feat(frontend): add admin card to generate thumbnails with polling

Fourth card on /admin/system mirrors the mass-import pattern:
- POST /api/admin/generate-thumbnails to trigger
- 2000 ms polling on /api/admin/thumbnail-status while RUNNING
- processed / skipped / failed counters in the DONE message
- standalone pollInterval so import and thumbnail polling don't
  interfere with each other

Paraglide keys added in de/en/es, mirroring admin_system_import_*.

Refs #307

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
This commit is contained in:
Marcel
2026-04-22 22:39:47 +02:00
parent 04ebd2a5bd
commit 7bb3800490
4 changed files with 129 additions and 1 deletions

View File

@@ -338,6 +338,13 @@
"admin_system_import_status_running": "Import läuft…",
"admin_system_import_status_done": "Import abgeschlossen {count} Dokumente verarbeitet.",
"admin_system_import_status_failed": "Fehler: {message}",
"admin_system_thumbnails_heading": "Thumbnails erzeugen",
"admin_system_thumbnails_description": "Erzeugt Vorschaubilder für Dokumente ohne Thumbnail (z. B. nach dem Massenimport).",
"admin_system_thumbnails_btn_start": "Thumbnails erzeugen",
"admin_system_thumbnails_btn_retry": "Erneut starten",
"admin_system_thumbnails_status_running": "Thumbnail-Generierung läuft…",
"admin_system_thumbnails_status_done": "Fertig {processed} erzeugt, {skipped} übersprungen, {failed} fehlgeschlagen.",
"admin_system_thumbnails_status_failed": "Fehler: {message}",
"comp_expandable_show_more": "Mehr anzeigen",
"comp_expandable_show_less": "Weniger anzeigen",
"error_comment_not_found": "Der Kommentar wurde nicht gefunden.",

View File

@@ -338,6 +338,13 @@
"admin_system_import_status_running": "Import running…",
"admin_system_import_status_done": "Import complete {count} documents processed.",
"admin_system_import_status_failed": "Error: {message}",
"admin_system_thumbnails_heading": "Generate thumbnails",
"admin_system_thumbnails_description": "Generates preview images for documents without a thumbnail (e.g. after the mass import).",
"admin_system_thumbnails_btn_start": "Generate thumbnails",
"admin_system_thumbnails_btn_retry": "Run again",
"admin_system_thumbnails_status_running": "Thumbnail generation running…",
"admin_system_thumbnails_status_done": "Done — {processed} generated, {skipped} skipped, {failed} failed.",
"admin_system_thumbnails_status_failed": "Error: {message}",
"comp_expandable_show_more": "Show more",
"comp_expandable_show_less": "Show less",
"error_comment_not_found": "The comment could not be found.",

View File

@@ -338,6 +338,13 @@
"admin_system_import_status_running": "Importación en curso…",
"admin_system_import_status_done": "Importación completada {count} documentos procesados.",
"admin_system_import_status_failed": "Error: {message}",
"admin_system_thumbnails_heading": "Generar miniaturas",
"admin_system_thumbnails_description": "Genera imágenes de vista previa para documentos sin miniatura (p. ej. tras la importación masiva).",
"admin_system_thumbnails_btn_start": "Generar miniaturas",
"admin_system_thumbnails_btn_retry": "Reiniciar",
"admin_system_thumbnails_status_running": "Generación de miniaturas en curso…",
"admin_system_thumbnails_status_done": "Listo — {processed} generadas, {skipped} omitidas, {failed} fallidas.",
"admin_system_thumbnails_status_failed": "Error: {message}",
"comp_expandable_show_more": "Mostrar más",
"comp_expandable_show_less": "Mostrar menos",
"error_comment_not_found": "El comentario no pudo encontrarse.",

View File

@@ -14,8 +14,20 @@ type ImportStatus = {
startedAt: string | null;
};
type ThumbnailStatus = {
state: 'IDLE' | 'RUNNING' | 'DONE' | 'FAILED';
message: string;
total: number;
processed: number;
skipped: number;
failed: number;
startedAt: string | null;
};
let importStatus: ImportStatus | null = $state(null);
let thumbnailStatus: ThumbnailStatus | null = $state(null);
let pollInterval: ReturnType<typeof setInterval> | null = null;
let thumbnailPollInterval: ReturnType<typeof setInterval> | null = null;
function startPolling() {
if (pollInterval) return;
@@ -29,6 +41,18 @@ function stopPolling() {
}
}
function startThumbnailPolling() {
if (thumbnailPollInterval) return;
thumbnailPollInterval = setInterval(fetchThumbnailStatus, 2000);
}
function stopThumbnailPolling() {
if (thumbnailPollInterval) {
clearInterval(thumbnailPollInterval);
thumbnailPollInterval = null;
}
}
async function fetchImportStatus() {
const res = await fetch('/api/admin/import-status');
if (res.ok) {
@@ -51,11 +75,37 @@ async function triggerImport() {
}
}
async function fetchThumbnailStatus() {
const res = await fetch('/api/admin/thumbnail-status');
if (res.ok) {
thumbnailStatus = await res.json();
if (thumbnailStatus!.state === 'RUNNING') {
startThumbnailPolling();
} else {
stopThumbnailPolling();
}
}
}
async function triggerThumbnails() {
const res = await fetch('/api/admin/generate-thumbnails', { method: 'POST' });
if (res.ok) {
thumbnailStatus = await res.json();
if (thumbnailStatus!.state === 'RUNNING') {
startThumbnailPolling();
}
}
}
$effect(() => {
fetchImportStatus();
fetchThumbnailStatus();
});
onDestroy(() => stopPolling());
onDestroy(() => {
stopPolling();
stopThumbnailPolling();
});
async function backfillVersions() {
backfillLoading = true;
@@ -168,5 +218,62 @@ async function backfillFileHashes() {
</button>
{/if}
</div>
<!-- Thumbnail backfill -->
<div class="rounded-sm border border-line bg-surface p-6 shadow-sm">
<h2 class="mb-1 font-sans text-sm font-bold text-ink">
{m.admin_system_thumbnails_heading()}
</h2>
<p class="mb-4 text-sm text-ink-2">{m.admin_system_thumbnails_description()}</p>
{#if thumbnailStatus?.state === 'RUNNING'}
<p class="text-sm text-ink-2">
{m.admin_system_thumbnails_status_running()}
{#if thumbnailStatus.total > 0}
<span class="text-ink-3">
({thumbnailStatus.processed + thumbnailStatus.skipped + thumbnailStatus.failed} /
{thumbnailStatus.total})
</span>
{/if}
</p>
{:else if thumbnailStatus?.state === 'DONE'}
<p
data-testid="thumbnails-status-done"
class="mb-4 rounded-sm border border-green-200 bg-green-50 p-3 text-sm text-green-700"
>
{m.admin_system_thumbnails_status_done({
processed: thumbnailStatus.processed,
skipped: thumbnailStatus.skipped,
failed: thumbnailStatus.failed
})}
</p>
<button
data-thumbnails-trigger
onclick={triggerThumbnails}
class="rounded-sm bg-primary px-5 py-2 font-sans text-xs font-bold tracking-widest text-primary-fg uppercase transition-opacity hover:opacity-80"
>
{m.admin_system_thumbnails_btn_retry()}
</button>
{:else if thumbnailStatus?.state === 'FAILED'}
<p class="mb-4 rounded-sm border border-red-200 bg-red-50 p-3 text-sm text-red-700">
{m.admin_system_thumbnails_status_failed({ message: thumbnailStatus.message })}
</p>
<button
data-thumbnails-trigger
onclick={triggerThumbnails}
class="rounded-sm bg-primary px-5 py-2 font-sans text-xs font-bold tracking-widest text-primary-fg uppercase transition-opacity hover:opacity-80"
>
{m.admin_system_thumbnails_btn_retry()}
</button>
{:else}
<button
data-thumbnails-trigger
onclick={triggerThumbnails}
class="rounded-sm bg-primary px-5 py-2 font-sans text-xs font-bold tracking-widest text-primary-fg uppercase transition-opacity hover:opacity-80"
>
{m.admin_system_thumbnails_btn_start()}
</button>
{/if}
</div>
</div>
</div>