details

pages/details/details.js

@@ -50,6 +50,8 @@ Page({
       if (res.code == 200) {
         let oneSummary = self.getOneSummary(res.datas.summary, goods_id)
         let getgift = self.getgift(res.datas.summary, goods_id)
+        let differencePrice = (oneSummary.goods_price - oneSummary.bonus_price).toFixed(2)
+        oneSummary = Object.assign({}, { differencePrice }, oneSummary)
         self.setData({
           datas: res.datas,
           getOneSummary: oneSummary,

pages/details/details.wxml

@@ -29,7 +29,7 @@
     </view>
 
     <view class="goods_desc">
-      <text wx:if="{{getOneSummary['act_type'] == 0}}" decode="{{true}}">红包抵{{(getOneSummary.goods_price*10000 - getOneSummary.bonus_price*10000) / 10000}}元&nbsp;/</text>
+      <text wx:if="{{getOneSummary['act_type'] == 0}}" decode="{{true}}">红包抵{{getOneSummary.differencePrice}}元&nbsp;/</text>
       <text decode="{{true}}">已售{{getOneSummary.goods_salenum}}件&nbsp;/&nbsp;库存{{getOneSummary.goods_storage}}件</text>
     </view>
   </view>