proofdb/app/process/AiMetadata.php
2026-05-01 23:40:14 +08:00

78 lines
2.3 KiB
PHP

<?php
namespace app\process;
use app\service\AiMetadataQueue;
use app\service\ArchiveMetadataEnrichmentService;
use app\service\ArchiveRepository;
use Throwable;
use Workerman\Timer;
class AiMetadata
{
private AiMetadataQueue $queue;
private ArchiveRepository $archives;
private ArchiveMetadataEnrichmentService $enrichment;
public function __construct()
{
$this->queue = new AiMetadataQueue();
$this->archives = new ArchiveRepository();
$this->enrichment = new ArchiveMetadataEnrichmentService();
}
public function onWorkerStart(): void
{
Timer::add(10, fn (): int => $this->queue->releaseDueDelayed());
while (true) {
$this->queue->releaseDueDelayed();
$archiveUid = $this->queue->pop($this->queue->blockTimeout());
if ($archiveUid === null) {
continue;
}
$this->handle($archiveUid);
}
}
private function handle(string $archiveUid): void
{
try {
$archive = $this->archives->findArchive($archiveUid);
if ($archive === null) {
$this->queue->clearRetry($archiveUid);
return;
}
if (!$this->archives->archiveNeedsMetadata($archive)) {
$this->queue->clearRetry($archiveUid);
return;
}
$payload = $archive;
$payload['content'] = $this->archives->findChunksText($archiveUid);
$enriched = $this->enrichment->enrich($payload);
$aiMeta = $enriched['metadata']['ai_enrichment'] ?? [];
if (($aiMeta['attempted'] ?? false) !== true || ($aiMeta['error'] ?? null)) {
$this->queue->retryLater($archiveUid, $aiMeta['error'] ?? 'AI metadata enrichment did not complete.');
return;
}
$fields = [];
foreach (['title', 'year', 'author', 'tags', 'summary'] as $field) {
if (array_key_exists($field, $enriched)) {
$fields[$field] = $enriched[$field];
}
}
$this->archives->updateMetadata($archiveUid, $fields, $aiMeta);
$this->queue->clearRetry($archiveUid);
} catch (Throwable $exception) {
$this->queue->retryLater($archiveUid, $exception->getMessage());
}
}
}