import { NestFactory } from '@nestjs/core';
import { AppModule } from './app.module.js';
import { ValidationPipe, Logger, BadRequestException } from '@nestjs/common';
import {
FastifyAdapter,
NestFastifyApplication,
} from '@nestjs/platform-fastify';
import { ValidationError as ClassValidatorError } from 'class-validator';
import helmet from 'helmet';
import { GlobalExceptionFilter } from './common/filters/exception.filter.js';
import ErrorLoggingInterceptor from './common/interceptors/error-logging.interceptor.js';
import { ConfigurationService } from './config/configuration.js';
import { FastifyInstance } from 'fastify';
import fastifyMultipart from '@fastify/multipart';
import { USER_ID_HEADER } from './src/utils/headers.js';
async function bootstrap() {
const logger = new Logger('Bootstrap');
try {
const app = await NestFactory.create<NestFastifyApplication>(
AppModule,
new FastifyAdapter()
);
await (
app.getHttpAdapter().getInstance() as unknown as FastifyInstance
).register(fastifyMultipart as any, {
limits: {
fileSize: 501 * 1024, // 501KB
files: 1,
},
});
const config = app.get(ConfigurationService);
app.useGlobalPipes(
new ValidationPipe({
whitelist: true,
forbidNonWhitelisted: true,
transform: true,
validateCustomDecorators: true,
exceptionFactory: (errors: ClassValidatorError[]) => {
const validationErrors = errors.reduce<Record<string, string[]>>(
(acc, err) => {
if (err.constraints) {
acc[err.property] = Object.values(err.constraints);
}
return acc;
},
{}
);
throw new BadRequestException({
statusCode: 400,
message: 'Validation failed',
errors: validationErrors,
});
},
})
);
app.useGlobalFilters(new GlobalExceptionFilter(config));
app.useGlobalInterceptors(new ErrorLoggingInterceptor());
app.use(helmet({ crossOriginResourcePolicy: false }));
app.setGlobalPrefix('/api');
app.enableCors({
origin: true,
methods: ['GET', 'HEAD', 'PUT', 'PATCH', 'POST', 'DELETE', 'OPTIONS'],
credentials: true,
allowedHeaders: [
'Content-Type',
'Authorization',
'x-api-key',
USER_ID_HEADER,
],
});
await app.listen(config.port, '0.0.0.0');
logger.log(`Application is running on: ${await app.getUrl()}`);
logger.log(`Environment: ${config.nodeEnv}`);
} catch (error) {
logger.error('Failed to start application', error);
process.exit(1);
}
}
bootstrap();
