import { IsString, IsUUID, IsOptional, IsInt, Min, IsNumber, IsIn } from 'class-validator';

export class CreateWagonDto {
  @IsString()
  wagonNumber!: string;

  @IsUUID()
  wagonTypeId!: string;

  @IsOptional()
  @IsUUID()
  trainId?: string;

  @IsOptional()
  @IsInt()
  @Min(1)
  sequenceNumber?: number;

  @IsOptional()
  @IsUUID()
  currentLocationYardId?: string;

  @IsNumber()
  @Min(0)
  tareWeight!: number;

  @IsNumber()
  @Min(0)
  maxPayloadWeight!: number;

  @IsOptional()
  @IsIn(['AVAILABLE', 'IMPORT_READY', 'EXPORT_READY', 'ASSIGNED', 'MAINTENANCE', 'RETIRED'])
  status?: string;

  @IsOptional()
  @IsString()
  notes?: string;
}