does NOT drop the wechat column (for rollback safety, can be done in a later migration)
+
+-- +goose Up
+-- +goose StatementBegin
+
+-- Step 1: Insert wechat attribute definition if not exists
+INSERT INTO user_attribute_definitions (key, name, description, type, options, required, validation, placeholder, display_order, enabled, created_at, updated_at)
+SELECT 'wechat', '微信', '用户微信号', 'text', '[]'::jsonb, false, '{}'::jsonb, '请输入微信号', 0, true, NOW(), NOW()
+WHERE NOT EXISTS (
+    SELECT 1 FROM user_attribute_definitions WHERE key = 'wechat' AND deleted_at IS NULL
+);
+
+-- Step 2: Migrate existing wechat values to user_attribute_values
+-- Only migrate non-empty values
+INSERT INTO user_attribute_values (user_id, attribute_id, value, created_at, updated_at)
+SELECT
+    u.id,
+    (SELECT id FROM user_attribute_definitions WHERE key = 'wechat' AND deleted_at IS NULL LIMIT 1),
+    u.wechat,
+    NOW(),
+    NOW()
+FROM users u
+WHERE u.wechat IS NOT NULL
+  AND u.wechat != ''
+  AND u.deleted_at IS NULL
+  AND NOT EXISTS (
+      SELECT 1 FROM user_attribute_values uav
+      WHERE uav.user_id = u.id
+        AND uav.attribute_id = (SELECT id FROM user_attribute_definitions WHERE key = 'wechat' AND deleted_at IS NULL LIMIT 1)
+  );
+
+-- Step 3: Update display_order to ensure wechat appears first
+UPDATE user_attribute_definitions
+SET display_order = -1
+WHERE key = 'wechat' AND deleted_at IS NULL;
+
+-- Reorder all attributes starting from 0
+WITH ordered AS (
+    SELECT id, ROW_NUMBER() OVER (ORDER BY display_order, id) - 1 as new_order
+    FROM user_attribute_definitions
+    WHERE deleted_at IS NULL
+)
+UPDATE user_attribute_definitions
+SET display_order = ordered.new_order
+FROM ordered
+WHERE user_attribute_definitions.id = ordered.id;
+
+-- Step 4: Drop the redundant wechat column from users table
+ALTER TABLE users DROP COLUMN IF EXISTS wechat;
+
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+
+-- Restore wechat column
+ALTER TABLE users ADD COLUMN IF NOT EXISTS wechat VARCHAR(100) DEFAULT '';
+
+-- Copy attribute values back to users.wechat column
+UPDATE users u
+SET wechat = uav.value
+FROM user_attribute_values uav
+JOIN user_attribute_definitions uad ON uav.attribute_id = uad.id
+WHERE uav.user_id = u.id
+  AND uad.key = 'wechat'
+  AND uad.deleted_at IS NULL;
+
+-- Delete migrated attribute values
+DELETE FROM user_attribute_values
+WHERE attribute_id IN (
+    SELECT id FROM user_attribute_definitions WHERE key = 'wechat' AND deleted_at IS NULL
+);
+
+-- Soft-delete the wechat attribute definition
+UPDATE user_attribute_definitions
+SET deleted_at = NOW()
+WHERE key = 'wechat' AND deleted_at IS NULL;
+
+-- +goose StatementEnd

frontend/src/api/admin/index.ts

@@ -15,6 +15,7 @@ import subscriptionsAPI from './subscriptions'
 import usageAPI from './usage'
 import geminiAPI from './gemini'
 import antigravityAPI from './antigravity'
+import userAttributesAPI from './userAttributes'
 
 /**
  * Unified admin API object for convenient access
@@ -31,7 +32,8 @@ export const adminAPI = {
   subscriptions: subscriptionsAPI,
   usage: usageAPI,
   gemini: geminiAPI,
-  antigravity: antigravityAPI
+  antigravity: antigravityAPI,
+  userAttributes: userAttributesAPI
 }
 
 export {
@@ -46,7 +48,8 @@ export {
   subscriptionsAPI,
   usageAPI,
   geminiAPI,
-  antigravityAPI
+  antigravityAPI,
+  userAttributesAPI
 }
 
 export default adminAPI

frontend/src/api/admin/userAttributes.ts

@@ -0,0 +1,131 @@
+/**
+ * Admin User Attributes API endpoints
+ * Handles user custom attribute definitions and values
+ */
+
+import { apiClient } from '../client'
+import type {
+  UserAttributeDefinition,
+  UserAttributeValue,
+  CreateUserAttributeRequest,
+  UpdateUserAttributeRequest,
+  UserAttributeValuesMap
+} from '@/types'
+
+/**
+ * Get all attribute definitions
+ */
+export async function listDefinitions(): Promise<UserAttributeDefinition[]> {
+  const { data } = await apiClient.get<UserAttributeDefinition[]>('/admin/user-attributes')
+  return data
+}
+
+/**
+ * Get enabled attribute definitions only
+ */
+export async function listEnabledDefinitions(): Promise<UserAttributeDefinition[]> {
+  const { data } = await apiClient.get<UserAttributeDefinition[]>('/admin/user-attributes', {
+    params: { enabled: true }
+  })
+  return data
+}
+
+/**
+ * Create a new attribute definition
+ */
+export async function createDefinition(
+  request: CreateUserAttributeRequest
+): Promise<UserAttributeDefinition> {
+  const { data } = await apiClient.post<UserAttributeDefinition>('/admin/user-attributes', request)
+  return data
+}
+
+/**
+ * Update an attribute definition
+ */
+export async function updateDefinition(
+  id: number,
+  request: UpdateUserAttributeRequest
+): Promise<UserAttributeDefinition> {
+  const { data } = await apiClient.put<UserAttributeDefinition>(
+    `/admin/user-attributes/${id}`,
+    request
+  )
+  return data
+}
+
+/**
+ * Delete an attribute definition
+ */
+export async function deleteDefinition(id: number): Promise<{ message: string }> {
+  const { data } = await apiClient.delete<{ message: string }>(`/admin/user-attributes/${id}`)
+  return data
+}
+
+/**
+ * Reorder attribute definitions
+ */
+export async function reorderDefinitions(ids: number[]): Promise<{ message: string }> {
+  const { data } = await apiClient.put<{ message: string }>('/admin/user-attributes/reorder', {
+    ids
+  })
+  return data
+}
+
+/**
+ * Get user's attribute values
+ */
+export async function getUserAttributeValues(userId: number): Promise<UserAttributeValue[]> {
+  const { data } = await apiClient.get<UserAttributeValue[]>(
+    `/admin/users/${userId}/attributes`
+  )
+  return data
+}
+
+/**
+ * Update user's attribute values (batch)
+ */
+export async function updateUserAttributeValues(
+  userId: number,
+  values: UserAttributeValuesMap
+): Promise<{ message: string }> {
+  const { data } = await apiClient.put<{ message: string }>(
+    `/admin/users/${userId}/attributes`,
+    { values }
+  )
+  return data
+}
+
+/**
+ * Batch response type
+ */
+export interface BatchUserAttributesResponse {
+  attributes: Record<number, Record<number, string>>
+}
+
+/**
+ * Get attribute values for multiple users
+ */
+export async function getBatchUserAttributes(
+  userIds: number[]
+): Promise<BatchUserAttributesResponse> {
+  const { data } = await apiClient.post<BatchUserAttributesResponse>(
+    '/admin/user-attributes/batch',
+    { user_ids: userIds }
+  )
+  return data
+}
+
+export const userAttributesAPI = {
+  listDefinitions,
+  listEnabledDefinitions,
+  createDefinition,
+  updateDefinition,
+  deleteDefinition,
+  reorderDefinitions,
+  getUserAttributeValues,
+  updateUserAttributeValues,
+  getBatchUserAttributes
+}
+
+export default userAttributesAPI

frontend/src/api/admin/users.ts

@@ -10,7 +10,7 @@ import type { User, UpdateUserRequest, PaginatedResponse } from '@/types'
  * List all users with pagination
  * @param page - Page number (default: 1)
  * @param pageSize - Items per page (default: 20)
- * @param filters - Optional filters (status, role, search)
+ * @param filters - Optional filters (status, role, search, attributes)
  * @param options - Optional request options (signal)
  * @returns Paginated list of users
  */
@@ -21,17 +21,32 @@ export async function list(
     status?: 'active' | 'disabled'
     role?: 'admin' | 'user'
     search?: string
+    attributes?: Record<number, string>  // attributeId -> value
   },
   options?: {
     signal?: AbortSignal
   }
 ): Promise<PaginatedResponse<User>> {
+  // Build params with attribute filters in attr[id]=value format
+  const params: Record<string, any> = {
+    page,
+    page_size: pageSize,
+    status: filters?.status,
+    role: filters?.role,
+    search: filters?.search
+  }
+
+  // Add attribute filters as attr[id]=value
+  if (filters?.attributes) {
+    for (const [attrId, value] of Object.entries(filters.attributes)) {
+      if (value) {
+        params[`attr[${attrId}]`] = value
+      }
+    }
+  }
+
   const { data } = await apiClient.get<PaginatedResponse<User>>('/admin/users', {
-    params: {
+    params,
-      page,
-      page_size: pageSize,
-      ...filters
-    },
     signal: options?.signal
   })
   return data

frontend/src/api/user.ts

@@ -22,7 +22,6 @@ export async function getProfile(): Promise<User> {
  */
 export async function updateProfile(profile: {
   username?: string
-  wechat?: string
 }): Promise<User> {
   const { data } = await apiClient.put<User>('/user', profile)
   return data

frontend/src/components/user/UserAttributeForm.vue

@@ -0,0 +1,207 @@
+<template>
+  <div v-if="attributes.length > 0" class="space-y-4">
+    <div v-for="attr in attributes" :key="attr.id">
+      <label class="input-label">
+        {{ attr.name }}
+        <span v-if="attr.required" class="text-red-500">*</span>
+      </label>
+
+      <!-- Text Input -->
+      <input
+        v-if="attr.type === 'text' || attr.type === 'email' || attr.type === 'url'"
+        v-model="localValues[attr.id]"
+        :type="attr.type === 'text' ? 'text' : attr.type"
+        :required="attr.required"
+        :placeholder="attr.placeholder"
+        class="input"
+        @input="emitChange"
+      />
+
+      <!-- Number Input -->
+      <input
+        v-else-if="attr.type === 'number'"
+        v-model.number="localValues[attr.id]"
+        type="number"
+        :required="attr.required"
+        :placeholder="attr.placeholder"
+        :min="attr.validation?.min"
+        :max="attr.validation?.max"
+        class="input"
+        @input="emitChange"
+      />
+
+      <!-- Date Input -->
+      <input
+        v-else-if="attr.type === 'date'"
+        v-model="localValues[attr.id]"
+        type="date"
+        :required="attr.required"
+        class="input"
+        @input="emitChange"
+      />
+
+      <!-- Textarea -->
+      <textarea
+        v-else-if="attr.type === 'textarea'"
+        v-model="localValues[attr.id]"
+        :required="attr.required"
+        :placeholder="attr.placeholder"
+        rows="3"
+        class="input"
+        @input="emitChange"
+      />
+
+      <!-- Select -->
+      <select
+        v-else-if="attr.type === 'select'"
+        v-model="localValues[attr.id]"
+        :required="attr.required"
+        class="input"
+        @change="emitChange"
+      >
+        <option value="">{{ t('common.selectOption') }}</option>
+        <option v-for="opt in attr.options" :key="opt.value" :value="opt.value">
+          {{ opt.label }}
+        </option>
+      </select>
+
+      <!-- Multi-Select (Checkboxes) -->
+      <div v-else-if="attr.type === 'multi_select'" class="space-y-2">
+        <label
+          v-for="opt in attr.options"
+          :key="opt.value"
+          class="flex items-center gap-2"
+        >
+          <input
+            type="checkbox"
+            :value="opt.value"
+            :checked="isOptionSelected(attr.id, opt.value)"
+            @change="toggleMultiSelectOption(attr.id, opt.value)"
+            class="h-4 w-4 rounded border-gray-300 text-primary-600"
+          />
+          <span class="text-sm text-gray-700 dark:text-gray-300">{{ opt.label }}</span>
+        </label>
+      </div>
+
+      <!-- Description -->
+      <p v-if="attr.description" class="input-hint">{{ attr.description }}</p>
+    </div>
+  </div>
+
+  <!-- Loading State -->
+  <div v-else-if="loading" class="flex justify-center py-4">
+    <svg class="h-5 w-5 animate-spin text-gray-400" fill="none" viewBox="0 0 24 24">
+      <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" />
+      <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z" />
+    </svg>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, watch, onMounted } from 'vue'
+import { useI18n } from 'vue-i18n'
+import { adminAPI } from '@/api/admin'
+import type { UserAttributeDefinition, UserAttributeValuesMap } from '@/types'
+
+const { t } = useI18n()
+
+interface Props {
+  userId?: number
+  modelValue: UserAttributeValuesMap
+}
+
+interface Emits {
+  (e: 'update:modelValue', value: UserAttributeValuesMap): void
+}
+
+const props = defineProps<Props>()
+const emit = defineEmits<Emits>()
+
+const loading = ref(false)
+const attributes = ref<UserAttributeDefinition[]>([])
+const localValues = ref<UserAttributeValuesMap>({})
+
+const loadAttributes = async () => {
+  loading.value = true
+  try {
+    attributes.value = await adminAPI.userAttributes.listEnabledDefinitions()
+  } catch (error) {
+    console.error('Failed to load attributes:', error)
+  } finally {
+    loading.value = false
+  }
+}
+
+const loadUserValues = async () => {
+  if (!props.userId) return
+
+  try {
+    const values = await adminAPI.userAttributes.getUserAttributeValues(props.userId)
+    const valuesMap: UserAttributeValuesMap = {}
+    values.forEach(v => {
+      valuesMap[v.attribute_id] = v.value
+    })
+    localValues.value = { ...valuesMap }
+    emit('update:modelValue', localValues.value)
+  } catch (error) {
+    console.error('Failed to load user attribute values:', error)
+  }
+}
+
+const emitChange = () => {
+  emit('update:modelValue', { ...localValues.value })
+}
+
+const isOptionSelected = (attrId: number, optionValue: string): boolean => {
+  const value = localValues.value[attrId]
+  if (!value) return false
+  try {
+    const arr = JSON.parse(value)
+    return Array.isArray(arr) && arr.includes(optionValue)
+  } catch {
+    return false
+  }
+}
+
+const toggleMultiSelectOption = (attrId: number, optionValue: string) => {
+  let arr: string[] = []
+  const value = localValues.value[attrId]
+  if (value) {
+    try {
+      arr = JSON.parse(value)
+      if (!Array.isArray(arr)) arr = []
+    } catch {
+      arr = []
+    }
+  }
+
+  const index = arr.indexOf(optionValue)
+  if (index > -1) {
+    arr.splice(index, 1)
+  } else {
+    arr.push(optionValue)
+  }
+
+  localValues.value[attrId] = JSON.stringify(arr)
+  emitChange()
+}
+
+watch(() => props.modelValue, (newVal) => {
+  if (newVal && Object.keys(newVal).length > 0) {
+    localValues.value = { ...newVal }
+  }
+}, { immediate: true })
+
+watch(() => props.userId, (newUserId) => {
+  if (newUserId) {
+    loadUserValues()
+  } else {
+    // Reset for new user
+    localValues.value = {}
+  }
+}, { immediate: true })
+
+onMounted(() => {
+  loadAttributes()
+})
+</script>

frontend/src/components/user/UserAttributesConfigModal.vue

@@ -0,0 +1,404 @@
+<template>
+  <BaseDialog :show="show" :title="t('admin.users.attributes.title')" width="wide" @close="emit('close')">
+    <div class="space-y-4">
+      <!-- Header with Add Button -->
+      <div class="flex items-center justify-between">
+        <p class="text-sm text-gray-500 dark:text-dark-400">
+          {{ t('admin.users.attributes.description') }}
+        </p>
+        <button @click="openCreateModal" class="btn btn-primary btn-sm">
+          <svg class="mr-1.5 h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
+            <path stroke-linecap="round" stroke-linejoin="round" d="M12 4.5v15m7.5-7.5h-15" />
+          </svg>
+          {{ t('admin.users.attributes.addAttribute') }}
+        </button>
+      </div>
+
+      <!-- Loading State -->
+      <div v-if="loading" class="flex justify-center py-12">
+        <svg class="h-8 w-8 animate-spin text-primary-500" fill="none" viewBox="0 0 24 24">
+          <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" />
+          <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z" />
+        </svg>
+      </div>
+
+      <!-- Empty State -->
+      <div v-else-if="attributes.length === 0" class="py-12 text-center">
+        <svg class="mx-auto h-12 w-12 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="1">
+          <path stroke-linecap="round" stroke-linejoin="round" d="M9.568 3H5.25A2.25 2.25 0 003 5.25v4.318c0 .597.237 1.17.659 1.591l9.581 9.581c.699.699 1.78.872 2.607.33a18.095 18.095 0 005.223-5.223c.542-.827.369-1.908-.33-2.607L11.16 3.66A2.25 2.25 0 009.568 3z" />
+          <path stroke-linecap="round" stroke-linejoin="round" d="M6 6h.008v.008H6V6z" />
+        </svg>
+        <p class="mt-2 text-sm text-gray-500 dark:text-dark-400">
+          {{ t('admin.users.attributes.noAttributes') }}
+        </p>
+        <p class="text-xs text-gray-400 dark:text-dark-500">
+          {{ t('admin.users.attributes.noAttributesHint') }}
+        </p>
+      </div>
+
+      <!-- Attributes List -->
+      <div v-else class="max-h-96 space-y-2 overflow-y-auto">
+        <div
+          v-for="attr in attributes"
+          :key="attr.id"
+          class="flex items-center gap-3 rounded-lg border border-gray-200 bg-white p-3 dark:border-dark-600 dark:bg-dark-800"
+        >
+          <!-- Drag Handle -->
+          <div class="cursor-move text-gray-400 hover:text-gray-600 dark:hover:text-gray-300" :title="t('admin.users.attributes.dragToReorder')">
+            <svg class="h-5 w-5" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="1.5">
+              <path stroke-linecap="round" stroke-linejoin="round" d="M3.75 6.75h16.5M3.75 12h16.5m-16.5 5.25h16.5" />
+            </svg>
+          </div>
+
+          <!-- Attribute Info -->
+          <div class="min-w-0 flex-1">
+            <div class="flex items-center gap-2">
+              <span class="font-medium text-gray-900 dark:text-white">{{ attr.name }}</span>
+              <span class="rounded bg-gray-100 px-1.5 py-0.5 font-mono text-xs text-gray-500 dark:bg-dark-700 dark:text-dark-400">
+                {{ attr.key }}
+              </span>
+              <span v-if="attr.required" class="badge badge-danger text-xs">
+                {{ t('admin.users.attributes.required') }}
+              </span>
+              <span v-if="!attr.enabled" class="badge badge-gray text-xs">
+                {{ t('common.disabled') }}
+              </span>
+            </div>
+            <div class="mt-0.5 flex items-center gap-2 text-xs text-gray-500 dark:text-dark-400">
+              <span class="badge badge-gray">{{ t(`admin.users.attributes.types.${attr.type}`) }}</span>
+              <span v-if="attr.description" class="truncate">{{ attr.description }}</span>
+            </div>
+          </div>
+
+          <!-- Actions -->
+          <div class="flex items-center gap-1">
+            <button
+              @click="openEditModal(attr)"
+              class="rounded-lg p-1.5 text-gray-500 hover:bg-gray-100 hover:text-primary-600 dark:hover:bg-dark-700 dark:hover:text-primary-400"
+              :title="t('common.edit')"
+            >
+              <svg class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="1.5">
+                <path stroke-linecap="round" stroke-linejoin="round" d="M16.862 4.487l1.687-1.688a1.875 1.875 0 112.652 2.652L10.582 16.07a4.5 4.5 0 01-1.897 1.13L6 18l.8-2.685a4.5 4.5 0 011.13-1.897l8.932-8.931zm0 0L19.5 7.125M18 14v4.75A2.25 2.25 0 0115.75 21H5.25A2.25 2.25 0 013 18.75V8.25A2.25 2.25 0 015.25 6H10" />
+              </svg>
+            </button>
+            <button
+              @click="confirmDelete(attr)"
+              class="rounded-lg p-1.5 text-gray-500 hover:bg-red-50 hover:text-red-600 dark:hover:bg-red-900/20 dark:hover:text-red-400"
+              :title="t('common.delete')"
+            >
+              <svg class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="1.5">
+                <path stroke-linecap="round" stroke-linejoin="round" d="M14.74 9l-.346 9m-4.788 0L9.26 9m9.968-3.21c.342.052.682.107 1.022.166m-1.022-.165L18.16 19.673a2.25 2.25 0 01-2.244 2.077H8.084a2.25 2.25 0 01-2.244-2.077L4.772 5.79m14.456 0a48.108 48.108 0 00-3.478-.397m-12 .562c.34-.059.68-.114 1.022-.165m0 0a48.11 48.11 0 013.478-.397m7.5 0v-.916c0-1.18-.91-2.164-2.09-2.201a51.964 51.964 0 00-3.32 0c-1.18.037-2.09 1.022-2.09 2.201v.916m7.5 0a48.667 48.667 0 00-7.5 0" />
+              </svg>
+            </button>
+          </div>
+        </div>
+      </div>
+    </div>
+
+    <template #footer>
+      <div class="flex justify-end">
+        <button @click="emit('close')" class="btn btn-secondary">
+          {{ t('common.close') }}
+        </button>
+      </div>
+    </template>
+  </BaseDialog>
+
+  <!-- Create/Edit Attribute Modal -->
+  <BaseDialog
+    :show="showEditModal"
+    :title="editingAttribute ? t('admin.users.attributes.editAttribute') : t('admin.users.attributes.addAttribute')"
+    width="normal"
+    @close="closeEditModal"
+  >
+    <form id="attribute-form" @submit.prevent="handleSave" class="space-y-4">
+      <!-- Key -->
+      <div>
+        <label class="input-label">{{ t('admin.users.attributes.key') }}</label>
+        <input
+          v-model="form.key"
+          type="text"
+          required
+          pattern="^[a-zA-Z][a-zA-Z0-9_]*$"
+          class="input font-mono"
+          :placeholder="t('admin.users.attributes.keyHint')"
+          :disabled="!!editingAttribute"
+        />
+        <p class="input-hint">{{ t('admin.users.attributes.keyHint') }}</p>
+      </div>
+
+      <!-- Name -->
+      <div>
+        <label class="input-label">{{ t('admin.users.attributes.name') }}</label>
+        <input
+          v-model="form.name"
+          type="text"
+          required
+          class="input"
+          :placeholder="t('admin.users.attributes.nameHint')"
+        />
+      </div>
+
+      <!-- Type -->
+      <div>
+        <label class="input-label">{{ t('admin.users.attributes.type') }}</label>
+        <select v-model="form.type" class="input" required>
+          <option v-for="type in attributeTypes" :key="type" :value="type">
+            {{ t(`admin.users.attributes.types.${type}`) }}
+          </option>
+        </select>
+      </div>
+
+      <!-- Options (for select/multi_select) -->
+      <div v-if="form.type === 'select' || form.type === 'multi_select'" class="space-y-2">
+        <label class="input-label">{{ t('admin.users.attributes.options') }}</label>
+        <div v-for="(option, index) in form.options" :key="index" class="flex items-center gap-2">
+          <input
+            v-model="option.value"
+            type="text"
+            class="input flex-1 font-mono text-sm"
+            :placeholder="t('admin.users.attributes.optionValue')"
+            required
+          />
+          <input
+            v-model="option.label"
+            type="text"
+            class="input flex-1 text-sm"
+            :placeholder="t('admin.users.attributes.optionLabel')"
+            required
+          />
+          <button
+            type="button"
+            @click="removeOption(index)"
+            class="rounded-lg p-1.5 text-gray-500 hover:bg-red-50 hover:text-red-600"
+          >
+            <svg class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
+              <path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" />
+            </svg>
+          </button>
+        </div>
+        <button type="button" @click="addOption" class="btn btn-secondary btn-sm">
+          <svg class="mr-1 h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
+            <path stroke-linecap="round" stroke-linejoin="round" d="M12 4.5v15m7.5-7.5h-15" />
+          </svg>
+          {{ t('admin.users.attributes.addOption') }}
+        </button>
+      </div>
+
+      <!-- Description -->
+      <div>
+        <label class="input-label">{{ t('admin.users.attributes.fieldDescription') }}</label>
+        <input
+          v-model="form.description"
+          type="text"
+          class="input"
+          :placeholder="t('admin.users.attributes.fieldDescriptionHint')"
+        />
+      </div>
+
+      <!-- Placeholder -->
+      <div>
+        <label class="input-label">{{ t('admin.users.attributes.placeholder') }}</label>
+        <input
+          v-model="form.placeholder"
+          type="text"
+          class="input"
+          :placeholder="t('admin.users.attributes.placeholderHint')"
+        />
+      </div>
+
+      <!-- Required & Enabled -->
+      <div class="flex items-center gap-6">
+        <label class="flex items-center gap-2">
+          <input v-model="form.required" type="checkbox" class="h-4 w-4 rounded border-gray-300 text-primary-600" />
+          <span class="text-sm text-gray-700 dark:text-gray-300">{{ t('admin.users.attributes.required') }}</span>
+        </label>
+        <label class="flex items-center gap-2">
+          <input v-model="form.enabled" type="checkbox" class="h-4 w-4 rounded border-gray-300 text-primary-600" />
+          <span class="text-sm text-gray-700 dark:text-gray-300">{{ t('admin.users.attributes.enabled') }}</span>
+        </label>
+      </div>
+    </form>
+
+    <template #footer>
+      <div class="flex justify-end gap-3">
+        <button @click="closeEditModal" type="button" class="btn btn-secondary">
+          {{ t('common.cancel') }}
+        </button>
+        <button type="submit" form="attribute-form" :disabled="saving" class="btn btn-primary">
+          <svg v-if="saving" class="-ml-1 mr-2 h-4 w-4 animate-spin" fill="none" viewBox="0 0 24 24">
+            <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4" />
+            <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z" />
+          </svg>
+          {{ saving ? t('common.saving') : (editingAttribute ? t('common.update') : t('common.create')) }}
+        </button>
+      </div>
+    </template>
+  </BaseDialog>
+
+  <!-- Delete Confirmation -->
+  <ConfirmDialog
+    :show="showDeleteDialog"
+    :title="t('admin.users.attributes.deleteAttribute')"
+    :message="t('admin.users.attributes.deleteConfirm', { name: deletingAttribute?.name })"
+    :confirm-text="t('common.delete')"
+    :cancel-text="t('common.cancel')"
+    :danger="true"
+    @confirm="handleDelete"
+    @cancel="showDeleteDialog = false"
+  />
+</template>
+
+<script setup lang="ts">
+import { ref, reactive, watch } from 'vue'
+import { useI18n } from 'vue-i18n'
+import { useAppStore } from '@/stores/app'
+import { adminAPI } from '@/api/admin'
+import type { UserAttributeDefinition, UserAttributeType, UserAttributeOption } from '@/types'
+import BaseDialog from '@/components/common/BaseDialog.vue'
+import ConfirmDialog from '@/components/common/ConfirmDialog.vue'
+
+const { t } = useI18n()
+const appStore = useAppStore()
+
+interface Props {
+  show: boolean
+}
+
+interface Emits {
+  (e: 'close'): void
+}
+
+const props = defineProps<Props>()
+const emit = defineEmits<Emits>()
+
+const attributeTypes: UserAttributeType[] = ['text', 'textarea', 'number', 'email', 'url', 'date', 'select', 'multi_select']
+
+const loading = ref(false)
+const saving = ref(false)
+const attributes = ref<UserAttributeDefinition[]>([])
+const showEditModal = ref(false)
+const showDeleteDialog = ref(false)
+const editingAttribute = ref<UserAttributeDefinition | null>(null)
+const deletingAttribute = ref<UserAttributeDefinition | null>(null)
+
+const form = reactive({
+  key: '',
+  name: '',
+  type: 'text' as UserAttributeType,
+  description: '',
+  placeholder: '',
+  required: false,
+  enabled: true,
+  options: [] as UserAttributeOption[]
+})
+
+const loadAttributes = async () => {
+  loading.value = true
+  try {
+    attributes.value = await adminAPI.userAttributes.listDefinitions()
+  } catch (error: any) {
+    appStore.showError(error.response?.data?.detail || t('admin.users.attributes.failedToLoad'))
+  } finally {
+    loading.value = false
+  }
+}
+
+const openCreateModal = () => {
+  editingAttribute.value = null
+  form.key = ''
+  form.name = ''
+  form.type = 'text'
+  form.description = ''
+  form.placeholder = ''
+  form.required = false
+  form.enabled = true
+  form.options = []
+  showEditModal.value = true
+}
+
+const openEditModal = (attr: UserAttributeDefinition) => {
+  editingAttribute.value = attr
+  form.key = attr.key
+  form.name = attr.name
+  form.type = attr.type
+  form.description = attr.description || ''
+  form.placeholder = attr.placeholder || ''
+  form.required = attr.required
+  form.enabled = attr.enabled
+  form.options = attr.options ? [...attr.options] : []
+  showEditModal.value = true
+}
+
+const closeEditModal = () => {
+  showEditModal.value = false
+  editingAttribute.value = null
+}
+
+const addOption = () => {
+  form.options.push({ value: '', label: '' })
+}
+
+const removeOption = (index: number) => {
+  form.options.splice(index, 1)
+}
+
+const handleSave = async () => {
+  saving.value = true
+  try {
+    const data = {
+      key: form.key,
+      name: form.name,
+      type: form.type,
+      description: form.description || undefined,
+      placeholder: form.placeholder || undefined,
+      required: form.required,
+      enabled: form.enabled,
+      options: (form.type === 'select' || form.type === 'multi_select') ? form.options : undefined
+    }
+
+    if (editingAttribute.value) {
+      await adminAPI.userAttributes.updateDefinition(editingAttribute.value.id, data)
+      appStore.showSuccess(t('admin.users.attributes.updated'))
+    } else {
+      await adminAPI.userAttributes.createDefinition(data)
+      appStore.showSuccess(t('admin.users.attributes.created'))
+    }
+
+    closeEditModal()
+    loadAttributes()
+  } catch (error: any) {
+    const msg = editingAttribute.value
+      ? t('admin.users.attributes.failedToUpdate')
+      : t('admin.users.attributes.failedToCreate')
+    appStore.showError(error.response?.data?.detail || msg)
+  } finally {
+    saving.value = false
+  }
+}
+
+const confirmDelete = (attr: UserAttributeDefinition) => {
+  deletingAttribute.value = attr
+  showDeleteDialog.value = true
+}
+
+const handleDelete = async () => {
+  if (!deletingAttribute.value) return
+
+  try {
+    await adminAPI.userAttributes.deleteDefinition(deletingAttribute.value.id)
+    appStore.showSuccess(t('admin.users.attributes.deleted'))
+    showDeleteDialog.value = false
+    deletingAttribute.value = null
+    loadAttributes()
+  } catch (error: any) {
+    appStore.showError(error.response?.data?.detail || t('admin.users.attributes.failedToDelete'))
+  }
+}
+
+watch(() => props.show, (isShow) => {
+  if (isShow) {
+    loadAttributes()
+  }
+})
+</script>

frontend/src/i18n/locales/en.ts

@@ -434,9 +434,7 @@ export default {
     administrator: 'Administrator',
     user: 'User',
     username: 'Username',
-    wechat: 'WeChat ID',
     enterUsername: 'Enter username',
-    enterWechat: 'Enter WeChat ID',
     editProfile: 'Edit Profile',
     updateProfile: 'Update Profile',
     updating: 'Updating...',
@@ -565,12 +563,10 @@ export default {
       email: 'Email',
       password: 'Password',
       username: 'Username',
-      wechat: 'WeChat ID',
       notes: 'Notes',
       enterEmail: 'Enter email',
       enterPassword: 'Enter password',
       enterUsername: 'Enter username (optional)',
-      enterWechat: 'Enter WeChat ID (optional)',
       enterNotes: 'Enter notes (admin only)',
       notesHint: 'This note is only visible to administrators',
       enterNewPassword: 'Enter new password (optional)',
@@ -582,7 +578,6 @@ export default {
       columns: {
         user: 'User',
         username: 'Username',
-        wechat: 'WeChat ID',
         notes: 'Notes',
         role: 'Role',
         subscriptions: 'Subscriptions',
@@ -653,7 +648,67 @@ export default {
       failedToDeposit: 'Failed to deposit',
       failedToWithdraw: 'Failed to withdraw',
       useDepositWithdrawButtons: 'Please use deposit/withdraw buttons to adjust balance',
-      insufficientBalance: 'Insufficient balance, balance cannot be negative after withdrawal'
+      insufficientBalance: 'Insufficient balance, balance cannot be negative after withdrawal',
+      // Settings Dropdowns
+      filterSettings: 'Filter Settings',
+      columnSettings: 'Column Settings',
+      filterValue: 'Enter value',
+      // User Attributes
+      attributes: {
+        title: 'User Attributes',
+        description: 'Configure custom user attribute fields',
+        configButton: 'Attributes',
+        addAttribute: 'Add Attribute',
+        editAttribute: 'Edit Attribute',
+        deleteAttribute: 'Delete Attribute',
+        deleteConfirm: "Are you sure you want to delete attribute '{name}'? All user values for this attribute will be deleted.",
+        noAttributes: 'No custom attributes',
+        noAttributesHint: 'Click the button above to add custom attributes',
+        key: 'Attribute Key',
+        keyHint: 'For programmatic reference, only letters, numbers and underscores',
+        name: 'Display Name',
+        nameHint: 'Name shown in forms',
+        type: 'Attribute Type',
+        fieldDescription: 'Description',
+        fieldDescriptionHint: 'Description text for the attribute',
+        placeholder: 'Placeholder',
+        placeholderHint: 'Placeholder text for input field',
+        required: 'Required',
+        enabled: 'Enabled',
+        options: 'Options',
+        optionsHint: 'For select/multi-select types',
+        addOption: 'Add Option',
+        optionValue: 'Option Value',
+        optionLabel: 'Display Text',
+        validation: 'Validation Rules',
+        minLength: 'Min Length',
+        maxLength: 'Max Length',
+        min: 'Min Value',
+        max: 'Max Value',
+        pattern: 'Regex Pattern',
+        patternMessage: 'Validation Error Message',
+        types: {
+          text: 'Text',
+          textarea: 'Textarea',
+          number: 'Number',
+          email: 'Email',
+          url: 'URL',
+          date: 'Date',
+          select: 'Select',
+          multi_select: 'Multi-Select'
+        },
+        created: 'Attribute created successfully',
+        updated: 'Attribute updated successfully',
+        deleted: 'Attribute deleted successfully',
+        reordered: 'Attribute order updated successfully',
+        failedToLoad: 'Failed to load attributes',
+        failedToCreate: 'Failed to create attribute',
+        failedToUpdate: 'Failed to update attribute',
+        failedToDelete: 'Failed to delete attribute',
+        failedToReorder: 'Failed to update order',
+        keyExists: 'Attribute key already exists',
+        dragToReorder: 'Drag to reorder'
+      }
     },
 
     // Groups

frontend/src/i18n/locales/zh.ts

@@ -430,9 +430,7 @@ export default {
     administrator: '管理员',
     user: '用户',
     username: '用户名',
-    wechat: '微信号',
     enterUsername: '输入用户名',
-    enterWechat: '输入微信号',
     editProfile: '编辑个人资料',
     updateProfile: '更新资料',
     updating: '更新中...',
@@ -583,12 +581,10 @@ export default {
       email: '邮箱',
       password: '密码',
       username: '用户名',
-      wechat: '微信号',
       notes: '备注',
       enterEmail: '请输入邮箱',
       enterPassword: '请输入密码',
       enterUsername: '请输入用户名（选填）',
-      enterWechat: '请输入微信号（选填）',
       enterNotes: '请输入备注（仅管理员可见）',
       notesHint: '此备注仅对管理员可见',
       enterNewPassword: '请输入新密码（选填）',
@@ -601,7 +597,6 @@ export default {
         user: '用户',
         email: '邮箱',
         username: '用户名',
-        wechat: '微信号',
         notes: '备注',
         role: '角色',
         subscriptions: '订阅分组',
@@ -655,8 +650,6 @@ export default {
         emailPlaceholder: '请输入邮箱',
         usernameLabel: '用户名',
         usernamePlaceholder: '请输入用户名（选填）',
-        wechatLabel: '微信号',
-        wechatPlaceholder: '请输入微信号（选填）',
         notesLabel: '备注',
         notesPlaceholder: '请输入备注（仅管理员可见）',
         notesHint: '此备注仅对管理员可见',
@@ -711,7 +704,67 @@ export default {
       failedToDeposit: '充值失败',
       failedToWithdraw: '退款失败',
       useDepositWithdrawButtons: '请使用充值/退款按钮调整余额',
-      insufficientBalance: '余额不足，退款后余额不能为负数'
+      insufficientBalance: '余额不足，退款后余额不能为负数',
+      // Settings Dropdowns
+      filterSettings: '筛选设置',
+      columnSettings: '列设置',
+      filterValue: '输入值',
+      // User Attributes
+      attributes: {
+        title: '用户属性配置',
+        description: '配置用户的自定义属性字段',
+        configButton: '属性配置',
+        addAttribute: '添加属性',
+        editAttribute: '编辑属性',
+        deleteAttribute: '删除属性',
+        deleteConfirm: "确定要删除属性 '{name}' 吗？所有用户的该属性值将被删除。",
+        noAttributes: '暂无自定义属性',
+        noAttributesHint: '点击上方按钮添加自定义属性',
+        key: '属性键',
+        keyHint: '用于程序引用，只能包含字母、数字和下划线',
+        name: '显示名称',
+        nameHint: '在表单中显示的名称',
+        type: '属性类型',
+        fieldDescription: '描述',
+        fieldDescriptionHint: '属性的说明文字',
+        placeholder: '占位符',
+        placeholderHint: '输入框的提示文字',
+        required: '必填',
+        enabled: '启用',
+        options: '选项配置',
+        optionsHint: '用于单选/多选类型',
+        addOption: '添加选项',
+        optionValue: '选项值',
+        optionLabel: '显示文本',
+        validation: '验证规则',
+        minLength: '最小长度',
+        maxLength: '最大长度',
+        min: '最小值',
+        max: '最大值',
+        pattern: '正则表达式',
+        patternMessage: '验证失败提示',
+        types: {
+          text: '单行文本',
+          textarea: '多行文本',
+          number: '数字',
+          email: '邮箱',
+          url: '链接',
+          date: '日期',
+          select: '单选',
+          multi_select: '多选'
+        },
+        created: '属性创建成功',
+        updated: '属性更新成功',
+        deleted: '属性删除成功',
+        reordered: '属性排序更新成功',
+        failedToLoad: '加载属性列表失败',
+        failedToCreate: '创建属性失败',
+        failedToUpdate: '更新属性失败',
+        failedToDelete: '删除属性失败',
+        failedToReorder: '更新排序失败',
+        keyExists: '属性键已存在',
+        dragToReorder: '拖拽排序'
+      }
     },
 
     // Groups Management

frontend/src/types/index.ts

@@ -7,7 +7,6 @@
 export interface User {
   id: number
   username: string
-  wechat: string
   notes: string
   email: string
   role: 'admin' | 'user' // User role for authorization
@@ -634,7 +633,6 @@ export interface UpdateUserRequest {
   email?: string
   password?: string
   username?: string
-  wechat?: string
   notes?: string
   role?: 'admin' | 'user'
   balance?: number
@@ -771,3 +769,76 @@ export interface AccountUsageStatsResponse {
   summary: AccountUsageSummary
   models: ModelStat[]
 }
+
+// ==================== User Attribute Types ====================
+
+export type UserAttributeType = 'text' | 'textarea' | 'number' | 'email' | 'url' | 'date' | 'select' | 'multi_select'
+
+export interface UserAttributeOption {
+  value: string
+  label: string
+}
+
+export interface UserAttributeValidation {
+  min_length?: number
+  max_length?: number
+  min?: number
+  max?: number
+  pattern?: string
+  message?: string
+}
+
+export interface UserAttributeDefinition {
+  id: number
+  key: string
+  name: string
+  description: string
+  type: UserAttributeType
+  options: UserAttributeOption[]
+  required: boolean
+  validation: UserAttributeValidation
+  placeholder: string
+  display_order: number
+  enabled: boolean
+  created_at: string
+  updated_at: string
+}
+
+export interface UserAttributeValue {
+  id: number
+  user_id: number
+  attribute_id: number
+  value: string
+  created_at: string
+  updated_at: string
+}
+
+export interface CreateUserAttributeRequest {
+  key: string
+  name: string
+  description?: string
+  type: UserAttributeType
+  options?: UserAttributeOption[]
+  required?: boolean
+  validation?: UserAttributeValidation
+  placeholder?: string
+  display_order?: number
+  enabled?: boolean
+}
+
+export interface UpdateUserAttributeRequest {
+  key?: string
+  name?: string
+  description?: string
+  type?: UserAttributeType
+  options?: UserAttributeOption[]
+  required?: boolean
+  validation?: UserAttributeValidation
+  placeholder?: string
+  display_order?: number
+  enabled?: boolean
+}
+
+export interface UserAttributeValuesMap {
+  [attributeId: number]: string
+}

frontend/src/views/admin/UsersView.vue

@@ -1,86 +1,289 @@
 <template>
   <AppLayout>
     <TablePageLayout>
-      <!-- Page Header Actions -->
+      <!-- Single Row: Search, Filters, and Actions -->
-      <template #actions>
-        <div class="flex justify-end gap-3">
-        <button
-          @click="loadUsers"
-          :disabled="loading"
-          class="btn btn-secondary"
-          :title="t('common.refresh')"
-        >
-          <svg
-            :class="['h-5 w-5', loading ? 'animate-spin' : '']"
-            fill="none"
-            viewBox="0 0 24 24"
-            stroke="currentColor"
-            stroke-width="1.5"
-          >
-            <path
-              stroke-linecap="round"
-              stroke-linejoin="round"
-              d="M16.023 9.348h4.992v-.001M2.985 19.644v-4.992m0 0h4.992m-4.993 0l3.181 3.183a8.25 8.25 0 0013.803-3.7M4.031 9.865a8.25 8.25 0 0113.803-3.7l3.181 3.182m0-4.991v4.99"
-            />
-          </svg>
-        </button>
-        <button @click="showCreateModal = true" class="btn btn-primary">
-          <svg
-            class="mr-2 h-5 w-5"
-            fill="none"
-            viewBox="0 0 24 24"
-            stroke="currentColor"
-            stroke-width="1.5"
-          >
-            <path stroke-linecap="round" stroke-linejoin="round" d="M12 4.5v15m7.5-7.5h-15" />
-          </svg>
-          {{ t('admin.users.createUser') }}
-        </button>
-      </div>
-      </template>
-
-      <!-- Search and Filters -->
       <template #filters>
-      <div class="flex flex-col gap-4 lg:flex-row lg:items-center lg:justify-between">
+        <div class="flex flex-col gap-4 lg:flex-row lg:items-center lg:justify-between">
-        <div class="relative max-w-md flex-1">
+          <!-- Left: Search + Active Filters -->
-          <svg
+          <div class="flex flex-1 flex-wrap items-center gap-3">
-            class="absolute left-3 top-1/2 h-5 w-5 -translate-y-1/2 text-gray-400"
+            <!-- Search Box -->
-            fill="none"
+            <div class="relative w-64">
-            stroke="currentColor"
+              <svg
-            viewBox="0 0 24 24"
+                class="absolute left-3 top-1/2 h-5 w-5 -translate-y-1/2 text-gray-400"
-            stroke-width="1.5"
+                fill="none"
-          >
+                stroke="currentColor"
-            <path
+                viewBox="0 0 24 24"
-              stroke-linecap="round"
+                stroke-width="1.5"
-              stroke-linejoin="round"
+              >
-              d="M21 21l-5.197-5.197m0 0A7.5 7.5 0 105.196 5.196a7.5 7.5 0 0010.607 10.607z"
+                <path
-            />
+                  stroke-linecap="round"
-          </svg>
+                  stroke-linejoin="round"
-          <input
+                  d="M21 21l-5.197-5.197m0 0A7.5 7.5 0 105.196 5.196a7.5 7.5 0 0010.607 10.607z"
-            v-model="searchQuery"
+                />
-            type="text"
+              </svg>
-            :placeholder="t('admin.users.searchUsers')"
+              <input
-            class="input pl-10"
+                v-model="searchQuery"
-            @input="handleSearch"
+                type="text"
-          />
+                :placeholder="t('admin.users.searchUsers')"
+                class="input pl-10"
+                @input="handleSearch"
+              />
+            </div>
+
+            <!-- Role Filter (visible when enabled) -->
+            <div v-if="visibleFilters.has('role')" class="relative">
+              <select
+                v-model="filters.role"
+                @change="applyFilter"
+                class="input w-32 cursor-pointer appearance-none pr-8"
+              >
+                <option value="">{{ t('admin.users.allRoles') }}</option>
+                <option value="admin">{{ t('admin.users.admin') }}</option>
+                <option value="user">{{ t('admin.users.user') }}</option>
+              </select>
+              <svg
+                class="pointer-events-none absolute right-2.5 top-1/2 h-4 w-4 -translate-y-1/2 text-gray-400"
+                fill="none"
+                stroke="currentColor"
+                viewBox="0 0 24 24"
+                stroke-width="1.5"
+              >
+                <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 8.25l-7.5 7.5-7.5-7.5" />
+              </svg>
+            </div>
+
+            <!-- Status Filter (visible when enabled) -->
+            <div v-if="visibleFilters.has('status')" class="relative">
+              <select
+                v-model="filters.status"
+                @change="applyFilter"
+                class="input w-32 cursor-pointer appearance-none pr-8"
+              >
+                <option value="">{{ t('admin.users.allStatus') }}</option>
+                <option value="active">{{ t('common.active') }}</option>
+                <option value="disabled">{{ t('admin.users.disabled') }}</option>
+              </select>
+              <svg
+                class="pointer-events-none absolute right-2.5 top-1/2 h-4 w-4 -translate-y-1/2 text-gray-400"
+                fill="none"
+                stroke="currentColor"
+                viewBox="0 0 24 24"
+                stroke-width="1.5"
+              >
+                <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 8.25l-7.5 7.5-7.5-7.5" />
+              </svg>
+            </div>
+
+            <!-- Dynamic Attribute Filters -->
+            <template v-for="(value, attrId) in activeAttributeFilters" :key="attrId">
+              <div v-if="visibleFilters.has(`attr_${attrId}`)" class="relative">
+                <!-- Text/Email/URL/Textarea/Date type: styled input -->
+                <input
+                  v-if="['text', 'textarea', 'email', 'url', 'date'].includes(getAttributeDefinition(Number(attrId))?.type || 'text')"
+                  :value="value"
+                  @input="(e) => updateAttributeFilter(Number(attrId), (e.target as HTMLInputElement).value)"
+                  @keyup.enter="applyFilter"
+                  :placeholder="getAttributeDefinitionName(Number(attrId))"
+                  class="input w-36"
+                />
+                <!-- Number type: number input -->
+                <input
+                  v-else-if="getAttributeDefinition(Number(attrId))?.type === 'number'"
+                  :value="value"
+                  type="number"
+                  @input="(e) => updateAttributeFilter(Number(attrId), (e.target as HTMLInputElement).value)"
+                  @keyup.enter="applyFilter"
+                  :placeholder="getAttributeDefinitionName(Number(attrId))"
+                  class="input w-32"
+                />
+                <!-- Select/Multi-select type -->
+                <template v-else-if="['select', 'multi_select'].includes(getAttributeDefinition(Number(attrId))?.type || '')">
+                  <select
+                    :value="value"
+                    @change="(e) => { updateAttributeFilter(Number(attrId), (e.target as HTMLSelectElement).value); applyFilter() }"
+                    class="input w-36 cursor-pointer appearance-none pr-8"
+                  >
+                    <option value="">{{ getAttributeDefinitionName(Number(attrId)) }}</option>
+                    <option
+                      v-for="opt in getAttributeDefinition(Number(attrId))?.options || []"
+                      :key="opt.value"
+                      :value="opt.value"
+                    >
+                      {{ opt.label }}
+                    </option>
+                  </select>
+                  <svg
+                    class="pointer-events-none absolute right-2.5 top-1/2 h-4 w-4 -translate-y-1/2 text-gray-400"
+                    fill="none"
+                    stroke="currentColor"
+                    viewBox="0 0 24 24"
+                    stroke-width="1.5"
+                  >
+                    <path stroke-linecap="round" stroke-linejoin="round" d="M19.5 8.25l-7.5 7.5-7.5-7.5" />
+                  </svg>
+                </template>
+                <!-- Fallback -->
+                <input
+                  v-else
+                  :value="value"
+                  @input="(e) => updateAttributeFilter(Number(attrId), (e.target as HTMLInputElement).value)"
+                  @keyup.enter="applyFilter"
+                  :placeholder="getAttributeDefinitionName(Number(attrId))"
+                  class="input w-36"
+                />
+              </div>
+            </template>
+          </div>
+
+          <!-- Right: Actions and Settings -->
+          <div class="flex items-center gap-3">
+            <!-- Refresh Button -->
+            <button
+              @click="loadUsers"
+              :disabled="loading"
+              class="btn btn-secondary"
+              :title="t('common.refresh')"
+            >
+              <svg
+                :class="['h-5 w-5', loading ? 'animate-spin' : '']"
+                fill="none"
+                viewBox="0 0 24 24"
+                stroke="currentColor"
+                stroke-width="1.5"
+              >
+                <path
+                  stroke-linecap="round"
+                  stroke-linejoin="round"
+                  d="M16.023 9.348h4.992v-.001M2.985 19.644v-4.992m0 0h4.992m-4.993 0l3.181 3.183a8.25 8.25 0 0013.803-3.7M4.031 9.865a8.25 8.25 0 0113.803-3.7l3.181 3.182m0-4.991v4.99"
+                />
+              </svg>
+            </button>
+            <!-- Filter Settings Dropdown -->
+            <div class="relative" ref="filterDropdownRef">
+              <button
+                @click="showFilterDropdown = !showFilterDropdown"
+                class="btn btn-secondary"
+              >
+                <svg class="mr-1.5 h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="1.5">
+                  <path stroke-linecap="round" stroke-linejoin="round" d="M12 3c2.755 0 5.455.232 8.083.678.533.09.917.556.917 1.096v1.044a2.25 2.25 0 01-.659 1.591l-5.432 5.432a2.25 2.25 0 00-.659 1.591v2.927a2.25 2.25 0 01-1.244 2.013L9.75 21v-6.568a2.25 2.25 0 00-.659-1.591L3.659 7.409A2.25 2.25 0 013 5.818V4.774c0-.54.384-1.006.917-1.096A48.32 48.32 0 0112 3z" />
+                </svg>
+                {{ t('admin.users.filterSettings') }}
+              </button>
+              <!-- Dropdown menu -->
+              <div
+                v-if="showFilterDropdown"
+                class="absolute right-0 top-full z-50 mt-1 w-48 rounded-lg border border-gray-200 bg-white py-1 shadow-lg dark:border-dark-600 dark:bg-dark-800"
+              >
+                <!-- Built-in filters -->
+                <button
+                  v-for="filter in builtInFilters"
+                  :key="filter.key"
+                  @click="toggleBuiltInFilter(filter.key)"
+                  class="flex w-full items-center justify-between px-4 py-2 text-left text-sm text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-dark-700"
+                >
+                  <span>{{ filter.name }}</span>
+                  <svg
+                    v-if="visibleFilters.has(filter.key)"
+                    class="h-4 w-4 text-primary-500"
+                    fill="none"
+                    stroke="currentColor"
+                    viewBox="0 0 24 24"
+                    stroke-width="2"
+                  >
+                    <path stroke-linecap="round" stroke-linejoin="round" d="M5 13l4 4L19 7" />
+                  </svg>
+                </button>
+                <!-- Divider if custom attributes exist -->
+                <div
+                  v-if="filterableAttributes.length > 0"
+                  class="my-1 border-t border-gray-100 dark:border-dark-700"
+                ></div>
+                <!-- Custom attribute filters -->
+                <button
+                  v-for="attr in filterableAttributes"
+                  :key="attr.id"
+                  @click="toggleAttributeFilter(attr)"
+                  class="flex w-full items-center justify-between px-4 py-2 text-left text-sm text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-dark-700"
+                >
+                  <span>{{ attr.name }}</span>
+                  <svg
+                    v-if="visibleFilters.has(`attr_${attr.id}`)"
+                    class="h-4 w-4 text-primary-500"
+                    fill="none"
+                    stroke="currentColor"
+                    viewBox="0 0 24 24"
+                    stroke-width="2"
+                  >
+                    <path stroke-linecap="round" stroke-linejoin="round" d="M5 13l4 4L19 7" />
+                  </svg>
+                </button>
+              </div>
+            </div>
+            <!-- Column Settings Dropdown -->
+            <div class="relative" ref="columnDropdownRef">
+              <button
+                @click="showColumnDropdown = !showColumnDropdown"
+                class="btn btn-secondary"
+              >
+                <svg class="mr-1.5 h-4 w-4" fill="none" stroke="currentColor" viewBox="0 0 24 24" stroke-width="1.5">
+                  <path stroke-linecap="round" stroke-linejoin="round" d="M9 4.5v15m6-15v15m-10.875 0h15.75c.621 0 1.125-.504 1.125-1.125V5.625c0-.621-.504-1.125-1.125-1.125H4.125C3.504 4.5 3 5.004 3 5.625v12.75c0 .621.504 1.125 1.125 1.125z" />
+                </svg>
+                {{ t('admin.users.columnSettings') }}
+              </button>
+              <!-- Dropdown menu -->
+              <div
+                v-if="showColumnDropdown"
+                class="absolute right-0 top-full z-50 mt-1 max-h-80 w-48 overflow-y-auto rounded-lg border border-gray-200 bg-white py-1 shadow-lg dark:border-dark-600 dark:bg-dark-800"
+              >
+                <button
+                  v-for="col in toggleableColumns"
+                  :key="col.key"
+                  @click="toggleColumn(col.key)"
+                  class="flex w-full items-center justify-between px-4 py-2 text-left text-sm text-gray-700 hover:bg-gray-100 dark:text-gray-300 dark:hover:bg-dark-700"
+                >
+                  <span>{{ col.label }}</span>
+                  <svg
+                    v-if="isColumnVisible(col.key)"
+                    class="h-4 w-4 text-primary-500"
+                    fill="none"
+                    stroke="currentColor"
+                    viewBox="0 0 24 24"
+                    stroke-width="2"
+                  >
+                    <path stroke-linecap="round" stroke-linejoin="round" d="M5 13l4 4L19 7" />
+                  </svg>
+                </button>
+              </div>
+            </div>
+            <!-- Attributes Config Button -->
+            <button @click="showAttributesModal = true" class="btn btn-secondary">
+              <svg
+                class="mr-1.5 h-4 w-4"
+                fill="none"
+                viewBox="0 0 24 24"
+                stroke="currentColor"
+                stroke-width="1.5"
+              >
+                <path stroke-linecap="round" stroke-linejoin="round" d="M9.594 3.94c.09-.542.56-.94 1.11-.94h2.593c.55 0 1.02.398 1.11.94l.213 1.281c.063.374.313.686.645.87.074.04.147.083.22.127.324.196.72.257 1.075.124l1.217-.456a1.125 1.125 0 011.37.49l1.296 2.247a1.125 1.125 0 01-.26 1.431l-1.003.827c-.293.24-.438.613-.431.992a6.759 6.759 0 010 .255c-.007.378.138.75.43.99l1.005.828c.424.35.534.954.26 1.43l-1.298 2.247a1.125 1.125 0 01-1.369.491l-1.217-.456c-.355-.133-.75-.072-1.076.124a6.57 6.57 0 01-.22.128c-.331.183-.581.495-.644.869l-.213 1.28c-.09.543-.56.941-1.11.941h-2.594c-.55 0-1.02-.398-1.11-.94l-.213-1.281c-.062-.374-.312-.686-.644-.87a6.52 6.52 0 01-.22-.127c-.325-.196-.72-.257-1.076-.124l-1.217.456a1.125 1.125 0 01-1.369-.49l-1.297-2.247a1.125 1.125 0 01.26-1.431l1.004-.827c.292-.24.437-.613.43-.992a6.932 6.932 0 010-.255c.007-.378-.138-.75-.43-.99l-1.004-.828a1.125 1.125 0 01-.26-1.43l1.297-2.247a1.125 1.125 0 011.37-.491l1.216.456c.356.133.751.072 1.076-.124.072-.044.146-.087.22-.128.332-.183.582-.495.644-.869l.214-1.281z" />
+                <path stroke-linecap="round" stroke-linejoin="round" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z" />
+              </svg>
+              {{ t('admin.users.attributes.configButton') }}
+            </button>
+            <!-- Create User Button -->
+            <button @click="showCreateModal = true" class="btn btn-primary">
+              <svg
+                class="mr-2 h-5 w-5"
+                fill="none"
+                viewBox="0 0 24 24"
+                stroke="currentColor"
+                stroke-width="1.5"
+              >
+                <path stroke-linecap="round" stroke-linejoin="round" d="M12 4.5v15m7.5-7.5h-15" />
+              </svg>
+              {{ t('admin.users.createUser') }}
+            </button>
+          </div>
         </div>
-        <div class="flex flex-wrap gap-3">
-          <Select
-            v-model="filters.role"
-            :options="roleOptions"
-            :placeholder="t('admin.users.allRoles')"
-            class="w-36"
-            @change="loadUsers"
-          />
-          <Select
-            v-model="filters.status"
-            :options="statusOptions"
-            :placeholder="t('admin.users.allStatus')"
-            class="w-36"
-            @change="loadUsers"
-          />
-        </div>
-      </div>
       </template>
 
       <!-- Users Table -->
@@ -103,10 +306,6 @@
             <span class="text-sm text-gray-700 dark:text-gray-300">{{ value || '-' }}</span>
           </template>
 
-          <template #cell-wechat="{ value }">
-            <span class="text-sm text-gray-700 dark:text-gray-300">{{ value || '-' }}</span>
-          </template>
-
           <template #cell-notes="{ value }">
             <div class="max-w-xs">
               <span
@@ -120,6 +319,22 @@
             </div>
           </template>
 
+          <!-- Dynamic attribute columns -->
+          <template
+            v-for="def in attributeDefinitions.filter(d => d.enabled)"
+            :key="def.id"
+            #[`cell-attr_${def.id}`]="{ row }"
+          >
+            <div class="max-w-xs">
+              <span
+                class="block truncate text-sm text-gray-700 dark:text-gray-300"
+                :title="getAttributeValue(row.id, def.id)"
+              >
+                {{ getAttributeValue(row.id, def.id) }}
+              </span>
+            </div>
+          </template>
+
           <template #cell-role="{ value }">
             <span :class="['badge', value === 'admin' ? 'badge-purple' : 'badge-gray']">
               {{ value }}
@@ -189,9 +404,17 @@
           </template>
 
           <template #cell-status="{ value }">
-            <span :class="['badge', value === 'active' ? 'badge-success' : 'badge-danger']">
+            <div class="flex items-center gap-1.5">
-              {{ value }}
+              <span
-            </span>
+                :class="[
+                  'inline-block h-2 w-2 rounded-full',
+                  value === 'active' ? 'bg-green-500' : 'bg-red-500'
+                ]"
+              ></span>
+              <span class="text-sm text-gray-700 dark:text-gray-300">
+                {{ value === 'active' ? t('common.active') : t('admin.users.disabled') }}
+              </span>
+            </div>
           </template>
 
           <template #cell-created_at="{ value }">
@@ -471,15 +694,6 @@
             :placeholder="t('admin.users.enterUsername')"
           />
         </div>
-        <div>
-          <label class="input-label">{{ t('admin.users.wechat') }}</label>
-          <input
-            v-model="createForm.wechat"
-            type="text"
-            class="input"
-            :placeholder="t('admin.users.enterWechat')"
-          />
-        </div>
         <div>
           <label class="input-label">{{ t('admin.users.notes') }}</label>
           <textarea
@@ -640,15 +854,6 @@
             :placeholder="t('admin.users.enterUsername')"
           />
         </div>
-        <div>
-          <label class="input-label">{{ t('admin.users.wechat') }}</label>
-          <input
-            v-model="editForm.wechat"
-            type="text"
-            class="input"
-            :placeholder="t('admin.users.enterWechat')"
-          />
-        </div>
         <div>
           <label class="input-label">{{ t('admin.users.notes') }}</label>
           <textarea
@@ -664,6 +869,12 @@
           <input v-model.number="editForm.concurrency" type="number" class="input" />
         </div>
 
+        <!-- Custom Attributes -->
+        <UserAttributeForm
+          v-model="editForm.customAttributes"
+          :user-id="editingUser?.id"
+        />
+
       </form>
 
       <template #footer>
@@ -1179,6 +1390,12 @@
       @confirm="confirmDelete"
       @cancel="showDeleteDialog = false"
     />
+
+    <!-- User Attributes Config Modal -->
+    <UserAttributesConfigModal
+      :show="showAttributesModal"
+      @close="handleAttributesModalClose"
+    />
   </AppLayout>
 </template>
 
@@ -1191,7 +1408,7 @@ import { formatDateTime } from '@/utils/format'
 
 const { t } = useI18n()
 import { adminAPI } from '@/api/admin'
-import type { User, ApiKey, Group } from '@/types'
+import type { User, ApiKey, Group, UserAttributeValuesMap, UserAttributeDefinition } from '@/types'
 import type { BatchUserUsageStats } from '@/api/admin/dashboard'
 import type { Column } from '@/components/common/types'
 import AppLayout from '@/components/layout/AppLayout.vue'
@@ -1201,17 +1418,66 @@ import Pagination from '@/components/common/Pagination.vue'
 import BaseDialog from '@/components/common/BaseDialog.vue'
 import ConfirmDialog from '@/components/common/ConfirmDialog.vue'
 import EmptyState from '@/components/common/EmptyState.vue'
-import Select from '@/components/common/Select.vue'
 import GroupBadge from '@/components/common/GroupBadge.vue'
+import UserAttributesConfigModal from '@/components/user/UserAttributesConfigModal.vue'
+import UserAttributeForm from '@/components/user/UserAttributeForm.vue'
 
 const appStore = useAppStore()
 const { copyToClipboard: clipboardCopy } = useClipboard()
 
-const columns = computed<Column[]>(() => [
+// Generate dynamic attribute columns from enabled definitions
+const attributeColumns = computed<Column[]>(() =>
+  attributeDefinitions.value
+    .filter(def => def.enabled)
+    .map(def => ({
+      key: `attr_${def.id}`,
+      label: def.name,
+      sortable: false
+    }))
+)
+
+// Get formatted attribute value for display in table
+const getAttributeValue = (userId: number, attrId: number): string => {
+  const userAttrs = userAttributeValues.value[userId]
+  if (!userAttrs) return '-'
+  const value = userAttrs[attrId]
+  if (!value) return '-'
+
+  // Find definition for this attribute
+  const def = attributeDefinitions.value.find(d => d.id === attrId)
+  if (!def) return value
+
+  // Format based on type
+  if (def.type === 'multi_select' && value) {
+    try {
+      const arr = JSON.parse(value)
+      if (Array.isArray(arr)) {
+        // Map values to labels
+        return arr.map(v => {
+          const opt = def.options?.find(o => o.value === v)
+          return opt?.label || v
+        }).join(', ')
+      }
+    } catch {
+      return value
+    }
+  }
+
+  if (def.type === 'select' && value && def.options) {
+    const opt = def.options.find(o => o.value === value)
+    return opt?.label || value
+  }
+
+  return value
+}
+
+// All possible columns (for column settings)
+const allColumns = computed<Column[]>(() => [
   { key: 'email', label: t('admin.users.columns.user'), sortable: true },
   { key: 'username', label: t('admin.users.columns.username'), sortable: true },
-  { key: 'wechat', label: t('admin.users.columns.wechat'), sortable: false },
   { key: 'notes', label: t('admin.users.columns.notes'), sortable: false },
+  // Dynamic attribute columns
+  ...attributeColumns.value,
   { key: 'role', label: t('admin.users.columns.role'), sortable: true },
   { key: 'subscriptions', label: t('admin.users.columns.subscriptions'), sortable: false },
   { key: 'balance', label: t('admin.users.columns.balance'), sortable: true },
@@ -1222,27 +1488,154 @@ const columns = computed<Column[]>(() => [
   { key: 'actions', label: t('admin.users.columns.actions'), sortable: false }
 ])
 
-// Filter options
+// Columns that can be toggled (exclude email and actions which are always visible)
-const roleOptions = computed(() => [
+const toggleableColumns = computed(() =>
-  { value: '', label: t('admin.users.allRoles') },
+  allColumns.value.filter(col => col.key !== 'email' && col.key !== 'actions')
-  { value: 'admin', label: t('admin.users.admin') },
+)
-  { value: 'user', label: t('admin.users.user') }
-])
 
-const statusOptions = computed(() => [
+// Hidden columns (stored in Set - columns NOT in this set are visible)
-  { value: '', label: t('admin.users.allStatus') },
+// This way, new columns are visible by default
-  { value: 'active', label: t('common.active') },
+const hiddenColumns = reactive<Set<string>>(new Set())
-  { value: 'disabled', label: t('admin.users.disabled') }
+
-])
+// Default hidden columns (columns hidden by default on first load)
+const DEFAULT_HIDDEN_COLUMNS = ['notes', 'subscriptions', 'usage', 'concurrency']
+
+// localStorage key for column settings
+const HIDDEN_COLUMNS_KEY = 'user-hidden-columns'
+
+// Load saved column settings
+const loadSavedColumns = () => {
+  try {
+    const saved = localStorage.getItem(HIDDEN_COLUMNS_KEY)
+    if (saved) {
+      const parsed = JSON.parse(saved) as string[]
+      parsed.forEach(key => hiddenColumns.add(key))
+    } else {
+      // Use default hidden columns on first load
+      DEFAULT_HIDDEN_COLUMNS.forEach(key => hiddenColumns.add(key))
+    }
+  } catch (e) {
+    console.error('Failed to load saved columns:', e)
+    DEFAULT_HIDDEN_COLUMNS.forEach(key => hiddenColumns.add(key))
+  }
+}
+
+// Save column settings to localStorage
+const saveColumnsToStorage = () => {
+  try {
+    localStorage.setItem(HIDDEN_COLUMNS_KEY, JSON.stringify([...hiddenColumns]))
+  } catch (e) {
+    console.error('Failed to save columns:', e)
+  }
+}
+
+// Toggle column visibility
+const toggleColumn = (key: string) => {
+  if (hiddenColumns.has(key)) {
+    hiddenColumns.delete(key)
+  } else {
+    hiddenColumns.add(key)
+  }
+  saveColumnsToStorage()
+}
+
+// Check if column is visible (not in hidden set)
+const isColumnVisible = (key: string) => !hiddenColumns.has(key)
+
+// Filtered columns based on visibility
+const columns = computed<Column[]>(() =>
+  allColumns.value.filter(col =>
+    col.key === 'email' || col.key === 'actions' || !hiddenColumns.has(col.key)
+  )
+)
 
 const users = ref<User[]>([])
 const loading = ref(false)
 const searchQuery = ref('')
+
+// Filter values (role, status, and custom attributes)
 const filters = reactive({
   role: '',
   status: ''
 })
+const activeAttributeFilters = reactive<Record<number, string>>({})
+
+// Visible filters tracking (which filters are shown in the UI)
+// Keys: 'role', 'status', 'attr_${id}'
+const visibleFilters = reactive<Set<string>>(new Set())
+
+// Dropdown states
+const showFilterDropdown = ref(false)
+const showColumnDropdown = ref(false)
+
+// Dropdown refs for click outside detection
+const filterDropdownRef = ref<HTMLElement | null>(null)
+const columnDropdownRef = ref<HTMLElement | null>(null)
+
+// localStorage keys
+const FILTER_VALUES_KEY = 'user-filter-values'
+const VISIBLE_FILTERS_KEY = 'user-visible-filters'
+
+// All filterable attribute definitions (enabled attributes)
+const filterableAttributes = computed(() =>
+  attributeDefinitions.value.filter(def => def.enabled)
+)
+
+// Built-in filter definitions
+const builtInFilters = computed(() => [
+  { key: 'role', name: t('admin.users.columns.role'), type: 'select' as const },
+  { key: 'status', name: t('admin.users.columns.status'), type: 'select' as const }
+])
+
+// Load saved filters from localStorage
+const loadSavedFilters = () => {
+  try {
+    // Load visible filters
+    const savedVisible = localStorage.getItem(VISIBLE_FILTERS_KEY)
+    if (savedVisible) {
+      const parsed = JSON.parse(savedVisible) as string[]
+      parsed.forEach(key => visibleFilters.add(key))
+    }
+    // Load filter values
+    const savedValues = localStorage.getItem(FILTER_VALUES_KEY)
+    if (savedValues) {
+      const parsed = JSON.parse(savedValues)
+      if (parsed.role) filters.role = parsed.role
+      if (parsed.status) filters.status = parsed.status
+      if (parsed.attributes) {
+        Object.assign(activeAttributeFilters, parsed.attributes)
+      }
+    }
+  } catch (e) {
+    console.error('Failed to load saved filters:', e)
+  }
+}
+
+// Save filters to localStorage
+const saveFiltersToStorage = () => {
+  try {
+    // Save visible filters
+    localStorage.setItem(VISIBLE_FILTERS_KEY, JSON.stringify([...visibleFilters]))
+    // Save filter values
+    const values = {
+      role: filters.role,
+      status: filters.status,
+      attributes: activeAttributeFilters
+    }
+    localStorage.setItem(FILTER_VALUES_KEY, JSON.stringify(values))
+  } catch (e) {
+    console.error('Failed to save filters:', e)
+  }
+}
+
+// Get attribute definition by ID
+const getAttributeDefinition = (attrId: number): UserAttributeDefinition | undefined => {
+  return attributeDefinitions.value.find(d => d.id === attrId)
+}
 const usageStats = ref<Record<string, BatchUserUsageStats>>({})
+// User attribute definitions and values
+const attributeDefinitions = ref<UserAttributeDefinition[]>([])
+const userAttributeValues = ref<Record<number, Record<number, string>>>({})
 const pagination = reactive({
   page: 1,
   page_size: 20,
@@ -1254,6 +1647,7 @@ const showCreateModal = ref(false)
 const showEditModal = ref(false)
 const showDeleteDialog = ref(false)
 const showApiKeysModal = ref(false)
+const showAttributesModal = ref(false)
 const submitting = ref(false)
 const editingUser = ref<User | null>(null)
 const deletingUser = ref<User | null>(null)
@@ -1317,6 +1711,14 @@ const handleClickOutside = (event: MouseEvent) => {
   if (!target.closest('.action-menu-trigger') && !target.closest('.action-menu-content')) {
     closeActionMenu()
   }
+  // Close filter dropdown when clicking outside
+  if (filterDropdownRef.value && !filterDropdownRef.value.contains(target)) {
+    showFilterDropdown.value = false
+  }
+  // Close column dropdown when clicking outside
+  if (columnDropdownRef.value && !columnDropdownRef.value.contains(target)) {
+    showColumnDropdown.value = false
+  }
 }
 
 // Allowed groups modal state
@@ -1341,7 +1743,6 @@ const createForm = reactive({
   email: '',
   password: '',
   username: '',
-  wechat: '',
   notes: '',
   balance: 0,
   concurrency: 1
@@ -1351,9 +1752,9 @@ const editForm = reactive({
   email: '',
   password: '',
   username: '',
-  wechat: '',
   notes: '',
-  concurrency: 1
+  concurrency: 1,
+  customAttributes: {} as UserAttributeValuesMap
 })
 const editPasswordCopied = ref(false)
 
@@ -1404,6 +1805,21 @@ const copyEditPassword = async () => {
   }
 }
 
+const loadAttributeDefinitions = async () => {
+  try {
+    attributeDefinitions.value = await adminAPI.userAttributes.listEnabledDefinitions()
+  } catch (e) {
+    console.error('Failed to load attribute definitions:', e)
+  }
+}
+
+// Handle attributes modal close - reload definitions and users
+const handleAttributesModalClose = async () => {
+  showAttributesModal.value = false
+  await loadAttributeDefinitions()
+  loadUsers()
+}
+
 const loadUsers = async () => {
   abortController?.abort()
   const currentAbortController = new AbortController()
@@ -1411,13 +1827,22 @@ const loadUsers = async () => {
   const { signal } = currentAbortController
   loading.value = true
   try {
+    // Build attribute filters from active filters
+    const attrFilters: Record<number, string> = {}
+    for (const [attrId, value] of Object.entries(activeAttributeFilters)) {
+      if (value) {
+        attrFilters[Number(attrId)] = value
+      }
+    }
+
     const response = await adminAPI.users.list(
       pagination.page,
       pagination.page_size,
       {
         role: filters.role as any,
         status: filters.status as any,
-        search: searchQuery.value || undefined
+        search: searchQuery.value || undefined,
+        attributes: Object.keys(attrFilters).length > 0 ? attrFilters : undefined
       },
       { signal }
     )
@@ -1428,9 +1853,10 @@ const loadUsers = async () => {
     pagination.total = response.total
     pagination.pages = response.pages
 
-    // Load usage stats for all users in the list
+    // Load usage stats and attribute values for all users in the list
     if (response.items.length > 0) {
       const userIds = response.items.map((u) => u.id)
+      // Load usage stats
       try {
         const usageResponse = await adminAPI.dashboard.getBatchUsersUsage(userIds)
         if (signal.aborted) {
@@ -1443,6 +1869,21 @@ const loadUsers = async () => {
         }
         console.error('Failed to load usage stats:', e)
       }
+      // Load attribute values
+      if (attributeDefinitions.value.length > 0) {
+        try {
+          const attrResponse = await adminAPI.userAttributes.getBatchUserAttributes(userIds)
+          if (signal.aborted) {
+            return
+          }
+          userAttributeValues.value = attrResponse.attributes
+        } catch (e) {
+          if (signal.aborted) {
+            return
+          }
+          console.error('Failed to load user attribute values:', e)
+        }
+      }
     }
   } catch (error) {
     const errorInfo = error as { name?: string; code?: string }
@@ -1478,12 +1919,54 @@ const handlePageSizeChange = (pageSize: number) => {
   loadUsers()
 }
 
+// Filter helpers
+const getAttributeDefinitionName = (attrId: number): string => {
+  const def = attributeDefinitions.value.find(d => d.id === attrId)
+  return def?.name || String(attrId)
+}
+
+// Toggle a built-in filter (role/status)
+const toggleBuiltInFilter = (key: string) => {
+  if (visibleFilters.has(key)) {
+    visibleFilters.delete(key)
+    if (key === 'role') filters.role = ''
+    if (key === 'status') filters.status = ''
+  } else {
+    visibleFilters.add(key)
+  }
+  saveFiltersToStorage()
+  loadUsers()
+}
+
+// Toggle a custom attribute filter
+const toggleAttributeFilter = (attr: UserAttributeDefinition) => {
+  const key = `attr_${attr.id}`
+  if (visibleFilters.has(key)) {
+    visibleFilters.delete(key)
+    delete activeAttributeFilters[attr.id]
+  } else {
+    visibleFilters.add(key)
+    activeAttributeFilters[attr.id] = ''
+  }
+  saveFiltersToStorage()
+  loadUsers()
+}
+
+const updateAttributeFilter = (attrId: number, value: string) => {
+  activeAttributeFilters[attrId] = value
+}
+
+// Apply filter and save to localStorage
+const applyFilter = () => {
+  saveFiltersToStorage()
+  loadUsers()
+}
+
 const closeCreateModal = () => {
   showCreateModal.value = false
   createForm.email = ''
   createForm.password = ''
   createForm.username = ''
-  createForm.wechat = ''
   createForm.notes = ''
   createForm.balance = 0
   createForm.concurrency = 1
@@ -1514,9 +1997,9 @@ const handleEdit = (user: User) => {
   editForm.email = user.email
   editForm.password = ''
   editForm.username = user.username || ''
-  editForm.wechat = user.wechat || ''
   editForm.notes = user.notes || ''
   editForm.concurrency = user.concurrency
+  editForm.customAttributes = {}
   editPasswordCopied.value = false
   showEditModal.value = true
 }
@@ -1525,6 +2008,7 @@ const closeEditModal = () => {
   showEditModal.value = false
   editingUser.value = null
   editForm.password = ''
+  editForm.customAttributes = {}
   editPasswordCopied.value = false
 }
 
@@ -1536,7 +2020,6 @@ const handleUpdateUser = async () => {
     const updateData: Record<string, any> = {
       email: editForm.email,
       username: editForm.username,
-      wechat: editForm.wechat,
       notes: editForm.notes,
       concurrency: editForm.concurrency
     }
@@ -1545,6 +2028,15 @@ const handleUpdateUser = async () => {
     }
 
     await adminAPI.users.update(editingUser.value.id, updateData)
+
+    // Save custom attributes if any
+    if (Object.keys(editForm.customAttributes).length > 0) {
+      await adminAPI.userAttributes.updateUserAttributeValues(
+        editingUser.value.id,
+        editForm.customAttributes
+      )
+    }
+
     appStore.showSuccess(t('admin.users.userUpdated'))
     closeEditModal()
     loadUsers()
@@ -1730,7 +2222,10 @@ const handleBalanceSubmit = async () => {
   }
 }
 
-onMounted(() => {
+onMounted(async () => {
+  await loadAttributeDefinitions()
+  loadSavedFilters()
+  loadSavedColumns()
   loadUsers()
   document.addEventListener('click', handleClickOutside)
 })

frontend/src/views/user/ProfileView.vue

@@ -89,25 +89,6 @@
               </svg>
               <span class="truncate">{{ user.username }}</span>
             </div>
-            <div
-              v-if="user?.wechat"
-              class="flex items-center gap-3 text-sm text-gray-600 dark:text-gray-400"
-            >
-              <svg
-                class="h-4 w-4 text-gray-400 dark:text-gray-500"
-                fill="none"
-                viewBox="0 0 24 24"
-                stroke="currentColor"
-                stroke-width="1.5"
-              >
-                <path
-                  stroke-linecap="round"
-                  stroke-linejoin="round"
-                  d="M8.625 12a.375.375 0 11-.75 0 .375.375 0 01.75 0zm0 0H8.25m4.125 0a.375.375 0 11-.75 0 .375.375 0 01.75 0zm0 0H12m4.125 0a.375.375 0 11-.75 0 .375.375 0 01.75 0zm0 0h-.375M21 12c0 4.556-4.03 8.25-9 8.25a9.764 9.764 0 01-2.555-.337A5.972 5.972 0 015.41 20.97a5.969 5.969 0 01-.474-.065 4.48 4.48 0 00.978-2.025c.09-.457-.133-.901-.467-1.226C3.93 16.178 3 14.189 3 12c0-4.556 4.03-8.25 9-8.25s9 3.694 9 8.25z"
-                />
-              </svg>
-              <span class="truncate">{{ user.wechat }}</span>
-            </div>
           </div>
         </div>
       </div>
@@ -170,19 +151,6 @@
               />
             </div>
 
-            <div>
-              <label for="wechat" class="input-label">
-                {{ t('profile.wechat') }}
-              </label>
-              <input
-                id="wechat"
-                v-model="profileForm.wechat"
-                type="text"
-                class="input"
-                :placeholder="t('profile.enterWechat')"
-              />
-            </div>
-
             <div class="flex justify-end pt-4">
               <button type="submit" :disabled="updatingProfile" class="btn btn-primary">
                 {{ updatingProfile ? t('profile.updating') : t('profile.updateProfile') }}
@@ -338,8 +306,7 @@ const passwordForm = ref({
 })
 
 const profileForm = ref({
-  username: '',
+  username: ''
-  wechat: ''
 })
 
 const changingPassword = ref(false)
@@ -354,7 +321,6 @@ onMounted(async () => {
     // Initialize profile form with current user data
     if (user.value) {
       profileForm.value.username = user.value.username || ''
-      profileForm.value.wechat = user.value.wechat || ''
     }
   } catch (error) {
     console.error('Failed to load contact info:', error)
@@ -407,8 +373,7 @@ const handleUpdateProfile = async () => {
   updatingProfile.value = true
   try {
     const updatedUser = await userAPI.updateProfile({
-      username: profileForm.value.username,
+      username: profileForm.value.username
-      wechat: profileForm.value.wechat
     })
 
     // Update auth store with new user data