#!/usr/bin/env node

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

const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout,
  terminal: true
});

// Hide password input
const askPassword = (query) => {
  return new Promise((resolve) => {
    const stdin = process.stdin;
    const stdout = process.stdout;

    stdin.on('data', function onData(char) {
      char = char.toString();
      switch (char) {
        case '\n':
        case '\r':
        case '\u0004':
          stdin.removeListener('data', onData);
          stdout.write('\n');
          resolve(input);
          break;
        case '\u0003':
          process.exit();
          break;
        default:
          stdout.write('*');
          input += char;
          break;
      }
    });

    let input = '';
    stdout.write(query);
  });
};

async function generatePasswordHash() {
  console.log('=================================');
  console.log('MinIO WebUI Password Generator');
  console.log('=================================\n');

  const password = await new Promise((resolve) => {
    rl.question('Enter password: ', (answer) => {
      resolve(answer);
    });
  });

  if (!password || password.length < 8) {
    console.error('\nError: Password must be at least 8 characters long.');
    process.exit(1);
  }

  console.log('\nGenerating password hash...');
  
  try {
    const hash = await bcrypt.hash(password, 12);
    
    console.log('\n=================================');
    console.log('Password Hash Generated:');
    console.log('=================================\n');
    console.log(hash);
    console.log('\nAdd this to your .env file:');
    console.log(`ADMIN_PASSWORD_HASH=${hash}`);
    console.log('\n=================================');
  } catch (error) {
    console.error('Error generating hash:', error);
    process.exit(1);
  }
  
  rl.close();
}

generatePasswordHash();