edr-platform/apps/edr-freight-api/src/modules/rule-engine/dto/create-weight-limit-rule.dto.ts

import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
import { IsBoolean, IsEnum, IsNumber, IsOptional, IsUUID, Min } from 'class-validator';
import { Freight } from '@edr/types';

export class CreateWeightLimitRuleDto {
  @ApiProperty({ description: 'FK to container_types.id' })
  @IsUUID()
  containerTypeId!: string;

  @ApiProperty({ enum: Freight.TradeDirection, description: 'Trade direction this rule applies to' })
  @IsEnum(Freight.TradeDirection)
  tradeDirection!: Freight.TradeDirection;

  @ApiProperty({ description: 'Maximum allowed weight in tons before surcharge is applied' })
  @IsNumber()
  @Min(0)
  maxWeightTons!: number;

  @ApiProperty({ description: 'Weight at which a warning is issued (must be ≤ maxWeightTons)' })
  @IsNumber()
  @Min(0)
  warningThresholdTons!: number;

  @ApiPropertyOptional({ enum: Freight.ExceededAction, default: Freight.ExceededAction.WARNING_ONLY })
  @IsOptional()
  @IsEnum(Freight.ExceededAction)
  exceededAction?: Freight.ExceededAction;

  @ApiPropertyOptional({ description: 'FK to surcharges.id — surcharge billed when max is exceeded' })
  @IsOptional()
  @IsUUID()
  surchargeId?: string;

  @ApiPropertyOptional({ default: true })
  @IsOptional()
  @IsBoolean()
  isActive?: boolean;
}