update

src/components/topTitle.vue

 <template>
   <div>
-    <div class="title-box" @click="$router.go(-1)">
+    <div class="title-box" @click="goBack">
       <van-icon name="arrow-left"  class="left-btn"/>
       <div class="text">返回</div>
       <div class="title">{{ title }}</div>
@@ -17,6 +17,17 @@ export default {
   },
   components: {
     [Icon.name]: Icon
+  },
+  methods: {
+    goBack() {
+      if (this.$route.details) {
+        this.$router.push({
+          path: '/index'
+        })
+        return
+      }
+      this.$router.go(-1)
+    }
   }
 }
 </script>