trains, wagons,containers and cargoes schema and API

apps/edr-freight-api/src/modules/trains/dto/create-train.dto.ts

@@ -1,5 +1,5 @@
-import { Freight } from "@edr/types";
-import { IsEnum, IsNumber, IsOptional, IsString, Min } from "class-validator";
+import { IsString, IsNumber, IsOptional, IsUUID, IsDateString, Min, IsEnum } from 'class-validator';
+import { Freight } from '@edr/types';
 
 export class CreateTrainDto {
   @IsString()
@@ -11,9 +11,45 @@ export class CreateTrainDto {
 
   @IsOptional()
   @IsEnum(Freight.TrainStatus)
-  status?: Freight.TrainStatus;
+  status?: Freight.TrainStatus;   // ✅ uses enum, not string
 
   @IsOptional()
   @IsString()
   notes?: string;
-}
+
+  @IsOptional()
+  @IsString()
+  trainNumber?: string;
+
+  @IsOptional()
+  @IsString()
+  trainName?: string;
+
+  @IsOptional()
+  @IsUUID()
+  routeId?: string;
+
+  @IsOptional()
+  @IsUUID()
+  originStationId?: string;
+
+  @IsOptional()
+  @IsUUID()
+  destinationStationId?: string;
+
+  @IsOptional()
+  @IsDateString()
+  departureTime?: string;
+
+  @IsOptional()
+  @IsDateString()
+  arrivalTime?: string;
+
+  @IsOptional()
+  @IsString()
+  locomotiveNumber?: string;
+
+  @IsOptional()
+  @IsString()
+  remarks?: string;
+}

apps/edr-freight-api/src/modules/trains/dto/update-train.dto.ts

@@ -0,0 +1,4 @@
+import { PartialType } from '@nestjs/swagger';
+import { CreateTrainDto } from './create-train.dto';
+
+export class UpdateTrainDto extends PartialType(CreateTrainDto) {}