Created a system to go directly to an assignment from a URL

src/pages/login.tsx

@@ -20,16 +20,17 @@ import { redirect } from "@/utils";
 
 const EMAIL_REGEX = new RegExp(/^[a-zA-Z0-9]+(?:\.[a-zA-Z0-9]+)*@[a-zA-Z0-9]+(?:\.[a-zA-Z0-9]+)*$/g);
 
-export const getServerSideProps = withIronSessionSsr(async ({req, res}) => {
+export const getServerSideProps = withIronSessionSsr(async ({req, res, query}) => {
+	const destination = !query.destination ? "/" : Buffer.from(query.destination as string, 'base64').toString()
 	const user = await requestUser(req, res)
-	if (user) return redirect("/")
+	if (user) return redirect(destination)
 
 	return {
-		props: {user: null},
+		props: {user: null, destination},
 	};
 }, sessionOptions);
 
-export default function Login() {
+export default function Login({ destination }: { destination: string }) {
 	const [email, setEmail] = useState("");
 	const [password, setPassword] = useState("");
 	const [rememberPassword, setRememberPassword] = useState(false);
@@ -38,13 +39,13 @@ export default function Login() {
 	const router = useRouter();
 
 	const {user, mutateUser} = useUser({
-		redirectTo: "/",
+		redirectTo: destination,
 		redirectIfFound: true,
 	});
 
 	useEffect(() => {
-		if (user) router.push("/");
-	}, [router, user]);
+		if (user) router.push(destination);
+	}, [router, user, destination]);
 
 	const forgotPassword = () => {
 		if (!email || email.length < 0 || !EMAIL_REGEX.test(email)) {