import userApi from '../../api/user';

Component({

  /**
   * 组件的属性列表
   */
  properties: {
    start:{
      type:Boolean,
      value:false
    }
  },

  /**
   * 组件的初始数据
   */
  data: {
    emptyAudio:'',
    haveOrderAudio:'',
    initing:true
  },
  lifetimes:{
    attached(){
      this.data.initing = true;
      this.downloadResource().then(()=>{
        this.bgam = wx.getBackgroundAudioManager();
        this.bgam.title = '后台通知';
        this.bgam.audioType = 'music';
        this.bgam.coverImgUrl = 'https://dman-1311994147.cos.ap-chengdu.myqcloud.com/static/logo_large.jpg';
        this.bgam.onEnded(()=>{
          this.bgam.src = this.data.emptyAudio;
        });
        this.triggerEvent('initSuccess');
      }).catch(()=>{
        this.triggerEvent('initError');
      })
      
    }
  },
  observers:{
    "start"(s){
      if(s){
        this.start();
      }else{
        this.stop();
      }
    }
  },
  /**
   * 组件的方法列表
   */
  methods: {
    async downloadResource(){
      this.data.emptyAudio = `${wx.env.USER_DATA_PATH}/empty.mp3`;
      const emptyServerPath = 'https://dman-1311994147.cos.ap-chengdu.myqcloud.com/static/silence_file.wav';
      this.data.haveOrderAudio = `${wx.env.USER_DATA_PATH}/haveorder.wav`;
      const haveOrderPath = 'https://dman-1311994147.cos.ap-chengdu.myqcloud.com/static/new_order.mp3'
      await this.download(this.data.emptyAudio,emptyServerPath);
      await this.download(this.data.haveOrderAudio,haveOrderPath);
    },
    async download(localPath,serverPath){
      try {
        //判断文件是否存在
        const fs = wx.getFileSystemManager();
        fs.accessSync(localPath);
      } catch (error) {
        await userApi.downloadFile(serverPath,localPath);
      }
    },
    start(){
      this.bgam.src = this.data.emptyAudio;
      if(this.loopOrderTimer){
        clearInterval(this.loopOrderTimer);
      }
      this.loopOrderTimer = setInterval(()=>{
        this.triggerEvent('onTrigger');
      },10000);
    },
    stop(){
      if(this.loopOrderTimer){
        clearInterval(this.loopOrderTimer);
      }
      if(this.bgam){
        this.bgam.stop();
      }
    },
    notice(){
      this.bgam.src = this.data.haveOrderAudio;
      this.bgam.onEnded(()=>{
        this.bgam.src = this.data.emptyAudio;
      });
      // console.log('notice order');
      // const innerAudioContext = wx.createInnerAudioContext({
      //   useWebAudioImplement:true
      // })
      // innerAudioContext.src = this.data.haveOrderAudio;
      // innerAudioContext.play();
      // innerAudioContext.onEnded(()=>{
      //   innerAudioContext.destroy();
      // })
    }
  }
})