wallet-core/packages/taler-wallet-webextension/src/cta/Tip.tsx
2021-08-23 16:52:33 -03:00

112 lines
3.2 KiB
TypeScript

/*
This file is part of TALER
(C) 2017 GNUnet e.V.
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.
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
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* Page shown to the user to accept or ignore a tip from a merchant.
*
* @author Florian Dold <dold@taler.net>
*/
import { useEffect, useState } from "preact/hooks";
import { PrepareTipResult } from "@gnu-taler/taler-util";
import { AmountView } from "../renderHtml";
import * as wxApi from "../wxApi";
import { JSX } from "preact/jsx-runtime";
import { h } from 'preact';
interface Props {
talerTipUri?: string
}
export interface ViewProps {
prepareTipResult: PrepareTipResult;
onAccept: () => void;
onIgnore: () => void;
}
export function View({ prepareTipResult, onAccept, onIgnore }: ViewProps) {
return <section class="main">
<h1>GNU Taler Wallet</h1>
<article class="fade">
{prepareTipResult.accepted ? (
<span>
Tip from <code>{prepareTipResult.merchantBaseUrl}</code> accepted. Check
your transactions list for more details.
</span>
) : (
<div>
<p>
The merchant <code>{prepareTipResult.merchantBaseUrl}</code> is
offering you a tip of{" "}
<strong>
<AmountView amount={prepareTipResult.tipAmountEffective} />
</strong>{" "}
via the exchange <code>{prepareTipResult.exchangeBaseUrl}</code>
</p>
<button onClick={onAccept}>Accept tip</button>
<button onClick={onIgnore}>Ignore</button>
</div>
)}
</article>
</section>
}
export function TipPage({ talerTipUri }: Props): JSX.Element {
const [updateCounter, setUpdateCounter] = useState<number>(0);
const [prepareTipResult, setPrepareTipResult] = useState<
PrepareTipResult | undefined
>(undefined);
const [tipIgnored, setTipIgnored] = useState(false);
useEffect(() => {
if (!talerTipUri) return;
const doFetch = async (): Promise<void> => {
const p = await wxApi.prepareTip({ talerTipUri });
setPrepareTipResult(p);
};
doFetch();
}, [talerTipUri, updateCounter]);
const doAccept = async () => {
if (!prepareTipResult) {
return;
}
await wxApi.acceptTip({ walletTipId: prepareTipResult?.walletTipId });
setUpdateCounter(updateCounter + 1);
};
const doIgnore = () => {
setTipIgnored(true);
};
if (!talerTipUri) {
return <span>missing tip uri</span>;
}
if (tipIgnored) {
return <span>You've ignored the tip.</span>;
}
if (!prepareTipResult) {
return <span>Loading ...</span>;
}
return <View prepareTipResult={prepareTipResult}
onAccept={doAccept} onIgnore={doIgnore}
/>
}