/// <reference types="node" />
import { Server as SocketIOServer, Socket as SocketIOSocket, ServerOptions as SocketIOServerOptions } from "socket.io";
import { Server as HttpServer } from "http";
import { LogModule, LogModuleConfig } from "../modules/Log";
import { _BaseKernel } from "../_BaseKernel";
import { ExpressKernel } from "./Express";
import { SocketIONamespace } from "../components/SocketIONamespace";
export declare type SocketIOKernelConfig = {
    id?: string;
    logger?: LogModuleConfig;
    httpServerOptions?: {
        port: number;
    };
    options: Partial<SocketIOServerOptions>;
};
export declare class SocketIOKernel extends _BaseKernel<SocketIOKernel, SocketIOKernelConfig> {
    private _httpServer?;
    private _io;
    constructor(config: SocketIOKernelConfig, socketIONamespaces: SocketIONamespace[], expressKernel?: ExpressKernel, logger?: LogModule);
    use(middleware: (socket: SocketIOSocket, fn: (err?: any) => void) => void): this;
    boot(): Promise<any>;
    halt(): Promise<any>;
    get httpServer(): HttpServer | undefined;
    get io(): SocketIOServer;
}