import root from "$lib/Utility/root";
import type { Handle, RequestEvent } from "@sveltejs/kit";

const redirectWithParameters = (
	event: RequestEvent<Partial<Record<string, string>>, string | null>,
	path: string,
) => {
	return Response.redirect(
		root(
			`${path}${
				event.url.searchParams.toString().length > 0
					? `?${event.url.searchParams.toString()}`
					: ""
			}`,
		),
		307,
	);
};

export const handle: Handle = async ({ event, resolve }) => {
	const { cookies } = event;
	const user = cookies.get("user");

	if (user) {
		const parsedUser = JSON.parse(user);

		event.locals.user = {
			tokenType: parsedUser["token_type"],
			expiresIn: parsedUser["expires_in"],
			accessToken: parsedUser["access_token"],
			refreshToken: parsedUser["refresh_token"],
		};
	}

	switch (event.url.pathname) {
		case "/birthdays":
			return redirectWithParameters(event, "/tools/birthdays");
		case "/wrapped":
			return redirectWithParameters(event, "/tools/wrapped");
	}

	return await resolve(event);
};