import { HttpLink } from './HttpLink';
import { ParsedEvent, SendMessage } from './types';

export interface HubConnectionOptions {
    url?: string;
    httpLink?: HttpLink;
    lazy?: boolean;
    timeout?: number;
    minTimeout?: number;
    reconnect?: boolean;
    reconnectionAttempts?: number;
}
export declare class HubConnection {
    protected url?: string;
    protected httpLink?: HttpLink;
    private backoff;
    private emitter;
    private closedByUser;
    private wasKeepAliveReceived;
    private unsentMessagesQueue;
    private reconnect;
    private reconnecting;
    private reconnectionAttempts;
    private tryReconnectTimeoutId;
    private checkConnectionIntervalId;
    private maxConnectTimeoutId;
    private maxConnectTimeGenerator;
    private ws?;
    private wsTimeout;
    private minWsTimeout;
    private wsImpl;
    private effects;
    constructor(options: HubConnectionOptions, webSocketImpl?: typeof globalThis.WebSocket);
    get status(): number;
    on(eventName: string | symbol, listener: (...args: any[]) => void): () => void;
    start(): Promise<void>;
    protected connect(): void;
    protected processReceivedData(receivedData: string): void;
    protected processSystemEvent(event: ParsedEvent): void;
    protected processCallbacks(event: ParsedEvent): void;
    close(isForced?: boolean, closedByUser?: boolean): void;
    /**
     * AI 应用
     *
     * @param id -
     * @param data -
     */
    invoke(id: string, data: unknown): void;
    /**
     * 发送普通消息
     *
     * @param id -
     * @param data - 数据
     */
    send(id: string, payload: NonNullable<unknown>): void;
    /**
     * 使用 websocket 发出最原始的消息
     *
     * @param message -
     * @returns
     */
    emit(message: SendMessage): void;
    protected buildMessage(id: string, payload: NonNullable<unknown>): SendMessage;
    private flushUnsentMessagesQueue;
    private heartbeat;
    private tryReconnect;
    private checkConnection;
    private checkMaxConnectTimeout;
    private createMaxConnectTimeGenerator;
    private clearCheckConnectionInterval;
    private clearMaxConnectTimeout;
    private clearTryReconnectTimeout;
}