spotify-manager-web/src/routes/UnAuthOnlyRoutes.jsx

import React, { useContext } from "react";
import { Navigate, Outlet, useLocation } from "react-router-dom";

import { AuthContext } from "../App";
import { showWarnToastNotification } from "../components/ToastNotification";

function UnAuthOnlyRoutes() {
	let location = useLocation();
	const auth = useContext(AuthContext);

	const handleRouteRender = () => {
		if (auth !== true) {
			return <Outlet />;
		} else {
			showWarnToastNotification(<p>Already logged in!</p>);
			return <Navigate to={"/graph"} state={{ from: location }} />;
		}
	};

	return handleRouteRender();
}

export default UnAuthOnlyRoutes;