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

---
 .../src/components/exception/QR.tsx                | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 packages/merchant-backoffice-ui/src/components/exception/QR.tsx

(limited to 'packages/merchant-backoffice-ui/src/components/exception/QR.tsx')

diff --git a/packages/merchant-backoffice-ui/src/components/exception/QR.tsx b/packages/merchant-backoffice-ui/src/components/exception/QR.tsx
new file mode 100644
index 000000000..bcb9964a5
--- /dev/null
+++ b/packages/merchant-backoffice-ui/src/components/exception/QR.tsx
@@ -0,0 +1,49 @@
+/*
+ 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 { h, VNode } from "preact";
+import { useEffect, useRef } from "preact/hooks";
+import qrcode from "qrcode-generator";
+
+export function QR({ text }: { text: string }): VNode {
+  const divRef = useRef<HTMLDivElement>(null);
+  useEffect(() => {
+    const qr = qrcode(0, "L");
+    qr.addData(text);
+    qr.make();
+    if (divRef.current) {
+      divRef.current.innerHTML = qr.createSvgTag({
+        scalable: true,
+      });
+    }
+  });
+
+  return (
+    <div
+      style={{
+        width: "100%",
+        display: "flex",
+        flexDirection: "column",
+        alignItems: "center",
+      }}
+    >
+      <div
+        style={{ width: "50%", minWidth: 200, maxWidth: 300 }}
+        ref={divRef}
+      />
+    </div>
+  );
+}
-- 
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