var returndata={
    swipertime:swipertime,
    demoData: [],
    demoData2:[],
    message:'正在加載數(shù)據(jù)',
    iscrollaction:false,
    token:'{pigcms:$token}',
    cdn:"{pigcms::C('cdn_images')}",
    param:{
      api_url:"{pigcms::C('api_weixin')}",
      local_url:"{pigcms::C('site_url')}",
      classid: -1,
      startnum: 0 ,
      other:''
    },
    ajax_status:false,
    huadong:true,
  }
  //組件開始的時候，先注銷掉上一個組件的滑動，然后查看緩存里面有沒有數(shù)據(jù)，如果有緩存就進入緩存里面，如果沒有，就重新加載
  var create=function() {
    var that = this;
    if (that.myScroll){
      that.myScroll.destroy(); //把滑動注銷掉
    }
    var session_name=this.$route.path;
    if(sessionStorage[session_name]){ //說明緩存里面有
      that.session_data();
    }else{
      that.ajax_data();
    }
  };
//有緩存的處理辦法
session_data:function () {
      var that = this;
      var session_name=this.$route.path;
      //把緩存內(nèi)容取出來
      var session_data= JSON.parse(sessionStorage[session_name]);
      for (x in session_data){
        switch(x){
          case 'data1':
            that.demoData=session_data[x];
            break;
          case 'data2':
            that.demoData2=session_data[x];
            break;
          case 'scroll_y':
            var scroll_y=session_data[x];
            break;
          case 'iscrollaction':
            that.iscrollaction=session_data[x];
            break;
          case 'startnum':
            that.param.startnum=session_data[x];
            break;
          case 'other':
            that.param.other=session_data[x];
            break;
          case 'message':
            that.message=session_data[x];
            break;
          case 'classid':
            that.param.classid=session_data[x];
            break;
        }
      }
      Vue.nextTick(function () {
        //初始化滾動插件
        that.myScroll = new IScroll('#wrapper', {
          mouseWheel: true,
          wheelAction: 'zoom',
          click: true,
          scrollX: false,
          scrollY: true,
          startY:scroll_y,//滑動定位到原來的位置
        });
        //滾動監(jiān)聽
        that.myScroll.on('scrollStart',that.showbox);//滾動監(jiān)聽,1000
        that.myScroll.on('scrollEnd',that.scrollaction);//滾動監(jiān)聽,1000
        that.myScroll.refresh();
      })
    },
//沒有緩存重新加載
 ajax_data:function(){
      var that = this;
      if (this.$route.params.id != ''){
        that.param.classid=this.$route.params.id;
      }else{
        that.param.classid=-1;
      }
      that.param.startnum=0;//初始化數(shù)據(jù)
      var url = that.param.api_url + ******' + that.token + '&classid=' + that.param.classid + '&offset=' + that.param.startnum;//接口url
      that.$http.jsonp(url).then(function (response) {
        var res = response.data; //取出的數(shù)據(jù)
        this._data.demoData2 = res.new;
        this._data.demoData = res.data;
        this._data.param.other = res.other ;
        var listdata = res.data;  //數(shù)據(jù)
        var code = res.code; //狀態(tài)值
        if (res.other !== 1) {
          if (code == '20001') {
            if(listdata.length == 10){
              that.iscrollaction = true;
              that.message='正在加載數(shù)據(jù)';
            }else{
              that.iscrollaction = false;
              that.message='沒有更多資訊';
            }
          }else if (code == '20002') {
            that.iscrollaction=false;
            that.message='沒有更多資訊';
          } else if (code == '40001' || code == '40002') {
            that.message='訪問錯誤';
            that.iscrollaction=false;
          }else{
            that.message='暫無數(shù)據(jù)';
            that.iscrollaction=false;
          }
        } else {
          that.iscrollaction=false;
        }
        that.param.startnum = listdata.length;
        Vue.nextTick(function () {
          //初始化滾動插件
          that.myScroll = new IScroll('#wrapper', {
            mouseWheel: true,
            wheelAction: 'zoom',
            click: true,
            scrollX: false,
            scrollY: true,
          });
          //滾動監(jiān)聽
          that.myScroll.on('scrollStart',that.showbox);//滾動監(jiān)聽,1000
         that.myScroll.on('scrollEnd',that.scrollaction);//滾動監(jiān)聽,1000
          //把數(shù)據(jù)放在緩存里面
          var session_name=that.$route.path;
          var session_all={};
          session_all.name=session_name;
          session_all.data1=that._data.demoData;
          session_all.data2=that._data.demoData2;
          session_all.scroll_y = 0;
          session_all.iscrollaction=that.iscrollaction;
          session_all.startnum= that.param.startnum;
          session_all.other= that.param.other;
          session_all.message= that.message;
          session_all.classid= that.param.classid;
          var session_all = JSON.stringify(session_all);
          sessionStorage[session_name]=session_all;
        })
      }, function (response) {
        //取消加載效果
        loadingToast.css('display', 'none');
        that.message='服務(wù)器維護，請稍后重試';
      });
    },