1. 微信小程序的APP.JS

App({onLaunch: function () {var logs = wx.getStorageSync('logs') || []logs.unshift(Date.now())wx.setStorageSync('logs', logs)// 登录wx.login({success: res => {console.log(res)// 发送 res.code 到后台换取 openId, sessionKey, unionId//发送请求console.log("begin to get openid")wx.request({url: '***' + res.code,success: res => {console.log(res.statusCode)let statusCode = res.statusCodelet result = res.data.resultlet openid = res.data.userinfo.openidconsole.log(openid)if (statusCode == 200) {//store OPENID into global data//get status if this openid is registered? by sending openid to server//return: isexist=0 show not regitsered user //        isexist=1 show  is regitstered user//                 the role of the user:   te or stconsole.log("send info to judge role")wx.request({url: '***' + openid,success: res => {console.log("judge is existed user:::::--->")console.log(res)console.log(res.data.isexist)//if (res.data.isexist == 0) {//跳转到注册页面wx.redirectTo({url: '../request/request?openid=' + openid,})wx.showToast({title: '您未注册相关信息 ',})} else {switch (res.data.sf) {case 'st':wx.redirectTo({url: '../students/students?openid=' + openid,})wx.showToast({title: 'st',})breakcase 'te':wx.redirectTo({url: '../teachers/teachers?openid=' + openid,})wx.showToast({title: 'teacher',})break}}}})} else {wx.showToast({title: 'net works  bad!'})}},fail: res => {wx.showToast({title: 'net broken down',})}})}})},globalData: {openid: null,userInfo: null}
})