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author | Sebastian <sebasjm@gmail.com> | 2022-08-31 00:20:35 -0300 |
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committer | Sebastian <sebasjm@gmail.com> | 2022-08-31 00:20:35 -0300 |
commit | d84424202dca22fff22cb1d304286f627642187b (patch) | |
tree | 39b69521a1e5a84c71b7752d355423705941bdd7 /packages/taler-wallet-webextension/src/cta/InvoiceCreate/state.ts | |
parent | 7dc66c2441c4b77cfed0c4add592d4b7d5912ec3 (diff) | |
download | wallet-core-d84424202dca22fff22cb1d304286f627642187b.tar.xz |
p2p tx rendering
Diffstat (limited to 'packages/taler-wallet-webextension/src/cta/InvoiceCreate/state.ts')
-rw-r--r-- | packages/taler-wallet-webextension/src/cta/InvoiceCreate/state.ts | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/packages/taler-wallet-webextension/src/cta/InvoiceCreate/state.ts b/packages/taler-wallet-webextension/src/cta/InvoiceCreate/state.ts new file mode 100644 index 000000000..dd9220480 --- /dev/null +++ b/packages/taler-wallet-webextension/src/cta/InvoiceCreate/state.ts @@ -0,0 +1,113 @@ +/* + 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, TalerErrorDetail } from "@gnu-taler/taler-util"; +import { TalerError } from "@gnu-taler/taler-wallet-core"; +import { 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( + { amount: amountStr }: Props, + api: typeof wxApi, +): State { + const amount = Amounts.parseOrThrow(amountStr) + + const [subject, setSubject] = useState(""); + const [talerUri, setTalerUri] = useState("") + + const hook = useAsyncAsHook(api.listExchanges); + const [exchangeIdx, setExchangeIdx] = useState("0") + const [operationError, setOperationError] = useState<TalerErrorDetail | undefined>(undefined) + + + if (!hook) { + return { + status: "loading", + error: undefined, + } + } + if (hook.hasError) { + return { + status: "loading-uri", + error: hook, + }; + } + + if (talerUri) { + return { + status: "show-qr", + talerUri, + error: undefined, + close: () => { null }, + // chosenAmount: amount, + // toBeReceived: amount, + } + } + + const exchanges = hook.response.exchanges.filter(e => e.currency === amount.currency); + const exchangeMap = exchanges.reduce((prev, cur, idx) => ({ ...prev, [String(idx)]: cur.exchangeBaseUrl }), {} as Record<string, string>) + const selected = exchanges[Number(exchangeIdx)]; + + async function accept(): Promise<string> { + try { + + const resp = await api.initiatePeerPullPayment({ + amount: Amounts.stringify(amount), + exchangeBaseUrl: selected.exchangeBaseUrl, + partialContractTerms: { + summary: subject + } + }) + return resp.talerUri + } catch (e) { + if (e instanceof TalerError) { + setOperationError(e.errorDetail) + } + console.error(e) + throw Error("error trying to accept") + } + } + + + return { + status: "ready", + subject: { + error: !subject ? "cant be empty" : undefined, + value: subject, + onInput: async (e) => setSubject(e) + }, + invalid: !subject || Amounts.isZero(amount), + exchangeUrl: selected.exchangeBaseUrl, + copyToClipboard: { + onClick: async () => { + const uri = await accept(); + navigator.clipboard.writeText(uri || ""); + } + }, + showQr: { + onClick: async () => { + const uri = await accept(); + setTalerUri(uri) + } + }, + chosenAmount: amount, + toBeReceived: amount, + error: undefined, + operationError + } +} |