From 24cac493dded00ef40e0e30a0d2263e4f35c3e29 Mon Sep 17 00:00:00 2001
From: Sebastian <sebasjm@gmail.com>
Date: Wed, 4 Jan 2023 11:24:58 -0300
Subject: fix #7522

---
 .../src/components/PaymentButtons.tsx              | 153 +++++++++++++++++++++
 1 file changed, 153 insertions(+)
 create mode 100644 packages/taler-wallet-webextension/src/components/PaymentButtons.tsx

(limited to 'packages/taler-wallet-webextension/src/components/PaymentButtons.tsx')

diff --git a/packages/taler-wallet-webextension/src/components/PaymentButtons.tsx b/packages/taler-wallet-webextension/src/components/PaymentButtons.tsx
new file mode 100644
index 000000000..def1e16eb
--- /dev/null
+++ b/packages/taler-wallet-webextension/src/components/PaymentButtons.tsx
@@ -0,0 +1,153 @@
+/*
+ This file is part of GNU Taler
+ (C) 2022 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 {
+  AmountJson,
+  Amounts,
+  PreparePayResult,
+  PreparePayResultType,
+} from "@gnu-taler/taler-util";
+import { Fragment, h, VNode } from "preact";
+import { useState } from "preact/hooks";
+import { Amount } from "./Amount.js";
+import { Part } from "./Part.js";
+import { QR } from "./QR.js";
+import { LinkSuccess, WarningBox } from "./styled/index.js";
+import { useTranslationContext } from "../context/translation.js";
+import { Button } from "../mui/Button.js";
+import { ButtonHandler } from "../mui/handlers.js";
+import { assertUnreachable } from "../utils/index.js";
+
+interface Props {
+  payStatus: PreparePayResult;
+  payHandler: ButtonHandler | undefined;
+  balance: AmountJson | undefined;
+  uri: string;
+  amount: AmountJson;
+  goToWalletManualWithdraw: (currency: string) => Promise<void>;
+}
+
+export function PaymentButtons({
+  payStatus,
+  uri,
+  payHandler,
+  balance,
+  amount,
+  goToWalletManualWithdraw,
+}: Props): VNode {
+  const { i18n } = useTranslationContext();
+  if (payStatus.status === PreparePayResultType.PaymentPossible) {
+    const privateUri = `${uri}&n=${payStatus.noncePriv}`;
+
+    return (
+      <Fragment>
+        <section>
+          <Button
+            variant="contained"
+            color="success"
+            onClick={payHandler?.onClick}
+          >
+            <i18n.Translate>
+              Pay &nbsp;
+              {<Amount value={amount} />}
+            </i18n.Translate>
+          </Button>
+        </section>
+        <PayWithMobile uri={privateUri} />
+      </Fragment>
+    );
+  }
+
+  if (payStatus.status === PreparePayResultType.InsufficientBalance) {
+    let BalanceMessage = "";
+    if (!balance) {
+      BalanceMessage = i18n.str`You have no balance for this currency. Withdraw digital cash first.`;
+    } else {
+      const balanceShouldBeEnough = Amounts.cmp(balance, amount) !== -1;
+      if (balanceShouldBeEnough) {
+        BalanceMessage = i18n.str`Could not find enough coins to pay. Even if you have enough ${balance.currency} some restriction may apply.`;
+      } else {
+        BalanceMessage = i18n.str`Your current balance is not enough.`;
+      }
+    }
+    const uriPrivate = `${uri}&n=${payStatus.noncePriv}`;
+
+    return (
+      <Fragment>
+        <section>
+          <WarningBox>{BalanceMessage}</WarningBox>
+        </section>
+        <section>
+          <Button
+            variant="contained"
+            color="success"
+            onClick={() => goToWalletManualWithdraw(Amounts.stringify(amount))}
+          >
+            <i18n.Translate>Get digital cash</i18n.Translate>
+          </Button>
+        </section>
+        <PayWithMobile uri={uriPrivate} />
+      </Fragment>
+    );
+  }
+  if (payStatus.status === PreparePayResultType.AlreadyConfirmed) {
+    return (
+      <Fragment>
+        <section>
+          {payStatus.paid && payStatus.contractTerms.fulfillment_message && (
+            <Part
+              title={<i18n.Translate>Merchant message</i18n.Translate>}
+              text={payStatus.contractTerms.fulfillment_message}
+              kind="neutral"
+            />
+          )}
+        </section>
+        {!payStatus.paid && <PayWithMobile uri={uri} />}
+      </Fragment>
+    );
+  }
+
+  assertUnreachable(payStatus);
+}
+
+function PayWithMobile({ uri }: { uri: string }): VNode {
+  const { i18n } = useTranslationContext();
+
+  const [showQR, setShowQR] = useState<boolean>(false);
+
+  return (
+    <section>
+      <LinkSuccess upperCased onClick={() => setShowQR((qr) => !qr)}>
+        {!showQR ? (
+          <i18n.Translate>Pay with a mobile phone</i18n.Translate>
+        ) : (
+          <i18n.Translate>Hide QR</i18n.Translate>
+        )}
+      </LinkSuccess>
+      {showQR && (
+        <div>
+          <QR text={uri} />
+          <i18n.Translate>
+            Scan the QR code or &nbsp;
+            <a href={uri}>
+              <i18n.Translate>click here</i18n.Translate>
+            </a>
+          </i18n.Translate>
+        </div>
+      )}
+    </section>
+  );
+}
-- 
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