Custom Discriminator in EditUsernameModalBody

ts/components/AutoSizeInput.stories.tsx

@@ -0,0 +1,33 @@
+// Copyright 2024 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import React, { useState } from 'react';
+import { action } from '@storybook/addon-actions';
+import type { Meta } from '@storybook/react';
+import type { PropsType } from './AutoSizeInput';
+import { AutoSizeInput } from './AutoSizeInput';
+
+export default {
+  title: 'Components/AutoSizeInput',
+  argTypes: {},
+  args: {},
+} satisfies Meta<PropsType>;
+
+const createProps = (overrideProps: Partial<PropsType> = {}): PropsType => ({
+  disabled: Boolean(overrideProps.disabled),
+  disableSpellcheck: overrideProps.disableSpellcheck,
+  onChange: action('onChange'),
+  placeholder: overrideProps.placeholder ?? 'Enter some text here',
+  value: overrideProps.value ?? '',
+});
+
+function Controller(props: PropsType): JSX.Element {
+  const { value: initialValue } = props;
+  const [value, setValue] = useState(initialValue);
+
+  return <AutoSizeInput {...props} onChange={setValue} value={value} />;
+}
+
+export function Simple(): JSX.Element {
+  return <Controller {...createProps()} />;
+}