import { EventEmitter } from 'node:events';
import WebSocket from 'ws';
import type { ServerConfig } from './types.js';
export declare class WebSocketClient extends EventEmitter {
    private ws;
    private config;
    private agentId;
    private heartbeatTimer;
    private heartbeatTimeoutTimer;
    private reconnectAttempts;
    private reconnectTimer;
    private isManualClose;
    private websocketFactory;
    
    private openedAt;
    
    private lastRefreshedToken;
    
    private consecutiveRefreshFailures;
    private logBatchQueue;
    private logBatchTimer;
    private logSequenceNumber;
    private pendingLogBatches;
    private isProcessingLogBatch;
    
    private processedMsgIds;
    constructor(config: ServerConfig, websocketFactory?: (url: string) => WebSocket);
    
    connect(agentId: string): Promise<void>;
    
    private prepareConnection;
    
    private buildWebSocketUrl;
    private maskRuntimeTokenInUrl;
    
    private createSettledHandlers;
    
    private setupWebSocketEventHandlers;
    
    private handleWebSocketOpen;
    
    private handleWebSocketMessage;
    
    private extractReliableMessageId;
    
    private markMsgIdProcessed;
    private acknowledgeReliableMessage;
    
    private handleWebSocketClose;
    
    private handleTokenExpiredAndReconnect;
    
    private enterSlowReconnect;
    
    private refreshRuntimeTokenOnPolicyRejection;
    
    private handleWebSocketError;
    
    disconnect(): void;
    
    send(message: unknown): boolean;
    
    sendMcpNodeLog(data: {
        level: string;
        message: string;
        timestamp: string;
    }): boolean;
    
    private flushLogBatch;
    
    private sendLogBatch;
    
    private handleLogBatchSendFailure;
    
    private handleLogAck;
    
    isConnected(): boolean;
    
    private handleMessage;
    
    private startHeartbeat;
    
    private stopHeartbeat;
    private sendProtocolPing;
    private markHeartbeatReceived;
    private ensureHeartbeatTimeout;
    private clearHeartbeatTimeout;
    private resolveHeartbeatTimeout;
    
    private scheduleReconnect;
    
    private clearReconnectTimer;
}