/// <reference types="node" />
/// <reference types="node" />
/// <reference types="node" />
import { IncomingMessage, ServerResponse } from "http";
import { ContextOptions, ILogger, SkhailNetwork } from "@skhail/core";
import { Duplex } from "stream";
import { IRequestHandler } from "../types";
import { WebSocket } from "ws";
import "urlpattern-polyfill";
export declare class WebSocketHandler<ContextType extends ContextOptions> implements IRequestHandler<ContextType> {
    private readonly callback;
    private webSocketServer?;
    private readonly pattern;
    private logger?;
    constructor(route: string, callback: (websocket: WebSocket, id: string) => void);
    setLogger(logger: ILogger): void;
    private getParameters;
    match(url: string): boolean;
    prepare(): Promise<void>;
    cleanup(): Promise<void>;
    upgrade(_network: SkhailNetwork<ContextType, any>, request: IncomingMessage, socket: Duplex, head: Buffer): void;
    handle(_network: SkhailNetwork<ContextType, any>, _request: IncomingMessage, response: ServerResponse<IncomingMessage>): Promise<void>;
}