折扣 价格区间排序

 'use strict';
+require('../app');
 const _ = require('lodash');
 const camelCase = global.yoho.camelCase;
 const helpers = global.yoho.helpers;
@@ -10,7 +11,7 @@ const helpers = global.yoho.helpers;
  * 否则优先从cover1 --》 cover2 -- 》 images_url
  *
  */
-const procProductImg = (product, gender, yhChannel) => {
+const _procProductImg = (product, gender, yhChannel) => {
     if (gender === '2,3' || gender === '2' || gender === '3' && yhChannel === '2') {
         return product.cover2 || product.imagesUrl || product.cover1 || '';
     }
@@ -18,6 +19,23 @@ const procProductImg = (product, gender, yhChannel) => {
     return product.cover1 || product.imagesUrl || product.cover2 || '';
 };
 
+/**
+ * 按照数组中指定字段排序二维数组
+ *
+ * @param  array list 需要排序的数组
+ * @param  string key 字段名称
+ * @param  boolean 有 desc 时候降序排列，默认为false
+ */
+const _sortListByField = (list, key, desc) => {
+    list = _.toArray(list);
+    list = list.sort((a, b) => {
+        if (a[key] && b[key]) {
+            return (desc ? a[key] > b[key] : a[key] < b[key]) ? -1 : 1;
+        }
+        return (desc ? a > b : a < b) ? -1 : 1;
+    });
+    return list;
+};
 
 /**
  * 商品搜索商品数据处理
@@ -70,7 +88,7 @@ exports.processProductList = (list, options) => {
 
         // 如果还未赋值，则取第一个skc产品的默认图片
         if (!flag) {
-            product.defaultImages = procProductImg(product.goodsList[0], product.gender, options.yh_channel);
+            product.defaultImages = _procProductImg(product.goodsList[0], product.gender, options.yh_channel);
         }
 
         product.isSoonSoldOut = product.isSoonSoldOut === 'Y';
@@ -219,6 +237,11 @@ exports.processFilter = (list, options) => {
             name: filtersType[key].name
         });
 
+        // 折扣，价格区间，需要排序
+        if (key === 'discount' || key === 'priceRange') {
+            item = _sortListByField(item, 'name');
+        }
+
         _.forEach(item, (sub, index) => {
             let subs = {};
 
@@ -244,6 +267,5 @@ exports.processFilter = (list, options) => {
 
         filters.classify[filtersType[key].sortNum] = classify;
     });
-
     return filters;
 };

@@ -13,7 +13,6 @@ module.exports = (list) => {
     list = list || [];
     list = camelCase(list);
 
-
     _.forEach(list, (floor) => {
         floor[_.camelCase(floor.templateName)] = true;