// Code generated by sqlc. DO NOT EDIT.
// versions:
//   sqlc v1.31.1
// source: gc.sql

package dbq

import (
	"context"
)

const gcClosePlaySessionsWithNoRecentEvents = `-- name: GcClosePlaySessionsWithNoRecentEvents :execrows
UPDATE play_sessions
   SET ended_at = COALESCE(last_event_at, started_at)
 WHERE ended_at IS NULL
   AND (
       (track_count > 0 AND last_event_at < now() - INTERVAL '6 hours')
       OR
       (track_count = 0 AND started_at < now() - INTERVAL '1 hour')
   )
`

// #565: play_sessions.ended_at was added but never populated by any
// writer. Close sessions whose last_event_at is older than 6h —
// treating that as "user moved on" the same way audio_service does
// after grace periods. Sessions with NO events (track_count = 0)
// older than 1h are also closed (stale handshakes from clients that
// never recorded a play). ended_at is set to last_event_at so the
// session's duration reads naturally.
func (q *Queries) GcClosePlaySessionsWithNoRecentEvents(ctx context.Context) (int64, error) {
	result, err := q.db.Exec(ctx, gcClosePlaySessionsWithNoRecentEvents)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const gcCloseStalePlayEvents = `-- name: GcCloseStalePlayEvents :execrows

UPDATE play_events
   SET ended_at = COALESCE(
           started_at + (duration_played_ms * INTERVAL '1 millisecond'),
           now()
       )
 WHERE ended_at IS NULL
   AND started_at < now() - INTERVAL '24 hours'
`

// Background garbage-collector / lifecycle queries. All five address
// drift findings from the 2026-06-02 audit (Scribe parent #552):
// #565 #566 #567 #574 #575. Sweeper runs on a long tick (default 1h)
// so per-query cost is amortised; each is idempotent (re-running on
// already-closed/-deleted rows is a no-op).
// #566: play_events rows opened more than 24h ago that never got a
// play_ended. Client crashed mid-track, network dropped, etc. We
// synthesize ended_at = started_at + duration_played_ms when present,
// otherwise leave duration_played_ms null and stamp ended_at = now()
// so the row stops looking "open" for downstream queries that filter
// ended_at IS NULL. Doesn't touch was_skipped (we genuinely don't
// know if the user skipped).
func (q *Queries) GcCloseStalePlayEvents(ctx context.Context) (int64, error) {
	result, err := q.db.Exec(ctx, gcCloseStalePlayEvents)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const gcDeleteExpiredPasswordResets = `-- name: GcDeleteExpiredPasswordResets :execrows
DELETE FROM password_resets
 WHERE (used_at IS NOT NULL AND used_at < now() - INTERVAL '7 days')
    OR (used_at IS NULL     AND expires_at < now() - INTERVAL '1 hour')
`

// #575: password_resets accumulates expired + used rows forever. The
// validation path already rejects them; this just keeps the table
// from growing unbounded. Used rows are kept for 7 days for audit;
// unused expired rows go immediately.
func (q *Queries) GcDeleteExpiredPasswordResets(ctx context.Context) (int64, error) {
	result, err := q.db.Exec(ctx, gcDeleteExpiredPasswordResets)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const gcExpireScrobbleQueueFailedRows = `-- name: GcExpireScrobbleQueueFailedRows :execrows
DELETE FROM scrobble_queue
 WHERE status = 'failed'
   AND enqueued_at < now() - INTERVAL '14 days'
`

// #567: scrobble_queue rows that have been in status='failed' for
// more than 14 days. The worker stops retrying after maxAttempts;
// failed rows accumulate forever otherwise. CASCADE from play_events
// already drops the row when the underlying event is deleted, so this
// only handles persistent failures (token revoked, etc.).
func (q *Queries) GcExpireScrobbleQueueFailedRows(ctx context.Context) (int64, error) {
	result, err := q.db.Exec(ctx, gcExpireScrobbleQueueFailedRows)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}

const gcResetStuckSystemPlaylistRuns = `-- name: GcResetStuckSystemPlaylistRuns :execrows
UPDATE system_playlist_runs
   SET in_flight = false,
       last_error = COALESCE(last_error, 'stuck-row auto-reset by gc')
 WHERE in_flight = true
   AND last_run_at < now() - INTERVAL '10 minutes'
`

// #574: system_playlist_runs.in_flight = true can wedge on a
// goroutine panic between SET in_flight=true and SET in_flight=false.
// The duplicate-prevention check refuses to start a fresh regen while
// in_flight, so a stuck row blocks all future regens for that user.
// Reset rows where last_run_at is older than 10 minutes (regens
// shouldn't take that long).
func (q *Queries) GcResetStuckSystemPlaylistRuns(ctx context.Context) (int64, error) {
	result, err := q.db.Exec(ctx, gcResetStuckSystemPlaylistRuns)
	if err != nil {
		return 0, err
	}
	return result.RowsAffected(), nil
}