update invoice entity

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

@@ -40,9 +40,15 @@ export class CreateInvoiceItemDto {
 }
 
 export class CreateInvoiceDto {
+  @IsOptional()
   @IsString()
-  @ApiProperty({ description: 'Request ID to create invoice for' })
-  requestId!: string;
+  @ApiPropertyOptional({ description: 'Request ID to link invoice to (optional)' })
+  requestId?: string;
+
+  @IsOptional()
+  @IsString()
+  @ApiPropertyOptional({ description: 'User ID (required when requestId is not provided)' })
+  userId?: string;
 
   @IsArray()
   @ArrayMinSize(1)

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

@@ -22,7 +22,7 @@ import { Request } from 'src/modules/request/entities/request.entity';
 @Entity({ tableName: 'invoices' })
 @Index({ properties: ['user'] })
 export class Invoice extends BaseEntity {
-  [OptionalProps]?: 'createdAt' | 'deletedAt' | 'invoiceNumber'
+  [OptionalProps]?: 'createdAt' | 'deletedAt' | 'invoiceNumber' | 'request'
 
   @PrimaryKey({ type: 'string', columnType: 'char(26)' })
   id: string = ulid()
@@ -30,8 +30,8 @@ export class Invoice extends BaseEntity {
   @ManyToOne(() => User)
   user!: User;
 
-  @ManyToOne(() => Request)
-  request!: Request;
+  @ManyToOne(() => Request, { nullable: true })
+  request?: Request;
 
   @OneToMany(() => Payment, payment => payment.invoice, {
     cascade: [Cascade.ALL],

src/modules/invoice/invoice.controller.ts

@@ -32,7 +32,7 @@ export class InvoiceController {
 
   @Get('public/invoice/item/:id')
   @UseGuards(AuthGuard)
-  @ApiOperation({ summary: 'Get one invoice item by id' })
+  @ApiOperation({ summary: 'Confirm invoice item by id' })
   confirmInvoiceItem(@Param('id') id: string,@UserId() userId: string) {
     return this.invoiceService.confirmInvoiceItem(id,userId);
   }

src/modules/invoice/invoice.service.ts

@@ -6,6 +6,7 @@ import { FindInvoicesDto } from './dto/find-invoices.dto';
 import { Invoice } from './entities/invoice.entity';
 import { InvoiceItem } from './entities/invoice-item.entity';
 import { Request } from '../request/entities/request.entity';
+import { User } from '../user/entities/user.entity';
 import { ProductService } from '../product/providers/product.service';
 import { InvoiceRepository } from './repositories/invoice.repository';
 
@@ -21,13 +22,24 @@ export class InvoiceService {
 
 
   async create(dto: CreateInvoiceDto) {
-    const request = await this.em.findOne(
-      Request,
-      { id: dto.requestId },
-      { populate: ['user'] },
-    );
-    if (!request) {
-      throw new NotFoundException('Request not found');
+    let user: User;
+    let request: Request | undefined;
+
+    if (dto.requestId) {
+      const requestEntity = await this.em.findOne(
+        Request,
+        { id: dto.requestId },
+        { populate: ['user'] },
+      );
+      if (!requestEntity) {
+        throw new NotFoundException('Request not found');
+      }
+      user = requestEntity.user;
+      request = requestEntity;
+    } else if (dto.userId) {
+      user = await this.em.findOneOrFail(User, { id: dto.userId });
+    } else {
+      throw new BadRequestException('Either requestId or userId must be provided');
     }
 
     const enableTax = dto.enableTax ?? false;
@@ -39,8 +51,8 @@ export class InvoiceService {
 
     return this.em.transactional(async (em) => {
       const invoice = em.create(Invoice, {
-        user: request.user,
-        request,
+        user,
+        ...(request && { request }),
         enableTax,
         approvalDeadline,
         discount,