import { EventEmitter } from 'events';
import type { AlltickConfig } from '../types/index.js';
export declare enum WsMessageType {
    LOGIN = 1,
    LOGIN_RESPONSE = 2,
    HEARTBEAT = 3,
    HEARTBEAT_RESPONSE = 4,
    SUBSCRIBE = 5,
    SUBSCRIBE_RESPONSE = 6,
    UNSUBSCRIBE = 7,
    UNSUBSCRIBE_RESPONSE = 8,
    PUSH = 11
}
export declare enum WsSubscribeType {
    TRADE = 1,
    ORDER_BOOK = 2
}
export interface WsTradeData {
    code: string;
    price: string;
    volume: string;
    timestamp: number;
}
export interface WsOrderBookData {
    code: string;
    bids: [string, string][];
    asks: [string, string][];
    timestamp: number;
}
export type WsPushData = WsTradeData | WsOrderBookData;
export interface WsConfig extends AlltickConfig {
    reconnectInterval?: number;
    maxReconnectAttempts?: number;
    heartbeatInterval?: number;
}
export declare class AlltickWsClient extends EventEmitter {
    private config;
    private ws;
    private reconnectAttempts;
    private heartbeatTimer;
    private isManualClose;
    private pendingSubscriptions;
    constructor(config: WsConfig);
    connect(): Promise<void>;
    private sendLogin;
    private handleMessage;
    private send;
    private startHeartbeat;
    private stopHeartbeat;
    private attemptReconnect;
    subscribe(codes: string[], subType: WsSubscribeType): Promise<boolean>;
    unsubscribe(codes: string[], subType: WsSubscribeType): Promise<boolean>;
    disconnect(): void;
    isConnected(): boolean;
}
export declare function createWsClient(config: WsConfig): AlltickWsClient;
//# sourceMappingURL=client.d.ts.map