xcx/app.js

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//app.js
App({
  onLaunch: function() {
    //默认获取微信openid
    this.getOpendId(function(data) {
      if (data) {
        console.log("app-openid加载=" + data)
      }
    });
    // this.refresh();

  },
  //获取微信openid接口
  getOpendId: function(callback) {
    var that = this;
    wx.login({
      success: res => {
        wx.request({
          url: that.globalData.apiUrl,
          data: {
            code: res.code,
            action: 'getXcxLogin'
          },
          header: {
            'content-type': 'application/json',
            'Cookie': wx.getStorageSync('sessionId'),
          },
          success: function(resOpendId) {
            if (resOpendId.data.status == 1) {
              wx.setStorageSync('sessionId', 'ASP.NET_SessionId=' +resOpendId.data.sessionId);
              that.globalData.openid = resOpendId.data.data.openid;
              callback(resOpendId.data.data.openid)
            }
          }
        })
      }
    });
  },
  //定时任务,每隔二十分钟刷新session
  refresh: function() {
    var that = this;
    setInterval(that.getOpendId, 20 * 60 * 1000);
  },
  //是否登录
  isLogin: function(callback) {
    var userId = wx.getStorageSync('userId');
    if (wx.getStorageSync('userId')) {
      callback(userId)
    } else {
      wx.redirectTo({
        url: '/pages/login/login'
      });
      callback(userId)
    }
  },
  //根据openid获取用户信息接口
  getUserByOpenId: function(callback) {
    var that = this;
    wx.request({
      url: that.globalData.apiUrl,