/// <reference types="node" />
import { EventEmitter } from "events";
import { WsEvent } from "../domain/ws-event";
import { handlerType } from "../domain/handler-type";
import { WebsocketInterface } from "../domain/websocket-interface";
import { ConnectionConfigInput, ConnectionConfig } from "../domain/connection-config";
export interface IConnection {
    open(): void;
    close(): void;
    connected(): boolean;
    sendEvent(event: string, data: any, channel?: string): Promise<void>;
    bind(event: string, handler: handlerType): Promise<any> | void;
    getUri(): string;
}
export declare class Connection implements IConnection {
    options: ConnectionConfig;
    uri: string;
    socket: WebsocketInterface;
    eventEmitter: EventEmitter;
    sendQueue: Array<any>;
    state: string;
    socketId: string | null;
    reconnecting: boolean;
    maintainConnection: boolean;
    reconnectTimer: any;
    reconnectAttempts: number;
    activityTimeout: number | null;
    activityTimer: any;
    pingResponseTimeout: any;
    clockStopTime: number;
    clockStopTimer: any;
    constructor(path: string, options?: ConnectionConfigInput, socket?: WebsocketInterface);
    open(): void;
    close(): void;
    connected(): boolean;
    getUri(): string;
    sendEvent(event: string, data: any, channel?: string): Promise<void>;
    bind(event: string, handler?: handlerType): Promise<any> | void;
    _getWsOptions(): any;
    _attemptConnect: () => void;
    _handleSocketMessage(event: any): void;
    _handleSocketOpen(): void;
    _handleSocketClose(data: any): void;
    _handleSocketError(data: any): void;
    _handleConnectionEstablished(data: any): void;
    _scheduleReconnect: () => void;
    _clearReconnectTimer(): void;
    _setReconnectTimer(): void;
    _handleReconnectTick(): void;
    _clearActivityTimer(): void;
    _setActivityTimer(): void;
    _handleActivityTick(): void;
    _handlePingResponseTimeout(): void;
    _sendAllBuffered(): void;
    _sendWhenReady(payload: WsEvent): Promise<void>;
    _setState(state: string, data: any): void;
    _isSocketClosed(): boolean;
    _handleClockStopCheck(): void;
}