import app, { moduleManager, container } from './app.js';
import { startWatcher, stopWatcher } from './watcher/watcher.js';
import { logger } from './utils/logger.js';

const PORT = process.env.PORT || 3001;

startWatcher();

const server = app.listen(PORT, () => {
  logger.info(`Server ready on port ${PORT}`);
});

async function gracefulShutdown(signal: string) {
  logger.info(`${signal} signal received`);
  
  try {
    await stopWatcher();
  } catch (error) {
    logger.error('Error stopping watcher:', error);
  }

  const activeModules = moduleManager.getActiveModules();
  for (const moduleId of activeModules.reverse()) {
    try {
      await moduleManager.deactivate(moduleId);
      logger.info(`Module '${moduleId}' deactivated`);
    } catch (error) {
      logger.error(`Error deactivating module '${moduleId}':`, error);
    }
  }

  try {
    await container.dispose();
    logger.info('Service container disposed');
  } catch (error) {
    logger.error('Error disposing container:', error);
  }

  server.close(() => {
    logger.info('Server closed');
    process.exit(0);
  });
}

process.on('SIGTERM', () => gracefulShutdown('SIGTERM'));
process.on('SIGINT', () => gracefulShutdown('SIGINT'));

export default app;