/* 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 { AmountJson, AmountString, Amounts, HttpStatusCode, Logger, TalerError, TranslatedString, buildPayto, parsePaytoUri, stringifyPaytoUri } from "@gnu-taler/taler-util"; import { RequestError, notify, notifyError, useTranslationContext, } from "@gnu-taler/web-util/browser"; import { Fragment, Ref, VNode, h } from "preact"; import { useEffect, useRef, useState } from "preact/hooks"; import { ShowInputErrorLabel } from "../components/ShowInputErrorLabel.js"; import { buildRequestErrorMessage, undefinedIfEmpty, validateIBAN, withRuntimeErrorHandling, } from "../utils.js"; import { useBankCoreApiContext } from "../context/config.js"; import { useBackendState } from "../hooks/backend.js"; import { assertUnreachable } from "./HomePage.js"; import { mutate } from "swr"; const logger = new Logger("PaytoWireTransferForm"); export function PaytoWireTransferForm({ focus, title, toAccount, onSuccess, onCancel, limit, }: { title: TranslatedString, focus?: boolean; toAccount?: string, onSuccess: () => void; onCancel: (() => void) | undefined; limit: AmountJson; }): VNode { const [isRawPayto, setIsRawPayto] = useState(false); const { state: credentials } = useBackendState() const { api } = useBankCoreApiContext(); const sendingToFixedAccount = toAccount !== undefined //FIXME: support other destination that just IBAN const [iban, setIban] = useState(toAccount); const [subject, setSubject] = useState(); const [amount, setAmount] = useState(); const [rawPaytoInput, rawPaytoInputSetter] = useState( undefined, ); const { i18n } = useTranslationContext(); const ibanRegex = "^[A-Z][A-Z][0-9]+$"; const trimmedAmountStr = amount?.trim(); const parsedAmount = Amounts.parse(`${limit.currency}:${trimmedAmountStr}`); const IBAN_REGEX = /^[A-Z][A-Z0-9]*$/; const errorsWire = undefinedIfEmpty({ iban: !iban ? i18n.str`required` : !IBAN_REGEX.test(iban) ? i18n.str`IBAN should have just uppercased letters and numbers` : validateIBAN(iban, i18n), subject: !subject ? i18n.str`required` : undefined, amount: !trimmedAmountStr ? i18n.str`required` : !parsedAmount ? i18n.str`not valid` : Amounts.isZero(parsedAmount) ? i18n.str`should be greater than 0` : Amounts.cmp(limit, parsedAmount) === -1 ? i18n.str`balance is not enough` : undefined, }); const parsed = !rawPaytoInput ? undefined : parsePaytoUri(rawPaytoInput); const errorsPayto = undefinedIfEmpty({ rawPaytoInput: !rawPaytoInput ? i18n.str`required` : !parsed ? i18n.str`does not follow the pattern` : !parsed.isKnown || parsed.targetType !== "iban" ? i18n.str`only "IBAN" target are supported` : !parsed.params.amount ? i18n.str`use the "amount" parameter to specify the amount to be transferred` : Amounts.parse(parsed.params.amount) === undefined ? i18n.str`the amount is not valid` : !parsed.params.message ? i18n.str`use the "message" parameter to specify a reference text for the transfer` : !IBAN_REGEX.test(parsed.iban) ? i18n.str`IBAN should have just uppercased letters and numbers` : validateIBAN(parsed.iban, i18n), }); async function doSend() { let payto_uri: string | undefined; let sendingAmount: AmountString | undefined; if (credentials.status !== "loggedIn") return; if (rawPaytoInput) { const p = parsePaytoUri(rawPaytoInput) if (!p) return; sendingAmount = p.params.amount delete p.params.amount //if this payto is valid then it already have message payto_uri = stringifyPaytoUri(p) } else { if (!iban || !subject) return; const ibanPayto = buildPayto("iban", iban, undefined); ibanPayto.params.message = encodeURIComponent(subject); payto_uri = stringifyPaytoUri(ibanPayto); sendingAmount = `${limit.currency}:${trimmedAmountStr}` } const puri = payto_uri; await withRuntimeErrorHandling(i18n, async () => { const res = await api.createTransaction(credentials, { payto_uri: puri, amount: sendingAmount, }); mutate(() => true) if (res.type === "fail") { switch (res.case) { case "invalid-input": return notify({ type: "error", title: i18n.str`The request was invalid or the payto://-URI used unacceptable features.`, description: res.detail.hint as TranslatedString, debug: res.detail, }) case "unauthorized": return notify({ type: "error", title: i18n.str`Not enough permission to complete the operation.`, description: res.detail.hint as TranslatedString, debug: res.detail, }) default: assertUnreachable(res) } } onSuccess(); setAmount(undefined); setIban(undefined); setSubject(undefined); rawPaytoInputSetter(undefined) }) } return (
{/** * FIXME: Scan a qr code */}

{title}

{sendingToFixedAccount ? undefined : }
{ e.preventDefault() }} >
{!isRawPayto ?
{ setIban(e.currentTarget.value.toUpperCase()); }} />

IBAN of the recipient's account

{ setSubject(e.currentTarget.value); }} />

some text to identify the transfer

{ setAmount(d) }} />

amount to transfer

: