-- name: UpsertAlbum :one
INSERT INTO albums (title, sort_title, artist_id, release_date, mbid, cover_art_path)
VALUES ($1, $2, $3, $4, $5, $6)
ON CONFLICT (mbid) WHERE mbid IS NOT NULL
DO UPDATE SET
    title = EXCLUDED.title,
    sort_title = EXCLUDED.sort_title,
    artist_id = EXCLUDED.artist_id,
    release_date = EXCLUDED.release_date,
    cover_art_path = EXCLUDED.cover_art_path,
    updated_at = now()
RETURNING *;

-- name: GetAlbumByID :one
SELECT * FROM albums WHERE id = $1;

-- name: GetAlbumByArtistAndTitle :one
-- Scanner uses this for the no-mbid dedupe path: resolve-or-create.
SELECT * FROM albums WHERE artist_id = $1 AND title = $2 LIMIT 1;

-- name: ListAlbumsByArtist :many
SELECT * FROM albums WHERE artist_id = $1 ORDER BY release_date NULLS LAST, sort_title;

-- name: ListAlbumsAlphaByName :many
SELECT * FROM albums ORDER BY sort_title LIMIT $1 OFFSET $2;

-- name: ListAlbumsAlphaByArtist :many
-- Sorted by the owning artist's sort_name. Needed by Subsonic's
-- alphabeticalByArtist album list type.
SELECT sqlc.embed(albums), artists.sort_name AS artist_sort_name
FROM albums
JOIN artists ON artists.id = albums.artist_id
ORDER BY artists.sort_name, albums.sort_title
LIMIT $1 OFFSET $2;

-- name: ListAlbumsNewest :many
SELECT * FROM albums ORDER BY created_at DESC LIMIT $1 OFFSET $2;

-- name: ListAlbumsRandom :many
SELECT * FROM albums ORDER BY random() LIMIT $1;

-- name: ListAlbumsByGenre :many
-- Album "belongs to" a genre if any of its tracks carry that genre.
SELECT DISTINCT ON (albums.id) albums.*
FROM albums
JOIN tracks ON tracks.album_id = albums.id
WHERE tracks.genre = $1
ORDER BY albums.id, albums.sort_title
LIMIT $2 OFFSET $3;

-- name: SearchAlbums :many
SELECT * FROM albums
WHERE title ILIKE '%' || $1 || '%'
ORDER BY sort_title
LIMIT $2 OFFSET $3;