import { getCookies } from "jsr:@std/http/cookie";

function getSessionId(request: Request): null | string {
	getCookies(request.headers);
	return null;
}

export default function (request: Request): Response {
	if (request.headers.get("upgrade") !== "websocket") {
		return new Response("Upgrade required.", { status: 426 });
	}

	const sessonId = getSessionId(request);
	if (!sessonId) {
		return new Response("Session requierd.", { status: 401 });
	}

	const { socket, response } = Deno.upgradeWebSocket(request);

	return response;
}