feat:增加图片上传失败得提示

src/core/upload.js

 import { func } from "prop-types";
 import Service from '@/common/js/service';
 import User from '@/common/js/user';
+import { message } from 'antd';
 /*
  * @Author: 吴文洁
  * @Date: 2020-08-11 11:47:14
  * @LastEditors: zhangleyuan
- * @LastEditTime: 2020-12-07 15:53:10
+ * @LastEditTime: 2020-12-15 16:52:27
  * @Description: 
  * @Copyright: 杭州杰竞科技有限公司 版权所有
  */
@@ -105,6 +106,9 @@ class Upload {
       xhr.open('POST', signInfo.host.replace(/http:/, "https:"), true);
       xhr.onload = () => {
         const result = JSON.parse(xhr.responseText);
+        if(!result.success){
+          message.error('上传失败');
+        }
         resolve(result.url);
       }
       xhr.send(fd);