#!/usr/bin/env node

const { spawn } = require('child_process');
const fs = require('fs');
const path = require('path');

console.log('🔍 Checking MinIO Client installation...');

function checkMinio() {
  return new Promise((resolve) => {
    const minio = spawn('mc', ['--version'], { stdio: 'pipe' });
    
    let output = '';
    let error = '';
    
    minio.stdout.on('data', (data) => {
      output += data.toString();
    });
    
    minio.stderr.on('data', (data) => {
      error += data.toString();
    });
    
    minio.on('close', (code) => {
      if (code === 0) {
        const versionMatch = output.match(/mc version (RELEASE\.\d{4}-\d{2}-\d{2}T\d{2}-\d{2}-\d{2}Z)/);
        if (versionMatch) {
          console.log(`✅ MinIO Client is installed: ${versionMatch[1]}`);
          resolve(true);
        } else {
          console.log('✅ MinIO Client is installed (version unknown)');
          resolve(true);
        }
      } else {
        console.log('❌ MinIO Client is not installed or not in PATH');
        resolve(false);
      }
    });
    
    minio.on('error', () => {
      console.log('❌ MinIO Client is not installed or not in PATH');
      resolve(false);
    });
  });
}

function showInstallInstructions() {
  console.log('\n📥 MinIO Client Installation Instructions:');
  console.log('==========================================');
  
  if (process.platform === 'darwin') {
    console.log('\n🍎 macOS:');
    console.log('  brew install minio/stable/mc');
    console.log('  # Or download from: https://min.io/download');
  } else if (process.platform === 'win32') {
    console.log('\n🪟 Windows:');
    console.log('  # Download from: https://min.io/download');
    console.log('  # Extract and add to PATH');
  } else if (process.platform === 'linux') {
    console.log('\n🐧 Linux:');
    console.log('  # Ubuntu/Debian:');
    console.log('  wget https://dl.min.io/client/mc/release/linux-amd64/mc');
    console.log('  chmod +x mc');
    console.log('  sudo mv mc /usr/local/bin/');
    console.log('  # Or: curl https://dl.min.io/client/mc/release/linux-amd64/mc -o mc && chmod +x mc && sudo mv mc /usr/local/bin/');
  }
  
  console.log('\n📚 After installation:');
  console.log('  1. Run: mc alias set garage https://your-garage-endpoint access-key secret-key');
  console.log('  2. Test with: mc ls garage/bucket-name');
  console.log('\n🔗 Documentation: https://min.io/docs/minio/linux/reference/minio-mc.html');
}

async function main() {
  const isInstalled = await checkMinio();
  
  if (!isInstalled) {
    showInstallInstructions();
    process.exit(1);
  } else {
    console.log('\n🎉 MinIO Client is ready to use!');
    console.log('💡 You can now run: npm start');
  }
}

main().catch(console.error);