study_wxapp/pages/exam/home/index.js

let app = getApp()
Page({
  data: {
    groupId: 0,
    tableData: [],
    types:{
      1:'判断题',
      2:'单选题',
      3:'多选题',
      4:'案例题'
    }
  },
  onLoad: function(options) {
    let groupId = +options.groupId||1;
    this.setData({ groupId });
  },
  onShow: function () {
    app.checkLogin( userInfo =>{
      this.setData({userInfo, from:0})
      this.loadData()
    })
  },
  gotoAnswer(e){
    let item = e.currentTarget.dataset.item;
    let groupId = this.data.groupId
    console.log( item )
    wx.navigateTo({
      url: `/pages/exam/orderTest/answer?groupId=${groupId}&type=${item.type}&count=${item.count}`
    })
  },
  loadData: function(){
    let param= {groupId: this.data.groupId}
    app.formPost('Exam.InitGroupAnswerV1', param ).then(res => {
      if( res.code == 200){
        this.setData({tableData: res.data})
      }
    })
  }
})