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import { BackupStates, RecoveryStates } from "anastasis-core";
import {
ComponentChildren,
Fragment,
FunctionalComponent,
h,
VNode,
} from "preact";
import { useErrorBoundary } from "preact/hooks";
import { AsyncButton } from "../../components/AsyncButton";
import { Menu } from "../../components/menu";
import { Notifications } from "../../components/Notifications";
import {
AnastasisProvider,
useAnastasisContext,
} from "../../context/anastasis";
import {
AnastasisReducerApi,
useAnastasisReducer,
} from "../../hooks/use-anastasis-reducer";
import { AttributeEntryScreen } from "./AttributeEntryScreen";
import { AuthenticationEditorScreen } from "./AuthenticationEditorScreen";
import { BackupFinishedScreen } from "./BackupFinishedScreen";
import { ChallengeOverviewScreen } from "./ChallengeOverviewScreen";
import { ChallengePayingScreen } from "./ChallengePayingScreen";
import { ContinentSelectionScreen } from "./ContinentSelectionScreen";
import { PoliciesPayingScreen } from "./PoliciesPayingScreen";
import { RecoveryFinishedScreen } from "./RecoveryFinishedScreen";
import { ReviewPoliciesScreen } from "./ReviewPoliciesScreen";
import { SecretEditorScreen } from "./SecretEditorScreen";
import { SecretSelectionScreen } from "./SecretSelectionScreen";
import { SolveScreen } from "./SolveScreen";
import { StartScreen } from "./StartScreen";
import { TruthsPayingScreen } from "./TruthsPayingScreen";
function isBackup(reducer: AnastasisReducerApi): boolean {
return !!reducer.currentReducerState?.backup_state;
}
export function withProcessLabel(
reducer: AnastasisReducerApi,
text: string,
): string {
if (isBackup(reducer)) {
return `Backup: ${text}`;
}
return `Recovery: ${text}`;
}
interface AnastasisClientFrameProps {
onNext?(): void;
/**
* Override for the "back" functionality.
*/
onBack?(): Promise<void>;
title: string;
children: ComponentChildren;
/**
* Should back/next buttons be provided?
*/
hideNav?: boolean;
/**
* Hide only the "next" button.
*/
hideNext?: string;
}
function ErrorBoundary(props: {
reducer: AnastasisReducerApi;
children: ComponentChildren;
}): VNode {
const [error, resetError] = useErrorBoundary((error) =>
console.log("got error", error),
);
if (error) {
return (
<div>
<button
onClick={() => {
props.reducer.reset();
resetError();
}}
>
Reset
</button>
<p>
Error: <pre>{error.stack}</pre>
</p>
</div>
);
}
return <div>{props.children}</div>;
}
export function AnastasisClientFrame(props: AnastasisClientFrameProps): VNode {
const reducer = useAnastasisContext();
if (!reducer) {
return <p>Fatal: Reducer must be in context.</p>;
}
const next = async (): Promise<void> => {
if (props.onNext) {
await props.onNext();
} else {
await reducer.transition("next", {});
}
};
const handleKeyPress = (
e: h.JSX.TargetedKeyboardEvent<HTMLDivElement>,
): void => {
console.log("Got key press", e.key);
// FIXME: By default, "next" action should be executed here
};
return (
<Fragment>
<Menu title="Anastasis" />
<div class="home" onKeyPress={(e) => handleKeyPress(e)}>
<h1 class="title">{props.title}</h1>
<ErrorBanner />
<section class="section is-main-section">
{props.children}
{!props.hideNav ? (
<div
style={{
marginTop: "2em",
display: "flex",
justifyContent: "space-between",
}}
>
<button
class="button"
onClick={() => (props.onBack ?? reducer.back)()}
>
Back
</button>
<AsyncButton
class="button is-info"
data-tooltip={props.hideNext}
onClick={next}
disabled={props.hideNext !== undefined}
>
Next
</AsyncButton>
</div>
) : null}
</section>
</div>
</Fragment>
);
}
const AnastasisClient: FunctionalComponent = () => {
const reducer = useAnastasisReducer();
return (
<AnastasisProvider value={reducer}>
<ErrorBoundary reducer={reducer}>
<AnastasisClientImpl />
</ErrorBoundary>
</AnastasisProvider>
);
};
function AnastasisClientImpl(): VNode {
const reducer = useAnastasisContext();
if (!reducer) {
return <p>Fatal: Reducer must be in context.</p>;
}
const state = reducer.currentReducerState;
if (!state) {
return <StartScreen />;
}
console.log("state", reducer.currentReducerState);
if (
state.backup_state === BackupStates.ContinentSelecting ||
state.recovery_state === RecoveryStates.ContinentSelecting ||
state.backup_state === BackupStates.CountrySelecting ||
state.recovery_state === RecoveryStates.CountrySelecting
) {
return <ContinentSelectionScreen />;
}
if (
state.backup_state === BackupStates.UserAttributesCollecting ||
state.recovery_state === RecoveryStates.UserAttributesCollecting
) {
return <AttributeEntryScreen />;
}
if (state.backup_state === BackupStates.AuthenticationsEditing) {
return <AuthenticationEditorScreen />;
}
if (state.backup_state === BackupStates.PoliciesReviewing) {
return <ReviewPoliciesScreen />;
}
if (state.backup_state === BackupStates.SecretEditing) {
return <SecretEditorScreen />;
}
if (state.backup_state === BackupStates.BackupFinished) {
return <BackupFinishedScreen />;
}
if (state.backup_state === BackupStates.TruthsPaying) {
return <TruthsPayingScreen />;
}
if (state.backup_state === BackupStates.PoliciesPaying) {
return <PoliciesPayingScreen />;
}
if (state.recovery_state === RecoveryStates.SecretSelecting) {
return <SecretSelectionScreen />;
}
if (state.recovery_state === RecoveryStates.ChallengeSelecting) {
return <ChallengeOverviewScreen />;
}
if (state.recovery_state === RecoveryStates.ChallengeSolving) {
return <SolveScreen />;
}
if (state.recovery_state === RecoveryStates.RecoveryFinished) {
return <RecoveryFinishedScreen />;
}
if (state.recovery_state === RecoveryStates.ChallengePaying) {
return <ChallengePayingScreen />;
}
console.log("unknown state", reducer.currentReducerState);
return (
<AnastasisClientFrame hideNav title="Bug">
<p>Bug: Unknown state.</p>
<div class="buttons is-right">
<button class="button" onClick={() => reducer.reset()}>
Reset
</button>
</div>
</AnastasisClientFrame>
);
}
/**
* Show a dismissible error banner if there is a current error.
*/
function ErrorBanner(): VNode | null {
const reducer = useAnastasisContext();
if (!reducer || !reducer.currentError) return null;
return (
<Notifications
removeNotification={reducer.dismissError}
notifications={[
{
type: "ERROR",
message: `Error code: ${reducer.currentError.code}`,
description: reducer.currentError.hint,
},
]}
/>
);
}
export default AnastasisClient;
|