-- name: UpsertGame :exec
INSERT INTO games (id, board, current_turn, status, game_type, winner_user_id, winning_cells, rematch_game_id)
VALUES (?, ?, ?, ?, 'connect4', ?, ?, ?)
ON CONFLICT(id) DO UPDATE SET
    board = excluded.board,
    current_turn = excluded.current_turn,
    status = excluded.status,
    winner_user_id = excluded.winner_user_id,
    winning_cells = excluded.winning_cells,
    rematch_game_id = excluded.rematch_game_id,
    updated_at = CURRENT_TIMESTAMP;

-- name: GetGame :one
SELECT * FROM games WHERE id = ?;

-- name: DeleteGame :exec
DELETE FROM games WHERE id = ?;

-- name: GetActiveGames :many
SELECT * FROM games WHERE game_type = 'connect4' AND status < 2;

-- name: CreateGamePlayer :exec
INSERT INTO game_players (game_id, user_id, guest_player_id, nickname, color, slot)
VALUES (?, ?, ?, ?, ?, ?);

-- name: GetGamePlayers :many
SELECT * FROM game_players WHERE game_id = ?;

-- name: GetGamesByUserID :many
SELECT g.* FROM games g
JOIN game_players gp ON g.id = gp.game_id
WHERE gp.user_id = ?
ORDER BY g.updated_at DESC;

-- name: GetUserActiveGames :many
SELECT
    g.id,
    g.status,
    g.current_turn,
    g.updated_at,
    gp_user.color as my_color,
    gp_opponent.nickname as opponent_nickname
FROM games g
JOIN game_players gp_user ON g.id = gp_user.game_id AND gp_user.user_id = ?
LEFT JOIN game_players gp_opponent ON g.id = gp_opponent.game_id AND gp_opponent.slot != gp_user.slot
WHERE g.game_type = 'connect4' AND g.status < 2
ORDER BY g.updated_at DESC;