#!/usr/bin/env node
/**
 * Deploy to S3 + CloudFront
 * Usage: node scripts/deploy.js --env=staging|production
 */

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

const ENVIRONMENTS = {
  staging: {
    bucket: 'quixzoom-asia-staging',
    region: 'ap-southeast-1',
    distributionId: process.env.CF_DIST_STAGING,
    url: 'https://staging.quixzoom.asia',
  },
  production: {
    bucket: 'quixzoom.asia',
    region: 'ap-southeast-1',
    distributionId: 'EHBQ9EIYNM3O0',
    url: 'https://quixzoom.asia',
  },
};

const [, , envArg] = process.argv;
const env = envArg?.replace('--env=', '') || 'staging';

if (!ENVIRONMENTS[env]) {
  console.error(`❌ Unknown environment: ${env}`);
  console.error('Usage: node scripts/deploy.js --env=staging|production');
  process.exit(1);
}

const config = ENVIRONMENTS[env];
const distDir = path.join(__dirname, '../dist');
const manifestPath = path.join(distDir, 'manifest.json');

if (!fs.existsSync(distDir)) {
  console.error('❌ No dist/ directory. Run: npm run build');
  process.exit(1);
}

const manifest = JSON.parse(fs.readFileSync(manifestPath, 'utf8'));

console.log(`🚀 Deploying quiXzoom Asia v${manifest.version} to ${env}...`);
console.log(`   Bucket: ${config.bucket}`);
console.log(`   Region: ${config.region}`);
console.log(`   Commit: ${manifest.gitCommit}`);
console.log('');

// Sync to S3
const syncCmd = `aws s3 sync ${distDir}/ s3://${config.bucket}/ \
  --delete \
  --cache-control "max-age=3600" \
  --region ${config.region}`;

console.log('📤 Uploading...');
execSync(syncCmd, { stdio: 'inherit' });

// Set content types
console.log('\n📝 Setting content types...');
execSync(`aws s3 cp s3://${config.bucket}/ s3://${config.bucket}/ \
  --recursive --exclude "*" --include "*.html" \
  --content-type "text/html; charset=utf-8" \
  --metadata-directive REPLACE --region ${config.region}`, { stdio: 'inherit' });

// Invalidate CloudFront
if (config.distributionId) {
  console.log('\n🔄 Invalidating CloudFront...');
  execSync(`aws cloudfront create-invalidation \
    --distribution-id ${config.distributionId} \
    --paths "/*" --region ${config.region}`, { stdio: 'inherit' });
}

console.log(`\n✅ Deployed to ${config.url}`);
console.log(`   Version: ${manifest.version}`);
console.log(`   Build: ${manifest.buildTime}`);