fix: 修复数据不存在报错的问题

src/pages/member/memberQuery/applyMember/index.tsx

@@ -2,7 +2,7 @@
  * @Author: XieZhiXiong
  * @Date: 2021-05-26 16:52:48
  * @LastEditors: XieZhiXiong
- * @LastEditTime: 2021-06-17 10:46:31
+ * @LastEditTime: 2021-06-30 10:05:10
  * @Description: 申请会员
  */
 import React, { useState, useEffect, useRef } from 'react';
@@ -164,12 +164,9 @@ const MemberQueryApplyMember: React.FC = () => {
   }, []);
 
   const handleSubmit = (values: ValueType) => {
-    const {
-      step3,
-      step4: {
-        qualities = [],
-      },
-    } = values;
+    const step3 = values.step3 || {};
+    // 没有触发 step4 下的表单元素改变的话，step4 为 undefined
+    const { qualities = [] } = values.step4 || {};
     setSubmitLoading(true);
     const msg = message.loading({
       content: '正在保存，请稍候...', 

src/pages/member/memberQuery/applyMember/schema.ts

@@ -2,7 +2,7 @@
  * @Author: XieZhiXiong
  * @Date: 2021-05-26 17:00:39
  * @LastEditors: XieZhiXiong
- * @LastEditTime: 2021-06-15 14:05:18
+ * @LastEditTime: 2021-06-30 09:55:17
  * @Description: 
  */
 import { ISchema } from '@formily/antd';