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Add resumable bulk lyrics operations

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This commit is contained in:
Jonathan Sykes
2026-10-14 02:36:30 +08:00
parent 555027a61c
commit 703aef617b
25 changed files with 547 additions and 55 deletions
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23
server/transcriptions.js
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@@ -17,26 +17,30 @@ export function registerTranscriptionRoutes(app, { db, adminAuth, workerAuth, wo
if (id.startsWith('upl_')) return db.getUpload(id);
const row = await db.getMedia(id); return row?.status === 'ready' ? row : null;
}
app.post('/api/admin/transcriptions/:video', adminAuth, async c => {
const id = c.req.param('video');
if (!ID.test(id)) return c.json({ ok: false, error: 'invalid video id' }, 400);
if (!workerEnabled) return c.json({ ok: false, error: 'Whisper is unavailable: the lyrics worker is not configured.' }, 503);
async function enqueue(videoId) {
const id = String(videoId || '');
if (!ID.test(id)) return { status: 400, body: { ok: false, error: 'invalid video id' } };
if (!workerEnabled) return { status: 503, body: { ok: false, error: 'Whisper is unavailable: the lyrics worker is not configured.' } };
const audio = await source(id);
if (!audio) return c.json({ ok: false, error: 'Save this video on the server before transcribing its audio.' }, 409);
if (Number(audio.duration) > 3600) return c.json({ ok: false, error: 'Whisper requests are limited to one hour of audio.' }, 422);
if (!audio) return { status: 409, body: { ok: false, error: 'Save this video on the server before transcribing its audio.' } };
if (Number(audio.duration) > 3600) return { status: 422, body: { ok: false, error: 'Whisper requests are limited to one hour of audio.' } };
const notes = await db.getNotes(id);
// One active job per song and a bounded queue, including across restarts.
const existing = (await sql.execute({ sql: "SELECT * FROM lyric_transcriptions WHERE video_id=? AND status IN ('queued','running')", args: [id] })).rows[0];
if (existing) return c.json({ ok: true, job: publicJob(existing) });
if (existing) return { status: 200, body: { ok: true, job: publicJob(existing) } };
const active = Number((await sql.execute("SELECT COUNT(*) AS n FROM lyric_transcriptions WHERE status IN ('queued','running')")).rows[0].n);
if (active >= 25) return c.json({ ok: false, error: 'The transcription queue is full. Try again after a job finishes.' }, 429);
if (active >= 25) return { status: 429, body: { ok: false, error: 'The transcription queue is full. Try again after a job finishes.' } };
const time = now();
await sql.execute({ sql: `INSERT OR IGNORE INTO lyric_transcriptions (id,video_id,base_rev,created_at,updated_at)
SELECT ?,?,?,?,? WHERE (SELECT COUNT(*) FROM lyric_transcriptions WHERE status IN ('queued','running')) < 25`,
args: [randomUUID(), id, notes.lyrics?.rev || 0, time, time] });
const row = (await sql.execute({ sql: "SELECT * FROM lyric_transcriptions WHERE video_id=? AND status IN ('queued','running')", args: [id] })).rows[0];
if (row) await audit(db, 'admin', 'lyrics.whisper.enqueue', id, { jobId: row.id });
return row ? c.json({ ok: true, job: publicJob(row) }, 202) : c.json({ ok: false, error: 'The transcription queue is full.' }, 429);
return row ? { status: 202, body: { ok: true, job: publicJob(row) } } : { status: 429, body: { ok: false, error: 'The transcription queue is full.' } };
}
app.post('/api/admin/transcriptions/:video', adminAuth, async c => {
const result = await enqueue(c.req.param('video'));
return c.json(result.body, result.status);
});
app.get('/api/admin/transcriptions/:video', adminAuth, async c => {
const id = c.req.param('video');
@@ -78,4 +82,5 @@ export function registerTranscriptionRoutes(app, { db, adminAuth, workerAuth, wo
await sql.execute({ sql: "DELETE FROM lyric_transcriptions WHERE status IN ('complete','failed') AND updated_at<?", args: [time - 30 * 86400000] });
return c.json({ ok: true });
});
return { enqueue };
}