vue调用微信JSDK 扫一扫，相册等需要注意的事项

config:function(res){  //配置JSSDK和调取扫一扫功能
     // location.reload();
     this.isDisable = true;
     this.model = "block"; 
     setTimeout(() => {
     this.isDisable = false;
      var that = this,
      USER = JSON.parse(sessionStorage.getItem("USER")),
      iscode = JSON.parse(sessionStorage.getItem("key")),
      dizhi = encodeURIComponent(location.href.split("#")[0]);
      console.log(dizhi);
     var data = {
      dizhi:dizhi,
      i:USER.uniacid,
      token:USER.token
     }
      this.$fetch("app/index.php/?c=entry&a=wxapp&do=Write&m=mzhk_sun&calltest=?&",data)
     .then((res)=>{
      console.log(res)
       that.model = "none";
       
      wx.config({
        debug : false, // true为开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。
        appId : res.appId, // 必填，公众号的唯一标识
        timestamp : res.timestamp, // 必填，生成签名的时间戳
        nonceStr : res.nonceStr, // 必填，生成签名的随机串
        signature : res.signature,// 必填，签名
        jsApiList : ["checkJsApi", "startRecord", "stopRecord","translateVoice","scanQRCode", "openCard"] // 必填，需要使用的JS接口列表，所有JS接口列表见附录2

      });
       // 初始化
       wx.ready(function(){
         wx.scanQRCode({
           needResult: 1, // 默认为0，扫描结果由微信处理，1则直接返回扫描结果
           scanType: ["qrCode","barCode"],
           success:((option)=>{
             var o = JSON.parse(option.resultStr);
             var id = o.id;
             var ordertype = o.ordertype;
             var user_id = o.user_id
             that.id = id;
             that.ordertype = ordertype;
             that.user_id = o.user_id;
             
             let parm = {
              i:USER.uniacid,
              id:id,
              ordertype:ordertype,
              user_id:user_id,
              bid:USER.bid,
              token:USER.token,
             }
             that.$fetch("app/index.php/?c=entry&a=wxapp&do=Couinfo&m=mzhk_sun&calltest=?",parm)
             .then((res)=>{
              console.log("扫码核销的接口",res)
              if(res.code == 1){
               alert(res.msg)
              }else{
               if(ordertype == 10){
                that.bname = res.data.bname;
                that.couname = res.data.couname;
                that.limittime = res.data.limittime;
                that.type = 1;
                that.uid = res.data.uid
                if(res.data.isUsed == "0"){
                 that.isUsed = "未使用";
                }else if(res.data.isUsed == "1"){
                 that.isUsed = "已使用";
                }
               }else if(ordertype == 11){
                that.bname = res.data.bname;
                that.couname = res.data.fname;
                that.limittime = res.data.wtime;
                that.uid = res.data.openid;
                that.type = 1;
                if(res.data.isUsed == "0"){
                 that.isUsed = "未核销";
                }else if(res.data.isUsed == "1"){
                 that.isUsed = "已核销";
                }

               }
              }

             })
           })
         })
       })
     })
    

     }, 300);
     
     
     
    }