import * as path from '@std/path';
/**
 * Any request that is for something with the extension 'foo' should return 'foo'
 *
 * @param request The incoming HTTP request
 * @returns Either a response (a foo) or undefined if unhandled.
 */
export default function handle_static_files(request: Request): Response | undefined {
	const url: URL = new URL(request.url);
	const extension: string = path.extname(url.pathname)?.slice(1)?.toLowerCase() ?? '';

	if (extension !== 'foo') {
		return;
	}

	return new Response('foo', {
		status: 200,
		headers: {
			'Content-Type': 'text/plain'
		}
	});
}