bindbox-mini/pages-user/synthesis/index.vue

<template>
  <view class="synthesis-wrap">
    <view class="page-title">碎片合成</view>

    <view v-if="loading" class="status-text">加载中...</view>
    <view v-else-if="recipes.length === 0" class="status-text">暂无可用的合成配方</view>

    <view v-for="recipe in recipes" :key="recipe.id" class="recipe-card">
      <!-- 目标商品 -->
      <view class="target-section">
        <image v-if="recipe.target_product" :src="getFirstImage(recipe.target_product.images_json)" mode="aspectFill" class="target-image" />
        <view class="target-info">
          <text class="target-name">{{ recipe.target_product?.name || '目标商品' }}</text>
          <text class="recipe-name">{{ recipe.name }}</text>
          <text class="recipe-desc" v-if="recipe.description">{{ recipe.description }}</text>
        </view>
      </view>

      <!-- 材料列表 -->
      <view class="materials-section">
        <text class="section-label">所需材料</text>
        <view class="materials-grid">
          <view v-for="(mat, idx) in recipe.materials" :key="idx" class="material-item">
            <image :src="mat.image || '/static/placeholder.png'" mode="aspectFill" class="material-image" />
            <text class="material-name">{{ mat.name }}</text>
            <view class="material-count" :class="{ enough: mat.owned_count >= mat.required_count }">
              <text>{{ mat.owned_count }}</text>
              <text class="count-sep">/</text>
              <text>{{ mat.required_count }}</text>
            </view>
          </view>
        </view>
      </view>

      <!-- 合成按钮 -->
      <button
        class="synthesis-btn"
        :class="{ disabled: !recipe.can_synthesize }"
        :disabled="!recipe.can_synthesize || synthesizing"
        @tap="onSynthesize(recipe)"
      >
        {{ recipe.can_synthesize ? '立即合成' : '材料不足' }}
      </button>
    </view>
  </view>
</template>

<script setup>
import { ref, onMounted } from 'vue'
import { getSynthesisRecipes, doSynthesis } from '../../api/synthesis.js'

const loading = ref(true)
const synthesizing = ref(false)
const recipes = ref([])

function getFirstImage(imagesJson) {
  if (!imagesJson) return '/static/placeholder.png'
  try {
    const imgs = JSON.parse(imagesJson)
    return imgs && imgs.length > 0 ? imgs[0] : '/static/placeholder.png'
  } catch {
    return imagesJson
  }
}

async function loadRecipes() {
  loading.value = true
  const userId = uni.getStorageSync('user_id')
  if (!userId) {
    loading.value = false
    return
  }
  try {
    const res = await getSynthesisRecipes(userId)
    recipes.value = res?.list || []
  } catch (e) {
    console.error('loadRecipes error', e)
  } finally {
    loading.value = false
  }
}

async function onSynthesize(recipe) {
  if (synthesizing.value || !recipe.can_synthesize) return
  try {
    await new Promise((resolve, reject) => {
      uni.showModal({
        title: '确认合成',
        content: `确定要合成「${recipe.target_product?.name || '目标商品'}」吗？合成后碎片将被消耗。`,
        success: (res) => res.confirm ? resolve() : reject('cancel'),
        fail: reject
      })
    })
  } catch {
    return
  }

  synthesizing.value = true
  const userId = uni.getStorageSync('user_id')
  try {
    await doSynthesis(userId, recipe.id)
    uni.showToast({ title: '合成成功！', icon: 'success' })
    await loadRecipes()
  } catch (e) {
    uni.showToast({ title: e?.message || '合成失败', icon: 'none' })
  } finally {
    synthesizing.value = false
  }
}

onMounted(() => {
  loadRecipes()
})

// 支持从其他页面返回时刷新
const onShow = () => {
  if (!loading.value) loadRecipes()
}
defineExpose({ onShow })
</script>

<style lang="scss" scoped>
.synthesis-wrap {
  min-height: 100vh;
  padding: 24rpx;
  background: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
}

.page-title {
  font-size: 36rpx;
  font-weight: bold;
  color: #fff;
  text-align: center;
  padding: 20rpx 0 30rpx;
}

.status-text {
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  padding: 100rpx 0;
  font-size: 28rpx;
}

.recipe-card {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 24rpx;
  padding: 30rpx;
  margin-bottom: 24rpx;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.target-section {
  display: flex;
  align-items: center;
  gap: 20rpx;
  margin-bottom: 24rpx;
}

.target-image {
  width: 140rpx;
  height: 140rpx;
  border-radius: 16rpx;
  background: rgba(255, 255, 255, 0.1);
}

.target-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6rpx;
}

.target-name {
  font-size: 32rpx;
  font-weight: bold;
  color: #fff;
}

.recipe-name {
  font-size: 24rpx;
  color: rgba(255, 255, 255, 0.7);
}

.recipe-desc {
  font-size: 22rpx;
  color: rgba(255, 255, 255, 0.5);
}

.materials-section {
  margin-bottom: 24rpx;
}

.section-label {
  font-size: 24rpx;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 16rpx;
  display: block;
}

.materials-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16rpx;
}

.material-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 160rpx;
  padding: 16rpx;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16rpx;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.material-image {
  width: 100rpx;
  height: 100rpx;
  border-radius: 12rpx;
  margin-bottom: 8rpx;
  background: rgba(255, 255, 255, 0.1);
}

.material-name {
  font-size: 22rpx;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
}

.material-count {
  font-size: 24rpx;
  color: #ff5252;
  font-weight: bold;
  margin-top: 4rpx;

  &.enough {
    color: #4caf50;
  }

  .count-sep {
    margin: 0 2rpx;
    color: rgba(255, 255, 255, 0.4);
  }
}

.synthesis-btn {
  width: 100%;
  height: 80rpx;
  border-radius: 40rpx;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  font-size: 30rpx;
  font-weight: bold;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;

  &.disabled {
    background: rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.4);
  }

  &:active:not(.disabled) {
    opacity: 0.85;
  }
}
</style>