// pages/profile/orders.js
const toast = require('../../utils/toast.js')
Page({
  data: {
    currentTab: 'all',
    orders: [],
    page: 1,
    pageSize: 10,
    hasMoreOrders: true,
    isLoading: false
  },

  onLoad: function (options) {
    // 如果有状态参数，则切换到对应状态选项卡
    if (options.status) {
      this.setData({
        currentTab: options.status
      });
    }
    
    // 加载订单列表
    this.loadOrders(true);
  },

  // 切换选项卡
  switchTab: function (e) {
    const tab = e.currentTarget.dataset.tab;
    this.setData({
      currentTab: tab,
      orders: [],
      page: 1,
      hasMoreOrders: true
    });
    this.loadOrders(true);
  },

  // 加载订单列表
  loadOrders: function (refresh = false) {
    if (this.data.isLoading || (!refresh && !this.data.hasMoreOrders)) {
      return;
    }

    this.setData({ isLoading: true });
    
    if (refresh) {
      wx.showLoading({
        title: '加载中...',
      });
    }

    // 模拟请求数据
    setTimeout(() => {
      // 模拟订单数据 - 只保留二手超市相关订单
      const mockOrders = [
        {
          id: 1,
          orderType: '二手商品',
          status: 'processing',
          statusText: '已付款',
          title: 'iPad Pro 2021 二手95新',
          price: 4500,
          image: '/images/ipad.jpg',
          createTime: '2023-05-19 10:15'
        },
        {
          id: 2,
          orderType: '二手商品',
          status: 'completed',
          statusText: '已完成',
          title: '微积分教材 同济第七版',
          price: 20,
          image: '/images/book.jpg',
          createTime: '2023-05-17 16:20'
        },
        {
          id: 3,
          orderType: '二手商品',
          status: 'refund',
          statusText: '退款中',
          title: '自行车 捷安特 ATX',
          price: 800,
          image: '/images/bike.jpg',
          createTime: '2023-05-16 09:30'
        },
        {
          id: 4,
          orderType: '二手商品',
          status: 'waiting',
          statusText: '待付款',
          title: 'AirPods Pro 二代',
          price: 1200,
          image: '/images/airpods.jpg',
          createTime: '2023-05-15 14:20'
        },
        {
          id: 5,
          orderType: '二手商品',
          status: 'completed',
          statusText: '已完成',
          title: '学习桌 可调节高度',
          price: 150,
          image: '/images/table.jpg',
          createTime: '2023-05-14 11:45'
        }
      ];

      // 根据当前选项卡筛选订单
      let filteredOrders = this.data.currentTab === 'all' ? 
        mockOrders : 
        mockOrders.filter(item => item.status === this.data.currentTab);

      // 模拟分页
      const start = (this.data.page - 1) * this.data.pageSize;
      const end = start + this.data.pageSize;
      const pageOrders = filteredOrders.slice(start, end);
      
      // 更新数据
      if (refresh) {
        this.setData({
          orders: pageOrders,
          hasMoreOrders: pageOrders.length === this.data.pageSize,
          page: this.data.page + 1,
          isLoading: false
        });
        wx.hideLoading();
        wx.stopPullDownRefresh();
      } else {
        this.setData({
          orders: [...this.data.orders, ...pageOrders],
          hasMoreOrders: pageOrders.length === this.data.pageSize,
          page: this.data.page + 1,
          isLoading: false
        });
      }
    }, 1000);
  },


  // 加载更多
  loadMore: function () {
    if (!this.data.isLoading && this.data.hasMoreOrders) {
      this.loadOrders();
    }
  },
    //雷雨田2025.8.30添加
    confirmOrder() {
      if (!this.data.address) {
        wx.showToast({ title: '请选择地址', icon: 'none' })
        return
      }
      wx.showToast({ title: '下单成功', icon: 'success' })
    },

  // 下拉刷新
  onPullDownRefresh: function () {
    this.setData({
      page: 1,
      hasMoreOrders: true
    });
    this.loadOrders(true);
  },

  // 查看订单详情
  viewOrderDetail: function (e) {
    const orderId = e.currentTarget.dataset.id;
    wx.navigateTo({
      url: `/pages/profile/order_detail?id=${orderId}`
    });
  },

  // 取消订单
  cancelOrder: function (e) {
    const orderId = e.currentTarget.dataset.id;
    wx.showModal({
      title: '确认取消',
      content: '确定要取消此订单吗？',
      success: (res) => {
        if (res.confirm) {
          // 模拟取消订单
          wx.showLoading({
            title: '处理中...',
          });

          setTimeout(() => {
            wx.hideLoading();
            
            // 更新本地订单状态或重新加载订单列表
            const orders = this.data.orders.filter(item => item.id !== orderId);
            this.setData({
              orders: orders
            });
            
            wx.showToast({
              title: '订单已取消',
              icon: 'success'
            });
          }, 1000);
        }
      }
    });
  }
})