//index.js
//获取应用实例
const app = getApp()
var util = require('../../utils/util.js');
var api = require('../../utils/service-api.js');
var comReq = require('../../utils/common-request.js');

Page({
  data: {
    adNodes: [],
    distance: 0,
    size: 30,
    step: 1,
    interval: 20,
  },


  onLoad: function(options) {

    var pageCode=options.pageCode;
    if(pageCode){
      this.getAdNodes(pageCode);
    }else{
      wx.showToast({
        title: '页面加载失败',
      });
    }
  },






  onShow: function() {
  

  },

  getAdNodes: function(pageCode) {
    console.log('加载广告');
    var _this = this;
    util.request({
      method: 'POST',
      api: api.ad.getAdPage,
      data: {
        "pageCode": pageCode,
      },
      callback: function(data) {
        let hasPmd = false;
        for (let i = 0; i < data.rows.length; i++) {
          let node = data.rows[i];
          //处理属性节点
          console.log(node.nodeAttribute);
          if (node.nodeAttribute != null) {
            node.nodeAttribute = JSON.parse(node.nodeAttribute);
          }
          if (node.nodeType == 5) {
            //处理跑马灯，一个页面只支持一个跑马灯
            var length = node.nodeValue.length * _this.data.size;
            _this.setData({
              length: length
            });
            hasPmd = true;
          }

        }
        _this.setData({
          adNodes: data.rows
        });

        if (hasPmd) {
          _this.scrollling();
        }


      }
    });

  },

  /**
   * 点击广告节点事件
   */
  clickAdnode(e) {

    var linkType = e.currentTarget.dataset.linktype;
    var linkUrl = e.currentTarget.dataset.linkurl;
    if (linkType == 1) {
      wx.switchTab({
        url: linkUrl,
        fail: function(e) {
          console.log(e);
        },
      });
    } else if (linkType == 2) {
      wx.navigateTo({
        url: linkUrl,
      })
    } else if (linkType == 3) {
      wx.navigateTo({
        url: "/pages/webView/webView?url=" + linkUrl,
      })
    }
  },


  scrollling: function() {
    var that = this;


    var interval = setInterval(function() {

      var maxscrollwidth = that.data.length;

      var left = that.data.distance;

      if (maxscrollwidth + left > 1) {

        that.setData({
          distance: left - that.data.step
        })

      } else {

        that.setData({
          distance: 0
        });

        clearInterval(interval);

        that.scrollling();
      }

    }, that.data.interval);
  },


  setShopTitle() {
    wx.setNavigationBarTitle({
      title: app.shopInfo.shopName
    });
  },


  //转发
  onShareAppMessage(res) {

  },



})