refactor

@@ -1311,6 +1311,7 @@ const getDetailHeader = (pid, uid, isStudent, vipLevel, dataMd5, cookie) => {
         });
 };
 
+// 是否支持退换货,true 支持,false 不支持
 const saleReturn = (skn) => {
     return productAPI.isSupportReturnedSale(skn).then(result => _.get(result, `data.${skn}`, 'N') === 'N' ? 'Y' : 'N');
 };
@@ -1335,7 +1336,6 @@ const showMainAsync = (data) => {
         let requestData = yield Promise.all([
             _getSortNavAsync(productInfo.goodsInfo.smallSortId, data.gender), // 导航
             HeaderModel.requestHeaderData(data.channel),   // 头部数据
-            productAPI.isSupportReturnedSale(productInfo.goodsInfo.skn), // 退换货
             _getProductIntroAsync(productInfo.goodsInfo.productId, productInfo.goodsInfo.skn) // 商品详细介绍
         ]);
 
@@ -1347,7 +1347,7 @@ const showMainAsync = (data) => {
         result.detail = productInfo;
 
         // 商品详细介绍
-        let intro = _getIntroInfo(productInfo.goodsInfo.skn, productInfo.goodsInfo.maxSortId, requestData[3]);
+        let intro = _getIntroInfo(productInfo.goodsInfo.skn, productInfo.goodsInfo.maxSortId, requestData[2]);
 
         result.deatil = Object.assign(result.detail, intro);
 
@@ -1365,10 +1365,6 @@ const showMainAsync = (data) => {
             productInfo.statGoodsInfo
         );
 
-        // 是否支持退换货,true 支持,false 不支持
-        result.detail.supportSaleReturnedService =
-            _.get(requestData[2], `data.${productInfo.goodsInfo.skn}`, 'N') === 'N';
-
         // 面包屑导航
         result.detail.pathNav = _.concat(
             homeService.getHomeChannelNav(data.channel),
@@ -1376,7 +1372,6 @@ const showMainAsync = (data) => {
             [{name: productInfo.goodsInfo.name}]
         );
 
-
         return result;
     })();
 };