import { NestFactory } from '@nestjs/core';
import { ConfigService } from '@nestjs/config';
import { Logger, ValidationPipe } from '@nestjs/common';
import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
import { AppModule } from './app.module';
import { HttpExceptionFilter } from './filters/http-exception.filter';
import { LoggingInterceptor } from './interceptors/logging.interceptor';
import { name as pkgName, version as pkgVersion } from '../package.json';

async function bootstrap() {
  const logger = new Logger('Bootstrap');
  const app = await NestFactory.create(AppModule);

  app.useGlobalPipes(new ValidationPipe({ transform: true }));
  app.useGlobalFilters(new HttpExceptionFilter());
  app.useGlobalInterceptors(new LoggingInterceptor());

  const config = app.get(ConfigService);
  const port = config.get<number>('PORT', 3000);
  const nodeEnv = config.get<string>('NODE_ENV', 'development');

  const swaggerConfig = new DocumentBuilder()
    .setTitle(pkgName)
    .setDescription(`${pkgName} API`)
    .setVersion(pkgVersion)
    .build();

  const document = SwaggerModule.createDocument(app, swaggerConfig);
  SwaggerModule.setup('api', app, document);

  await app.listen(port);

  logger.log(`Application "${pkgName}" v${pkgVersion} running on port ${port} [${nodeEnv}]`);
  logger.log(`Swagger UI available at http://localhost:${port}/api`);
  logger.log(`MCP endpoint available at http://localhost:${port}/mcp`);
}

bootstrap();