-- name: InsertTabloFile :one
INSERT INTO tablo_files (tablo_id, s3_key, filename, content_type, size_bytes)
VALUES ($1, $2, $3, $4, $5)
RETURNING id, tablo_id, s3_key, filename, content_type, size_bytes, created_at;

-- name: ListFilesByTablo :many
SELECT id, tablo_id, s3_key, filename, content_type, size_bytes, created_at
FROM tablo_files
WHERE tablo_id = $1
ORDER BY created_at DESC;

-- name: GetTabloFileByID :one
SELECT id, tablo_id, s3_key, filename, content_type, size_bytes, created_at
FROM tablo_files
WHERE id = $1 AND tablo_id = $2;

-- name: DeleteTabloFile :exec
DELETE FROM tablo_files WHERE id = $1 AND tablo_id = $2;

-- Find tablo_files rows whose owning tablo no longer exists.
-- Used by the orphan-file cleanup worker (Phase 6 WORK-02).
-- name: ListOrphanFiles :many
SELECT id, tablo_id, s3_key
FROM tablo_files tf
WHERE NOT EXISTS (
    SELECT 1 FROM tablos t WHERE t.id = tf.tablo_id
);