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/*
This file is part of GNU Taler
(C) 2021-2023 Taler Systems S.A.
GNU Taler is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
*
* @author Sebastian Javier Marchano (sebasjm)
*/
import { createContext, h, VNode } from "preact";
import { useCallback, useContext, useState } from "preact/hooks";
import { useBackendDefaultToken, useBackendURL } from "../hooks/index.js";
interface BackendContextType {
url: string;
token?: string;
triedToLog: boolean;
resetBackend: () => void;
// clearAllTokens: () => void;
// addTokenCleaner: (c: () => void) => void;
updateLoginStatus: (url: string, token?: string) => void;
updateToken: (token?: string) => void;
}
const BackendContext = createContext<BackendContextType>({
url: "",
token: undefined,
triedToLog: false,
resetBackend: () => null,
// clearAllTokens: () => null,
// addTokenCleaner: () => null,
updateLoginStatus: () => null,
updateToken: () => null,
});
function useBackendContextState(
defaultUrl?: string,
initialToken?: string,
): BackendContextType {
const [url, triedToLog, changeBackend, resetBackend] =
useBackendURL(defaultUrl);
const [token, _updateToken] = useBackendDefaultToken(initialToken);
const updateToken = (t?: string) => {
_updateToken(t);
};
// const tokenCleaner = useCallback(() => {
// updateToken(undefined);
// }, []);
// const [cleaners, setCleaners] = useState([tokenCleaner]);
// const addTokenCleaner = (c: () => void) => setCleaners((cs) => [...cs, c]);
// const addTokenCleanerMemo = useCallback(
// (c: () => void) => {
// addTokenCleaner(c);
// },
// [tokenCleaner],
// );
// const clearAllTokens = () => {
// cleaners.forEach((c) => c());
// for (let i = 0; i < localStorage.length; i++) {
// const k = localStorage.key(i);
// if (k && /^backend-token/.test(k)) localStorage.removeItem(k);
// }
// resetBackend();
// };
const updateLoginStatus = (url: string, token?: string) => {
changeBackend(url);
updateToken(token);
};
return {
url,
token,
triedToLog,
updateLoginStatus,
resetBackend,
// clearAllTokens,
updateToken,
// addTokenCleaner: addTokenCleanerMemo,
};
}
export const BackendContextProvider = ({
children,
defaultUrl,
initialToken,
}: {
children: any;
defaultUrl?: string;
initialToken?: string;
}): VNode => {
const value = useBackendContextState(defaultUrl, initialToken);
return h(BackendContext.Provider, { value, children });
};
export const useBackendContext = (): BackendContextType =>
useContext(BackendContext);
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