From 26674948ce995d06942180a3b5f08ed6bd28f73b Mon Sep 17 00:00:00 2001
From: Bao Nguyen <waycaosi1994@gmail.com>
Date: Tue, 1 Sep 2026 17:11:17 +0700
Subject: [PATCH] fix(android): reopen picker when design changes

The effect that dismisses the dialog already reacts to design, but the
effect that opens it did not, so switching design closed the picker
without reopening it.
---
 src/datetimepicker.android.js |  1 +
 test/index.test.js            | 24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/src/datetimepicker.android.js b/src/datetimepicker.android.js
index 8bea7d26..7aea9d86 100644
--- a/src/datetimepicker.android.js
+++ b/src/datetimepicker.android.js
@@ -88,6 +88,7 @@ export default function RNDateTimePickerAndroid(
       onNeutralButtonPress,
       valueTimestamp,
       mode,
+      design,
     ],
   );
 
diff --git a/test/index.test.js b/test/index.test.js
index d1ce61d6..1fa91157 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -5,6 +5,7 @@ import RNDateTimePickerWindows, {
 } from '../src/datetimepicker.windows';
 import RNDateTimePickerAndroid from '../src/datetimepicker.android';
 import NativeDateTimePickerIOS from '../src/picker.ios';
+import {DateTimePickerAndroid} from '../src/DateTimePickerAndroid';
 import {render, fireEvent, waitFor} from '@testing-library/react-native';
 import {EVENT_TYPE_SET} from '../src/constants';
 
@@ -54,6 +55,29 @@ describe('DateTimePicker', () => {
     ])('throws when invalid props %s are passed', (props, expected) => {
       expect(() => RNDateTimePickerAndroid(props)).toThrow(expected);
     });
+
+    it('reopens the picker when the design changes', () => {
+      const open = jest
+        .spyOn(DateTimePickerAndroid, 'open')
+        .mockImplementation(() => {});
+      jest
+        .spyOn(DateTimePickerAndroid, 'dismiss')
+        .mockImplementation(() => Promise.resolve(true));
+
+      const {rerender} = render(
+        <RNDateTimePickerAndroid value={new Date(DATE)} design="default" />,
+      );
+      rerender(
+        <RNDateTimePickerAndroid value={new Date(DATE)} design="material" />,
+      );
+
+      expect(open.mock.calls.map(([params]) => params.design)).toEqual([
+        'default',
+        'material',
+      ]);
+
+      jest.restoreAllMocks();
+    });
   });
 
   describe('RNDateTimePickerIOS', () => {