create invoice

src/modules/order/dto/create-invoice.dto.ts

@@ -0,0 +1,40 @@
+import {
+    IsInt, IsArray, IsNumber,
+    IsNotEmpty,
+    ArrayMinSize
+} from 'class-validator';
+import { ApiProperty } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
+
+export class InvoiceItemDto {
+    @IsInt()
+    @ApiProperty()
+    orderItemId: bigint;
+
+    @ApiProperty()
+    @IsNumber()
+    unitPrice: number
+
+}
+
+export class CreateInvoiceDto {
+    @IsArray()
+    @ApiProperty({
+        isArray: true, type: [InvoiceItemDto], example: [
+            {
+                productId: 1,
+                quantity: 100,
+                attributesValues: []
+            }
+        ]
+    })
+    @IsNotEmpty()
+    @ArrayMinSize(1, { message: 'At least one product is required' })
+    @Type(() => InvoiceItemDto)
+    items: InvoiceItemDto[];
+
+    @ApiProperty()
+    @IsNumber()
+    discount: number
+}
+