const app = require('./src/app');
const dbInitializer = require('./src/database/init');
const dbConnection = require('./src/database/connection');

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

// Initialize database and start server
async function startServer() {
  try {
    console.log('🚀 Starting Bookmark Manager Backend...');
    
    // Initialize database
    await dbInitializer.initialize();
    
    // Start the server
    const server = app.listen(PORT, () => {
      console.log(`✅ Server is running on port ${PORT}`);
      console.log(`🌍 Environment: ${process.env.NODE_ENV || 'development'}`);
      console.log(`🔗 Health check: http://localhost:${PORT}/health`);
    });

    // Graceful shutdown handling
    process.on('SIGTERM', async () => {
      console.log('🛑 SIGTERM received, shutting down gracefully...');
      server.close(async () => {
        await dbConnection.close();
        process.exit(0);
      });
    });

    process.on('SIGINT', async () => {
      console.log('🛑 SIGINT received, shutting down gracefully...');
      server.close(async () => {
        await dbConnection.close();
        process.exit(0);
      });
    });

  } catch (error) {
    console.error('❌ Failed to start server:', error);
    process.exit(1);
  }
}

startServer();