fix: requestClient.upload会将vbenform中value为undefined的值转为字符串undefined’提… (#6300)

* fix: requestClient.upload会将vbenform中value为undefined的值转为字符串undefined’提交给后台保存

* fix: requestClient.upload会将vbenform中value为undefined的值转为字符串'undefined’提交给后台保存

packages/effects/request/src/request-client/modules/uploader.ts

@@ -1,6 +1,8 @@
 import type { RequestClient } from '../request-client';
 import type { RequestClientConfig } from '../types';
 
+import { isUndefined } from '@vben/utils';
+
 class FileUploader {
   private client: RequestClient;
 
@@ -18,10 +20,10 @@ class FileUploader {
     Object.entries(data).forEach(([key, value]) => {
       if (Array.isArray(value)) {
         value.forEach((item, index) => {
-          formData.append(`${key}[${index}]`, item);
+          !isUndefined(item) && formData.append(`${key}[${index}]`, item);
         });
       } else {
-        formData.append(key, value);
+        !isUndefined(value) && formData.append(key, value);
       }
     });