From 3e060b80428943c6562250a6ff77eff10a0259b7 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian@dold.me>
Date: Mon, 24 Oct 2022 10:46:14 +0200
Subject: repo: integrate packages from former merchant-backoffice.git

---
 .../merchant-backend-ui/src/pages/OfferRefund.tsx  | 154 +++++++++++++++++++++
 1 file changed, 154 insertions(+)
 create mode 100644 packages/merchant-backend-ui/src/pages/OfferRefund.tsx

(limited to 'packages/merchant-backend-ui/src/pages/OfferRefund.tsx')

diff --git a/packages/merchant-backend-ui/src/pages/OfferRefund.tsx b/packages/merchant-backend-ui/src/pages/OfferRefund.tsx
new file mode 100644
index 000000000..14c9372c2
--- /dev/null
+++ b/packages/merchant-backend-ui/src/pages/OfferRefund.tsx
@@ -0,0 +1,154 @@
+/*
+ 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 { Page, QRPlaceholder, WalletLink } from '../styled';
+
+/**
+ * This page creates a refund offer QR code
+ * 
+ * It will build into a mustache html template for server side rendering
+ * 
+ * server side rendering params:
+ *  - order_status_url
+ *  - taler_refund_qrcode_svg
+ *  - taler_refund_uri
+ * 
+ * request params:
+ *  - refund_uri
+ *  - order_status_url
+ */
+
+interface Props {
+  refundURI?: string;
+  order_status_url?: string;
+  qr_code?: string;
+}
+
+function Head({ order_summary }: { order_summary?: string }): 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>Refund available for {order_summary ? order_summary : `{{ order_summary }}`}</title>
+  </Fragment>
+}
+
+export function OfferRefund({ refundURI, qr_code, order_status_url }: Props): VNode {
+  useEffect(() => {
+    let checkUrl: URL;
+    try {
+      checkUrl = new URL(order_status_url ? order_status_url : "{{& order_status_url }}");
+    } catch (e) {
+      return;
+    }
+    checkUrl.searchParams.set("await_refund_obtained", "yes");
+    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 === 200) {
+            try {
+              const resp = JSON.parse(req.responseText);
+              if (!resp.refund_pending) {
+                window.location.reload();
+              }
+            } catch (e) {
+              console.error("could not parse response:", e);
+            }
+          }
+          setTimeout(retryOnce, delayMs);
+        }
+      };
+      req.onerror = function () {
+        setTimeout(retryOnce, delayMs);
+      }
+      req.open("GET", checkUrl.href);
+      req.send();
+    }
+
+    setTimeout(check, delayMs);
+  })
+  return <Page>
+    <section>
+      <h1>Collect Taler refund</h1>
+      <p>
+        Scan this QR code with your Taler mobile wallet:
+      </p>
+      <QRPlaceholder dangerouslySetInnerHTML={{ __html: qr_code ? qr_code : `{{{ taler_refund_qrcode_svg }}}` }} />
+      <p>
+        <WalletLink href={refundURI ? refundURI : `{{ taler_refund_uri }}`}>
+          Or open your Taller wallet
+        </WalletLink>
+      </p>
+      <p>
+        <a href="https://wallet.taler.net/">Don't have a Taler wallet yet? Install it!</a>
+      </p>
+    </section>
+    <Footer />
+  </Page>
+}
+
+export function mount(): void {
+  try {
+    const fromLocation = new URL(window.location.href).searchParams
+    const os = fromLocation.get('order_summary') || undefined;
+    if (os) {
+      render(<Head order_summary={os} />, document.head);
+    }
+
+    const uri = fromLocation.get('refund_uri') || undefined;
+    const osu = fromLocation.get('order_status_url') || undefined;
+    const qr_code = uri ? renderToString(<QR text={uri} />) : undefined;
+
+    render(<OfferRefund
+      refundURI={uri} order_status_url={osu}
+      qr_code={qr_code}
+    />, document.body);
+  } catch (e) {
+    console.error("got error", e);
+    if (e instanceof Error) {
+      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(<OfferRefund />)
+  }
+}
-- 
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