const { mqttMatch } = require("./dist/alibabacloud-iot-device-sdk")

// 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
      }
    })
    //调用mqtt
    var iot = require('./dist/alibabacloud-iot-device-sdk.js');
    const sdk_device = {
      "productKey": "a1QZ2VjPWD5",
      "deviceName": "GROZA_YYDS", 
      "deviceSecret": "ea6ab3ba58ad22668c295ce45cbd59cd",
      "protocol": 'wxs://',
    } 
    // 和云端建立连接，返回一个 `Device` 连接实例
    let device = iot.device(sdk_device);
    device.on('message', (topic, payload) => {
      //console.log('topic:',topic);
      if(payload){
        console.log('payload',payload.toString());
        this.globalData.payload2 = payload
      }
    });
    
    device.on('connect', () => {
      console.log('>>>>>connect');
      device.subscribe('/a1aq9sQk2JE/sdk_device3/user/forward');
      setInterval(()=>{
        let jsonString = JSON.stringify({ "a":"hello"});
        device.publish('/a1aq9sQk2JE/sdk_device3/user/userpost',jsonString );
      },8000)
    });
    
  },
  
  globalData: {
    userInfo: null,
    payload2:'',
  }
})