import { ApiProperty } from '@nestjs/swagger';
import { Transform, Type } from 'class-transformer';
import { IsBoolean, IsNumber, IsOptional, Max, Min } from 'class-validator';

export class CreateProductoImagenDto {
  @ApiProperty({ required: false, example: 1 })
  @IsOptional()
  @Type(() => Number)
  @IsNumber()
  @Min(0)
  @Max(999)
  orden?: number;

  @ApiProperty({ required: false, example: false })
  @IsOptional()
  @Transform(({ value }: { value: unknown }) => {
    if (value === undefined || value === null || value === '') return undefined;
    if (typeof value === 'boolean') return value;
    if (typeof value === 'string') {
      const v = value.trim().toLowerCase();
      if (v === 'true') return true;
      if (v === 'false') return false;
    }
    return value;
  })
  @IsBoolean()
  es_principal?: boolean;
}