import { Adapter, AdapterInstance, AdapterOptions } from '../index.js';
import { Agent, ClientRequestArgs, IncomingMessage, ClientRequest, Server as Server$1, OutgoingHttpHeaders } from 'node:http';
import { DuplexOptions, Duplex } from 'node:stream';
import { EventEmitter } from 'events';
import { Server as Server$2 } from 'node:https';
import { SecureContextOptions } from 'node:tls';
import { URL } from 'node:url';
import { ZlibOptions } from 'node:zlib';
import '../shared/crossws.BQXMA5bH.js';

type BufferLike = string | Buffer | DataView | number | ArrayBufferView | Uint8Array | ArrayBuffer | SharedArrayBuffer | readonly any[] | readonly number[] | {
    valueOf(): ArrayBuffer;
} | {
    valueOf(): SharedArrayBuffer;
} | {
    valueOf(): Uint8Array;
} | {
    valueOf(): readonly number[];
} | {
    valueOf(): string;
} | {
    [Symbol.toPrimitive](hint: string): string;
};
declare class WebSocket extends EventEmitter {
    static readonly createWebSocketStream: typeof createWebSocketStream;
    static readonly WebSocketServer: WebSocketServer;
    static readonly Server: typeof Server;
    static readonly WebSocket: typeof WebSocket;
    /** The connection is not yet open. */
    static readonly CONNECTING: 0;
    /** The connection is open and ready to communicate. */
    static readonly OPEN: 1;
    /** The connection is in the process of closing. */
    static readonly CLOSING: 2;
    /** The connection is closed. */
    static readonly CLOSED: 3;
    binaryType: "nodebuffer" | "arraybuffer" | "fragments";
    readonly bufferedAmount: number;
    readonly extensions: string;
    /** Indicates whether the websocket is paused */
    readonly isPaused: boolean;
    readonly protocol: string;
    /** The current state of the connection */
    readonly readyState: typeof WebSocket.CONNECTING | typeof WebSocket.OPEN | typeof WebSocket.CLOSING | typeof WebSocket.CLOSED;
    readonly url: string;
    /** The connection is not yet open. */
    readonly CONNECTING: 0;
    /** The connection is open and ready to communicate. */
    readonly OPEN: 1;
    /** The connection is in the process of closing. */
    readonly CLOSING: 2;
    /** The connection is closed. */
    readonly CLOSED: 3;
    onopen: ((event: Event) => void) | null;
    onerror: ((event: ErrorEvent) => void) | null;
    onclose: ((event: CloseEvent) => void) | null;
    onmessage: ((event: MessageEvent) => void) | null;
    constructor(address: null);
    constructor(address: string | URL, options?: ClientOptions | ClientRequestArgs);
    constructor(address: string | URL, protocols?: string | string[], options?: ClientOptions | ClientRequestArgs);
    close(code?: number, data?: string | Buffer): void;
    ping(data?: any, mask?: boolean, cb?: (err: Error) => void): void;
    pong(data?: any, mask?: boolean, cb?: (err: Error) => void): void;
    send(data: BufferLike, cb?: (err?: Error) => void): void;
    send(data: BufferLike, options: {
        mask?: boolean | undefined;
        binary?: boolean | undefined;
        compress?: boolean | undefined;
        fin?: boolean | undefined;
    }, cb?: (err?: Error) => void): void;
    terminate(): void;
    /**
     * Pause the websocket causing it to stop emitting events. Some events can still be
     * emitted after this is called, until all buffered data is consumed. This method
     * is a noop if the ready state is `CONNECTING` or `CLOSED`.
     */
    pause(): void;
    /**
     * Make a paused socket resume emitting events. This method is a noop if the ready
     * state is `CONNECTING` or `CLOSED`.
     */
    resume(): void;
    addEventListener(method: "message", cb: (event: MessageEvent) => void, options?: EventListenerOptions): void;
    addEventListener(method: "close", cb: (event: CloseEvent) => void, options?: EventListenerOptions): void;
    addEventListener(method: "error", cb: (event: ErrorEvent) => void, options?: EventListenerOptions): void;
    addEventListener(method: "open", cb: (event: Event) => void, options?: EventListenerOptions): void;
    removeEventListener(method: "message", cb: (event: MessageEvent) => void): void;
    removeEventListener(method: "close", cb: (event: CloseEvent) => void): void;
    removeEventListener(method: "error", cb: (event: ErrorEvent) => void): void;
    removeEventListener(method: "open", cb: (event: Event) => void): void;
    on(event: "close", listener: (this: WebSocket, code: number, reason: Buffer) => void): this;
    on(event: "error", listener: (this: WebSocket, err: Error) => void): this;
    on(event: "upgrade", listener: (this: WebSocket, request: IncomingMessage) => void): this;
    on(event: "message", listener: (this: WebSocket, data: RawData, isBinary: boolean) => void): this;
    on(event: "open", listener: (this: WebSocket) => void): this;
    on(event: "ping" | "pong", listener: (this: WebSocket, data: Buffer) => void): this;
    on(event: "unexpected-response", listener: (this: WebSocket, request: ClientRequest, response: IncomingMessage) => void): this;
    on(event: string | symbol, listener: (this: WebSocket, ...args: any[]) => void): this;
    once(event: "close", listener: (this: WebSocket, code: number, reason: Buffer) => void): this;
    once(event: "error", listener: (this: WebSocket, err: Error) => void): this;
    once(event: "upgrade", listener: (this: WebSocket, request: IncomingMessage) => void): this;
    once(event: "message", listener: (this: WebSocket, data: RawData, isBinary: boolean) => void): this;
    once(event: "open", listener: (this: WebSocket) => void): this;
    once(event: "ping" | "pong", listener: (this: WebSocket, data: Buffer) => void): this;
    once(event: "unexpected-response", listener: (this: WebSocket, request: ClientRequest, response: IncomingMessage) => void): this;
    once(event: string | symbol, listener: (this: WebSocket, ...args: any[]) => void): this;
    off(event: "close", listener: (this: WebSocket, code: number, reason: Buffer) => void): this;
    off(event: "error", listener: (this: WebSocket, err: Error) => void): this;
    off(event: "upgrade", listener: (this: WebSocket, request: IncomingMessage) => void): this;
    off(event: "message", listener: (this: WebSocket, data: RawData, isBinary: boolean) => void): this;
    off(event: "open", listener: (this: WebSocket) => void): this;
    off(event: "ping" | "pong", listener: (this: WebSocket, data: Buffer) => void): this;
    off(event: "unexpected-response", listener: (this: WebSocket, request: ClientRequest, response: IncomingMessage) => void): this;
    off(event: string | symbol, listener: (this: WebSocket, ...args: any[]) => void): this;
    addListener(event: "close", listener: (code: number, reason: Buffer) => void): this;
    addListener(event: "error", listener: (err: Error) => void): this;
    addListener(event: "upgrade", listener: (request: IncomingMessage) => void): this;
    addListener(event: "message", listener: (data: RawData, isBinary: boolean) => void): this;
    addListener(event: "open", listener: () => void): this;
    addListener(event: "ping" | "pong", listener: (data: Buffer) => void): this;
    addListener(event: "unexpected-response", listener: (request: ClientRequest, response: IncomingMessage) => void): this;
    addListener(event: string | symbol, listener: (...args: any[]) => void): this;
    removeListener(event: "close", listener: (code: number, reason: Buffer) => void): this;
    removeListener(event: "error", listener: (err: Error) => void): this;
    removeListener(event: "upgrade", listener: (request: IncomingMessage) => void): this;
    removeListener(event: "message", listener: (data: RawData, isBinary: boolean) => void): this;
    removeListener(event: "open", listener: () => void): this;
    removeListener(event: "ping" | "pong", listener: (data: Buffer) => void): this;
    removeListener(event: "unexpected-response", listener: (request: ClientRequest, response: IncomingMessage) => void): this;
    removeListener(event: string | symbol, listener: (...args: any[]) => void): this;
}
/**
 * Data represents the raw message payload received over the
 */
type RawData = Buffer | ArrayBuffer | Buffer[];
/**
 * Data represents the message payload received over the
 */
type Data = string | Buffer | ArrayBuffer | Buffer[];
/**
 * CertMeta represents the accepted types for certificate & key data.
 */
type CertMeta = string | string[] | Buffer | Buffer[];
/**
 * VerifyClientCallbackSync is a synchronous callback used to inspect the
 * incoming message. The return value (boolean) of the function determines
 * whether or not to accept the handshake.
 */
type VerifyClientCallbackSync<Request extends IncomingMessage = IncomingMessage> = (info: {
    origin: string;
    secure: boolean;
    req: Request;
}) => boolean;
/**
 * VerifyClientCallbackAsync is an asynchronous callback used to inspect the
 * incoming message. The return value (boolean) of the function determines
 * whether or not to accept the handshake.
 */
type VerifyClientCallbackAsync<Request extends IncomingMessage = IncomingMessage> = (info: {
    origin: string;
    secure: boolean;
    req: Request;
}, callback: (res: boolean, code?: number, message?: string, headers?: OutgoingHttpHeaders) => void) => void;
interface ClientOptions extends SecureContextOptions {
    protocol?: string | undefined;
    followRedirects?: boolean | undefined;
    generateMask?(mask: Buffer): void;
    handshakeTimeout?: number | undefined;
    maxRedirects?: number | undefined;
    perMessageDeflate?: boolean | PerMessageDeflateOptions | undefined;
    localAddress?: string | undefined;
    protocolVersion?: number | undefined;
    headers?: {
        [key: string]: string;
    } | undefined;
    origin?: string | undefined;
    agent?: Agent | undefined;
    host?: string | undefined;
    family?: number | undefined;
    checkServerIdentity?(servername: string, cert: CertMeta): boolean;
    rejectUnauthorized?: boolean | undefined;
    maxPayload?: number | undefined;
    skipUTF8Validation?: boolean | undefined;
}
interface PerMessageDeflateOptions {
    serverNoContextTakeover?: boolean | undefined;
    clientNoContextTakeover?: boolean | undefined;
    serverMaxWindowBits?: number | undefined;
    clientMaxWindowBits?: number | undefined;
    zlibDeflateOptions?: {
        flush?: number | undefined;
        finishFlush?: number | undefined;
        chunkSize?: number | undefined;
        windowBits?: number | undefined;
        level?: number | undefined;
        memLevel?: number | undefined;
        strategy?: number | undefined;
        dictionary?: Buffer | Buffer[] | DataView | undefined;
        info?: boolean | undefined;
    } | undefined;
    zlibInflateOptions?: ZlibOptions | undefined;
    threshold?: number | undefined;
    concurrencyLimit?: number | undefined;
}
interface Event {
    type: string;
    target: WebSocket;
}
interface ErrorEvent {
    error: any;
    message: string;
    type: string;
    target: WebSocket;
}
interface CloseEvent {
    wasClean: boolean;
    code: number;
    reason: string;
    type: string;
    target: WebSocket;
}
interface MessageEvent {
    data: Data;
    type: string;
    target: WebSocket;
}
interface EventListenerOptions {
    once?: boolean | undefined;
}
interface ServerOptions<U extends typeof WebSocket = typeof WebSocket, V extends typeof IncomingMessage = typeof IncomingMessage> {
    host?: string | undefined;
    port?: number | undefined;
    backlog?: number | undefined;
    server?: Server$1<V> | Server$2<V> | undefined;
    verifyClient?: VerifyClientCallbackAsync<InstanceType<V>> | VerifyClientCallbackSync<InstanceType<V>> | undefined;
    handleProtocols?: (protocols: Set<string>, request: InstanceType<V>) => string | false;
    path?: string | undefined;
    noServer?: boolean | undefined;
    clientTracking?: boolean | undefined;
    perMessageDeflate?: boolean | PerMessageDeflateOptions | undefined;
    maxPayload?: number | undefined;
    skipUTF8Validation?: boolean | undefined;
    WebSocket?: U | undefined;
}
interface AddressInfo {
    address: string;
    family: string;
    port: number;
}
declare class Server<T extends typeof WebSocket = typeof WebSocket, U extends typeof IncomingMessage = typeof IncomingMessage> extends EventEmitter {
    options: ServerOptions<T, U>;
    path: string;
    clients: Set<InstanceType<T>>;
    constructor(options?: ServerOptions<T, U>, callback?: () => void);
    address(): AddressInfo | string;
    close(cb?: (err?: Error) => void): void;
    handleUpgrade(request: InstanceType<U>, socket: Duplex, upgradeHead: Buffer, callback: (client: InstanceType<T>, request: InstanceType<U>) => void): void;
    shouldHandle(request: InstanceType<U>): boolean | Promise<boolean>;
    on(event: "connection", cb: (this: Server<T>, socket: InstanceType<T>, request: InstanceType<U>) => void): this;
    on(event: "error", cb: (this: Server<T>, error: Error) => void): this;
    on(event: "headers", cb: (this: Server<T>, headers: string[], request: InstanceType<U>) => void): this;
    on(event: "close" | "listening", cb: (this: Server<T>) => void): this;
    on(event: string | symbol, listener: (this: Server<T>, ...args: any[]) => void): this;
    once(event: "connection", cb: (this: Server<T>, socket: InstanceType<T>, request: InstanceType<U>) => void): this;
    once(event: "error", cb: (this: Server<T>, error: Error) => void): this;
    once(event: "headers", cb: (this: Server<T>, headers: string[], request: InstanceType<U>) => void): this;
    once(event: "close" | "listening", cb: (this: Server<T>) => void): this;
    once(event: string | symbol, listener: (this: Server<T>, ...args: any[]) => void): this;
    off(event: "connection", cb: (this: Server<T>, socket: InstanceType<T>, request: InstanceType<U>) => void): this;
    off(event: "error", cb: (this: Server<T>, error: Error) => void): this;
    off(event: "headers", cb: (this: Server<T>, headers: string[], request: InstanceType<U>) => void): this;
    off(event: "close" | "listening", cb: (this: Server<T>) => void): this;
    off(event: string | symbol, listener: (this: Server<T>, ...args: any[]) => void): this;
    addListener(event: "connection", cb: (client: InstanceType<T>, request: InstanceType<U>) => void): this;
    addListener(event: "error", cb: (err: Error) => void): this;
    addListener(event: "headers", cb: (headers: string[], request: InstanceType<U>) => void): this;
    addListener(event: "close" | "listening", cb: () => void): this;
    addListener(event: string | symbol, listener: (...args: any[]) => void): this;
    removeListener(event: "connection", cb: (client: InstanceType<T>, request: InstanceType<U>) => void): this;
    removeListener(event: "error", cb: (err: Error) => void): this;
    removeListener(event: "headers", cb: (headers: string[], request: InstanceType<U>) => void): this;
    removeListener(event: "close" | "listening", cb: () => void): this;
    removeListener(event: string | symbol, listener: (...args: any[]) => void): this;
}
type WebSocketServer = Server;
declare function createWebSocketStream(websocket: WebSocket, options?: DuplexOptions): Duplex;

interface NodeAdapter extends AdapterInstance {
    handleUpgrade(req: IncomingMessage, socket: Duplex, head: Buffer): Promise<void>;
    closeAll: (code?: number, data?: string | Buffer, force?: boolean) => void;
}
interface NodeOptions extends AdapterOptions {
    wss?: WebSocketServer;
    serverOptions?: ServerOptions;
}
declare const nodeAdapter: Adapter<NodeAdapter, NodeOptions>;

export { nodeAdapter as default };
export type { NodeAdapter, NodeOptions };