import { Algorithm, hash, verify } from '@node-rs/argon2';

const OPTS = {
  algorithm: Algorithm.Argon2id,
  memoryCost: 19456, // 19 MiB (OWASP 2024 recommendation)
  timeCost: 2,
  parallelism: 1,
};

export async function hashPassword(plain) {
  return await hash(plain, OPTS);
}

export async function verifyPassword(stored, plain) {
  if (!stored || !plain) return false;
  try {
    return await verify(stored, plain);
  } catch {
    return false;
  }
}