maestro/src/main.ts

if (process.env.ENV !== 'local') require('elastic-apm-node/start');
import { NestFactory } from '@nestjs/core';
import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
import helmet from 'helmet';
import { DadosferaLogger } from 'dadosfera-logs';

import documentEmpty from '../swagger_empty.json';

import { AppModule } from './app.module';
async function bootstrap() {
  DadosferaLogger.setupLogger({
    serviceName: 'maestro',
    serviceEnvironment: process.env.ENV,
  });
  const logger = new DadosferaLogger().logger;

  const orginalWinstonLog = logger.log.bind(logger);
  logger.log = function (...kwargs: any[]) {
    if (kwargs[0] in logger.levels) {
      if (kwargs[0] == 'error') {
        orginalWinstonLog('error', kwargs[2]);
      }
    } else {
      orginalWinstonLog('info', ...kwargs);
    }
  };

  const app = await NestFactory.create(AppModule, {
    logger: logger,
    cors: {
      origin: '*',
      methods: 'GET,HEAD,PUT,PATCH,POST,DELETE',
      preflightContinue: false,
      optionsSuccessStatus: 204,
    },
  });

  app.use(helmet());

  const config = new DocumentBuilder()
    .setTitle('Maestro')
    .setDescription('Documentation for Maestro gateway')
    .setVersion('1.0')
    .addBearerAuth()
    .build();

  const document = SwaggerModule.createDocument(app, config);

  if (process.env.ENV != 'stg' && process.env.ENV != 'prd')
    SwaggerModule.setup('api', app, document);

  const swaggerDoc = process.env.ENV === 'dev' ? document : documentEmpty;
  SwaggerModule.setup('api', app, swaggerDoc);

  await app.listen(3333);
}
bootstrap();