OnlineTraining0622/pages/agoClass/agoClass.js

// const app = getApp()
const app = require('../../utils/util.js');
Page({
  data: {
    dataArr: []
  },
  getjj(sessionKey) {
    var _this = this;
    wx.request({
      url: app.globalData.publicUrl2 + '/education/student/wx/selClas',
      method: "post",
      data: {
        sessionKey: sessionKey,
        isActive: "2"
      },
      success: function (res) {
        console.log(res.data.data.length, "我是往期开班的列表")
        _this.setData({
          dataArr: res.data.data
        })
      }
    })
  },
  onLoad: function () {
    var _this = this;
    wx.checkSession({
      success: () => {
        console.log("我有缓存")
        var sessionKey = wx.getStorageSync('sessionKey');
        if (sessionKey == "") {
          wx.login({
            success(res) {
              console.log(res);
              var code = res.code
              wx.request({
                url: app.globalData.publicUrl2 + '/wx/user/wx7e7a46e129d6cd0f/login',
                method: "get",
                data: {
                  code
                },
                success: function (res) {
                  sessionKey = res.data.sessionKey;
                  wx.setStorageSync('sessionKey', res.data.sessionKey);
                  _this.getjj(sessionKey);
                }
              })
            }
          })
        } else {
          _this.getjj(sessionKey);
        }
      },
      fail() {
        console.log("我没有缓存并去登录请求")
        wx.login({
          success(res) {
            console.log(res);
            var code = res.code
            wx.request({
              url: app.globalData.publicUrl2 + '/wx/user/wx7e7a46e129d6cd0f/login',
              method: "get",
              data: {
                code
              },
              success: function (res) {
                wx.setStorageSync('sessionKey', res.data.sessionKey);
                var sessionKey = res.data.sessionKey
                _this.getjj(sessionKey);
              }
            })
          }
        })
      }
    })
  }
})