import { ActionablePubSubClient, ARI, OnEvent, PubSubClient, PubSubClientConfig } from './apiTypes';
import { Protocol } from './types';
export declare const RETRY_STEP_IN_MILLISECONDS = 1000;
export declare const MAX_RETRY = 10;
export declare class Client implements ActionablePubSubClient {
    private config;
    private eventEmitter;
    private currentChannels;
    private capabilities;
    private protocols;
    private currentProtocol;
    private retryCount;
    private subscribeDebounced;
    private subscribeBaseRequest;
    private featureFlags;
    constructor(config: PubSubClientConfig, protocols?: Protocol[]);
    on(event: string, listener: OnEvent): PubSubClient;
    off(event: string, listener: OnEvent): PubSubClient;
    join(aris: ARI[]): Promise<PubSubClient>;
    leave(aris: ARI[]): Promise<PubSubClient>;
    networkUp(): void;
    networkDown(): void;
    private debouncedSubscribeToCurrentChannels;
    private registerProtocols;
    private subscribeToCurrentChannels;
    private onMessage;
    private onAccessDenied;
    private onNetworkUp;
    private onReconnect;
    private fetchSubscribeProtocol;
}