hulimall/pages/chooseArea/chooseArea.js

// pages/chooseArea/chooseArea.js
var app = getApp();
var WXAPI = require('../../utils/server.js');
Page({

  /**
   * 页面的初始数据
   */
  data: {
    searchKey: '',
    city_list: {},
    area_list: [],
    choose_area: [],
    seeAreaFlag: false,
    filterKey: '',
    level: 0,
    region: '',
    GroupID: 111,
    titleKey: 'A',
    scrollKey: 'A',
  },
  getLocation(groupID) {
    var that = this;
    var groupID = groupID
    if (!groupID) {
      groupID = that.data.GroupID
    }
    WXAPI.getLocation({
      accessId: app.globalData.accessId,
      GroupID: groupID
    }).then(res => {
      if (res.code == 200) {
        var data = res.data
        that.setData({
          city_list: data.list,
          area_list: data.xian,
        })
      }
    });
  },
  seeAreaClick(){
    var that = this;
    that.setData({
      seeAreaFlag: !that.data.seeAreaFlag
    })
  },
  searchInput: function(e) {
    this.setData({
      searchKey: e.detail.value
    })
  },
  cleardata() {
    console.log('1111')
    this.setData({
      searchKey: ''
    })
  },
  search() {
    var that = this;
    var result_list = []
    var city_list = that.data.city_list
    for (var i = 0; i < city_list.length; i++) {
      city_list[i].filter(item=>{
        if(item.G_CName.includes(that.data.searchKey)) {
          result_list.push(item)
        }
      })
    } 
    that.setData({
      filterKey: that.data.searchKey,
      city_list: result_list
    })
  },
  changeTitle(e){
    var that = this;
    that.setData({
      titleKey: e.currentTarget.dataset.key,
      scrollKey: e.currentTarget.dataset.key,
    })
  },
  clickArea(e){
    var that = this;
    var data = e.currentTarget.dataset
    // var choose_area = []
    // that.setData({
    //   choose_area: choose_area.splice(0,1,data.item),
    //   GroupID: data.item.GroupID
    // })
    // that.data.choose_area = choose_area.splice(0,1,data.item)
    var region = {
      city: data.item.G_CName,
      city_GroupID: data.item.GroupID,
      // district: that.data.choose_area[1].G_CName,
      // district_GroupID: that.data.choose_area[1].GroupID,
    }
    wx.setStorageSync('region',region)
    // that.getLocation(that.data.choose_area[1].GroupID)
    wx.navigateBack()
  },
  contentScroll(e){
    var offset = e.detail.scrollTop;
    var lineHeight;
    var that = this;
    var cityarr = ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'J', 'K', 'L', 'M', 'N', 'P', 'Q', 'R', 'S', 'T', 'W', 'X', 'Y', 'Z']
    var city_list = that.data.city_list
    // for (var i in cityarr) {
    //   lineHeight = city_list[cityarr[i]].length*40;      
    // }
    var index = parseInt(offset / 660);
    that.setData({
      titleKey: cityarr[index]
    })
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    var that = this;
    var region = wx.getStorageSync('region')
    that.setData({
      region: region,
    })
    that.getLocation(region.city_GroupID)
  },

  /**
   * 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() {

  }
})