@wordpress/components/src/navigator/navigator-back-button/hook.ts

UI components for WordPress.

/**
 * WordPress dependencies
 */
import { useCallback } from '@wordpress/element';

/**
 * Internal dependencies
 */
import { useContextSystem, WordPressComponentProps } from '../../ui/context';
import Button from '../../button';
import useNavigator from '../use-navigator';
import type { NavigatorBackButtonHookProps } from '../types';

export function useNavigatorBackButton(
	props: WordPressComponentProps< NavigatorBackButtonHookProps, 'button' >
) {
	const {
		onClick,
		as = Button,
		goToParent: goToParentProp = false,
		...otherProps
	} = useContextSystem( props, 'NavigatorBackButton' );

	const { goBack, goToParent } = useNavigator();
	const handleClick: React.MouseEventHandler< HTMLButtonElement > =
		useCallback(
			( e ) => {
				e.preventDefault();
				if ( goToParentProp ) {
					goToParent();
				} else {
					goBack();
				}
				onClick?.( e );
			},
			[ goToParentProp, goToParent, goBack, onClick ]
		);

	return {
		as,
		onClick: handleClick,
		...otherProps,
	};
}