import { ApiPropertyOptional } from '@nestjs/swagger';
import { Transform, Type } from 'class-transformer';
import { IsDate, IsInt, IsOptional, IsString } from 'class-validator';

export class UpdateCategoryDto {
  @ApiPropertyOptional()
  @IsOptional()
  @IsInt()
  @Transform(({ value }) => value !== undefined ? parseInt(value, 10) : undefined)
  id?: number;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  name?: string;

  @ApiPropertyOptional()
  @IsOptional()
  @IsString()
  description?: string | null;

  @ApiPropertyOptional()
  @IsOptional()
  @IsInt()
  @Transform(({ value }) => value !== undefined ? parseInt(value, 10) : undefined)
  parentId?: number | null;

  @ApiPropertyOptional()
  @IsOptional()
  @IsDate()
  @Type(() => Date)
  createdAt?: Date;

}