import { ApiProperty } from '@nestjs/swagger';
import { IsString, IsNotEmpty, IsOptional } from 'class-validator';

/**
 * 创建药物识别任务 DTO
 */
export class CreateRecognitionTaskDto {
  @ApiProperty({
    description: '正面图片URL（必需）',
    example: 'https://cdn.example.com/medications/front_001.jpg',
  })
  @IsString()
  @IsNotEmpty()
  frontImageUrl: string;

  @ApiProperty({
    description: '侧面图片URL（必需）',
    example: 'https://cdn.example.com/medications/side_001.jpg',
  })
  @IsString()
  @IsNotEmpty()
  sideImageUrl: string;

  @ApiProperty({
    description: '辅助面图片URL（可选，如说明书）',
    example: 'https://cdn.example.com/medications/auxiliary_001.jpg',
    required: false,
  })
  @IsString()
  @IsOptional()
  auxiliaryImageUrl?: string;
}