import { ValidationPipe } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';
import { NestFactory } from '@nestjs/core';
import { FastifyAdapter, NestFastifyApplication } from '@nestjs/platform-fastify';
import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
import fastifyCookie, { FastifyCookieOptions } from '@fastify/cookie';
import { AppModule } from './app.module';

async function bootstrap() {
  const app = await NestFactory.create<NestFastifyApplication>(
    AppModule,
    new FastifyAdapter(),
  );

  const configService = app.get(ConfigService);
  const corsOrigins = configService.get<string>('CORS_ORIGINS', '*');

  app.enableCors({
    origin: corsOrigins === '*' ? '*' : corsOrigins.split(','),
    credentials: true,
  });

  const cookieOptions: FastifyCookieOptions = {
    parseOptions: {
      sameSite: 'lax',
    },
  };

  await app.register(fastifyCookie as any, cookieOptions);

  app.useGlobalPipes(
    new ValidationPipe({
      whitelist: true,
      transform: true,
      forbidNonWhitelisted: true,
    }),
  );

  const swaggerConfig = new DocumentBuilder()
    .setTitle('SaveInMed Backend')
    .setDescription('API Gateway for users, inventory and payments')
    .setVersion('1.0')
    .addBearerAuth({
      type: 'http',
      scheme: 'bearer',
      bearerFormat: 'JWT',
      description: 'Access token',
    })
    .build();

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

  const port = configService.get<number>('PORT') || 3000;
  await app.listen(port, '0.0.0.0');
}
bootstrap();