#!/usr/bin/env node

/**
 * Password Hash Generator
 * 
 * Usage:
 *   node scripts/generate-password.js [password]
 * 
 * If no password is provided, you'll be prompted to enter one.
 */

const bcrypt = require('bcryptjs');
const readline = require('readline');

function generateHash(password) {
  const saltRounds = 10;
  const hash = bcrypt.hashSync(password, saltRounds);
  return hash;
}

function promptPassword() {
  return new Promise((resolve) => {
    const rl = readline.createInterface({
      input: process.stdin,
      output: process.stdout
    });

    rl.question('Passwort eingeben: ', (password) => {
      rl.close();
      resolve(password);
    });
  });
}

async function main() {
  let password = process.argv[2];

  if (!password) {
    password = await promptPassword();
  }

  if (!password) {
    console.error('❌ Kein Passwort angegeben!');
    process.exit(1);
  }

  console.log('\n🔐 Generiere Passwort-Hash...\n');
  
  const hash = generateHash(password);
  
  console.log('✅ Hash generiert:');
  console.log('─'.repeat(80));
  console.log(hash);
  console.log('─'.repeat(80));
  console.log('\n📝 Verwende diesen Hash in der .env Datei:');
  console.log(`AUTH_USERS=username:${hash}`);
  console.log('\n💡 Beispiel für mehrere Benutzer:');
  console.log(`AUTH_USERS=admin:${hash},user2:$2a$10$...\n`);
}

main().catch(console.error);