From 623ffc9c57017ef578a70163c2b9ad7f5694637e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=A2=AB=E9=9B=A8=E6=B0=B4=E8=BF=87=E6=BB=A4=E7=9A=84?=
 =?UTF-8?q?=E7=A9=BA=E6=B0=94-Rain?= <958414905@qq.com>
Date: Thu, 13 Jul 2023 14:12:53 +0800
Subject: [PATCH] fix: avoid crashes when emptying DatePicker's value (#2237)

* fix: avoid crashes when emptying DatePicker's value

* chore: better type
---
 .../client/src/schema-component/antd/date-picker/util.ts    | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/core/client/src/schema-component/antd/date-picker/util.ts b/packages/core/client/src/schema-component/antd/date-picker/util.ts
index aa0a810ae..e037070bd 100644
--- a/packages/core/client/src/schema-component/antd/date-picker/util.ts
+++ b/packages/core/client/src/schema-component/antd/date-picker/util.ts
@@ -44,7 +44,7 @@ export interface Moment2strOptions {
   picker?: 'year' | 'month' | 'week' | 'quarter';
 }
 
-export const moment2str = (value?: Dayjs, options: Moment2strOptions = {}) => {
+export const moment2str = (value?: Dayjs | null, options: Moment2strOptions = {}) => {
   const { showTime, gmt, picker, utc = true } = options;
   if (!value) {
     return value;
@@ -71,9 +71,9 @@ export const mapDatePicker = function () {
       ...props,
       format: format,
       value: str2moment(props.value, props),
-      onChange: (value: Dayjs) => {
+      onChange: (value: Dayjs | null) => {
         if (onChange) {
-          if (!props.showTime) {
+          if (!props.showTime && value) {
             value = value.startOf('day');
           }
           onChange(moment2str(value, props));