<!--
 * @Date: 2022-09-19 14:11:06
 * @LastEditors: hookehuyr hookehuyr@gmail.com
 * @LastEditTime: 2025-07-03 15:55:17
 * @FilePath: /jgdl/src/pages/myOrders/index.vue
 * @Description: 订单管理页面
-->
<template>
  <view class="order-management-page">
    <nut-sticky>
    <!-- 买车/卖车切换 -->
    <view class="view-mode-toggle">
      <view class="toggle-container">
        <view
          class="toggle-option"
          :class="{ active: viewMode === 'bought' }"
          @click="setViewMode('bought')"
        >
          我买的车
        </view>
        <view
          class="toggle-option"
          :class="{ active: viewMode === 'sold' }"
          @click="setViewMode('sold')"
        >
          我卖的车
        </view>
      </view>
    </view>

    <!-- 状态筛选标签 -->
    <view class="status-tabs">
      <view
        class="tab-item"
        :class="{ active: activeTab === 'all' }"
        @click="setActiveTab('all')"
      >
        全部
      </view>
      <view
        v-if="viewMode === 'bought'"
        class="tab-item"
        :class="{ active: activeTab === 'pending' }"
        @click="setActiveTab('pending')"
      >
        待支付
      </view>
      <view
        class="tab-item"
        :class="{ active: activeTab === 'completed' }"
        @click="setActiveTab('completed')"
      >
        已完成
      </view>
      <view
        class="tab-item"
        :class="{ active: activeTab === 'cancelled' }"
        @click="setActiveTab('cancelled')"
      >
        已取消
      </view>
    </view>
    </nut-sticky>

    <!-- 订单列表 -->
    <view class="order-list">
      <!-- 滚动列表 -->
      <scroll-view
        class="order-scroll-view"
        :style="scrollStyle"
        :scroll-y="true"
        @scrolltolower="loadMore"
        @scroll="scroll"
        :lower-threshold="50"
        :enable-flex="false"
      >
        <!-- 空状态 -->
        <view v-if="filteredOrders.length === 0" class="empty-state">
          <text class="empty-text">暂无订单</text>
        </view>

        <!-- 订单卡片 -->
        <view v-else>
          <view
            v-for="order in filteredOrders"
            :key="order.id"
            class="order-card"
          >
          <!-- 订单头部信息 -->
          <view class="order-header">
            <text class="order-date">{{ order.date }}</text>
            <text class="order-status" :class="getStatusClass(order.status)">
              {{ getStatusText(order.status) }}
            </text>
          </view>

          <!-- 车辆信息 -->
          <nut-row :gutter="12" class="vehicle-info">
            <nut-col :span="6">
              <image
                :src="order.vehicle.imageUrl"
                :alt="order.vehicle.name"
                class="vehicle-image"
                mode="aspectFill"
              />
            </nut-col>
            <nut-col :span="18">
              <view class="vehicle-details">
                <text class="vehicle-name">{{ order.vehicle.name }}</text>
                <text class="vehicle-specs">
                  {{ order.vehicle.year }} | {{ order.vehicle.mileage }}
                </text>
                <text class="vehicle-battery">{{ order.vehicle.batteryCapacity }}</text>
                <text class="vehicle-price">¥{{ order.vehicle.price }}</text>
              </view>
            </nut-col>
          </nut-row>

          <!-- 操作按钮 -->
          <view class="order-actions">
            <!-- 买车模式：待支付状态 -->
            <template v-if="viewMode === 'bought' && order.status === 'pending'">
              <nut-button
                type="primary"
                size="small"
                @click="handlePayment(order.id)"
              >
                去支付
              </nut-button>
            </template>

            <!-- 已完成状态 -->
            <template v-if="order.status === 'completed'">
              <nut-button
                type="default"
                size="small"
                @click="viewOrderDetail(order.id)"
              >
                查看详情
              </nut-button>
              <nut-button
                type="primary"
                size="small"
                @click="rateOrder(order.id)"
                class="ml-2"
              >
                评价
              </nut-button>
            </template>

            <!-- 已取消状态 -->
            <template v-if="order.status === 'cancelled'">
              <nut-button
                type="default"
                size="small"
                @click="deleteOrder(order.id)"
              >
                删除订单
              </nut-button>
            </template>
          </view>
          </view>
        </view>

        <!-- 加载更多指示器 -->
        <view v-if="loading" class="loading-container">
          <text class="loading-text">加载中...</text>
        </view>

        <!-- 没有更多数据 -->
        <view v-if="!hasMore && filteredOrders.length > 0" class="no-more">
          <text class="no-more-text">没有更多订单了</text>
        </view>
      </scroll-view>
    </view>
  </view>
</template>

<script setup>
import { ref, computed, onMounted } from 'vue'
import Taro from '@tarojs/taro'
import './index.less'

// 页面状态
const activeTab = ref('all')
const viewMode = ref('bought')
const loading = ref(false)
const hasMore = ref(true)

// 模拟订单数据
const boughtOrders = ref([
  {
    id: '1',
    date: '2023-11-15 14:30',
    status: 'pending',
    vehicle: {
      name: '小牛 U1 Pro',
      year: '2022年',
      mileage: '续航120km',
      batteryCapacity: '电池容量：1.5kWh',
      price: 3999,
      imageUrl: 'https://images.unsplash.com/photo-1558981285-6f0c94958bb6?ixlib=rb-1.2.1&auto=format&fit=crop&w=800&q=60'
    }
  },
  {
    id: '2',
    date: '2023-10-28 09:15',
    status: 'completed',
    vehicle: {
      name: '雅迪 G5',
      year: '2021年',
      mileage: '续航80km',
      batteryCapacity: '电池容量：1.2kWh',
      price: 2599,
      imageUrl: 'https://images.unsplash.com/photo-1558981403-c5f9899a28bc?ixlib=rb-1.2.1&auto=format&fit=crop&w=800&q=60'
    }
  },
  {
    id: '3',
    date: '2023-09-05 16:45',
    status: 'cancelled',
    vehicle: {
      name: '绿源 MN5',
      year: '2023年',
      mileage: '续航100km',
      batteryCapacity: '电池容量：1.8kWh',
      price: 4299,
      imageUrl: 'https://images.unsplash.com/photo-1567922045116-2a00fae2ed03?ixlib=rb-1.2.1&auto=format&fit=crop&w=800&q=60'
    }
  }
])

const soldOrders = ref([
  {
    id: '4',
    date: '2023-11-10 11:20',
    status: 'pending',
    vehicle: {
      name: '爱玛 A3',
      year: '2022年',
      mileage: '续航90km',
      batteryCapacity: '电池容量：1.3kWh',
      price: 3299,
      imageUrl: 'https://images.unsplash.com/photo-1591637333184-19aa84b3e01f?ixlib=rb-1.2.1&auto=format&fit=crop&w=800&q=60'
    }
  },
  {
    id: '5',
    date: '2023-10-15 13:45',
    status: 'completed',
    vehicle: {
      name: '台铃 战速',
      year: '2023年',
      mileage: '续航110km',
      batteryCapacity: '电池容量：1.6kWh',
      price: 3599,
      imageUrl: 'https://images.unsplash.com/photo-1558980664-3a031cf67ea8?ixlib=rb-1.2.1&auto=format&fit=crop&w=800&q=60'
    }
  }
])

/**
 * 根据当前视图模式和筛选条件获取过滤后的订单列表
 */
const filteredOrders = computed(() => {
  const orders = viewMode.value === 'bought' ? boughtOrders.value : soldOrders.value

  if (activeTab.value === 'all') {
    return orders
  }

  return orders.filter(order => {
    if (activeTab.value === 'pending') return order.status === 'pending'
    if (activeTab.value === 'completed') return order.status === 'completed'
    if (activeTab.value === 'cancelled') return order.status === 'cancelled'
    return true
  })
})

// 滚动样式
const scrollStyle = computed(() => {
  return {
    height: 'calc(100vh - 320rpx)' // 减去头部和标签的高度
  }
})

/**
 * 设置视图模式（买车/卖车）
 */
const setViewMode = (mode) => {
  viewMode.value = mode
  // 重置列表加载状态
  resetListState()
}

/**
 * 设置活跃的状态标签
 */
const setActiveTab = (tab) => {
  activeTab.value = tab
  // 重置列表加载状态
  resetListState()
}

/**
 * 重置列表加载状态
 */
const resetListState = () => {
  loading.value = false
  hasMore.value = true
}

/**
 * 滚动事件处理
 */
const scroll = (e) => {
  // 可以在这里处理滚动事件
}

/**
 * 加载更多数据
 */
const loadMore = () => {
  if (loading.value || !hasMore.value) return

  loading.value = true

  // 模拟加载更多数据
  setTimeout(() => {
    loading.value = false
    // 这里可以添加实际的加载更多逻辑
    // 如果没有更多数据，设置 hasMore.value = false
  }, 1000)
}

/**
 * 获取订单状态文本
 */
const getStatusText = (status) => {
  switch (status) {
    case 'pending':
      return '待支付'
    case 'completed':
      return '已完成'
    case 'cancelled':
      return '已取消'
    default:
      return ''
  }
}

/**
 * 获取订单状态样式类
 */
const getStatusClass = (status) => {
  switch (status) {
    case 'pending':
      return 'status-pending'
    case 'completed':
      return 'status-completed'
    case 'cancelled':
      return 'status-cancelled'
    default:
      return ''
  }
}

// 页面导航相关方法可以在需要时添加

/**
 * 处理支付
 */
const handlePayment = (orderId) => {
  Taro.showToast({
    title: '跳转到支付页面',
    icon: 'none'
  })
  // TODO: 实现支付逻辑
}

/**
 * 查看订单详情
 */
const viewOrderDetail = (orderId) => {
  Taro.navigateTo({
    url: `/pages/orderDetail/index?id=${orderId}`
  })
}

/**
 * 评价订单
 */
const rateOrder = (orderId) => {
  Taro.showToast({
    title: '跳转到评价页面',
    icon: 'none'
  })
  // TODO: 实现评价逻辑
}

/**
 * 删除订单
 */
const deleteOrder = (orderId) => {
  Taro.showModal({
    title: '确认删除',
    content: '确定要删除这个订单吗？',
    success: (res) => {
      if (res.confirm) {
        // TODO: 实现删除订单逻辑
        Taro.showToast({
          title: '订单已删除',
          icon: 'success'
        })
      }
    }
  })
}

// 页面加载时的初始化
onMounted(() => {
  // TODO: 加载订单数据
})
</script>

<script>
export default {
  name: "OrderManagementPage",
};
</script>

<style lang="less">
/* 样式已移至 index.less 文件 */
</style>