import { NestFactory } from '@nestjs/core';
import { ConfigService } from '@nestjs/config';
import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
import { AppModule } from './app.module';
import { ApiEnvelopeInterceptor } from './common/http/api-envelope.interceptor';
import { AllExceptionsFilter } from './common/http/all-exceptions.filter';
import { HttpRequestLoggingInterceptor } from './common/logging/http-request-logging.interceptor';
import { StructuredLoggerService } from './common/logging/structured-logger.service';
import { EnvConfig } from './config/env.schema';

type RequestWithStartedAt = {
  startedAt?: number;
};

async function bootstrap(): Promise<void> {
  const app = await NestFactory.create(AppModule, {
    bufferLogs: true,
    rawBody: true,
  });
  const config = app.get(ConfigService<EnvConfig, true>);
  const corsOrigin = config.get('CORS_ORIGIN', { infer: true });
  const structuredLogger = app.get(StructuredLoggerService);

  app.use((request: RequestWithStartedAt, _response: unknown, next: () => void) => {
    request.startedAt = Date.now();
    next();
  });

  app.enableCors({
    origin: corsOrigin ? corsOrigin.split(',').map((origin) => origin.trim()) : true,
    credentials: true,
  });
  app.useGlobalFilters(new AllExceptionsFilter(structuredLogger));
  app.useGlobalInterceptors(
    app.get(HttpRequestLoggingInterceptor),
    new ApiEnvelopeInterceptor(),
  );

  const swaggerConfig = new DocumentBuilder()
    .setTitle('运维平台 API')
    .setDescription('提供 Jenkins、Gitea、通知、发布流程、账号权限和 Agent 运维能力接口。')
    .setVersion('0.1.0')
    .build();
  const document = SwaggerModule.createDocument(app, swaggerConfig);
  SwaggerModule.setup('docs', app, document);

  await app.listen(config.get('PORT', { infer: true }));
}

void bootstrap();