import 'reflect-metadata';

import { type INestApplication, type NestApplicationOptions } from '@nestjs/common';
import { NestFactory } from '@nestjs/core';
import path from 'node:path';

import { loadApiProcessConfig } from '../../../libs/config/src/load-process-env';
import {
  toSafeRuntimeSummary,
  type ApiRuntimeConfig,
} from '../../../libs/config/src/runtime-config';
import { ApiModule } from './api.module';

/** API 引导参数只接受已完成进程级校验的配置，测试可覆盖监听端口和日志器。 */
interface BootstrapApiOptions {
  config: ApiRuntimeConfig;
  port?: number;
  logger?: NestApplicationOptions['logger'];
}

/** 启动可独立部署的 API；配置由入口显式注入，监听前已完成全部校验。 */
export async function bootstrapApi(options: BootstrapApiOptions): Promise<INestApplication> {
  const app = await NestFactory.create(ApiModule.register(options.config), {
    logger: options.logger,
  });
  app.setGlobalPrefix('api/v1');
  app.enableShutdownHooks();
  await app.listen(options.port ?? options.config.api.port, options.config.api.host);
  return app;
}

async function runApi(): Promise<void> {
  const config = loadApiProcessConfig();
  console.info('API 进程启动配置', toSafeRuntimeSummary(config));
  await bootstrapApi({ config });
}

if (process.argv[1] && path.resolve(process.argv[1]) === path.resolve(__filename)) {
  void runApi();
}