wallet-core/packages/taler-wallet-webextension/src/cta/Refund/state.ts
2022-12-15 17:12:03 -03:00

107 lines
2.8 KiB
TypeScript

/*
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 { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
import { useEffect, useState } from "preact/hooks";
import { useBackendContext } from "../../context/backend.js";
import { useAsyncAsHook } from "../../hooks/useAsyncAsHook.js";
import { Props, State } from "./index.js";
export function useComponentState({
talerRefundUri,
cancel,
onSuccess,
}: Props): State {
const api = useBackendContext();
const [ignored, setIgnored] = useState(false);
const info = useAsyncAsHook(async () => {
if (!talerRefundUri) throw Error("ERROR_NO-URI-FOR-REFUND");
const refund = await api.wallet.call(WalletApiOperation.PrepareRefund, {
talerRefundUri,
});
return { refund, uri: talerRefundUri };
});
useEffect(() =>
api.listener.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> => {
const res = await api.wallet.call(WalletApiOperation.ApplyRefund, {
talerRefundUri: uri,
});
onSuccess(res.transactionId);
};
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 (refund.pending) {
return {
status: "in-progress",
...baseInfo,
};
}
return {
status: "ready",
...baseInfo,
orderId: info.response.refund.info.orderId,
accept: {
onClick: doAccept,
},
ignore: {
onClick: doIgnore,
},
cancel,
};
}