electricity_bill_calc_wx/childPackage/pages/billDetail/index.js

import { getReportDetail } from "../../../service/report";
import { alertInfo, alertSuccess, getPixelRatio } from "../../../utils/index";
import request from '../../../utils/request'
import * as echarts from '../../components/echarts/echarts';
const { OK } = request

// pages/billDetail/index.js
Page({

  /**
   * 页面的初始数据
   */
  data: {
    id: "",
    time: "",
    detail: {},
    meters: [],
    header1: [
      { key: 'address', title: '电表地址' },
      { title: '起码',renderBody: (item) => { return item?.startNumber } },
      { title: '止码',renderBody: (item) => { return item?.endNumber } },
      { title: '倍率',renderBody: (item) => { return item?.displayRatio } },
    ],
    header2: [
      { title: '用电量', renderBody: (item) => item?.overall?.amount },
      { title: '线损电量',renderBody: (item) => item?.loss?.amount },
      { title: '公摊电量',renderBody: (item) => item?.publicAmount },
      { title: '合计电量',renderBody: (item) => { 
        
      } },
    ]
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    const { id, time } = options;
    this.init(id, time);
  },
  async init(id, time) {
    const { code, message, detail, amount } = await getReportDetail(id)
    if (code !== OK) {
      alertInfo(message)
      return;
    }
    this.setData({
      id, 
      time, 
      detail, 
      amount: amount,
      meters: detail?.meters?.map(item => {
        const finalAmount = Number(item?.overall?.amount || 0) + Number(item?.loss?.amount || 0) + Number(item?.publicAmount || 0)
        item.finalAmount = Number(finalAmount).toFixed(2)
        return item;
      })
    })
    const option = {
      tooltip: {
        trigger: 'item'
      },
      legend: {
        top: 10,
        left: 'center'
      },
      label: {
        alignTo: 'edge',
        formatter: '{name|{b}}\n{value|{c} }',
        minMargin: 5,
        edgeDistance: 10,
        lineHeight: 15,
        rich: {
          time: {
            fontSize: 10,
            color: '#999'
          }
        }
      },
      series: [
        {
          type: 'pie',
          radius: '50%',
          data: [
            { value: detail.comprehensive.lossAmount, name: '本期线损电量', itemStyle: { color: 'rgb(104,187,196)' } },
            { value: detail.comprehensive.consumption, name: '本期用电量', itemStyle: { color: 'rgb(80,135,236)' } },
  
          ],
        }
      ]
    };
    this.init_pieCharts(option);
    const that = this;
    wx.getSystemInfo({
      success: function (res) {
        that.setData({
          statusBarHeight : res.statusBarHeight,
          navBarHeight : res.statusBarHeight , // 顶部导航栏高度为 44px
          jiaonangheight: wx.getMenuButtonBoundingClientRect().height, // 胶囊高度
          jiaonangwidth:wx.getMenuButtonBoundingClientRect().width,
        })
      },
    })
  },
  init_pieCharts: function(options) {
    this.selectComponent('#echarts').init((canvas, width, height) => {
      // 初始化图表
      const pieChart = echarts.init(canvas, null, {
        width: width,
        height: height,
        devicePixelRatio: getPixelRatio(),
      });
      
      pieChart.setOption(options);
      // 注意这里一定要返回 chart 实例，否则会影响事件处理等
      return pieChart;
    });
  },
  download() {
    const { id: tenement } = wx.getStorageSync('tenement')
    const { id } = this.data;
    wx.showModal({
      title: '提示',
      content: '为了您更好的体验，请复制链接，通过浏览器打开下载',
      showCancel: true,
      cancelText: '关闭',
      confirmText: '复制链接',

      complete: (res) => {
        if (res.confirm) {
          const result = wx.getAccountInfoSync();
          const { envVersion } = result.miniProgram;
          switch (envVersion) {
            // 开发版
            case 'develop':
              wx.setClipboardData({
                data: `http://1.92.72.5:8080/user-report/?report=${id}&tenement=${tenement}`,
                success: () => {
                  alertSuccess("复制成功")
                }
              })
              break;
            // 体验版
            case 'trial':
              wx.setClipboardData({
                data: `http://1.92.72.5:8080/user-report/?report=${id}&tenement=${tenement}`,
                success: () => {
                  alertSuccess("复制成功")
                }
              })
              break;
            // 正式版
            case 'release':
              wx.setClipboardData({
                data: `https://zgd.hbhcbn.com/user-report/?report=${id}&tenement=${tenement}`,
                success: () => {
                  alertSuccess("复制成功")
                }
              })
              break;
          }
         
        }
      }
    })
  },
  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady() {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow() {

  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide() {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload() {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh() {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom() {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage() {

  }
})