fix(activity): 对对碰发奖跳过奖项库存扣减
仅对对碰调用订单发奖时跳过 activity_reward_settings.quantity 校验和扣减,其他发奖场景仍保留原有库存保护。
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566641a2e7
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@ -65,6 +65,7 @@ func (h *handler) grantRewardHelper(ctx context.Context, userID, orderID int64,
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ActivityID: &actID,
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RewardID: &rid,
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Remark: remark,
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SkipRewardInventory: true,
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})
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if err != nil {
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h.logger.Error("Failed to grant reward to order", zap.Int64("order_id", orderID), zap.Error(err))
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@ -286,6 +286,7 @@ type GrantRewardToOrderRequest struct {
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ActivityID *int64 `json:"activity_id,omitempty"` // 活动ID(可选)
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RewardID *int64 `json:"reward_id,omitempty"` // 奖励配置ID(可选)
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Remark string `json:"remark,omitempty"` // 备注
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SkipRewardInventory bool `json:"-"` // 跳过活动奖项库存扣减
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}
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// GrantRewardToOrderResponse 在现有订单上发放奖励的响应
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@ -330,6 +331,7 @@ func (s *service) GrantRewardToOrder(ctx context.Context, userID int64, req Gran
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if req.RewardID != nil {
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logger.Info("检查奖励配置", zap.Int64("reward_id", *req.RewardID))
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if !req.SkipRewardInventory {
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// 【使用乐观锁扣减库存】直接用 Quantity > 0 作为更新条件,避免竞态
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result, err := tx.ActivityRewardSettings.WithContext(ctx).Where(
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tx.ActivityRewardSettings.ID.Eq(*req.RewardID),
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@ -343,6 +345,8 @@ func (s *service) GrantRewardToOrder(ctx context.Context, userID int64, req Gran
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logger.Error("奖励库存不足或不存在")
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return fmt.Errorf("奖励库存不足或不存在")
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}
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logger.Info("奖励库存扣减成功(乐观锁)")
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}
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rewardSetting, err = tx.ActivityRewardSettings.WithContext(ctx).Where(
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tx.ActivityRewardSettings.ID.Eq(*req.RewardID),
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).First()
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@ -350,7 +354,6 @@ func (s *service) GrantRewardToOrder(ctx context.Context, userID int64, req Gran
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logger.Error("查询奖励配置失败", zap.Error(err))
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return fmt.Errorf("查询奖励配置失败: %w", err)
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}
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logger.Info("奖励库存扣减成功(乐观锁)")
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}
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// 3. 查询商品信息快照
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