import { Controller, Get } from '@nestjs/common';
import { ApiTags, ApiOperation, ApiResponse } from '@nestjs/swagger';

@ApiTags('Health')
@Controller('health')
export class HealthController {
  @Get()
  @ApiOperation({ summary: '健康检查' })
  @ApiResponse({ status: 200, description: '服务正常' })
  check(): { status: string; service: string; timestamp: string } {
    return {
      status: 'ok',
      service: 'referral-service',
      timestamp: new Date().toISOString(),
    };
  }

  @Get('ready')
  @ApiOperation({ summary: '就绪检查' })
  @ApiResponse({ status: 200, description: '服务就绪' })
  ready(): { status: string } {
    return { status: 'ready' };
  }

  @Get('live')
  @ApiOperation({ summary: '存活检查' })
  @ApiResponse({ status: 200, description: '服务存活' })
  live(): { status: string } {
    return { status: 'alive' };
  }
}