import { buildApp } from './app';
import { env } from '@/config';
import { logger } from '@/infrastructure/observability';
import {
  bootstrapDatabase,
  bootstrapRedis,
  bootstrapQueue,
  bootstrapStorage,
  setupGracefulShutdown,
} from '@/bootstrap';

async function startServer(): Promise<void> {
  try {
    logger.info('🚀 Bootstrapping SupportHub API Enterprise Modular Monolith...');

    // Initialize Infrastructure Connections
    await bootstrapDatabase();
    await bootstrapRedis();
    await bootstrapQueue();
    await bootstrapStorage();

    // Create Fastify Instance — registers domain event handlers itself, see app.ts.
    const app = await buildApp();

    // Register Graceful Shutdown Processors
    setupGracefulShutdown(app);

    // Listen on Configured Host and Port
    const address = await app.listen({
      port: env.PORT,
      host: env.HOST,
    });

    logger.info(
      { port: env.PORT, host: env.HOST, env: env.NODE_ENV },
      `🟢 SupportHub API running at ${address}`,
    );
    logger.info(`📚 Swagger OpenAPI documentation available at ${address}/docs`);
  } catch (error) {
    logger.error({ error }, '❌ Fatal error during server startup.');
    process.exit(1);
  }
}

startServer();