From 614a3e3c8702bb7436398acb911880caae0fdee7 Mon Sep 17 00:00:00 2001
From: Sebastian <sebasjm@gmail.com>
Date: Sat, 30 Jul 2022 20:55:41 -0300
Subject: standarizing components

---
 .../src/cta/Refund/state.ts                        | 104 +++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 packages/taler-wallet-webextension/src/cta/Refund/state.ts

(limited to 'packages/taler-wallet-webextension/src/cta/Refund/state.ts')

diff --git a/packages/taler-wallet-webextension/src/cta/Refund/state.ts b/packages/taler-wallet-webextension/src/cta/Refund/state.ts
new file mode 100644
index 000000000..f8ce71a13
--- /dev/null
+++ b/packages/taler-wallet-webextension/src/cta/Refund/state.ts
@@ -0,0 +1,104 @@
+/*
+ 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 { Amounts, NotificationType } from "@gnu-taler/taler-util";
+import { useEffect, useState } from "preact/hooks";
+import { useAsyncAsHook } from "../../hooks/useAsyncAsHook.js";
+import * as wxApi from "../../wxApi.js";
+import { Props, State } from "./index.js";
+
+export function useComponentState(
+  { talerRefundUri }: Props,
+  api: typeof wxApi,
+): State {
+  const [ignored, setIgnored] = useState(false);
+
+  const info = useAsyncAsHook(async () => {
+    if (!talerRefundUri) throw Error("ERROR_NO-URI-FOR-REFUND");
+    const refund = await api.prepareRefund({ talerRefundUri });
+    return { refund, uri: talerRefundUri };
+  });
+
+  useEffect(() => {
+    api.onUpdateNotification([NotificationType.RefreshMelted], () => {
+      info?.retry();
+    });
+  });
+
+  if (!info) {
+    return { status: "loading", error: undefined }
+  }
+  if (info.hasError) {
+    return {
+      status: "loading-uri",
+      error: info,
+    };
+  }
+
+  const { refund, uri } = info.response;
+
+  const doAccept = async (): Promise<void> => {
+    await api.applyRefund(uri);
+    info.retry();
+  };
+
+  const doIgnore = async (): Promise<void> => {
+    setIgnored(true);
+  };
+
+  const baseInfo = {
+    amount: Amounts.parseOrThrow(info.response.refund.effectivePaid),
+    granted: Amounts.parseOrThrow(info.response.refund.granted),
+    merchantName: info.response.refund.info.merchant.name,
+    products: info.response.refund.info.products,
+    awaitingAmount: Amounts.parseOrThrow(refund.awaiting),
+    error: undefined,
+  }
+
+  if (ignored) {
+    return {
+      status: "ignored",
+      ...baseInfo,
+    };
+  }
+
+  if (Amounts.isZero(baseInfo.awaitingAmount)) {
+    return {
+      status: "completed",
+      ...baseInfo,
+    };
+  }
+
+  if (refund.pending) {
+    return {
+      status: "in-progress",
+      ...baseInfo,
+    };
+  }
+
+  return {
+    status: "ready",
+    ...baseInfo,
+    orderId: info.response.refund.info.orderId,
+    accept: {
+      onClick: doAccept,
+    },
+    ignore: {
+      onClick: doIgnore,
+    },
+  };
+}
-- 
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