From fc4740f1c16854f8268dd95759b6f31cad30074b Mon Sep 17 00:00:00 2001
From: morteza-mortezai <mrtz.mrtzi.1989@gmail.com>
Date: Thu, 2 Jul 2026 09:52:54 +0330
Subject: [PATCH] transform string to number

---
 src/main.ts                                    |  7 ++++++-
 src/modules/products/dto/create-product.dto.ts | 13 +++++++------
 2 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/src/main.ts b/src/main.ts
index 77c1815..5b9100b 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -26,7 +26,12 @@ async function bootstrap() {
   await app.register(fastifyCookie);
 
   await app.register(multipart);
-  app.useGlobalPipes(new ValidationPipe());
+  app.useGlobalPipes(
+    new ValidationPipe({
+      transform: true,
+      whitelist: true,
+    }),
+  );
 
   app.useGlobalInterceptors(
     new ResponseInterceptor(),
diff --git a/src/modules/products/dto/create-product.dto.ts b/src/modules/products/dto/create-product.dto.ts
index d7adf2b..8448993 100644
--- a/src/modules/products/dto/create-product.dto.ts
+++ b/src/modules/products/dto/create-product.dto.ts
@@ -3,6 +3,7 @@ import {
   ArrayMinSize,
   IsArray,
   IsBoolean,
+  IsDefined,
   IsEnum,
   IsInt,
   IsNotEmpty,
@@ -118,12 +119,12 @@ export class CreateProductDto {
   @ApiPropertyOptional({ example: 1 })
   order?: number;
 
-  @IsOptional()
+  @IsDefined()
   @IsNumber({ maxDecimalPlaces: 3 })
   @Min(0.001)
   @Type(() => Number)
-  @ApiPropertyOptional({ description: 'Maximum quantity per order; omit or null for unlimited', example: 5 })
-  maxPurchaseQuantity?: number | null;
+  @ApiProperty({ description: 'Maximum quantity per order', example: 5 })
+  maxPurchaseQuantity: number;
 
   @IsOptional()
   @IsNumber({ maxDecimalPlaces: 3 })
@@ -142,11 +143,11 @@ export class CreateProductDto {
   @ApiPropertyOptional({ example: PurchaseUnit.NUMBER })
   purchaseUnit?: PurchaseUnit;
 
-  @IsOptional()
+  @IsDefined()
   @IsNumber({ maxDecimalPlaces: 3 })
   @Min(0.001)
   @Type(() => Number)
-  @ApiPropertyOptional({ description: 'Minimum quantity per order; omit or null for unlimited', example: 0.5 })
-  minPurchaseQuantity?: number | null;
+  @ApiProperty({ description: 'Minimum quantity per order', example: 0.5 })
+  minPurchaseQuantity: number;
 
 }