From 3b7d0e13215a5838b9c0a6516f4bd190aade8ef7 Mon Sep 17 00:00:00 2001
From: TekH <h.tek@digitaldata.works>
Date: Wed, 8 Oct 2025 12:41:14 +0200
Subject: [PATCH] refactor(RemoveSignatureNotification): create with handlers
 to remove signatures of a document

---
 .../Handlers/RemoveAnnotationHandler.cs       | 32 +++++++++++++++
 .../Handlers/RemoveHistoryHandler.cs          | 40 +++++++++++++++++++
 .../RemoveSignatureNotification.cs            |  9 +++++
 .../Entities/DocumentStatus.cs                |  3 +-
 EnvelopeGenerator.Domain/Entities/History.cs  |  3 +-
 5 files changed, 85 insertions(+), 2 deletions(-)
 create mode 100644 EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/Handlers/RemoveAnnotationHandler.cs
 create mode 100644 EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/Handlers/RemoveHistoryHandler.cs
 create mode 100644 EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/RemoveSignatureNotification.cs

diff --git a/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/Handlers/RemoveAnnotationHandler.cs b/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/Handlers/RemoveAnnotationHandler.cs
new file mode 100644
index 00000000..0142b352
--- /dev/null
+++ b/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/Handlers/RemoveAnnotationHandler.cs
@@ -0,0 +1,32 @@
+using DigitalData.Core.Abstraction.Application.Repository;
+using MediatR;
+
+namespace EnvelopeGenerator.Application.Common.Notifications.RemoveSignature.Handlers;
+
+/// <summary>
+/// 
+/// </summary>
+public class RemoveAnnotationHandler : INotificationHandler<RemoveSignatureNotification>
+{
+    private readonly IRepository _repo;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="repository"></param>
+    public RemoveAnnotationHandler(IRepository repository)
+    {
+        _repo = repository;
+    }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="notification"></param>
+    /// <param name="cancel"></param>
+    /// <returns></returns>
+    public async Task Handle(RemoveSignatureNotification notification, CancellationToken cancel)
+    {
+        await _repo.DeleteAsync<Domain.Entities.DocumentStatus>(s => s.EnvelopeId == notification.EnvelopeId, cancel);
+    }
+}
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/Handlers/RemoveHistoryHandler.cs b/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/Handlers/RemoveHistoryHandler.cs
new file mode 100644
index 00000000..54e5e087
--- /dev/null
+++ b/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/Handlers/RemoveHistoryHandler.cs
@@ -0,0 +1,40 @@
+using DigitalData.Core.Abstraction.Application.Repository;
+using EnvelopeGenerator.Application.Common.Extensions;
+using EnvelopeGenerator.Application.Histories.Commands;
+using EnvelopeGenerator.Domain.Constants;
+using MediatR;
+using Newtonsoft.Json;
+
+namespace EnvelopeGenerator.Application.Common.Notifications.RemoveSignature.Handlers;
+
+/// <summary>
+/// 
+/// </summary>
+public class RemoveHistoryHandler : INotificationHandler<RemoveSignatureNotification>
+{
+    private readonly IRepository _repo;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="repository"></param>
+    public RemoveHistoryHandler(IRepository repository)
+    {
+        _repo = repository;
+    }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="notification"></param>
+    /// <param name="cancel"></param>
+    /// <returns></returns>
+    public async Task Handle(RemoveSignatureNotification notification, CancellationToken cancel)
+    {
+        await _repo.DeleteAsync<Domain.Entities.History>(hists 
+            => hists
+                .Where(hist => hist.EnvelopeId == notification.EnvelopeId)
+                .Where(hist => hist.Status == EnvelopeStatus.DocumentSigned)
+                , cancel);
+    }
+}
\ No newline at end of file
diff --git a/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/RemoveSignatureNotification.cs b/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/RemoveSignatureNotification.cs
new file mode 100644
index 00000000..0abaf178
--- /dev/null
+++ b/EnvelopeGenerator.Application/Common/Notifications/RemoveSignature/RemoveSignatureNotification.cs
@@ -0,0 +1,9 @@
+using MediatR;
+
+namespace EnvelopeGenerator.Application.Common.Notifications.RemoveSignature;
+
+/// <summary>
+/// 
+/// </summary>
+/// <param name="EnvelopeId"></param>
+public record RemoveSignatureNotification(int EnvelopeId) : INotification;
\ No newline at end of file
diff --git a/EnvelopeGenerator.Domain/Entities/DocumentStatus.cs b/EnvelopeGenerator.Domain/Entities/DocumentStatus.cs
index dd2feee1..d1b11c2c 100644
--- a/EnvelopeGenerator.Domain/Entities/DocumentStatus.cs
+++ b/EnvelopeGenerator.Domain/Entities/DocumentStatus.cs
@@ -1,5 +1,6 @@
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
+using DigitalData.Core.Abstractions.Interfaces;
 using EnvelopeGenerator.Domain.Interfaces;
 
 #if NETFRAMEWORK
@@ -14,7 +15,7 @@ namespace EnvelopeGenerator.Domain.Entities
 #endif
 
 [Table("TBSIG_DOCUMENT_STATUS", Schema = "dbo")]
-public class DocumentStatus : IHasEnvelope, IHasReceiver
+public class DocumentStatus : IHasEnvelope, IHasReceiver, IEntity
 {
     public DocumentStatus()
     {
diff --git a/EnvelopeGenerator.Domain/Entities/History.cs b/EnvelopeGenerator.Domain/Entities/History.cs
index ccb564e7..68654b21 100644
--- a/EnvelopeGenerator.Domain/Entities/History.cs
+++ b/EnvelopeGenerator.Domain/Entities/History.cs
@@ -3,6 +3,7 @@ using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using EnvelopeGenerator.Domain.Interfaces;
 using EnvelopeGenerator.Domain.Constants;
+using DigitalData.Core.Abstractions.Interfaces;
 
 
 #if NETFRAMEWORK
@@ -17,7 +18,7 @@ namespace EnvelopeGenerator.Domain.Entities
 #endif
 
 [Table("TBSIG_ENVELOPE_HISTORY", Schema = "dbo")]
-public class History : IHasEnvelope, IHasReceiver
+public class History : IHasEnvelope, IHasReceiver, IEntity
 {
     [Key]
     [DatabaseGenerated(DatabaseGeneratedOption.Identity)]