// Type definitions for libp2p-crypto 0.13.0
// Project: https://github.com/libp2p/js-libp2p-crypto
// Definitions by: Jaco Greeff <https://github.com/jacogr>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

/// <reference types="node"/>

declare namespace LibP2pCrypto {
  type KeyTypes = 'ed25519' | 'rsa' | 'secp256k1';

  interface PublicKey {
    hash(cb: (error: Error | null, hash: Buffer) => void): void;
  }

  interface PrivateKey {
    readonly public: PublicKey;

    hash(cb: (error: Error | null, hash: Buffer) => void): void;
    id(cb: (error: Error | null, id: string) => void): void
  }

  interface KeyExports {
    generateKeyPair(bits: number, cb: (error: Error | null, privKey: PrivateKey) => void): void;
  }

  interface Keys {
    generateKeyPair(type: KeyTypes, bits: number, cb: (error: Error | null, privKey: PrivateKey) => void): void;

    readonly supportedKeys: {
      readonly [key in keyof KeyTypes]: KeyExports
    };
  }

  interface Crypto {
    readonly keys: Keys
  }
}

declare module 'libp2p-crypto' {
const crypto: LibP2pCrypto.Crypto;

export default crypto;
}