const request = require('../../utils/request');
Page({
  data: null,
  onLoad(options) {
    // 获取车辆ID
    if (options.id) {
      this.setData({
        carId: options.id
      });
    }
    // 加载车辆详情
    this.loadCarDetail();
  },

  onShow() {
    // 页面显示时刷新数据
    this.refreshData();
  },

  onShareAppMessage() {
    // 分享配置
    return {
      title: this.data.carDetail.title,
      desc: `${this.data.carDetail.desc} - 仅售${this.data.carDetail.price}万`,
      path: `/pages/car-detail/car-detail?id=${this.data.carId}`,
      imageUrl: this.data.carDetail.cover_image[0]
    };
  },

  onShareTimeline() {
    // 分享到朋友圈
    return {
      title: `${this.data.carDetail.title} - 仅售${this.data.carDetail.price}万`,
      imageUrl: this.data.carDetail.cover_image[0]
    };
  },

  // 初始化数据
  initializeData() {
    const { carDetail } = this.data;
    
    // 计算优惠金额
    const discountAmount = (carDetail.re_price - carDetail.price).toFixed(1);
    
    // 转换属性为数组格式
    const attributesList = Object.entries(carDetail.attributes).map(([key, value]) => ({
      key,
      value
    }));

    this.setData({
      discountAmount,
      attributesList
    });
  },

  // 加载车辆详情
  async loadCarDetail() {
    if (!this.data.carId) return;

    this.setData({ loading: true });

    try {

      // 模拟API调用
      const carDetail = await this.fetchCarDetail(this.data.carId);
      console.log(carDetail)
      if (carDetail) {
        // 计算优惠金额
        const discountAmount = (carDetail.re_price - carDetail.price).toFixed(1);
        
        // 转换属性为数组格式
        const attributesList = Object.entries(carDetail.attr).map(([key, value]) => ({
          key,
          value
        }));

        this.setData({
          carDetail,
          discountAmount,
          attributesList
        });
      }
    } catch (error) {
      console.error('加载车辆详情失败:', error);
      wx.showToast({
        title: '加载失败',
        icon: 'none'
      });
    } finally {
      this.setData({ loading: false });
    }
  },


  async fetchCarDetail(id) {
    try {
      const raw = await request({
        url: '/admin/wechat/api/carInfo?id=' + id,
        method: 'GET'
      });
      return raw;
    } catch (err) {
      console.error('加载品牌失败', err);
    }
  },

  // 刷新数据
  refreshData() {
    // 可以在这里添加数据刷新逻辑
    console.log('页面数据刷新');
  },

  // 返回上一页
  goBack() {
    // 检查是否有上一页
    const pages = getCurrentPages();
    if (pages.length > 1) {
      wx.navigateBack({
        delta: 1
      });
    } else {
      // 如果没有上一页，跳转到首页
      wx.redirectTo({
        url: '/pages/index/index'
      });
    }
  },

  // 分享车辆
  shareVehicle() {
    const { carDetail } = this.data;
    
    // 显示分享菜单
    wx.showActionSheet({
      itemList: ['分享给朋友', '分享到朋友圈', '复制链接'],
      success: (res) => {
        switch(res.tapIndex) {
          case 0:
            // 分享给朋友 - 由微信原生分享处理
            break;
          case 1:
            // 分享到朋友圈
            this.shareToTimeline();
            break;
          case 2:
            // 复制链接
            this.copyLink();
            break;
        }
      }
    });
  },

  // 分享到朋友圈
  shareToTimeline() {
    // 由于小程序限制，这里只能提示用户
    wx.showModal({
      title: '分享提示',
      content: '请点击右上角菜单选择"分享到朋友圈"',
      showCancel: false
    });
  },

  // 复制链接
  copyLink() {
    const shareUrl = `https://yourapp.com/car-detail?id=${this.data.carId}`;
    
    wx.setClipboardData({
      data: shareUrl,
      success: () => {
        wx.showToast({
          title: '链接已复制',
          icon: 'success'
        });
      },
      fail: () => {
        wx.showToast({
          title: '复制失败',
          icon: 'none'
        });
      }
    });
  },

  // 拨打电话
  makePhoneCall(e) {
    const phone = e.currentTarget.dataset.phone || this.data.contactPhone;
    
    wx.makePhoneCall({
      phoneNumber: phone,
      success: () => {
        console.log('拨打电话成功');
      },
      fail: (err) => {
        console.error('拨打电话失败:', err);
        wx.showToast({
          title: '拨打失败',
          icon: 'none'
        });
      }
    });
  },

  // 打开微信咨询
  openWechat() {
    // 方案1: 复制微信号
    const wechatId = 'car_consultant_001';
    
    wx.showModal({
      title: '微信咨询',
      content: `客服微信号：${wechatId}\n点击确定复制微信号`,
      success: (res) => {
        if (res.confirm) {
          wx.setClipboardData({
            data: wechatId,
            success: () => {
              wx.showToast({
                title: '微信号已复制',
                icon: 'success'
              });
            }
          });
        }
      }
    });
  },

  // 图片预览
  previewImage(e) {
    const current = e.currentTarget.dataset.src;
    const urls = this.data.carDetail.cover_image;
    
    wx.previewImage({
      current,
      urls
    });
  },

  // 收藏车辆
  toggleFavorite() {
    // 这里应该调用收藏API
    wx.showToast({
      title: '收藏成功',
      icon: 'success'
    });
  },

  // 查看更多图片
  viewMoreImages() {
    wx.navigateTo({
      url: `/pages/car-images/car-images?id=${this.data.carId}`
    });
  },

  // 查看检测报告
  viewInspectionReport() {
    const { carDetail } = this.data;
    
    if (carDetail.attributes['检测状态'] === '已检测') {
      wx.navigateTo({
        url: `/pages/inspection-report/inspection-report?id=${this.data.carId}`
      });
    } else {
      wx.showToast({
        title: '暂无检测报告',
        icon: 'none'
      });
    }
  },

  // 计算器
  openCalculator() {
    wx.navigateTo({
      url: `/pages/loan-calculator/loan-calculator?price=${this.data.carDetail.price}`
    });
  },

  // 预约看车
  bookViewing() {
    wx.navigateTo({
      url: `/pages/book-viewing/book-viewing?id=${this.data.carId}`
    });
  },

  // 举报车辆
  reportVehicle() {
    wx.showActionSheet({
      itemList: ['价格有误', '车况描述不符', '联系方式错误', '其他问题'],
      success: (res) => {
        const reasons = ['价格有误', '车况描述不符', '联系方式错误', '其他问题'];
        const reason = reasons[res.tapIndex];
        
        wx.showModal({
          title: '举报确认',
          content: `您要举报的原因：${reason}`,
          success: (modalRes) => {
            if (modalRes.confirm) {
              // 提交举报
              this.submitReport(reason);
            }
          }
        });
      }
    });
  },

  // 提交举报
  submitReport(reason) {
    // 这里应该调用举报API
    wx.showToast({
      title: '举报成功',
      icon: 'success'
    });
  },

  // 页面下拉刷新
  onPullDownRefresh() {
    this.loadCarDetail().then(() => {
      wx.stopPullDownRefresh();
    });
  },

  // 页面触底加载
  onReachBottom() {
    // 如果有相关推荐车辆，可以在这里加载
    console.log('触底加载更多');
  },

  // 用户点击右上角分享
  onShareAppMessage() {
    return {
      title: this.data.carDetail.title,
      desc: `${this.data.carDetail.desc} - 仅售${this.data.carDetail.price}万`,
      path: `/pages/car-detail/car-detail?id=${this.data.carId}`,
      imageUrl: this.data.carDetail.cover_image[0]
    };
  }
});