import { LibraryServerDataSQLite } from 'mira-storage-sqlite';
import { WebSocket } from 'ws';
import { WebSocketMessage } from './WebSocketRouter';
export declare abstract class MessageHandler {
    protected dbService: LibraryServerDataSQLite;
    protected ws: WebSocket;
    protected message: WebSocketMessage;
    constructor(dbService: LibraryServerDataSQLite, ws: WebSocket, message: WebSocketMessage);
    abstract handle(): Promise<void>;
    protected sendResponse(data: Record<string, any>): void;
    protected sendError(error: string): void;
    protected getLibraryId(): string;
    protected getAction(): string;
    protected getPayload(): Record<string, any>;
}
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