OnlineTraining0622/pages/index/index.js

// const app = getApp()
const app = require('../../utils/util.js');
Page({
  data: {
    wqdataArr: 0,
    jjdataArr: 0,
    // 课程轮播
    "bnrUrl": [],
    gridArr: [{
      "url": "/images/icon1.png",
      "name": "在线直播",
    }, {
      "url": "/images/icon2.png",
      "name": "在线录播",
    }, {
      "url": "/images/icon3.png",
      "name": "互动答疑",
    }, {
      "url": "/images/icon4.png",
      "name": "测试答卷",
    }],
    xczsArr: []
  },
  gomyClass(e) {
    console.log(e.currentTarget.dataset.item.isActive, "我是测试跳转的")
    if (e.currentTarget.dataset.item.isActive == 5) {
      wx.switchTab({
        url: '/pages/myClass/myClass',
      })
    }
  },
  // 即将开班
  gostartClass(e) {
    if (e.currentTarget.dataset.item !== 0) {
      wx.navigateTo({
        url: '/pages/startClass/startClass',
      })
    } else {
      wx.showModal({
        showCancel: false,
        content: "您还没有即将开班哦",
        success(res) {
          if (res.confirm) {
            wx.switchTab({
              url: '../index/index'
            })
          }
        }
      })
    }
  },
  goagoClass(e) {
    if (e.currentTarget.dataset.item !== 0) {
      wx.navigateTo({
        url: '/pages/agoClass/agoClass',
      })
    } else {
      wx.showModal({
        showCancel: false,
        content: "您还没有往期开班哦",
        success(res) {
          if (res.confirm) {
            wx.switchTab({
              url: '../index/index'
            })
          }
        }
      })
    }
  },
  // 宣传展示查看更多
  xczsMore() {
    wx.navigateTo({
      url: '/pages/exhibitionList/exhibitionList?id=0',
    })
  },
  // 每个宣传展示跳转详情页
  turnDetails(e) {
    var num = e.currentTarget.id;
    wx.navigateTo({
      url: '/pages/exhibitionList/exhibitionList?id=' + num,
    })
  },
  // 首页的四个点击
  goGrid(e) {
    // console.log(e)
    if (e.currentTarget.dataset.id == 0) {
      wx.navigateTo({
        url: '/pages/onlineClass/onlineClass',
      })
    } else if (e.currentTarget.dataset.id == 1) {
      wx.navigateTo({
        url: '/pages/demandCourses/demandCourses',
      })
    } else if (e.currentTarget.dataset.id == 2) {
      wx.navigateTo({
        url: '/pages/myInteractions/myInteractions',
      })
    } else if (e.currentTarget.dataset.id == 3) {
      wx.navigateTo({
        url: '/pages/testAnswer/testAnswer',
      })
    }
  },
  // banner图
  getBanner(sessionKey) {
    var _this = this;
    wx.request({
      url: app.globalData.publicUrl2 + '/wx/student/selAllClas',
      method: "post",
      data: {
        sessionKey: sessionKey
      },
      success: function (res) {
        _this.setData({
          bnrUrl: res.data.data.claList
        })
      }
    })
  },
  // 即将开班
  getjjLength(sessionKey) {
    var _this = this;
    wx.request({
      url: app.globalData.publicUrl2 + '/wx/student/selClas',
      method: "post",
      data: {
        sessionKey: sessionKey,
        isActive: "0"
      },
      success: function (res) {
        // console.log(res.data.data.length, "我是即将开班的列表")
        if (res.data.data)
          _this.setData({
            jjdataArr: res.data.data.length
          })
      }
    })
  },
  // 往期开班
  getwqLength(sessionKey) {
    var _this = this;
    wx.request({
      url: app.globalData.publicUrl2 + '/wx/student/selClas',
      method: "post",
      data: {
        sessionKey: sessionKey,
        isActive: "2"
      },
      success: function (res) {
        // console.log(res, "我是往期开班的列表")
        if (res.data.data)
          _this.setData({
            wqdataArr: res.data.data.length
          })
      }
    })
  },
  // 四个宣传图
  getfour() {
    console.log("调取公开课")
    var _this = this;
    wx.request({
      url: app.globalData.publicUrl2 + '/wx/course/listCategory',
      method: "post",
      success: function (res) {
        console.log(res.data.list)
        _this.setData({
          xczsArr: res.data.list
        })
      },
      fail(res) {
        console.log(res, "调取请求公开课失败")
      }
    })
  },
  onReady: function () {},
  onShow: 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.getBanner(sessionKey);
                  _this.getjjLength(sessionKey);
                  _this.getwqLength(sessionKey);
                  _this.getfour();
                }
              })
            }
          })
        } else {
          _this.getBanner(sessionKey);
          _this.getjjLength(sessionKey);
          _this.getwqLength(sessionKey);
          _this.getfour();
        }
      },
      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.getBanner(sessionKey);
                this.getjjLength(sessionKey);
                this.getwqLength(sessionKey);
                this.getfour();
              }
            })
          }
        })
      }
    })
  }
})