cfc/cfc-frontend/pages/diet/index.vue

<template>
  <view class="diet-page">
    <scroll-view class="content" scroll-y>
      <!-- 页面标题区 -->
      <view class="page-header">
        <view class="header-icon-wrap">
          <text class="header-icon">🍽️</text>
        </view>
        <view class="header-text">
          <text class="header-title">饮食推荐</text>
          <text class="header-subtitle">科学膳食 · 健康生活</text>
        </view>
      </view>

      <!-- 今日共餐摘要 -->
      <view class="card">
        <view class="card-header">
          <view class="card-dot"></view>
          <text class="card-title">今日共餐</text>
        </view>
        <view class="card-body">
          <view class="meal-grid">
            <view class="meal-item" v-if="mealSummary.breakfast">
              <text class="meal-emoji">🌅</text>
              <text class="meal-label">早餐</text>
              <text class="meal-members">{{ mealSummary.breakfast }}</text>
            </view>
            <view class="meal-item" v-if="mealSummary.lunch">
              <text class="meal-emoji">☀️</text>
              <text class="meal-label">午餐</text>
              <text class="meal-members">{{ mealSummary.lunch }}</text>
            </view>
            <view class="meal-item" v-if="mealSummary.dinner">
              <text class="meal-emoji">🌙</text>
              <text class="meal-label">晚餐</text>
              <text class="meal-members">{{ mealSummary.dinner }}</text>
            </view>
          </view>
          <view class="empty-hint" v-if="!mealSummary.breakfast && !mealSummary.lunch && !mealSummary.dinner">
            <text class="empty-icon">📋</text>
            <text class="empty-text">尚未配置共餐</text>
            <text class="empty-sub">点击下方「共餐配置」开始设置</text>
          </view>
        </view>
      </view>

      <!-- 食材推荐器 -->
      <view class="card">
        <view class="card-header">
          <view class="card-dot"></view>
          <text class="card-title">今日食材推荐</text>
        </view>
        <view class="card-body">
          <view class="action-bar">
            <view class="action-btn" @tap="refreshIngredients">
              <text class="action-btn-text">🔄 换一批</text>
            </view>
            <view class="action-btn action-btn-primary" @tap="showFoodPicker">
              <text class="action-btn-text-primary">+ 添加食材</text>
            </view>
            <view class="action-btn action-btn-accent" @tap="generateRecipe" :class="{'action-btn-disabled': selectedIngredients.length === 0}">
              <text class="action-btn-text-accent">✨ 生成食谱</text>
            </view>
          </view>

          <view class="ingredient-list" v-if="ingredients.length > 0">
            <view class="ingredient-item" v-for="(item, index) in ingredients" :key="getIngredientKey(item, index)">
              <view class="ingredient-left">
                <view class="ingredient-badge">
                  <text class="ingredient-badge-text">{{ index + 1 }}</text>
                </view>
                <view class="ingredient-info">
                  <text class="ingredient-name">{{ item.name }}</text>
                  <text class="ingredient-reason" v-if="item.reason">{{ item.reason }}</text>
                </view>
              </view>
              <view class="ingredient-remove" @tap="removeIngredient(index)">
                <text class="remove-text">✕</text>
              </view>
            </view>
          </view>
          <view class="empty-state" v-else>
            <text class="empty-icon">🥬</text>
            <text class="empty-text">{{ ingredientsLoading ? '加载中...' : '暂无推荐食材' }}</text>
            <text class="empty-sub" v-if="!ingredientsLoading">点击「添加食材」或「换一批」获取推荐</text>
          </view>
        </view>
      </view>

      <!-- 快捷入口 -->
      <view class="section-label">
        <text class="section-label-text">常用功能</text>
      </view>
      <view class="nav-grid">
        <view class="nav-item" @tap="navTo('/pages/diet/food-query')">
          <view class="nav-icon-wrap nav-icon-green">
            <text class="nav-icon">🥗</text>
          </view>
          <text class="nav-label">食材查询</text>
        </view>
        <view class="nav-item" @tap="navTo('/pages/diet/records')">
          <view class="nav-icon-wrap nav-icon-blue">
            <text class="nav-icon">📝</text>
          </view>
          <text class="nav-label">饮食记录</text>
        </view>
        <view class="nav-item" @tap="navTo('/pages/diet/preferences')">
          <view class="nav-icon-wrap nav-icon-orange">
            <text class="nav-icon">📋</text>
          </view>
          <text class="nav-label">调研表</text>
        </view>
        <view class="nav-item" @tap="navTo('/pages/diet/meal-config')">
          <view class="nav-icon-wrap nav-icon-purple">
            <text class="nav-icon">👨‍👩‍👧</text>
          </view>
          <text class="nav-label">共餐配置</text>
        </view>
        <view class="nav-item" @tap="navTo('/pages/diet/recommendation')">
          <view class="nav-icon-wrap nav-icon-red">
            <text class="nav-icon">🍽️</text>
          </view>
          <text class="nav-label">食谱推荐</text>
        </view>
      </view>

      <!-- 本周趋势 -->
      <view class="card" v-if="trendData.days > 0">
        <view class="card-header">
          <view class="card-dot"></view>
          <text class="card-title">本周饮食</text>
        </view>
        <view class="card-body">
          <view class="trend-row">
            <view class="trend-item">
              <text class="trend-num">{{ trendData.totalCalories || 0 }}</text>
              <text class="trend-unit">kcal</text>
              <text class="trend-label">总摄入</text>
            </view>
            <view class="trend-divider"></view>
            <view class="trend-item">
              <text class="trend-num">{{ trendData.days }}</text>
              <text class="trend-unit">天</text>
              <text class="trend-label">记录天数</text>
            </view>
          </view>
        </view>
      </view>

      <!-- 底部留白 -->
      <view class="bottom-space"></view>
    </scroll-view>

    <!-- 食材选择弹窗 -->
    <view class="modal" v-if="showPicker" @tap="closePicker">
      <view class="modal-mask"></view>
      <view class="modal-content" @tap.stop>
        <view class="modal-header">
          <text class="modal-title">选择食材</text>
          <view class="modal-close" @tap="closePicker">
            <text class="close-text">✕</text>
          </view>
        </view>
        <view class="search-wrap">
          <input class="search-input" placeholder="搜索食材..." placeholder-style="color:#bbb" v-model="searchQuery" @input="searchFood" />
        </view>
        <scroll-view class="food-list" scroll-y>
          <view class="food-item" v-for="food in searchResults" :key="food.id" @tap="addFood(food)">
            <text class="food-name">{{ food.name }}</text>
            <text class="food-tag">{{ food.category }}</text>
          </view>
        </scroll-view>
        <view class="empty-state" v-if="searchResults.length === 0 && searchQuery">
          <text class="empty-text">未找到匹配食材</text>
        </view>
      </view>
    </view>
  </view>
</template>

<script>
import { getDietIngredients, refreshDietIngredients, addDietIngredient, removeDietIngredient, generateDietRecommendation, getMealConfig } from '@/utils/api.js'
import { parseDate } from '@/utils/format.js'

export default {
  data: function() {
    return {
      familyId: null,
      familyMemberId: null,
      ingredients: [],
      selectedIngredients: [],
      ingredientsLoading: false,
      mealSummary: {},
      trendData: {},
      showPicker: false,
      searchQuery: '',
      searchResults: [],
      uploadPromptShown: false
    }
  },
  onLoad: function() {
    this.familyId = uni.getStorageSync('familyId')
    this.familyMemberId = uni.getStorageSync('currentChildId') || uni.getStorageSync('currentMemberId') || uni.getStorageSync('userId')
    this.loadIngredients()
    this.loadMealSummary()
  },
  onShow: function() {
    this.loadIngredients()
    this.loadMealSummary()
  },
  methods: {
    navTo: function(url) {
      uni.navigateTo({ url: url })
    },
    getIngredientKey: function(item, index) {
      return 'ing-' + (item.id || index)
    },
    loadIngredients: function() {
      this.ingredientsLoading = true
      var self = this
      getDietIngredients().then(function(res) {
        self.ingredientsLoading = false
        if (res && res.ingredients) {
          self.ingredients = res.ingredients
          if (res.ingredients.length === 0 && !self.uploadPromptShown) {
            self.uploadPromptShown = true
            uni.showModal({
              title: '暂无推荐食材',
              content: '还未上传菌群报告，无法生成个性化食材推荐。是否前往上传报告？',
              confirmText: '去上传',
              cancelText: '稍后',
              success: function(modalRes) {
                if (modalRes.confirm) {
                  uni.navigateTo({ url: '/pages/health/report-upload' })
                }
              }
            })
          }
        }
      }).catch(function() {
        self.ingredientsLoading = false
      })
    },
    refreshIngredients: function() {
      var self = this
      refreshDietIngredients().then(function(res) {
        if (res && res.ingredients) {
          self.ingredients = res.ingredients
        }
      })
    },
    addIngredient: function(index) {
      var self = this
      var item = this.ingredients[index]
      addDietIngredient({ food_id: item.foodId, name: item.name }).then(function(res) {
        self.loadIngredients()
      })
    },
    removeIngredient: function(index) {
      var self = this
      var item = this.ingredients[index]
      removeDietIngredient({ food_id: item.foodId }).then(function(res) {
        self.loadIngredients()
      })
    },
    generateRecipe: function() {
      var self = this
      var foodIds = this.ingredients.map(function(item) { return { food_id: item.foodId, name: item.name } })
      generateDietRecommendation({
        date: self.formatDate(new Date()),
        meal_type: 'all',
        selected_foods: JSON.stringify(foodIds)
      }).then(function(res) {
        if (res && res.id) {
          uni.showToast({ title: '食谱生成成功', icon: 'success' })
          setTimeout(function() {
            self.navTo('/pages/diet/recommendation')
          }, 1000)
        }
      })
    },
    formatDate: function(date) {
      var d = parseDate(date)
      if (!d) return ''
      var m = (d.getMonth() + 1).toString()
      if (m.length < 2) m = '0' + m
      var day = d.getDate().toString()
      if (day.length < 2) day = '0' + day
      return d.getFullYear() + '-' + m + '-' + day
    },
    loadMealSummary: function() {
      var self = this
      var dateType = self.isWeekend(new Date()) ? 'weekend' : 'weekday'
      Promise.all([
        getMealConfig({ date_type: dateType, meal_type: 'breakfast' }),
        getMealConfig({ date_type: dateType, meal_type: 'lunch' }),
        getMealConfig({ date_type: dateType, meal_type: 'dinner' })
      ]).then(function(results) {
        self.mealSummary.breakfast = self.parseMembers(results[0])
        self.mealSummary.lunch = self.parseMembers(results[1])
        self.mealSummary.dinner = self.parseMembers(results[2])
      })
    },
    parseMembers: function(config) {
      if (!config || !config.participantMemberIds) return ''
      try {
        var ids = JSON.parse(config.participantMemberIds)
        return '共 ' + ids.length + ' 人'
      } catch (e) {
        return ''
      }
    },
    isWeekend: function(date) {
      var day = date.getDay()
      return day === 0 || day === 6
    },
    showFoodPicker: function() {
      this.showPicker = true
    },
    closePicker: function() {
      this.showPicker = false
      this.searchQuery = ''
      this.searchResults = []
    },
    searchFood: function() {
      if (!this.searchQuery) {
        this.searchResults = []
        return
      }
      this.searchResults = []
    },
    addFood: function(food) {
      var self = this
      addDietIngredient({ food_id: food.id, name: food.name }).then(function(res) {
        self.closePicker()
        self.loadIngredients()
      })
    }
  }
}
</script>

<style scoped>
.diet-page {
  min-height: 100vh;
  background: linear-gradient(180deg, #FFF7ED 0%, #FFF3E6 30%, #F5F7FA 100%);
}
.content {
  padding: 24rpx 32rpx;
}

/* 页面头部 */
.page-header {
  display: flex;
  align-items: center;
  padding: 20rpx 0 32rpx;
}
.header-icon-wrap {
  width: 80rpx;
  height: 80rpx;
  border-radius: 24rpx;
  background: linear-gradient(135deg, #FF8C42, #FFB366);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 24rpx;
  flex-shrink: 0;
}
.header-icon {
  font-size: 40rpx;
}
.header-text {
  display: flex;
  flex-direction: column;
}
.header-title {
  font-size: 36rpx;
  font-weight: 700;
  color: #333;
}
.header-subtitle {
  font-size: 24rpx;
  color: #999;
  margin-top: 4rpx;
}

/* 卡片通用 */
.card {
  background: #FFFFFF;
  border-radius: 24rpx;
  margin-bottom: 24rpx;
  box-shadow: 0 4rpx 20rpx rgba(255, 140, 66, 0.08);
  overflow: hidden;
}
.card-header {
  display: flex;
  align-items: center;
  padding: 28rpx 28rpx 0;
}
.card-dot {
  width: 8rpx;
  height: 32rpx;
  border-radius: 4rpx;
  background: linear-gradient(180deg, #FF8C42, #FFB366);
  margin-right: 16rpx;
  flex-shrink: 0;
}
.card-title {
  font-size: 30rpx;
  font-weight: 600;
  color: #333;
}
.card-body {
  padding: 24rpx 28rpx 28rpx;
}

/* 共餐格子 */
.meal-grid {
  display: flex;
  justify-content: space-between;
}
.meal-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #FFF8F0;
  border-radius: 16rpx;
  padding: 24rpx 12rpx;
  margin-left: 12rpx;
  margin-right: 12rpx;
}
.meal-item:first-child {
  margin-left: 0;
}
.meal-item:last-child {
  margin-right: 0;
}
.meal-emoji {
  font-size: 36rpx;
  margin-bottom: 8rpx;
}
.meal-label {
  font-size: 24rpx;
  color: #666;
  margin-bottom: 4rpx;
}
.meal-members {
  font-size: 24rpx;
  color: #FF8C42;
  font-weight: 600;
}

/* 操作按钮栏 */
.action-bar {
  display: flex;
  margin-bottom: 24rpx;
}
.action-btn {
  padding: 14rpx 24rpx;
  border-radius: 32rpx;
  background: #F5F5F5;
  margin-right: 16rpx;
}
.action-btn:last-child {
  margin-right: 0;
}
.action-btn-primary {
  background: #FF8C42;
}
.action-btn-accent {
  background: #FFF0E0;
}
.action-btn-disabled {
  opacity: 0.4;
}
.action-btn-text {
  font-size: 24rpx;
  color: #666;
}
.action-btn-text-primary {
  font-size: 24rpx;
  color: #FFFFFF;
}
.action-btn-text-accent {
  font-size: 24rpx;
  color: #FF8C42;
}

/* 食材列表 */
.ingredient-list {
  margin-top: 8rpx;
}
.ingredient-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20rpx 0;
  border-bottom: 1rpx solid #F5F5F5;
}
.ingredient-item:last-child {
  border-bottom: none;
}
.ingredient-left {
  display: flex;
  align-items: center;
  flex: 1;
}
.ingredient-badge {
  width: 40rpx;
  height: 40rpx;
  border-radius: 12rpx;
  background: linear-gradient(135deg, #FF8C42, #FFB366);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 20rpx;
  flex-shrink: 0;
}
.ingredient-badge-text {
  font-size: 20rpx;
  color: #FFFFFF;
  font-weight: 600;
}
.ingredient-info {
  display: flex;
  flex-direction: column;
  flex: 1;
}
.ingredient-name {
  font-size: 28rpx;
  color: #333;
  font-weight: 500;
}
.ingredient-reason {
  font-size: 22rpx;
  color: #999;
  margin-top: 4rpx;
}
.ingredient-remove {
  width: 48rpx;
  height: 48rpx;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.remove-text {
  font-size: 28rpx;
  color: #ccc;
}

/* 区域标签 */
.section-label {
  padding: 8rpx 0 16rpx;
}
.section-label-text {
  font-size: 28rpx;
  font-weight: 600;
  color: #333;
}

/* 快捷入口网格 */
.nav-grid {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 24rpx;
}
.nav-item {
  width: 20%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20rpx 0;
  position: relative;
  z-index: 1;
}
.nav-icon-wrap {
  width: 88rpx;
  height: 88rpx;
  border-radius: 24rpx;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12rpx;
}
.nav-icon-green {
  background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
}
.nav-icon-blue {
  background: linear-gradient(135deg, #E3F2FD, #BBDEFB);
}
.nav-icon-orange {
  background: linear-gradient(135deg, #FFF3E0, #FFE0B2);
}
.nav-icon-purple {
  background: linear-gradient(135deg, #F3E5F5, #E1BEE7);
}
.nav-icon-red {
  background: linear-gradient(135deg, #FBE9E7, #FFCCBC);
}
.nav-icon {
  font-size: 36rpx;
}
.nav-label {
  font-size: 22rpx;
  color: #333;
}

/* 趋势卡片 */
.trend-row {
  display: flex;
  align-items: center;
}
.trend-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.trend-divider {
  width: 1rpx;
  height: 60rpx;
  background: #F0F0F0;
}
.trend-num {
  font-size: 48rpx;
  font-weight: 700;
  color: #FF8C42;
}
.trend-unit {
  font-size: 22rpx;
  color: #999;
  margin-top: 4rpx;
}
.trend-label {
  font-size: 22rpx;
  color: #666;
  margin-top: 4rpx;
}

/* 空状态 */
.empty-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20rpx 0;
}
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40rpx 0;
}
.empty-icon {
  font-size: 48rpx;
  margin-bottom: 12rpx;
}
.empty-text {
  font-size: 26rpx;
  color: #999;
}
.empty-sub {
  font-size: 22rpx;
  color: #ccc;
  margin-top: 8rpx;
}

/* 弹窗 */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.modal-mask {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}
.modal-content {
  position: relative;
  width: 100%;
  max-height: 80vh;
  background: #FFFFFF;
  border-radius: 32rpx 32rpx 0 0;
  padding: 32rpx;
  z-index: 1;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24rpx;
}
.modal-title {
  font-size: 32rpx;
  font-weight: 600;
  color: #333;
}
.modal-close {
  width: 48rpx;
  height: 48rpx;
  display: flex;
  align-items: center;
  justify-content: center;
}
.close-text {
  font-size: 32rpx;
  color: #999;
}
.search-wrap {
  margin-bottom: 20rpx;
}
.search-input {
  border: 1rpx solid #eee;
  border-radius: 40rpx;
  padding: 20rpx 28rpx;
  font-size: 28rpx;
  background: #F8F8F8;
}
.food-list {
  max-height: 500rpx;
}
.food-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24rpx 0;
  border-bottom: 1rpx solid #F5F5F5;
}
.food-name {
  font-size: 28rpx;
  color: #333;
}
.food-tag {
  font-size: 22rpx;
  color: #FF8C42;
  background: #FFF0E0;
  padding: 6rpx 16rpx;
  border-radius: 20rpx;
}

/* 底部留白 */
.bottom-space {
  height: 40rpx;
}
</style>