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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/>
*/
/**
*
* @author Sebastian Javier Marchano (sebasjm)
*/
import { Fragment, h, render, VNode } from 'preact';
import { render as renderToString } from 'preact-render-to-string';
import { useEffect } from 'preact/hooks';
import { Footer } from '../components/Footer';
import { QR } from '../components/QR';
import "../css/pure-min.css";
import "../css/style.css";
import { ShowOrderDetails } from './ShowOrderDetails';
/**
* This page creates a tip offer QR code
*
* It will build into a mustache html template for server side rendering
*
* server side rendering params:
* - tip_status_url
* - taler_tip_qrcode_svg
* - taler_tip_uri
*
* request params:
* - tip_uri
* - tip_status_url
*/
interface Props {
tipURI?: string,
tip_status_url?: string,
qr_code?: string,
}
export function Head(): VNode {
return <Fragment>
<meta charSet="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<noscript>
<meta http-equiv="refresh" content="1" />
</noscript>
<title>Tip available</title>
</Fragment>
}
export function OfferTip({ tipURI, qr_code, tip_status_url }: Props): VNode {
useEffect(() => {
let checkUrl: URL;
try {
checkUrl = new URL(tip_status_url ? tip_status_url : "{{& tip_status_url }}");
} catch (e) {
return;
}
const delayMs = 500;
function check() {
let retried = false;
function retryOnce() {
if (!retried) {
retried = true;
check();
}
}
const req = new XMLHttpRequest();
req.onreadystatechange = function () {
if (req.readyState === XMLHttpRequest.DONE) {
if (req.status === 410) {
window.location.reload();
}
setTimeout(retryOnce, delayMs);
}
};
req.onerror = function () {
setTimeout(retryOnce, delayMs);
}
req.open("GET", checkUrl.href);
req.send();
}
setTimeout(check, delayMs);
})
return <Fragment>
<section id="main" class="content">
<h1 style={{ textAlign: 'center' }}>Collect Taler tip</h1>
<div style={{ textAlign: 'center' }} class="taler-installed-hide">
<p>
Scan this QR code with your Taler mobile wallet:
</p>
<div class="qr" dangerouslySetInnerHTML={{ __html: qr_code ? qr_code : `{{{ taler_tip_qrcode_svg }}}` }} />
<p>
<a class="pure-button pure-button-active success" href={tipURI ? tipURI : `{{ taler_tip_uri }}`}>
Or open your Taller wallet
</a>
</p>
<p>
<a href="https://wallet.taler.net/">Don't have a Taler wallet yet? Install it!</a>
</p>
</div>
<hr />
</section>
<Footer />
</Fragment>
}
export function mount(): void {
try {
const fromLocation = new URL(window.location.href).searchParams
const uri = fromLocation.get('tip_uri') || undefined
const tsu = fromLocation.get('tip_status_url') || undefined
render(<OfferTip tipURI={uri} tip_status_url={tsu} />, document.body);
} catch (e) {
console.error("got error", e);
document.body.innerText = `Fatal error: "${e.message}". Please report this bug at https://bugs.gnunet.org/.`;
}
}
export function buildTimeRendering(): { head: string, body: string } {
return {
head: renderToString(<Head />),
body: renderToString(<ShowOrderDetails />)
}
}
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