/** * * Copyright 2023-2024 InspectorRAGet Team * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * **/ import { useEffect } from 'react'; /** * Detects when user clicks the back button and asks the user to reconfirm * * */ export function useBackButton(warningMessage?: string) { const BACK_BUTTON_MESSAGE = 'Going back will make you lose the current progress. Are you sure you want to go back?'; const onBackButtonEvent = (e) => { const leaveThisPage = window.confirm(warningMessage? warningMessage: BACK_BUTTON_MESSAGE); if (leaveThisPage) { // Let user go back window.history.back(); } }; useEffect(() => { //@ts-ignore window.history.pushState(null, null, window.location.pathname); // Prevent going back window.addEventListener('popstate', onBackButtonEvent); return () => { window.removeEventListener('popstate', onBackButtonEvent); }; }, []); return { }; }