uniapp微信小程序 下拉刷新（下拉請求下一頁數據）

請求數據時：

get_sy(){
  var that = this;
  var shop_id = that.shop_id;
  var page = that.page;
  config.get('api/store/balance_log',{shop_id:shop_id,page:page},function(res){
       var listeds = res.data.list.data;
       if(page==1){
           that.list = listeds;
        }else{
           that.list = that.list.concat(listeds);
        }
        if(that.list.length!=0){
            that.sy_show = 1;
        }else{
            that.sy_show = 2;
        }
     });
     uni.stopPullDownRefresh();
},