// cron-sync.ts
import cron from 'node-cron';
import { fileURLToPath } from 'node:url';
import path from 'node:path';
import dotenv from 'dotenv';
import http from 'node:http';
import https from 'node:https';
import { syncAllDomains } from './app/lib/sync'; // .ts/.js-Endung NICHT nötig mit NodeNext

// __dirname in ESM/TS:
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

// .env robust laden – relativ zum Script-Verzeichnis
dotenv.config({ path: path.join(__dirname, '.env') });

// Keep-Alive für HTTP(S)
http.globalAgent.keepAlive = true;
https.globalAgent.keepAlive = true;

// Debug-Logging
console.log('DATABASE_URL:', process.env.DATABASE_URL);
console.log('AWS_REGION:', process.env.AWS_REGION);
console.log('AWS_ACCESS_KEY_ID:', process.env.AWS_ACCESS_KEY_ID ? 'Set' : 'Not set');
console.log('AWS_SECRET_ACCESS_KEY:', process.env.AWS_SECRET_ACCESS_KEY ? 'Set' : 'Not set');

// Timeout-Wrapper (10 Min Default)
async function runSyncWithTimeout(timeoutMs = 600_000) {
  return Promise.race([
    syncAllDomains(),
    new Promise((_, reject) => setTimeout(() => reject(new Error('Sync timeout exceeded')), timeoutMs)),
  ]);
}

console.log('Starting Cron Job for S3 Sync...');

// Cron: jede volle Stunde
cron.schedule('*/5 * * * *', async () => {
  const ts = new Date().toISOString();
  console.log(`[${ts}] Running scheduled sync...`);
  try {
    await runSyncWithTimeout();
    console.log('✅ Sync completed successfully.');
  } catch (err) {
    console.error('❌ Sync error:', err);
  }
});

// Optional: initial direkt synchronisieren
(async () => {
  const ts = new Date().toISOString();
  console.log(`[${ts}] Initial sync run on startup...`);
  try {
    await runSyncWithTimeout();
    console.log('✅ Initial sync completed successfully.');
  } catch (err) {
    console.error('❌ Initial sync error:', err);
  }
})();