YD_WeChatApplet/pages/student/teach/teach.js

// subpackage/student/teach/teach.js
const { getTeachType, getHotVic ,getTeachList, vicBtn, redeemClassList} = require("../../../utils/serve/user");
const tabService = require("../../../utils/tab-serve");
Page({

    /**
     * 页面的初始数据
     */
    data: {
      teachTypeList:[],
      teachList:[],
      buyTypeList:[], //购买课程类型列表
      buyList:[], //
      buyId:0,
      buyTypeId:0,
      hotList:[],
      typeId:1,
      hotId:0,
      playId:0,
      nowIsBuy:false,//当前课程是否购买
    },

    /**
     * 生命周期函数--监听页面加载
     */
    async onLoad(options) {
     this.getData()
    },

    async getData(){
      const that = this
      const res = await getHotVic()
      const re = await getTeachType()
      const rea = await redeemClassList()
      await that.getListt(re.data[0].id , 'teachList')
      await that.getListt(rea.data[0].id , 'buyList')
      this.setData({
        teachTypeList:re.data,
        hotList:res.data,
        typeId:re.data[0].id,
        buyTypeList:rea.data,
        buyTypeId:rea.data[0].id,
        nowIsBuy:rea.data[0].isPurchase
      })
    },

    //获取教学视频列表
    async getListt(idd,type){
      const res = await  getTeachList({
        TaxonomyId:idd,
        PageIndex:1,
        PageSize:50
      })
      this.setData({
        [type]:res.data.datas
      })
    },

    //点击tab
    changeTab(e){
      console.log(e)
      const key = e.target.dataset.key
      this.setData({
        [key]:e.currentTarget.id
      })
      if(key == 'buyTypeId'){
        this.setData({
          nowIsBuy:e.target.dataset.buy
        })
      }
      this.getListt(e.currentTarget.id,key == 'typeId' ? 'teachList' : 'buyList')
    },

    //点击视频
    async vicTap(e){
      console.log(e)
      const idd = e.currentTarget.id
      if(e.currentTarget.dataset.idkey == 'buyId' && !this.data.nowIsBuy){
        return wx.showToast({
          title: '购买冠军跳绳并扫码兑换课程后即可激活课程哦~',
          icon:'none'
        })
      }
      if(idd == this.data[e.currentTarget.dataset.idkey]) return console.log('aaa')
      this.setData({
        [e.currentTarget.dataset.idkey]:idd
      })
      await vicBtn(Number(idd))
    },

    //跳转场馆列表
    goList(){
      wx.navigateTo({
        url: '/subpackage/teacher/room-list/room-list',
      })
    },

    /**
     * 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() {
      tabService.updateIndex(this,1)
    },

    /**
     * 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
     */
    async onPullDownRefresh() {
      console.log('下拉刷新')
      await this.getData()
      wx.showToast({
        title: '刷新成功',
        icon:'none'
      })
      wx.stopPullDownRefresh()
    },

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

    },

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

    }
})