Merge branch 'feature/sale-optim' into release/wap-optim4

@@ -86,6 +86,7 @@ let index = (req, res, next) => {
         }
         res.render('sale/index', Object.assign(params.renderData, {
             content: result,
+            localCss: true,
             floorHeader: {
                 title: {
                     title: '最新降价'

 {{#data}}
-{{#if ../discountActivity}}
+    {{#if ../discountActivity}}
         {{> common/floor-header-more}}
-{{/if}}
-<ul class="discount-list">
+    {{/if}}
+    <ul class="discount-list">
         {{#list}}
             <li>
                 <a href="/product/sale/discount/detail?id={{id}}&channel={{@root.channel}}">
-            <img class="lazy" data-original="{{image2 cover_url w=640 h=250 q=60}}" />
+                    {{#within @index 3}}
+                        <img src="{{image2 cover_url w=640 h=250 q=60}}"/>
+                    {{^}}
+                        <img class="lazy" data-original="{{image2 cover_url w=640 h=250 q=60}}"/>
+                    {{/within}}
                     <p class="discount-cont">
                         <span class="discount-title">{{title}}</span>
                         <span class="discount-time {{#if warn_color}}red-color{{/if}}">{{time}}</span>
@@ -14,5 +18,5 @@
                 </a>
             </li>
         {{/list}}
-</ul>
+    </ul>
 {{/data}}

@@ -4,6 +4,8 @@
  * @date: 2016/5/17
  */
 
+require('../../scss/product/sale/_index.css');
+
 var $ = require('yoho-jquery'),
     Swiper = require('yoho-swiper'),
     ellipsis = require('yoho-mlellipsis'),

@@ -3,3 +3,10 @@
 @import "sale";
 @import "discount";
 @import "discount-detail";
+
+@import "../../layout/_swiper.css";
+@import "../../channel/_banner-top.css";
+@import "../../channel/_floor-header.css";
+@import "../../channel/_discount-list.css";
+@import "../../common/_good.css";
+@import "../../common/_filter.css";

@@ -70,5 +70,19 @@ module.exports = {
         } else {
             return opt.inverse(this);
         }
+    },
+
+    /**
+     * 小于某zhi
+     *
+     * @param variable
+     * @param number
+     */
+    within: function(variable, number, opt) {
+        if (variable < number) {
+            return opt.fn(this);
+        } else {
+            return opt.inverse(this);
+        }
     }
 };