From 18c5371d659222155b27883b2531576af0f86d54 Mon Sep 17 00:00:00 2001
From: Sebastian <sebasjm@gmail.com>
Date: Wed, 14 Jul 2021 15:21:40 -0300
Subject: balance refactor

---
 .../src/popup/BalancePage.tsx                      | 118 +++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 packages/taler-wallet-webextension/src/popup/BalancePage.tsx

(limited to 'packages/taler-wallet-webextension/src/popup/BalancePage.tsx')

diff --git a/packages/taler-wallet-webextension/src/popup/BalancePage.tsx b/packages/taler-wallet-webextension/src/popup/BalancePage.tsx
new file mode 100644
index 000000000..24744d3f2
--- /dev/null
+++ b/packages/taler-wallet-webextension/src/popup/BalancePage.tsx
@@ -0,0 +1,118 @@
+/*
+ This file is part of TALER
+ (C) 2016 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/>
+ */
+
+import {
+  amountFractionalBase, Amounts,
+
+  Balance, BalancesResponse,
+  i18n
+} from "@gnu-taler/taler-util";
+import { JSX } from "preact";
+import { PopupBox, Centered } from "../components/styled/index";
+import { BalancesHook, useBalances } from "../hooks/useBalances";
+import { PageLink, renderAmount } from "../renderHtml";
+
+
+export function BalancePage() {
+  const balance = useBalances()
+  return <BalanceView balance={balance} Linker={PageLink} />
+}
+export interface BalanceViewProps {
+  balance: BalancesHook,
+  Linker: typeof PageLink,
+}
+export function BalanceView({ balance, Linker }: BalanceViewProps) {
+  if (!balance) {
+    return <span />
+  }
+
+  if (balance.error) {
+    return (
+      <div class="balance">
+        <p>{i18n.str`Error: could not retrieve balance information.`}</p>
+        <p>
+          Click <Linker pageName="welcome.html">here</Linker> for help and
+          diagnostics.
+        </p>
+      </div>
+    )
+  }
+  if (balance.response.balances.length === 0) {
+    return (
+      <p><i18n.Translate>
+        You have no balance to show. Need some{" "}
+        <Linker pageName="/welcome">help</Linker> getting started?
+      </i18n.Translate></p>
+    )
+  }
+  return <ShowBalances wallet={balance.response} />
+}
+
+function formatPending(entry: Balance): JSX.Element {
+  let incoming: JSX.Element | undefined;
+  let payment: JSX.Element | undefined;
+
+  const available = Amounts.parseOrThrow(entry.available);
+  const pendingIncoming = Amounts.parseOrThrow(entry.pendingIncoming);
+  const pendingOutgoing = Amounts.parseOrThrow(entry.pendingOutgoing);
+
+  if (!Amounts.isZero(pendingIncoming)) {
+    incoming = (
+      <span><i18n.Translate>
+        <span style={{ color: "darkgreen" }}>
+          {"+"}
+          {renderAmount(entry.pendingIncoming)}
+        </span>{" "}
+        incoming
+      </i18n.Translate></span>
+    );
+  }
+
+  const l = [incoming, payment].filter((x) => x !== undefined);
+  if (l.length === 0) {
+    return <span />;
+  }
+
+  if (l.length === 1) {
+    return <span>({l})</span>;
+  }
+  return (
+    <span>
+      ({l[0]}, {l[1]})
+    </span>
+  );
+}
+
+
+function ShowBalances({ wallet }: { wallet: BalancesResponse }) {
+  return <PopupBox>
+    <section>
+      <Centered>{wallet.balances.map((entry) => {
+        const av = Amounts.parseOrThrow(entry.available);
+        const v = av.value + av.fraction / amountFractionalBase;
+        return (
+          <p key={av.currency}>
+            <span>
+              <span style={{ fontSize: "5em", display: "block" }}>{v}</span>{" "}
+              <span>{av.currency}</span>
+            </span>
+            {formatPending(entry)}
+          </p>
+        );
+      })}</Centered>
+    </section>
+  </PopupBox>
+}
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