32 lines
1.0 KiB
TypeScript
32 lines
1.0 KiB
TypeScript
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/*
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* Copyright (C) Contributors to the Suwayomi project
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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import { useLocation, useNavigate } from 'react-router-dom';
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import { useContext } from 'react';
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import { useHistory } from '@/util/useHistory.ts';
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import { NavBarContext } from '@/components/context/NavbarContext.tsx';
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export const useBackButton = () => {
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const navigate = useNavigate();
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const history = useHistory();
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const location = useLocation();
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const { defaultBackTo: backToUrl } = useContext(NavBarContext);
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return () => {
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const isLastPageInHistory = location.key === 'default';
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const wasPreviousPageReader = history[history.length - 2]?.match(/\/manga\/[0-9]+\/chapter\/[0-9]+.*/g);
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if (isLastPageInHistory || wasPreviousPageReader) {
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navigate(backToUrl ?? '');
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return;
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}
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navigate(-1);
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};
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};
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