Default disappearing message timeout fixes

ts/components/DisappearingTimerSelect.stories.tsx

@@ -0,0 +1,37 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import React, { useState } from 'react';
+import { storiesOf } from '@storybook/react';
+
+import { DisappearingTimerSelect } from './DisappearingTimerSelect';
+import { setup as setupI18n } from '../../js/modules/i18n';
+import enMessages from '../../_locales/en/messages.json';
+
+const story = storiesOf('Components/DisappearingTimerSelect', module);
+
+const i18n = setupI18n('en', enMessages);
+
+type Props = {
+  initialValue: number;
+};
+
+const TimerSelectWrap: React.FC<Props> = ({ initialValue }) => {
+  const [value, setValue] = useState(initialValue);
+
+  return (
+    <DisappearingTimerSelect
+      i18n={i18n}
+      value={value}
+      onChange={newValue => setValue(newValue)}
+    />
+  );
+};
+
+story.add('Initial value: 1 day', () => (
+  <TimerSelectWrap initialValue={24 * 3600} />
+));
+
+story.add('Initial value 3 days (Custom time)', () => (
+  <TimerSelectWrap initialValue={3 * 24 * 3600} />
+));