From 15f85fca7b2855f41e3a5ab2c1484e2ae05e0fc8 Mon Sep 17 00:00:00 2001
From: red-deng-deng <1924913374@qq.com>
Date: Mon, 24 Jan 2022 15:05:48 +0800
Subject: [PATCH] =?UTF-8?q?=E6=A0=B9=E6=8D=AE=E6=B5=8F=E8=A7=88=E5=99=A8?=
 =?UTF-8?q?=E7=9A=84=E5=8E=86=E5=8F=B2=E7=BA=AA=E5=BD=95=E5=88=A4=E6=96=AD?=
 =?UTF-8?q?=E8=83=BD=E5=90=A6=E8=BF=94=E5=9B=9E?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 homepage.html | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/homepage.html b/homepage.html
index 501f298..e8bb451 100644
--- a/homepage.html
+++ b/homepage.html
@@ -62,7 +62,7 @@
       <div id="rotation" v-if="layout=='2'">
         <!-- 顶部banner -->
         <div class="topBanner">
-          <img class="backpresty" @click="backgoodsFn" v-if="goodsShow"
+          <img class="backpresty" @click="backgoodsFn" v-if="backAble"
             src="https://lsxdemall.oss-cn-beijing.aliyuncs.com/MarketingSystem/img/backprepageBtn.png" alt="">
           <img :src="topImg" alt="">
         </div>
@@ -106,7 +106,7 @@
       <!-- 列表 -->
       <div id="list" v-if="layout=='1'">
         <div class="topBanner">
-          <img class="backpresty" @click="backgoodsFn"  v-if="goodsShow"
+          <img class="backpresty" @click="backgoodsFn"  v-if="backAble"
             src="https://lsxdemall.oss-cn-beijing.aliyuncs.com/MarketingSystem/img/backprepageBtn.png" alt="">
           <img :src="topImg" alt="">
         </div>
@@ -131,7 +131,7 @@
       <!-- 矩阵 -->
       <div id="matrix" v-if="layout=='3'">
         <div class="topBanner">
-          <img class="backpresty" @click="backgoodsFn"  v-if="goodsShow"
+          <img class="backpresty" @click="backgoodsFn"  v-if="backAble"
             src="https://lsxdemall.oss-cn-beijing.aliyuncs.com/MarketingSystem/img/backprepageBtn.png" alt="">
           <img :src="topImg" alt="">
 
@@ -221,6 +221,7 @@
         popboxtype: '兑换',
         topImg: '',
         goodsShow: true,
+        backAble:true,
         goodsNum: false,
         exchangeCommity: {}, //兑换选择的商品
         bgcolor: '',
@@ -330,6 +331,7 @@
 
           self.swiperDataList = goodsArr;
           self.goodsShow = goodsArr.length > 1;
+          self.backAble=goodsArr.length > 1&&window.history.length>0;
           sessionStorage.setItem('goodsCount', goodsArr.length);
           if (goodsArr && goodsArr.length == 1&&goodsArr[0].available==1) {
             sessionStorage.setItem('goodsInfo', JSON.stringify(goodsArr[0]));
@@ -367,6 +369,7 @@
               self.swiperDataList = res.data;
               sessionStorage.setItem('goodsCount',res.data.length);
               self.goodsShow = res.data.length > 1;
+              self.backAble=res.data.length > 1&&window.history.length>0;
               if (res.data && res.data.length == 1&&res.data[0].available==1) {
                   sessionStorage.setItem('goodsInfo', JSON.stringify(res.data[0]));
                   window.location.href = "./exchange.html";