duoduo-wx/app.js

// app.js
App({
  onLaunch() {
    // 展示本地存储能力
    const logs = wx.getStorageSync('logs') || []
    logs.unshift(Date.now())
    wx.setStorageSync('logs', logs)

    // 登录
    wx.login({
      success: res => {
        // 发送 res.code 到后台换取 openId, sessionKey, unionId
        console.log(res)
        wx.request( { 
          url: this.globalData.url + "/v1/user/open.id/set", 
          header: { 
           "Content-Type": "application/json"
          }, 
          method: "POST",
          data:  { code: res.code }, 
          complete: function( res ) { 
           if (res.data.code == 200){
            wx.setStorageSync('openId', res.data.data.openid)
           }
          
          } 
         }) 
      }
    })
  },
  globalData: {
    userInfo: null,
    //url:"http://127.0.0.1:8081"
    url:"http://www.tao1024.com:8081"
  }
})