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/*
This file is part of GNU Taler
(C) 2021 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/>
*/
import { useState, useEffect } from "preact/hooks";
import * as wxApi from "../wxApi.js";
import { platform } from "../platform/api.js";
import { ToggleHandler } from "../mui/handlers.js";
import { TalerError } from "@gnu-taler/taler-wallet-core";
export function useExtendedPermissions(): ToggleHandler {
const [enabled, setEnabled] = useState(false);
const [error, setError] = useState<TalerError | undefined>();
const toggle = async (): Promise<void> => {
return handleExtendedPerm(enabled, setEnabled).catch(e => {
setError(TalerError.fromException(e))
})
};
useEffect(() => {
async function getExtendedPermValue(): Promise<void> {
const res = await wxApi.containsHeaderListener();
setEnabled(res.newValue);
}
getExtendedPermValue();
}, []);
return {
value: enabled,
button: {
onClick: toggle,
error
}
};
}
async function handleExtendedPerm(isEnabled: boolean, onChange: (value: boolean) => void): Promise<void> {
if (!isEnabled) {
// We set permissions here, since apparently FF wants this to be done
// as the result of an input event ...
let granted: boolean;
try {
granted = await platform.getPermissionsApi().requestHostPermissions();
} catch (lastError) {
onChange(false);
throw lastError;
}
const res = await wxApi.toggleHeaderListener(granted);
onChange(res.newValue);
} else {
try {
await wxApi.toggleHeaderListener(false).then(r => onChange(r.newValue));
} catch (e) {
console.log(e)
}
}
return
}
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