Files
pingvin-share/frontend/src/hooks/confirm-leave.hook.ts

43 lines
1.1 KiB
TypeScript

import { useRouter } from "next/router";
import { useEffect } from "react";
const useConfirmLeave = ({
message,
enabled,
}: {
message: string;
enabled: boolean;
}) => {
const router = useRouter();
useEffect(() => {
if (!enabled) return;
// Show confirmation dialog when route changes
const handleRouteChange = () => {
const confirmLeave = window.confirm(message);
if (!confirmLeave) {
router.events.emit("routeChangeError");
throw "Route change aborted.";
}
};
// Show confirmation when the user tries to leave or reload the page
const handleBeforeUnload = (event: BeforeUnloadEvent) => {
event.preventDefault();
event.returnValue = message;
return message;
};
router.events.on("routeChangeStart", handleRouteChange);
window.addEventListener("beforeunload", handleBeforeUnload);
return () => {
router.events.off("routeChangeStart", handleRouteChange);
window.removeEventListener("beforeunload", handleBeforeUnload);
};
}, [router, message, enabled]);
};
export default useConfirmLeave;