Add message sender attribute to Correspondence

src/Altinn.Correspondence.API/Mappers/CorrespondenceDetailsMapper.cs

@@ -17,6 +17,7 @@ internal static CorrespondenceDetailsExt MapToExternal(GetCorrespondenceDetailsR
             SendersReference = correspondenceDetails.SendersReference,
             Content = CorrespondenceContentMapper.MapToExternal(correspondenceDetails.Content),
             Sender = correspondenceDetails.Sender,
+            MessageSender = correspondenceDetails.MessageSender,
             Created = correspondenceDetails.Created,
             Recipient = correspondenceDetails.Recipient,
             ReplyOptions = correspondenceDetails.ReplyOptions != null ? CorrespondenceReplyOptionsMapper.MapListToExternal(correspondenceDetails.ReplyOptions) : new List<CorrespondenceReplyOptionExt>(),

src/Altinn.Correspondence.API/Mappers/CorrespondenceOverviewMapper.cs

@@ -16,6 +16,7 @@ internal static CorrespondenceOverviewExt MapToExternal(GetCorrespondenceOvervie
             StatusChanged = (DateTimeOffset)correspondenceOverview.StatusChanged,
             SendersReference = correspondenceOverview.SendersReference,
             Sender = correspondenceOverview.Sender,
+            MessageSender = correspondenceOverview.MessageSender,
             Created = correspondenceOverview.Created,
             Recipient = correspondenceOverview.Recipient,
             Content = CorrespondenceContentMapper.MapToExternal(correspondenceOverview.Content),

src/Altinn.Correspondence.API/Models/InitializeCorrespondenceExt.cs

@@ -46,6 +46,13 @@ public class InitializeCorrespondenceExt
         [Required]
         public required string SendersReference { get; set; }
 
+        /// <summary>
+        /// An alternative name for the sender of the correspondence. The name will be displayed instead of the organization name.
+        ///  </summary>
+        [JsonPropertyName("messageSender")]
+        [StringLength(256, MinimumLength = 0)]
+        public string? MessageSender { get; set; }
+
         /// <summary>
         /// The correspondence content. Contains information about the Correspondence body, subject etc.
         /// </summary>

src/Altinn.Correspondence.Application/GetCorrespondenceDetails/GetCorrespondenceDetailsResponse.cs

@@ -19,6 +19,8 @@ public class GetCorrespondenceDetailsResponse
 
     public string Sender { get; set; } = string.Empty;
 
+    public string MessageSender { get; set; } = string.Empty;
+
     public DateTimeOffset Created { get; set; }
 
     public string Recipient { get; set; } = string.Empty;

src/Altinn.Correspondence.Application/GetCorrespondenceOverview/GetCorrespondenceOverviewResponse.cs

@@ -19,6 +19,8 @@ public class GetCorrespondenceOverviewResponse
 
     public string Sender { get; set; } = string.Empty;
 
+    public string MessageSender { get; set; } = string.Empty;
+
     public DateTimeOffset Created { get; set; }
 
     public string Recipient { get; set; } = string.Empty;

src/Altinn.Correspondence.Core/Models/CorrespondenceEntity.cs

@@ -22,6 +22,9 @@ public class CorrespondenceEntity
         [Required]
         public required string SendersReference { get; set; }
 
+        [StringLength(256, MinimumLength = 0)]
+        public string? MessageSender { get; set; }
+
         public CorrespondenceContentEntity? Content { get; set; }
 
         public required DateTimeOffset VisibleFrom { get; set; }