story#5314 h5端 点击车源查看详情的照片，无法再点击放大，需要改成可以点击查看大图

src/views/secondHandCar/forSale.vue

@@ -19,8 +19,8 @@
 <!--          <img v-if="item" class="swipeImg" :src="item" />-->
         </el-carousel-item>
       </el-carousel>
-      <van-swipe v-else  @change="onChange" >
-        <van-swipe-item v-for="(item,i) in imgSrcList" :key="i">
+      <van-swipe v-else  @change="onChange" :autoplay="3000">
+        <van-swipe-item v-for="(item,i) in imgSrcList" :key="i" @click="showImagePreview(i)">
           <img v-if="item" class="swipeImg" :src="item" />
         </van-swipe-item>
         <template #indicator>
@@ -107,7 +107,7 @@
 
 import {myMixins} from "@/utils/myMixins"
 import {carInfoDetail,saveRecord} from "@/api/secondHandCar";
-import { Dialog } from 'vant';
+import { ImagePreview, Dialog } from 'vant';
 export default {
   name: "forSale",
   mixins:[myMixins],
@@ -157,6 +157,13 @@ export default {
     this.getDuration(1)
   },
   methods:{
+    showImagePreview(index) {
+      ImagePreview({
+        images: this.imgSrcList.map(item => item),
+        startPosition: index,
+        closeable: true
+      });
+    },
     formatToWan(num) {
       let result = (num / 10000).toString(); // 转换为万单位
       if (result.includes('.')) {