import { Type } from 'class-transformer';
import {
  IsNumber,
  IsObject,
  IsOptional,
  IsString,
  Min,
  ValidateNested,
} from 'class-validator';

export class EmissionParamDto {
  @IsNumber() @Min(0) y0!: number;
  @IsNumber() @Min(0) yp!: number;
  @IsNumber() @Min(0) b!: number;
}

export class EmissionParamsDto {
  @ValidateNested() @Type(() => EmissionParamDto) hcho!: EmissionParamDto;
  @ValidateNested() @Type(() => EmissionParamDto) tvoc!: EmissionParamDto;
  @ValidateNested() @Type(() => EmissionParamDto) benzene!: EmissionParamDto;
  @ValidateNested() @Type(() => EmissionParamDto) toluene!: EmissionParamDto;
  @ValidateNested() @Type(() => EmissionParamDto) xylene!: EmissionParamDto;
}

export class CreateMaterialDto {
  @IsString() name!: string;
  @IsString() category!: string;
  @IsOptional() @IsString() brand?: string;
  @IsOptional() @IsString() manufacturer?: string;
  @IsOptional() @IsString() spec?: string;
  @IsOptional() @IsString() envGrade?: string;
  @IsOptional() @IsString() usageUnit?: string;

  @IsObject()
  @ValidateNested()
  @Type(() => EmissionParamsDto)
  emissionParams!: EmissionParamsDto;
}