/*
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
*/
import { Amounts } from "@gnu-taler/taler-util";
import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
import { useTranslationContext } from "@gnu-taler/web-util/browser";
import { useState } from "preact/hooks";
import { alertFromError, useAlertContext } from "../../context/alert.js";
import { useBackendContext } from "../../context/backend.js";
import { useAsyncAsHook } from "../../hooks/useAsyncAsHook.js";
import { RecursiveState, assertUnreachable } from "../../utils/index.js";
import { Contact, Props, State } from "./index.js";
export function useComponentState(props: Props): RecursiveState {
const api = useBackendContext();
const { pushAlertOnError } = useAlertContext();
const parsedInitialAmount = !props.amount
? undefined
: Amounts.parse(props.amount);
const hook = useAsyncAsHook(async () => {
if (!parsedInitialAmount) return undefined;
const balance = await api.wallet.call(WalletApiOperation.GetBalanceDetail, {
currency: parsedInitialAmount.currency,
});
return { balance };
});
const info = hook && !hook.hasError ? hook.response : undefined;
// const initialCurrency = parsedInitialAmount?.currency;
const [amount, setAmount] = useState(
!parsedInitialAmount ? undefined : parsedInitialAmount,
);
//FIXME: get this information from wallet
// eslint-disable-next-line no-constant-condition
const previous: Contact[] = true
? []
: [
{
name: "International Bank",
icon_type: "bank",
description: "account ending with 3454",
},
{
name: "Max",
icon_type: "bank",
description: "account ending with 3454",
},
{
name: "Alex",
icon_type: "bank",
description: "account ending with 3454",
},
];
if (!amount) {
return () => {
// eslint-disable-next-line react-hooks/rules-of-hooks
const { i18n } = useTranslationContext();
// eslint-disable-next-line react-hooks/rules-of-hooks
const hook = useAsyncAsHook(() =>
api.wallet.call(WalletApiOperation.ListExchanges, {}),
);
if (!hook) {
return {
status: "loading",
error: undefined,
};
}
if (hook.hasError) {
return {
status: "error",
error: alertFromError(i18n,
i18n.str`Could not load exchanges`, hook),
};
}
const currencies: Record = {};
hook.response.exchanges.forEach((e) => {
if (e.currency) {
currencies[e.currency] = e.currency;
}
});
currencies[""] = "Select a currency";
return {
status: "select-currency",
error: undefined,
onCurrencySelected: (c: string) => {
setAmount(Amounts.zeroOfCurrency(c));
},
currencies,
};
};
}
const currencyAndAmount = Amounts.stringify(amount);
const invalid = Amounts.isZero(amount);
switch (props.type) {
case "send":
return {
status: "ready",
error: undefined,
previous,
selectCurrency: {
onClick: pushAlertOnError(async () => {
setAmount(undefined);
}),
},
goToBank: {
onClick: invalid
? undefined
: pushAlertOnError(async () => {
props.goToWalletBankDeposit(currencyAndAmount);
}),
},
selectMax: {
onClick: pushAlertOnError(async () => {
const resp = await api.wallet.call(
WalletApiOperation.GetMaxDepositAmount,
{
currency: amount.currency,
},
);
setAmount(Amounts.parseOrThrow(resp.effectiveAmount));
}),
},
goToWallet: {
onClick: invalid
? undefined
: pushAlertOnError(async () => {
props.goToWalletWalletSend(currencyAndAmount);
}),
},
amountHandler: {
onInput: pushAlertOnError(async (s) => setAmount(s)),
value: amount,
},
type: props.type,
};
case "get":
return {
status: "ready",
error: undefined,
previous,
selectCurrency: {
onClick: pushAlertOnError(async () => {
setAmount(undefined);
}),
},
selectMax: {
onClick: invalid
? undefined
: pushAlertOnError(async () => {
props.goToWalletManualWithdraw(currencyAndAmount);
}),
},
goToBank: {
onClick: invalid
? undefined
: pushAlertOnError(async () => {
props.goToWalletManualWithdraw(currencyAndAmount);
}),
},
goToWallet: {
onClick: invalid
? undefined
: pushAlertOnError(async () => {
props.goToWalletWalletInvoice(currencyAndAmount);
}),
},
amountHandler: {
onInput: pushAlertOnError(async (s) => setAmount(s)),
value: amount,
},
type: props.type,
};
default:
assertUnreachable(props);
}
}