fix 修复产品资料选中后，切换产品显示错误问题

 <!--
  * @Date: 2024-09-29 14:26:41
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2024-11-01 08:15:53
+ * @LastEditTime: 2024-11-01 08:36:00
  * @FilePath: /hager/src/views/product/detail.vue
  * @Description: 文件描述
 -->
@@ -146,35 +146,7 @@ export default {
   mixins: [mixin.init],
   data () {
     return {
-      download_list: [{
-        id: 1,
-        type: 'yangben',
-        name: '产品样本',
-        show: false,
-        list: [],
-        checked_sum: 0,
-      }, {
-        id: 2,
-        type: 'canshu',
-        name: '技术参数',
-        show: false,
-        list: [],
-        checked_sum: 0,
-      }, {
-        id: 3,
-        type: 'shuomingshu',
-        name: '产品说明书',
-        show: false,
-        list: [],
-        checked_sum: 0,
-      }, {
-        id: 4,
-        type: 'jiaocheng',
-        name: '安装教程',
-        show: false,
-        list: [],
-        checked_sum: 0,
-      }],
+      download_list: [],
       info: {},
       info_images: [],
       product_advantages: [],
@@ -210,6 +182,35 @@ export default {
   },
   methods: {
     async getInfo () {
+      this.download_list = [{
+        id: 1,
+        type: 'yangben',
+        name: '产品样本',
+        show: false,
+        list: [],
+        checked_sum: 0,
+      }, {
+        id: 2,
+        type: 'canshu',
+        name: '技术参数',
+        show: false,
+        list: [],
+        checked_sum: 0,
+      }, {
+        id: 3,
+        type: 'shuomingshu',
+        name: '产品说明书',
+        show: false,
+        list: [],
+        checked_sum: 0,
+      }, {
+        id: 4,
+        type: 'jiaocheng',
+        name: '安装教程',
+        show: false,
+        list: [],
+        checked_sum: 0,
+      }];
       const { code, data } = await getProductInfoAPI( { id: this.$route.query.id });
       if (code) {
         this.info = data;