1hjz-mini/pages/index/index.js

//获取应用实例
const app = getApp()
var merchantNo = '';
Page({
  /**
   * 页面的初始数据
   */
  data: {
    indicatorDots: true,
    autoplay: true,
    interval: 5000,
    duration: 1000,
    imgUrls: [],
    // merchantNo: '',
    // bannerImage: '/images/activity_banner.png',

    menu_list: [{
        name: '拼团',
        disabled: false,
        className: 'green_button'
      },
      {
        name: '秒杀',
        disabled: true,
        className: 'gray_button'
      },
      {
        name: '夺宝',
        disabled: true,
        className: 'gray_button'
      },
      {
        name: '砍价',
        disabled: true,
        className: 'gray_button'
      }
    ],
    nowDate: new Date().getTime(),
    activityList: [],
    pageNum: 1,
    pageSize: 20,
    hasMoreData: true,
    img1: '/images/u40.png',
    addrIndex: 0,
    districtName: '',
  },
  /**
   * 城市选择
   */
  bindAddrChange: function(e) {
    this.setData({
        _num: e.detail.value + 1,
        addrIndex: e.detail.value
      }),
      this.getActivityList();
  },
  /**
   * 生命周期函数--监听页面加载 
   */
  onShow: function(options) {
    let that = this;
    //获取本地数据
    // 获取地址
    wx.getStorage({
      key: 'districtName',
      success: function(res) {
        that.setData({
          districtName: res.data
        })
      }

    });

    // 商家编号
    wx.getStorage({
      key: 'merchantNo',
      success: function(res) {
        that.setData({ merchantNo: res.data }),
        that.getActivityList();
        wx.request({
          url: app.gw.hostUrl + '/mall/wxa/activity/banner',
          method: 'get',
          data: {
            merchantNo: res.data
          },
          header: {
            'Content-Type': 'application/x-www-form-urlencoded'
          },
          success: function(res) {
            var data = res.data;
            var status = data.code;
            if (status == 0) {
              var data = res.data;
              var status = data.code;
              that.setData({
                imgUrls: data.response
              })
            } else {
              wx.showToast({
                title: data.msg,
                icon: 'none',
                duration: 3000
              });
              return;
            }
          },
          fail: function(res) {
            wx.showToast({
              title: '加载数据失败',
            });
          },
        })
      }
    });



  },

  getActivityList: function() {
    let that = this;
    wx.showNavigationBarLoading() //在标题栏中显示加载
    console.log("districtName:" + that.districtName);
    wx.request({
      url: app.gw.hostUrl + '/mall/wxa/activity/list',
      method: 'get',
      data: {
        merchantNo: that.data.merchantNo,
        pageNum: that.data.pageNum,
        pageSize: that.data.pageSize
      },
      header: {
        'Content-Type': 'application/x-www-form-urlencoded'
      },
      success: function(res) {
        var data = res.data;
        var status = data.code;
        console.log(res);
        var activitylistTem = that.data.activityList;
        if (status == 0) {
          if (that.data.pageNum == 1) {
            //刷新清空数据
            activitylistTem = [];
          }
          var list = data.response;
          if (list.length < that.data.pageSize) {
            //最后一页数据添加
            that.setData({
              activityList: activitylistTem.concat(list),
              hasMoreData: false
            });
          } else {
            that.setData({
              activityList: activitylistTem.concat(list),
              hasMoreData: true,
              pageNum: that.data.pageNum + 1
            });
          }
        } else {
          wx.showToast({
            title: data.msg,
            icon: 'none',
            duration: 3000
          });
          return;
        }
      },
      fail: function(res) {
        wx.showToast({
          title: '加载数据失败',
        });
        console.log(res)
      },
      complete: function(res) {
        // complete
        wx.hideNavigationBarLoading() //完成停止加载
        wx.stopPullDownRefresh() //停止下拉刷新
      },

    })
  },

  /**
   * 点击去开团
   */
  openGroup: function(e) {
    wx.navigateTo({
      url: '../activity_detail/activity_detail?activityNo=' + e.currentTarget.dataset.item,
    })
  },
  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function() {

  },

  /**
   * 生命周期函数--监听页面显示
   */

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

  },

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

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function() {
    let that = this;
    this.data.pageNum = 1;
    this.getActivityList();
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function() {
    if (this.data.hasMoreData) {
      this.getActivityList();
    } else {
      wx.showToast({
        title: '没有更多数据',
      })
    }
  },

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

  },
  getUserInfo: function(e) {
    console.log(e)
    app.globalData.userInfo = e.detail.userInfo
    this.setData({
      userInfo: e.detail.userInfo,
      hasUserInfo: true
    })
  }
})