ravindu2012 · ravindu2012 · Mar 9, 2026 · Mar 9, 2026 · Mar 9, 2026 · Mar 9, 2026
diff --git a/QuickBooksDesktop.slnx b/QuickBooksDesktop.slnx
@@ -8,6 +8,7 @@
     <Project Path="src/Infrastructure/QBD.Infrastructure/QBD.Infrastructure.csproj" />
   </Folder>
   <Folder Name="/src/Presentation/">
+    <Project Path="src/Presentation/QBD.API/QBD.API.csproj" />
     <Project Path="src/Presentation/QBD.WPF/QBD.WPF.csproj" />
   </Folder>
   <Folder Name="/src/Presentation/Modules/">

diff --git a/src/Core/QBD.Application/DTOs/RegisterEntryDto.cs b/src/Core/QBD.Application/DTOs/RegisterEntryDto.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Enums;
 
 namespace QBD.Application.ViewModels;

diff --git a/src/Core/QBD.Application/DTOs/ReportColumnDto.cs b/src/Core/QBD.Application/DTOs/ReportColumnDto.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 namespace QBD.Application.ViewModels;
 
 public class ReportColumnDto

diff --git a/src/Core/QBD.Application/DTOs/ReportRowDto.cs b/src/Core/QBD.Application/DTOs/ReportRowDto.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 namespace QBD.Application.ViewModels;
 
 public class ReportRowDto

diff --git a/src/Core/QBD.Application/DTOs/TransactionSummaryDto.cs b/src/Core/QBD.Application/DTOs/TransactionSummaryDto.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Enums;
 
 namespace QBD.Application.ViewModels;

diff --git a/src/Core/QBD.Application/Interfaces/IAuditService.cs b/src/Core/QBD.Application/Interfaces/IAuditService.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 namespace QBD.Application.Interfaces;
 
 public interface IAuditService

diff --git a/src/Core/QBD.Application/Interfaces/IFileDialogService.cs b/src/Core/QBD.Application/Interfaces/IFileDialogService.cs
@@ -0,0 +1,10 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
+namespace QBD.Application.Interfaces
+{
+    public interface IFileDialogService
+    {
+        string? ShowSaveFileDialog(string fileName, string defaultExt, string filter);
+    }
+}
diff --git a/src/Core/QBD.Application/Interfaces/INavigationService.cs b/src/Core/QBD.Application/Interfaces/INavigationService.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 namespace QBD.Application.Interfaces;
 
 public interface INavigationService

diff --git a/src/Core/QBD.Application/Interfaces/INumberSequenceService.cs b/src/Core/QBD.Application/Interfaces/INumberSequenceService.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 namespace QBD.Application.Interfaces;
 
 public interface INumberSequenceService

diff --git a/src/Core/QBD.Application/Interfaces/IPdfExportService.cs b/src/Core/QBD.Application/Interfaces/IPdfExportService.cs
@@ -0,0 +1,15 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
+using System.Threading.Tasks;
+using QBD.Domain.Entities.Customers;
+
+namespace QBD.Application.Interfaces
+{
+    public interface IPdfExportService
+    {
+        Task ExportInvoiceToPdfAsync(Invoice invoice, string filePath);
+
+        Task ExportReportToPdfAsync(string reportTitle, object reportData, string filePath);
+    }
+}
diff --git a/src/Core/QBD.Application/Interfaces/IRepository.cs b/src/Core/QBD.Application/Interfaces/IRepository.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using System.Linq.Expressions;
 using QBD.Domain.Common;
 

diff --git a/src/Core/QBD.Application/Interfaces/ITransactionPostingService.cs b/src/Core/QBD.Application/Interfaces/ITransactionPostingService.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Enums;
 
 namespace QBD.Application.Interfaces;

diff --git a/src/Core/QBD.Application/Interfaces/IUnitOfWork.cs b/src/Core/QBD.Application/Interfaces/IUnitOfWork.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 namespace QBD.Application.Interfaces;
 
 public interface IUnitOfWork : IDisposable

diff --git a/src/Core/QBD.Application/ViewModels/CenterViewModelBase.cs b/src/Core/QBD.Application/ViewModels/CenterViewModelBase.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using System.Collections.ObjectModel;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;

diff --git a/src/Core/QBD.Application/ViewModels/HomePageViewModel.cs b/src/Core/QBD.Application/ViewModels/HomePageViewModel.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using CommunityToolkit.Mvvm.Input;
 using QBD.Application.Interfaces;
 

diff --git a/src/Core/QBD.Application/ViewModels/ListViewModelBase.cs b/src/Core/QBD.Application/ViewModels/ListViewModelBase.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using System.Collections.ObjectModel;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;

diff --git a/src/Core/QBD.Application/ViewModels/RegisterViewModelBase.cs b/src/Core/QBD.Application/ViewModels/RegisterViewModelBase.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using System.Collections.ObjectModel;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;

diff --git a/src/Core/QBD.Application/ViewModels/ReportViewModelBase.cs b/src/Core/QBD.Application/ViewModels/ReportViewModelBase.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using System.Collections.ObjectModel;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;

diff --git a/src/Core/QBD.Application/ViewModels/TransactionFormViewModelBase.cs b/src/Core/QBD.Application/ViewModels/TransactionFormViewModelBase.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using System.Collections.ObjectModel;
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;

diff --git a/src/Core/QBD.Application/ViewModels/ViewModelBase.cs b/src/Core/QBD.Application/ViewModels/ViewModelBase.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
 

diff --git a/src/Core/QBD.Domain/Common/AuditLogEntry.cs b/src/Core/QBD.Domain/Common/AuditLogEntry.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 namespace QBD.Domain.Common;
 
 public class AuditLogEntry

diff --git a/src/Core/QBD.Domain/Common/BaseEntity.cs b/src/Core/QBD.Domain/Common/BaseEntity.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using System.ComponentModel.DataAnnotations;
 
 namespace QBD.Domain.Common;

diff --git a/src/Core/QBD.Domain/Common/NumberSequence.cs b/src/Core/QBD.Domain/Common/NumberSequence.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 namespace QBD.Domain.Common;
 
 public class NumberSequence : BaseEntity

diff --git a/src/Core/QBD.Domain/Entities/Accounting/Account.cs b/src/Core/QBD.Domain/Entities/Accounting/Account.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Enums;
 

diff --git a/src/Core/QBD.Domain/Entities/Accounting/Class.cs b/src/Core/QBD.Domain/Entities/Accounting/Class.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Accounting;

diff --git a/src/Core/QBD.Domain/Entities/Accounting/FiscalPeriod.cs b/src/Core/QBD.Domain/Entities/Accounting/FiscalPeriod.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Accounting;

diff --git a/src/Core/QBD.Domain/Entities/Accounting/FiscalYear.cs b/src/Core/QBD.Domain/Entities/Accounting/FiscalYear.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Accounting;

diff --git a/src/Core/QBD.Domain/Entities/Accounting/GLEntry.cs b/src/Core/QBD.Domain/Entities/Accounting/GLEntry.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Enums;
 

diff --git a/src/Core/QBD.Domain/Entities/Accounting/JournalEntry.cs b/src/Core/QBD.Domain/Entities/Accounting/JournalEntry.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Enums;
 

diff --git a/src/Core/QBD.Domain/Entities/Accounting/JournalEntryLine.cs b/src/Core/QBD.Domain/Entities/Accounting/JournalEntryLine.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Accounting;

diff --git a/src/Core/QBD.Domain/Entities/Accounting/Location.cs b/src/Core/QBD.Domain/Entities/Accounting/Location.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Accounting;

diff --git a/src/Core/QBD.Domain/Entities/Accounting/PaymentMethod.cs b/src/Core/QBD.Domain/Entities/Accounting/PaymentMethod.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Accounting;

diff --git a/src/Core/QBD.Domain/Entities/Accounting/TaxCode.cs b/src/Core/QBD.Domain/Entities/Accounting/TaxCode.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Accounting;

diff --git a/src/Core/QBD.Domain/Entities/Accounting/Terms.cs b/src/Core/QBD.Domain/Entities/Accounting/Terms.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Accounting;

diff --git a/src/Core/QBD.Domain/Entities/Banking/Check.cs b/src/Core/QBD.Domain/Entities/Banking/Check.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Enums;

diff --git a/src/Core/QBD.Domain/Entities/Banking/CheckExpenseLine.cs b/src/Core/QBD.Domain/Entities/Banking/CheckExpenseLine.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Entities.Customers;

diff --git a/src/Core/QBD.Domain/Entities/Banking/CheckItemLine.cs b/src/Core/QBD.Domain/Entities/Banking/CheckItemLine.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Items;
 

diff --git a/src/Core/QBD.Domain/Entities/Banking/Deposit.cs b/src/Core/QBD.Domain/Entities/Banking/Deposit.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Enums;

diff --git a/src/Core/QBD.Domain/Entities/Banking/DepositLine.cs b/src/Core/QBD.Domain/Entities/Banking/DepositLine.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 

diff --git a/src/Core/QBD.Domain/Entities/Banking/Reconciliation.cs b/src/Core/QBD.Domain/Entities/Banking/Reconciliation.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 

diff --git a/src/Core/QBD.Domain/Entities/Banking/ReconciliationLine.cs b/src/Core/QBD.Domain/Entities/Banking/ReconciliationLine.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Enums;
 

diff --git a/src/Core/QBD.Domain/Entities/Banking/Transfer.cs b/src/Core/QBD.Domain/Entities/Banking/Transfer.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Enums;

diff --git a/src/Core/QBD.Domain/Entities/Company/CompanyInfo.cs b/src/Core/QBD.Domain/Entities/Company/CompanyInfo.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Company;

diff --git a/src/Core/QBD.Domain/Entities/Company/Preference.cs b/src/Core/QBD.Domain/Entities/Company/Preference.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Company;

diff --git a/src/Core/QBD.Domain/Entities/Company/User.cs b/src/Core/QBD.Domain/Entities/Company/User.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Company;

diff --git a/src/Core/QBD.Domain/Entities/Customers/CreditMemo.cs b/src/Core/QBD.Domain/Entities/Customers/CreditMemo.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Enums;
 

diff --git a/src/Core/QBD.Domain/Entities/Customers/CreditMemoLine.cs b/src/Core/QBD.Domain/Entities/Customers/CreditMemoLine.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Entities.Items;

diff --git a/src/Core/QBD.Domain/Entities/Customers/Customer.cs b/src/Core/QBD.Domain/Entities/Customers/Customer.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 

diff --git a/src/Core/QBD.Domain/Entities/Customers/Estimate.cs b/src/Core/QBD.Domain/Entities/Customers/Estimate.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Enums;
 

diff --git a/src/Core/QBD.Domain/Entities/Customers/EstimateLine.cs b/src/Core/QBD.Domain/Entities/Customers/EstimateLine.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Entities.Items;

diff --git a/src/Core/QBD.Domain/Entities/Customers/Invoice.cs b/src/Core/QBD.Domain/Entities/Customers/Invoice.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Enums;

diff --git a/src/Core/QBD.Domain/Entities/Customers/InvoiceLine.cs b/src/Core/QBD.Domain/Entities/Customers/InvoiceLine.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Entities.Items;

diff --git a/src/Core/QBD.Domain/Entities/Customers/Job.cs b/src/Core/QBD.Domain/Entities/Customers/Job.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Customers;

diff --git a/src/Core/QBD.Domain/Entities/Customers/PaymentApplication.cs b/src/Core/QBD.Domain/Entities/Customers/PaymentApplication.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 
 namespace QBD.Domain.Entities.Customers;

diff --git a/src/Core/QBD.Domain/Entities/Customers/ReceivePayment.cs b/src/Core/QBD.Domain/Entities/Customers/ReceivePayment.cs
@@ -1,3 +1,6 @@
+// Copyright (c) 2026, Ravindu Gajanayaka
+// Licensed under GPLv3. See LICENSE
+
 using QBD.Domain.Common;
 using QBD.Domain.Entities.Accounting;
 using QBD.Domain.Enums;