/**
 * WebSocketHandler - Unified WebSocket Support
 *
 * Provides cross-framework WebSocket handling for real-time AI interactions.
 * Supports connection management, message routing, and graceful shutdown.
 */
import type { WebSocketConfig, WebSocketHandler as IWebSocketHandler, WebSocketConnection, WebSocketMessage, AuthenticatedUser } from "../../types/index.js";
/**
 * WebSocket connection manager
 */
export declare class WebSocketConnectionManager {
    private connections;
    private config;
    private pingIntervals;
    private handlers;
    constructor(config?: WebSocketConfig);
    /**
     * Register a handler for a path
     */
    registerHandler(path: string, handler: IWebSocketHandler): void;
    /**
     * Get handler for a path
     */
    getHandler(path: string): IWebSocketHandler | undefined;
    /**
     * Handle new connection
     */
    handleConnection(socket: unknown, path: string, user?: AuthenticatedUser): Promise<WebSocketConnection>;
    /**
     * Handle incoming message
     */
    handleMessage(connectionId: string, data: string | ArrayBuffer, isBinary: boolean): Promise<void>;
    /**
     * Handle connection close
     */
    handleClose(connectionId: string, code: number, reason: string): Promise<void>;
    /**
     * Handle connection error
     */
    handleError(connectionId: string, error: Error): Promise<void>;
    /**
     * Get connection by ID
     */
    getConnection(connectionId: string): WebSocketConnection | undefined;
    /**
     * Get all connections
     */
    getAllConnections(): WebSocketConnection[];
    /**
     * Get connections for a user
     */
    getConnectionsByUser(userId: string): WebSocketConnection[];
    /**
     * Get connections for a path
     */
    getConnectionsByPath(path: string): WebSocketConnection[];
    /**
     * Send message to a connection
     */
    send(connectionId: string, data: string | ArrayBuffer): void;
    /**
     * Broadcast message to all connections
     */
    broadcast(data: string | ArrayBuffer, filter?: (conn: WebSocketConnection) => boolean): void;
    /**
     * Close a connection
     */
    close(connectionId: string, code?: number, reason?: string): Promise<void>;
    /**
     * Close all connections
     */
    closeAll(code?: number, reason?: string): Promise<void>;
    /**
     * Get connection count
     */
    getConnectionCount(): number;
    /**
     * Start ping interval for a connection
     */
    private startPingInterval;
    /**
     * Stop ping interval for a connection
     */
    private stopPingInterval;
}
/**
 * WebSocket message router for handling different message types
 */
export declare class WebSocketMessageRouter {
    private routes;
    /**
     * Register a message route
     */
    route(type: string, handler: (connection: WebSocketConnection, payload: unknown) => Promise<unknown>): void;
    /**
     * Handle incoming message
     */
    handle(connection: WebSocketConnection, message: WebSocketMessage): Promise<unknown>;
    /**
     * Get registered routes
     */
    getRoutes(): string[];
}
/**
 * Create a WebSocket handler for AI agent interactions
 */
export declare function createAgentWebSocketHandler(_neurolink: unknown): IWebSocketHandler;