/*
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 { LibtoolVersion, TalerCorebankApi, TalerCoreBankHttpClient, TalerError } from "@gnu-taler/taler-util";
import { BrowserHttpLib, ErrorLoading, useTranslationContext } from "@gnu-taler/web-util/browser";
import { ComponentChildren, createContext, FunctionComponent, h, VNode } from "preact";
import { useContext, useEffect, useState } from "preact/hooks";
/**
*
* @author Sebastian Javier Marchano (sebasjm)
*/
export type Type = {
url: URL,
config: TalerCorebankApi.Config,
api: TalerCoreBankHttpClient,
};
const Context = createContext(undefined as any);
export const useBankCoreApiContext = (): Type => useContext(Context);
enum VersionHint {
/**
* when this flag is on, server is running an old version with cashout before implementing 2fa API
*/
CASHOUT_BEFORE_2FA,
}
export type ConfigResult = undefined
| { type: "ok", config: TalerCorebankApi.Config, hint: VersionHint[] }
| { type: "incompatible", result: TalerCorebankApi.Config, supported: string }
| { type: "error", error: TalerError }
export const BankCoreApiProvider = ({
baseUrl,
children,
frameOnError,
}: {
baseUrl: string,
children: ComponentChildren;
frameOnError: FunctionComponent<{ children: ComponentChildren }>,
}): VNode => {
const [checked, setChecked] = useState()
const { i18n } = useTranslationContext();
const url = new URL(baseUrl)
const api = new TalerCoreBankHttpClient(url.href, new BrowserHttpLib())
useEffect(() => {
api.getConfig()
.then((resp) => {
if (api.isCompatible(resp.body.version)) {
setChecked({ type: "ok", config: resp.body, hint: [] });
} else {
//this API supports version 3.0.3
const compare = LibtoolVersion.compare("3:0:3", resp.body.version)
if (compare?.compatible ?? false) {
setChecked({ type: "ok", config: resp.body, hint: [VersionHint.CASHOUT_BEFORE_2FA] });
} else {
setChecked({ type: "incompatible", result: resp.body, supported: api.PROTOCOL_VERSION })
}
}
})
.catch((error: unknown) => {
if (error instanceof TalerError) {
setChecked({ type: "error", error });
}
});
}, []);
if (checked === undefined) {
return h(frameOnError, { children: h("div", {}, "loading...") })
}
if (checked.type === "error") {
return h(frameOnError, { children: h(ErrorLoading, { error: checked.error, showDetail: true }) })
}
if (checked.type === "incompatible") {
return h(frameOnError, { children: h("div", {}, i18n.str`the bank backend is not supported. supported version "${checked.supported}", server version "${checked.result.version}"`) })
}
const value: Type = {
url, config: checked.config, api
}
return h(Context.Provider, {
value,
children,
});
};
export const BankCoreApiProviderTesting = ({
children,
state,
url,
}: {
children: ComponentChildren;
state: TalerCorebankApi.Config;
url: string,
}): VNode => {
const value: Type = {
url: new URL(url),
config: state,
api: undefined as any,
};
return h(Context.Provider, {
value,
children,
});
};