Interface WebSocketHandlers

interface WebSocketHandlers {
    onConnect?: () => void;
    onDisconnect?: (code: number, reason: string) => void;
    onError?: (error: Error) => void;
    onLeaderboardUpdate?: (
        data: {
            leaderboardId: string;
            updateType: "score_update" | "full_refresh" | "bulk_update";
            leaderboard: {
                entries: LeaderboardEntry[];
                totalEntries: number;
                displayedEntries: number;
            };
            mutations: LeaderboardMutation[];
            trigger: UpdateTrigger;
            sequence: number;
        },
    ) => void;
    onUserRankUpdate?: (
        data: {
            leaderboard_id: string;
            user_id: string;
            old_rank: number;
            new_rank: number;
            score: number;
        },
    ) => void;
    onMessage?: (message: WebSocketMessage) => void;
    onReconnecting?: (
        attempt: number,
        maxAttempts: number,
        nextDelay: number,
    ) => void;
}