text: (function(){
  
      // 商家详情模版字符串
      var itemTmpl = '<div class="r-item-content">'+
                          '<img class="item-img" src=$pic_url />'+
                          '$brand'+
                          '<div class="item-info-content">'+
                              '<p class="item-title">$name</p>'+
                              '<div class="item-desc clearfix">'+
                                  '<div class="item-score">$wm_poi_score</div>'+
                                  '<div class="item-count">月售$monthNum</div>'+
                                  '<div class="item-distance">&nbsp;$distance</div>'+
                                  '<div class="item-time">$mt_delivery_time&nbsp;|</div>'+
                              '</div>'+
                              '<div class="item-price">'+
                                  '<div class="item-pre-price">$min_price_tip</div>'+
                              '</div>'+
                              '<div class="item-others">'+
                                  '$others'+
                              '</div>'+
                          '</div>'+
                      '</div>';
  
      var page = 0;
      var isLoading = false;
      /** 
      *  获取商家列表数据
      *  param 
      */
      function getList(){
          page++;
          isLoading = true;
          $.get('../json/homelist.json', function(data){
  
              console.log(data);
              var list = data.data.poilist || [];
  
              initContentList(list);
              isLoading = false;
              
          });
      }
  
      /** 
      *  渲染是否时新到热门品牌标签
      *  param {} data
      */
      function getBrand(data){
          if (data.brand_type) {
              return '<div class="brand brand-pin">品牌</div>';
          } else {
              return '<div class="brand brand-xin">新到</div>';
          }
      }
  
      /** 
      *  渲染月售
      *  param {} data
      */
      function getMonthNum(data){
          var num = data.month_sale_num;
  
          // 大于999采用999+
          if (num > 999) {
              return '999+';
          }
  
          return num
      }
  
      /** 
      *  渲染商家活动
      *  param {} data
      */
      function getOthers(data){
  
          var array = data.discounts2;
  
          var str = '';
  
          array.forEach(function(item, index){
  
              // 内部的商家活动模版字符串
              var _str = '<div class="other-info">'+
                             '<img src=$icon_url class="other-tag" />'+
                             '<p class="other-content one-line">$info</p>'+
                          '</div>';
  
  
              // 模版字符串替换数据
              _str = _str.replace('$icon_url',item.icon_url)
                          .replace('$info', item.info);
  
  
              // 字符串拼接
              str = str + _str;
          })
  
          return str;
      }
  
      /** 
      *  渲染列表数据
      *  param []
      */
      function initContentList(list){
          list.forEach(function(item, index){
              var str = itemTmpl
                        .replace('$pic_url',item.pic_url)
                        .replace('$name',item.name)
                        .replace('$distance',item.distance)
                        .replace('$min_price_tip',item.min_price_tip)
                        .replace('$mt_delivery_time',item.mt_delivery_time)
  
                        .replace('$brand',getBrand(item))
  
                        .replace('$monthNum',getMonthNum(item))
  
                        .replace('$others',getOthers(item))
  
                        .replace('$wm_poi_score', new StarScore(item.wm_poi_score).getStars())
                        
  
              $('.list-wrap').append($(str));
          })
  
      }
  
  
      function addEvent(){
          window.addEventListener('scroll',function(){
              var clientHeight = document.documentElement.clientHeight;
              var scrollHeight = document.body.scrollHeight;
              var scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
  
              var proDis = 30;
              if ((scrollTop + clientHeight) >= (scrollHeight-proDis)) {
                  
  
                  // 最多滚动加载3页
                  if (page < 3) {
  
                      // 在发送ajax请求时避免触发多次滚动加载
                      if (isLoading) {
                          return;
                      }
                      getList();
                  }else {
                      $('.loading').text('加载完成');
                  }
  
                  
              }
          });
      }
  
  
  
  
      function init() {
          getList();
          addEvent();
      }
  
      init();
  })();
  
  
  