invoice item total and subtotal

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

@@ -88,7 +88,8 @@ export class CreateInvoiceDto {
   description?: string;
 
   @IsArray()
+  @IsOptional()
   @Type(() => IAttachmentDto)
   @ApiProperty({ type: [IAttachmentDto] })
-  attachments: IAttachmentDto[];
+  attachments?: IAttachmentDto[];
 }

src/modules/invoice/entities/invoice-item.entity.ts

@@ -29,7 +29,6 @@ export class InvoiceItem extends BaseEntity {
   @Property({
     type: 'int',
     columnType: 'int GENERATED ALWAYS AS (COALESCE(unit_price, 0) * quantity) STORED',
-    persist: false,
   })
   subTotal!: number & Opt;
 
@@ -42,7 +41,6 @@ export class InvoiceItem extends BaseEntity {
   @Property({
     type: 'int',
     columnType: 'int GENERATED ALWAYS AS ((COALESCE(unit_price, 0) * quantity) - COALESCE(discount, 0)) STORED',
-    persist: false
   })
   total!: number & Opt;
 

src/modules/invoice/invoice.service.ts

@@ -22,7 +22,7 @@ export class InvoiceService {
     private readonly productService: ProductService,
     private readonly invoiceRepository: InvoiceRepository,
     private readonly eventEmitter: EventEmitter2,
-  ) {}
+  ) { }
 
 
   async create(dto: CreateInvoiceDto) {
@@ -59,13 +59,16 @@ export class InvoiceService {
         ...(request && { request }),
         enableTax,
         approvalDeadline,
-        // discount,
+        discount: 0,
         paidAmount: 0,
-        // balance: 0,
-        attachments: [],
+        balance: 0,
+        attachments: dto.attachments ?? [],
         paymentMethod: dto.paymentMethod,
         invoiceNumber: 20, // TODO : invoice number 
-        description: dto.description
+        description: dto.description,
+        subTotal: 0,
+        taxAmount: 0,
+        total: 0,
       });
       em.persist(invoice);
 
@@ -95,7 +98,7 @@ export class InvoiceService {
       // const total = Math.max(0, subTotal - discount + taxAmount);
 
       // invoice.subTotal = subTotal;
-      invoice.attachments = dto.attachments;
+      // invoice.attachments = dto.attachments;
       // invoice.taxAmount = taxAmount;
       // invoice.total = total;
       // invoice.balance = total - invoice.paidAmount;
@@ -114,7 +117,7 @@ export class InvoiceService {
       await em.flush();
       return invoice;
     });
-// TODO :  maybe it is needed to get a fresh instance.
+    // TODO :  maybe it is needed to get a fresh instance.
     this.eventEmitter.emit(
       InvoiceCreatedEvent.name,
       new InvoiceCreatedEvent(
@@ -184,9 +187,9 @@ export class InvoiceService {
     if (dto.approvalDeadline !== undefined) {
       invoice.approvalDeadline = new Date(dto.approvalDeadline);
     }
-    if(dto.paymentMethod !== undefined) invoice.paymentMethod = dto.paymentMethod;
-    if(dto.description !== undefined) invoice.description = dto.description;
-    if(dto.attachments !== undefined) invoice.attachments = dto.attachments;
+    if (dto.paymentMethod !== undefined) invoice.paymentMethod = dto.paymentMethod;
+    if (dto.description !== undefined) invoice.description = dto.description;
+    if (dto.attachments !== undefined) invoice.attachments = dto.attachments;
 
     if (dto.items !== undefined) {
       // Items in dto.items represent the full list: delete any existing items not in the list