wallet-core/packages/demobank-ui/src/pages/HomePage.tsx
2023-02-17 16:23:49 -03:00

150 lines
4.4 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 { Logger } from "@gnu-taler/taler-util";
import {
HttpResponsePaginated,
useTranslationContext,
} from "@gnu-taler/web-util/lib/index.browser";
import { Fragment, h, VNode } from "preact";
import { Loading } from "../components/Loading.js";
import { useBackendContext } from "../context/backend.js";
import { PageStateType, usePageContext } from "../context/pageState.js";
import { AccountPage } from "./AccountPage.js";
import { AdminPage } from "./AdminPage.js";
import { LoginForm } from "./LoginForm.js";
import { WithdrawalQRCode } from "./WithdrawalQRCode.js";
const logger = new Logger("AccountPage");
/**
* show content based on state:
* - LoginForm if the user is not logged in
* - qr code if withdrawal in progress
* - else account information
* Use the handler to catch error cases
*
* @param param0
* @returns
*/
export function HomePage({ onRegister }: { onRegister: () => void }): VNode {
const backend = useBackendContext();
const { pageState, pageStateSetter } = usePageContext();
const { i18n } = useTranslationContext();
function saveError(error: PageStateType["error"]): void {
pageStateSetter((prev) => ({ ...prev, error }));
}
function saveErrorAndLogout(error: PageStateType["error"]): void {
saveError(error);
backend.logOut();
}
function clearCurrentWithdrawal(): void {
pageStateSetter((prevState: PageStateType) => {
return {
...prevState,
withdrawalId: undefined,
talerWithdrawUri: undefined,
withdrawalInProgress: false,
};
});
}
if (backend.state.status === "loggedOut") {
return <LoginForm onRegister={onRegister} />;
}
const { withdrawalId, talerWithdrawUri } = pageState;
if (talerWithdrawUri && withdrawalId) {
return (
<WithdrawalQRCode
account={backend.state.username}
withdrawalId={withdrawalId}
talerWithdrawUri={talerWithdrawUri}
onAbort={clearCurrentWithdrawal}
onLoadNotOk={handleNotOkResult(
backend.state.username,
saveError,
i18n,
onRegister,
)}
/>
);
}
if (backend.state.isUserAdministrator) {
return (
<AdminPage
onLoadNotOk={handleNotOkResult(
backend.state.username,
saveErrorAndLogout,
i18n,
onRegister,
)}
/>
);
}
return (
<AccountPage
account={backend.state.username}
onLoadNotOk={handleNotOkResult(
backend.state.username,
saveErrorAndLogout,
i18n,
onRegister,
)}
/>
);
}
function handleNotOkResult(
account: string,
onErrorHandler: (state: PageStateType["error"]) => void,
i18n: ReturnType<typeof useTranslationContext>["i18n"],
onRegister: () => void,
): <T, E>(result: HttpResponsePaginated<T, E>) => VNode {
return function handleNotOkResult2<T, E>(
result: HttpResponsePaginated<T, E>,
): VNode {
if (result.clientError && result.isUnauthorized) {
onErrorHandler({
title: i18n.str`Wrong credentials for "${account}"`,
});
return <LoginForm onRegister={onRegister} />;
}
if (result.clientError && result.isNotfound) {
onErrorHandler({
title: i18n.str`Username or account label "${account}" not found`,
});
return <LoginForm onRegister={onRegister} />;
}
if (result.loading) return <Loading />;
if (!result.ok) {
onErrorHandler({
title: i18n.str`The backend reported a problem: HTTP status #${result.status}`,
description: `Diagnostic from ${result.info?.url} is "${result.message}"`,
debug: JSON.stringify(result.error),
});
return <LoginForm onRegister={onRegister} />;
}
return <div />;
};
}