declare module "dht-rpc" {
  import { EventEmitter } from "node:events";
  import { Buffer } from "node:buffer";
  import { Readable } from "stream";

  import RoutingTable from "kademlia-routing-table";
  import TOS from "time-ordered-set";
  import UDX, { UDXSocket } from "udx-native";

  export interface Node {
    host: string;
    port: number;
    id?: Buffer;
  }

  export interface QueryInput {
    target: Buffer;
    command: number;
    value?: Buffer;
  }

  export interface QueryOptions {
    concurrency?: number;
    maxSlow?: number;
    nodes?: Node[];
    closestNodes?: Node[];
    replies?: any[]; // Define a more specific type if possible
    closestReplies?: any[]; // Define a more specific type if possible
    commit?: boolean | ((reply: any, dht: DHT, query: Query) => Promise<void>);
    session?: Session;
    onlyClosestNodes?: boolean;
  }

  export interface RequestInput {
    token?: Buffer;
    command: number;
    target?: Buffer;
    value?: Buffer;
  }

  export interface RequestOptions {
    session?: Session;
    ttl?: number;
  }

  export interface PingOptions {
    size?: number;
    session?: Session;
    ttl?: number;
  }

  export interface DHTOptions {
    bootstrap?: boolean | Node[];
    udx?: UDX;
    concurrency?: number;
    addNode?: (node: Node) => void;
    nodes?: TOS<Node>;
    ephemeral?: boolean;
    adaptive?: boolean;
    quickFirewall?: boolean;
  }

  export interface IOOptions {
    maxWindow?: number;
    port?: number;
    host?: string;
    anyPort?: boolean;
    firewalled?: boolean;
    onrequest?: (req: Request, external: boolean) => void;
    onresponse?: (res: any, external: boolean) => void; // Adjust 'any' to the actual response type
    ontimeout?: (req: Request) => void;
  }

  export class CongestionWindow {
    constructor(maxWindow: number);

    isFull(): boolean;
    recv(): void;
    send(): void;
    drain(): void;
  }

  export class IO {
    constructor(table: RoutingTable, udx: UDX, options?: IOOptions); // Adjust 'any' to the actual types

    readonly table: RoutingTable;
    readonly udx: UDX;
    readonly inflight: Request[];
    readonly clientSocket: UDXSocket | null;
    readonly serverSocket: UDXSocket | null;
    readonly firewalled: boolean;
    readonly ephemeral: boolean;
    readonly congestion: CongestionWindow;
    readonly networkInterfaces: any; // Adjust 'any' to the actual type
    readonly suspended: boolean;

    onrequest: (req: Request, external: boolean) => void;
    onresponse: (res: any, external: boolean) => void; // Adjust 'any' to the actual response type
    ontimeout: (req: Request) => void;

    onmessage(socket: UDXSocket, buffer: Buffer, from: Node): void;
    token(addr: { host: string }, i: number): Uint8Array;
    destroy(): Promise<void>;
    suspend(): void;
    resume(): Promise<void>;
    bind(): Promise<void>;
    createRequest(
      to: Node,
      token: Uint8Array | null,
      internal: boolean,
      command: number,
      target: any | null,
      value: any | null,
      session: any | null,
      ttl: number,
    ): Request | null; // Adjust 'any' to the actual types
  }

  export class DHT extends EventEmitter {
    constructor(opts?: DHTOptions);

    static bootstrapper(port: number, host: string, opts?: DHTOptions): DHT;

    readonly id: Buffer | null;
    readonly host: string | null;
    readonly port: number | null;
    readonly randomized: boolean;
    readonly socket: UDXSocket | null;
    readonly table: RoutingTable;
    readonly udx: UDX;
    readonly io: IO;
    readonly nodes: TOS<Node>;
    readonly bootstrapNodes: Node[];

    private concurrency: number;
    private bootstrapped: boolean;
    private ephemeral: boolean;
    private firewalled: boolean;
    private adaptive: boolean;
    private destroyed: boolean;
    private suspended: boolean;
    private online: boolean;

    onmessage(socket: UDXSocket, buffer: Buffer, from: Node): void;
    bind(): Promise<void>;
    suspend(): Promise<void>;
    resume(): Promise<void>;
    address(): any | null;
    localAddress(): Node | null;
    remoteAddress(): Node | null;
    addNode({ host, port }: Node): void;
    toArray(): Node[];
    ready(): Promise<void>;
    findNode(target: Buffer, opts?: any): Query;
    query(query: QueryInput, opts?: QueryOptions): Query;
    ping(node: Node, opts?: PingOptions): Promise<number>;
    request(request: RequestInput, node: Node, opts?: RequestOptions): Query;
    refresh(): void;
    destroy(): void;

    on(event: "ready", listener: () => void): this;
    on(event: "suspend", listener: () => void): this;
    on(event: "resume", listener: () => void): this;
    on(event: "ping", listener: (node: Node, ms: number) => void): this;
    on(event: "node", listener: (node: Node) => void): this;
    on(
      event: "node-failed",
      listener: (node: Node, reason: string) => void,
    ): this;
    on(
      event: "node-removed",
      listener: (node: Node, reason: string) => void,
    ): this;
    on(event: "query", listener: (query: Query) => void): this;
    on(
      event: "query-failed",
      listener: (query: Query, reason: string) => void,
    ): this;
    on(event: "query-finished", listener: (query: Query) => void): this;
    on(event: "error", listener: (err: Error) => void): this;
    on(event: string, listener: (...args: any[]) => void): this;

    once(event: "ready", listener: () => void): this;
    once(event: "suspend", listener: () => void): this;
    once(event: "resume", listener: () => void): this;
    once(event: "ping", listener: (node: Node, ms: number) => void): this;
    once(event: "node", listener: (node: Node) => void): this;
    once(
      event: "node-failed",
      listener: (node: Node, reason: string) => void,
    ): this;
    once(
      event: "node-removed",
      listener: (node: Node, reason: string) => void,
    ): this;
    once(event: "query", listener: (query: Query) => void): this;
    once(
      event: "query-failed",
      listener: (query: Query, reason: string) => void,
    ): this;
    once(event: "query-finished", listener: (query: Query) => void): this;
    once(event: "error", listener: (err: Error) => void): this;
    once(event: string, listener: (...args: any[]) => void): this;

    emit(event: "ready"): boolean;
    emit(event: "suspend"): boolean;
    emit(event: "resume"): boolean;
    emit(event: "ping", node: Node, ms: number): boolean;
    emit(event: "node", node: Node): boolean;
    emit(event: "node-failed", node: Node, reason: string): boolean;
    emit(event: "node-removed", node: Node, reason: string): boolean;
    emit(event: "query", query: Query): boolean;
    emit(event: "query-failed", query: Query, reason: string): boolean;
    emit(event: "query-finished", query: Query): boolean;
    emit(event: "error", err: Error): boolean;
    emit(event: string, ...args: any[]): boolean;

    off(event: "ready", listener: () => void): this;
    off(event: "suspend", listener: () => void): this;
    off(event: "resume", listener: () => void): this;
    off(event: "ping", listener: (node: Node, ms: number) => void): this;
    off(event: "node", listener: (node: Node) => void): this;
    off(
      event: "node-failed",
      listener: (node: Node, reason: string) => void,
    ): this;
    off(
      event: "node-removed",
      listener: (node: Node, reason: string) => void,
    ): this;
    off(event: "query", listener: (query: Query) => void): this;
    off(
      event: "query-failed",
      listener: (query: Query, reason: string) => void,
    ): this;
    off(event: "query-finished", listener: (query: Query) => void): this;
    off(event: "error", listener: (err: Error) => void): this;
    off(event: string, listener: (...args: any[]) => void): this;
  }

  export class Request {
    constructor(
      io: IO,
      socket: UDXSocket,
      tid: number,
      from: any,
      to: any,
      token: Buffer | null,
      internal: boolean,
      command: number,
      target: Buffer | null,
      value: Buffer | null,
      session: Session | null,
      ttl: number,
    );

    // Properties
    socket: UDXSocket;
    tid: number;
    from: any; // Define a more specific type if possible
    to: any; // Define a more specific type if possible
    token: Buffer | null;
    internal: boolean;
    command: number;
    target: Buffer | null;
    value: Buffer | null;
    session: Session | null;
    ttl: number;
    index: number;
    sent: number;
    retries: number;
    destroyed: boolean;
    oncycle: (req: Request) => void;
    onerror: (err: Error, req: Request) => void;
    onresponse: (res: any, req: Request) => void; // Define a more specific type for res if possible

    // Methods
    reply(value: Buffer | null, opts?: any): void; // Define a more specific type for opts if possible
    error(code: number, opts?: any): void; // Define a more specific type for opts if possible
    relay(value: Buffer | null, to: any, opts?: any): void; // Define a more specific type for to and opts if possible
    send(force?: boolean): void;
    sendReply(
      error: number,
      value: Buffer | null,
      token: boolean,
      hasCloserNodes: boolean,
      from: any,
      socket: UDXSocket,
      ttl?: number,
    ): void; // Define a more specific type for from if possible
    destroy(err?: Error): void;
  }

  export class Query extends Readable {
    constructor(
      dht: DHT,
      target: Buffer,
      internal: boolean,
      command: number,
      value: Buffer | null,
      opts?: QueryOptions,
    );

    // Properties
    dht: DHT;
    target: Buffer;
    internal: boolean;
    command: number;
    value: Buffer | null;
    errors: number;
    successes: number;
    concurrency: number;
    inflight: number;
    map: (m: any) => any; // Define a more specific type if possible
    maxSlow: number;
    closestReplies: any[]; // Define a more specific type if possible

    // Methods
    finished(): Promise<void>;
  }

  export class Session {
    constructor(dht: DHT);

    // Properties
    dht: DHT;
    inflight: Request[];

    // Methods
    query(query: QueryInput, opts?: QueryOptions): Query;
    request(
      request: RequestInput,
      to: Node,
      opts?: RequestOptions,
    ): Promise<void>;
    ping(to: Node, opts?: PingOptions): Promise<void>;
    destroy(err?: Error): void;
  }

  export default DHT;
}