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stack/apps/web/src/components/freshness/freshness-notices.tsx
T

111 lines
3.8 KiB
TypeScript

'use client';
import type { ReactElement } from 'react';
import { formatAge, type FreshnessLabel } from '@/lib/freshness/model';
/**
* Rendering rules for non-current freshness states (RI-5-001).
*
* - `unavailable` renders an explicit failure panel — never an empty
* healthy collection.
* - `stale` may render last-known data, but only under a visible label
* carrying source identity, snapshot version, and age.
* - `partial` renders the verified parts plus an explicit list of what is
* missing.
*/
interface RetryableNoticeProps {
readonly onRetry?: () => void;
readonly retryLabel?: string;
}
function RetryButton({ onRetry, retryLabel }: RetryableNoticeProps): ReactElement | null {
if (!onRetry) return null;
return (
<button
type="button"
onClick={onRetry}
className="mt-2 rounded-lg border border-surface-border px-3 py-1.5 text-xs transition-colors hover:border-gray-500"
>
{retryLabel ?? 'Retry'}
</button>
);
}
export interface UnavailableDataNoticeProps extends RetryableNoticeProps {
/** What is unavailable, e.g. "Tasks". */
readonly title: string;
/** Optional underlying failure detail (network message, invalidation reason). */
readonly detail?: string | null;
}
/** Explicit `unavailable` state. Never renders as an empty healthy collection. */
export function UnavailableDataNotice({
title,
detail,
onRetry,
retryLabel,
}: UnavailableDataNoticeProps): ReactElement {
return (
<div role="alert" className="rounded-lg border border-error/40 px-4 py-3 text-sm">
<p className="font-medium text-text-primary">{title} are unavailable</p>
<p className="mt-1 text-text-muted">
This is not an empty result the data could not be verified from the gateway.
{detail ? ` ${detail}` : ''}
</p>
<RetryButton onRetry={onRetry} retryLabel={retryLabel} />
</div>
);
}
export interface StaleDataNoticeProps extends RetryableNoticeProps {
/** Provenance of the last-known snapshot being displayed. */
readonly label: FreshnessLabel;
}
/**
* Situational-awareness banner for `stale` data: last-known data may render,
* but visibly labeled with source identity, snapshot version, and age.
*/
export function StaleDataNotice({
label,
onRetry,
retryLabel,
}: StaleDataNoticeProps): ReactElement {
return (
<div role="status" className="rounded-lg border border-warning/40 px-4 py-3 text-sm">
<p className="font-medium text-warning">Showing last-known data it may be out of date</p>
<p className="mt-1 text-xs text-text-muted">
Source {label.source} · snapshot v{label.version} · fetched{' '}
{formatAge(label.fetchedAt, Date.now())}. Verdicts derived from this data are unknown and
changes are disabled until it is revalidated.
</p>
<RetryButton onRetry={onRetry} retryLabel={retryLabel ?? 'Revalidate'} />
</div>
);
}
export interface PartialDataNoticeProps extends RetryableNoticeProps {
/** Display names of the sections whose collections are unavailable. */
readonly missing: readonly string[];
}
/** `partial` surface banner: verified parts render, missing parts are explicit. */
export function PartialDataNotice({
missing,
onRetry,
retryLabel,
}: PartialDataNoticeProps): ReactElement {
return (
<div role="status" className="rounded-lg border border-warning/40 px-4 py-3 text-sm">
<p className="font-medium text-warning">Some data could not be loaded</p>
<p className="mt-1 text-xs text-text-muted">
{missing.join(', ')} {missing.length === 1 ? 'is' : 'are'} unavailable sections below show
an explicit unavailable state instead of an empty list. Derived verdicts remain unknown
until every collection is revalidated.
</p>
<RetryButton onRetry={onRetry} retryLabel={retryLabel ?? 'Revalidate'} />
</div>
);
}