31 lines
1.2 KiB
TypeScript
31 lines
1.2 KiB
TypeScript
/*
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This file is part of GNU Anastasis
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(C) 2021-2022 Anastasis SARL
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GNU Anastasis is free software; you can redistribute it and/or modify it under the
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terms of the GNU Affero General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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GNU Anastasis is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License along with
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GNU Anastasis; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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import { useNotNullLocalStorage } from "./useLocalStorage.js";
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function getBrowserLang(): string | undefined {
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if (window.navigator.languages) return window.navigator.languages[0];
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if (window.navigator.language) return window.navigator.language;
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return undefined;
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}
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export function useLang(
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initial?: string,
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): [string, (s: string) => void, boolean] {
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const defaultLang = (getBrowserLang() || initial || "en").substring(0, 2);
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return useNotNullLocalStorage("lang-preference", defaultLang);
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}
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