baidu_applet/sph/app.js

// app.js
var http = require('./utils/util.js');
var md5 = require('./utils/md5.js');
var commonJs = require('./utils/common.js')
App({
  data:{
    num: 0,
    safeAreaTop:30,//距离上面的安全距离
    statusNavBarHeight:0,
    cyRank_type:1,
    link: '',
    isOnshow:false,
    isIOS:false,
    rootDocment:'https://sph.wenxingshuju.com/wx_sph'
    // rootDocment:'http://60.205.169.65:8025'
  },
  onLaunch() {
    var _this = this;
    this.data.isOnshow = true
    var info_platform = swan.getSystemInfoSync()
    if (info_platform.platform === 'android') {
      this.data.isIOS = false
    } else {
      this.data.isIOS = true
    }
    swan.getSystemInfo({
      success (res) {
        _this.data.safeAreaTop = res.statusBarHeight + 10
      }
    })
    this.getNavBarHeight()
    this.verified();//版本控制（过审用）
  },
  onShow:function(options){
    if(!swan.getStorageSync('isLogin')){//解决未登录情况下，点击左上角home
      if(this.data.isOnshow){
        this.data.isOnshow = false
      }else{
        this.verified();//版本控制（过审用）
      }
    }
  },
  getNavBarHeight(){
    // 获取状态栏高度
    const { statusBarHeight } = swan.getSystemInfoSync();
    // 得到右上角菜单的位置尺寸
    const menuButtonObject = swan.getMenuButtonBoundingClientRect();
    const { top, height } = menuButtonObject;
    // 计算导航栏的高度
    // 此高度基于右上角菜单在导航栏位置垂直居中计算得到
    const navBarHeight = height + (top - statusBarHeight) * 2;
    // 计算状态栏与导航栏的总高度
    this.data.statusNavBarHeight = statusBarHeight + navBarHeight
  },
  verified(cb){//版本控制
    var _this = this;
    http.req('/api/wx/verified', 'get', {
      version: 'v2.3'
    }, function (res) {
      if(res && res.errno == 0){
        swan.setStorageSync('isLogin',false)
        swan.setStorageSync('admin_id',res.rst.data.id)
        if(!swan.getStorageSync('ttl')||swan.setStorageSync('ttl')!=res.rst.data.ttl) {
          swan.setStorageSync('ttl',res.rst.data.ttl)
          var sign=md5.hex_md5("random="+res.rst.data.random+"&ttl="+res.rst.data.ttl+"&user_id="+res.rst.data.id);
          swan.setStorageSync('sign',sign)
        }
        swan.setStorageSync('doneLogin', false)
        swan.switchTab({
          url: '/pages/index/index',
        })
        cb?cb('verified'):''
      }else if(res.errno == 9014){
        cb?cb():''
        _this.login()
      }
    },(err)=>{
      cb?cb():''
      console.log("err",err)
    })
  },
  // 登录
  login(link){
    console.log(link)
    var _this = this;
    swan.login({
      success (res) {
        if (res.code) {
          // 发起网络请求 发送 res.code 到后台换取 openId, sessionKey, unionId
          http.req('/api/wx/loginByUnionId', 'get', {
            code: res.code
          }, function (res) {
            swan.hideLoading()
            swan.setStorageSync('isRequest', false)
            if(res && res.errno == 0){
              //成功
              var session_key = res.rst.session_key;
              swan.setStorageSync('session_key',session_key)
              res.rst.info.avatarUrl = res.rst.avatarUrl;
              swan.setStorageSync('userInfo',res.rst.info)
              swan.setStorageSync('admin_id',res.rst.info.id)
              swan.setStorageSync('wx_subscribe',res.rst.info.wx_subscribe)
              swan.setStorageSync('ttl',res.rst.ttl)
              var sign=md5.hex_md5("random="+res.rst.random+"&ttl="+res.rst.ttl+"&user_id="+res.rst.info.id);
              swan.setStorageSync('sign',sign)
              swan.setStorageSync('isLogin',true)
              let pages = getCurrentPages(); //页面对象
              let currentPage = pages[0];
              if(Object.keys(currentPage.options).length>0) {
                currentPage.onShow();
              }else {
                currentPage.onLoad();
              }
            }else{
              if(res.errno=='9012'&&_this.data.num<5) {
                _this.data.num =  Number(_this.data.num)+1
                _this.data.link = cb;//保存设置的回调地址
              }else {
                // swan.redirectTo({
                //   url: '/pages/welcome/welcome',
                // })
              }
            }
          },()=>{
            swan.hideLoading()
          })
        } else {
          console.log('登录失败！' + res.errMsg)
        }
      }
    })
  },
  //判断微信登录是否过期
  checkSession (cb) {
    var _this = this;
    swan.checkSession({
      success (cb) {
        //session_key 未过期，并且在本生命周期一直有效
        swan.setStorageSync('hasWxLogin',true);//微信登录是否过期
        if(!swan.getStorageSync('isLogin') && !swan.getStorageSync('isRequest')){
          _this.login()
        }else{//已在登录状态
          console.log("已在登录状态")
        }
      },
      fail() {
        console.log('过期，重新登录')
        // session_key 已经失效，需要重新执行登录流程
        _this.login()
      }
    })
  },
  shareEvent(res,self_page){//分享
    var pages = getCurrentPages() //获取加载的页面
    var currentPage = pages[pages.length-1] //获取当前页面的对象
    var url = currentPage.route //当前页面url
    var options = currentPage.options
    options = Object.assign(options,{'platform':this.data.platform})
    var path = '';
    for(var i in options){
      path += '&' + i + '=' + options[i]
    }
    var path2 = url + "?" + path.substr(1)
    if(res.from === 'button'){
      //来自页面内转发按钮
    }
    return{
      title:'问星数据【视频号版】最新的视频号分析工具',
      imageUrl:'https://kx-gw.oss-cn-beijing.aliyuncs.com/wxVideoBack.png',
      path: self_page?self_page:path2
    }
  },
  func: {
    req: http.req,
    md5: md5.hex_md5,
    getDay: commonJs.getDay,
    NumberHandle: commonJs.NumberHandle
  }
})