import { Message } from '../message';
import { Feature } from '../../types/Feature';
import SocketPoint from './socketPoint';
export type SocketEvent = {
    event: 'connect';
} | {
    event: 'disconnect';
} | {
    event: 'connect_error';
    reason: any;
} | {
    event: 'data';
    data: any;
};
export declare class Socket extends Feature {
    private socketPoint;
    private url?;
    private path?;
    private io?;
    private message;
    constructor(message: Message, socketPoint: SocketPoint);
    private initSocketPoint;
    private connectQueue;
    private ioState;
    private onConnected;
    connect(): Promise<unknown>;
    emit(event: string, data: any, callback?: Function): Promise<void>;
    disconnect(): void;
    on(event: string, callback: (...args: any[]) => void | Promise<void>): void;
    off(event: string, callback?: (...args: any[]) => void | Promise<void>): void;
}