/**
 * Gateway Server - WebSocket and HTTP server for OpenClaw
 *
 * Handles:
 * - WebSocket connections from clients, nodes, and channels
 * - HTTP API for configuration and management
 * - Static file serving for web UI
 * - Message routing between channels and agents
 */
import type { ConfigManager } from "../config/manager.js";
import type { SessionManager } from "./sessions.js";
import type { GatewayEventMap, GatewayServer, ServerStatus } from "./types/index.js";
/** Gateway options */
export interface GatewayOptions {
    configManager: ConfigManager;
    sessionManager: SessionManager;
}
/** Gateway implementation */
export declare class Gateway implements GatewayServer {
    private configManager;
    private sessionManager;
    private router;
    private config;
    private httpServer?;
    private wsServer?;
    private connections;
    private channelAdapters;
    private eventListeners;
    private startTime?;
    private connectionIdCounter;
    constructor(options: GatewayOptions);
    /** Start the gateway server */
    start(): Promise<void>;
    /** Stop the gateway server */
    stop(): Promise<void>;
    /** Get server status */
    getStatus(): ServerStatus;
    private initializeChannels;
    private handleChannelMessage;
    private sendResponse;
    private handleHttpRequest;
    /** Set CORS headers */
    private setCorsHeaders;
    private handleApiRequest;
    private handleStaticFile;
    /** Get content type by extension */
    private getContentType;
    /** Handle HTTP upgrade to WebSocket */
    private handleUpgrade;
    /** Handle WebSocket connection */
    private handleWsConnection;
    /** Handle WebSocket message */
    private handleWsMessage;
    /** Generate unique connection ID */
    private generateConnectionId;
    /** Generate unique message ID */
    private generateId;
    /** Read request body */
    private readBody;
    /** Send JSON response */
    private jsonResponse;
    /** Send error response */
    private errorResponse;
    /** Start cleanup interval */
    private startCleanupInterval;
    /** Add event listener */
    on<T extends keyof GatewayEventMap>(event: T, listener: (data: GatewayEventMap[T]) => void): void;
    /** Remove event listener */
    off<T extends keyof GatewayEventMap>(event: T, listener: (data: GatewayEventMap[T]) => void): void;
    /** Emit event */
    private emit;
}
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