// Fixtura: biblioteci recunoscute din importuri (TypeScript).
import { Wallet, verifyMessage } from 'ethers';
import jwt from 'jsonwebtoken';
import { secp256k1 } from '@noble/curves/secp256k1'; // EXPECT: ECDSA-secp256k1 | quantum-vulnerable
import { ml_dsa65 } from '@noble/post-quantum/ml-dsa'; // EXPECT: ML-DSA-65 | quantum-safe
import { ml_kem768 } from '@noble/post-quantum/ml-kem'; // EXPECT: ML-KEM-768 | quantum-safe
import elliptic from 'elliptic';
import { sha1 } from '../vendor/node_modules/@noble/hashes/legacy.js'; // EXPECT: SHA-1 | weak-now

const ec = new elliptic.ec('p256'); // EXPECT: EC-secp256r1 | quantum-vulnerable

export async function semneaza(privateKey: string, payload: object) {
  const w = new Wallet(privateKey); // EXPECT: ECDSA-secp256k1 | quantum-vulnerable
  const sig = await w.signMessage('hello'); // EXPECT: ECDSA-secp256k1 | quantum-vulnerable
  const ok = verifyMessage('hello', sig); // EXPECT: ECDSA-secp256k1 | quantum-vulnerable
  const t1 = jwt.sign(payload, privateKey, { algorithm: 'RS256' }); // EXPECT: JWS RS256 | quantum-vulnerable
  const t2 = jwt.verify(t1, privateKey, { algorithms: ['ES256', 'HS256'] }); // EXPECT: JWS ES256 | quantum-vulnerable ; JWS HS256 | quantum-safe
  return { ec, ok, t2, secp256k1, ml_dsa65, ml_kem768, sha1 };
}