fix 购物车删除选中值后处理逻辑优化

 <!--
  * @Date: 2024-07-23 12:53:15
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2024-07-27 21:00:09
+ * @LastEditTime: 2024-07-28 00:53:21
  * @FilePath: /temple_material_request/src/views/material_pre_request.vue
  * @Description: 待申领物资页面
 -->
@@ -252,10 +252,13 @@ const onClickDel = () => { // 点击删除回调
     .then(async () => {
       const { code, data } = await delCartAPI({ activity_id, good_ids: del_ids });
       if (code) {
+        if (!list.value.length) {
           // 还原列表显示
           onClickCancel();
-        // 获取购物车列表
-        getCartList();
+        }
+        // 删除del_ids
+        list.value = list.value.filter(item => !del_ids.includes(item.good_id));
+        sum_num.value = list.value.length;
         //
         showToast('删除成功');
       }