1 files changed, 110 insertions, 0 deletions
diff --git a/packages/taler-wallet-webextension/src/cta/Tip.tsx b/packages/taler-wallet-webextension/src/cta/Tip.tsx
new file mode 100644
index 000000000..69886668b
--- /dev/null
+++ b/packages/taler-wallet-webextension/src/cta/Tip.tsx
@@ -0,0 +1,110 @@
+/*
+ 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";
+
+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}
+  />
+}