implement

dotnet/AipsCore/Application/Common/Message/AddArrow/AddArrowMessage.cs

@@ -0,0 +1,6 @@
+using AipsCore.Application.Abstract.MessageBroking;
+using AipsCore.Application.Models.Shape.Command.CreateArrow;
+
+namespace AipsCore.Application.Common.Message.AddArrow;
+
+public record AddArrowMessage(CreateArrowCommand Command) : IMessage;

dotnet/AipsCore/Application/Common/Message/AddArrow/AddArrowMessageHandler.cs

@@ -0,0 +1,19 @@
+using AipsCore.Application.Abstract;
+using AipsCore.Application.Abstract.MessageBroking;
+
+namespace AipsCore.Application.Common.Message.AddArrow;
+
+public class AddArrowMessageHandler : IMessageHandler<AddArrowMessage>
+{
+    private readonly IDispatcher _dispatcher;
+
+    public AddArrowMessageHandler(IDispatcher dispatcher)
+    {
+        _dispatcher = dispatcher;
+    }
+    
+    public async Task Handle(AddArrowMessage message, CancellationToken cancellationToken)
+    {
+        await _dispatcher.Execute(message.Command, cancellationToken);
+    }
+}