// server/keygen.js
const crypto = require('crypto');
const { encrypt } = require('./utils/crypto');

const generateLicenseKey = (userId) => {
  const rawKey = crypto.randomBytes(32).toString('hex');
  const payload = { userId, rawKey, issued: Date.now() };
  const encryptedKey = encrypt(payload);
  return encryptedKey;
};

const hashLicenseKey = (key) => crypto.createHash('sha256').update(key).digest('hex');

module.exports = { generateLicenseKey, hashLicenseKey };