From a86a2d7aded408b9c6ceeeff4cc1dbd801f0a7ce Mon Sep 17 00:00:00 2001
From: Janus Knudsen <janus@sevenweirdpeople.io>
Date: Mon, 10 Mar 2025 18:10:00 +0100
Subject: [PATCH] Working on a command dispatcher

---
 PlanTempus.Components/CommandHandler.cs       | 13 ++++++++
 .../{SeqLoggingModule.cs => CommandModule.cs} |  2 +-
 .../Users/Create/CreateUserCommand.cs         |  4 +--
 .../Users/Create/CreateUserHandler.cs         |  7 +++-
 Tests/CommandQueryHandlerTests/HandlerTest.cs | 33 +++++++++++++++++++
 5 files changed, 55 insertions(+), 4 deletions(-)
 create mode 100644 PlanTempus.Components/CommandHandler.cs
 rename PlanTempus.Components/ModuleRegistry/{SeqLoggingModule.cs => CommandModule.cs} (89%)
 create mode 100644 Tests/CommandQueryHandlerTests/HandlerTest.cs

diff --git a/PlanTempus.Components/CommandHandler.cs b/PlanTempus.Components/CommandHandler.cs
new file mode 100644
index 0000000..36d534d
--- /dev/null
+++ b/PlanTempus.Components/CommandHandler.cs
@@ -0,0 +1,13 @@
+using Autofac;
+using PlanTempus.Components.Users.Create;
+
+namespace PlanTempus.Components;
+
+public class CommandHandler(IComponentContext context) : ICommandHandler
+{
+    public Task<TCommandResult> Handle<TCommand, TCommandResult>(TCommand command)
+    {
+        var handler = context.Resolve<ICommandHandler<TCommand, TCommandResult>>();
+        return handler.Handle(command);
+    }
+}
\ No newline at end of file
diff --git a/PlanTempus.Components/ModuleRegistry/SeqLoggingModule.cs b/PlanTempus.Components/ModuleRegistry/CommandModule.cs
similarity index 89%
rename from PlanTempus.Components/ModuleRegistry/SeqLoggingModule.cs
rename to PlanTempus.Components/ModuleRegistry/CommandModule.cs
index 559a8fc..ff01a3a 100644
--- a/PlanTempus.Components/ModuleRegistry/SeqLoggingModule.cs
+++ b/PlanTempus.Components/ModuleRegistry/CommandModule.cs
@@ -16,7 +16,7 @@ namespace PlanTempus.Components.ModuleRegistry
 
 // Registrer en decorator for alle ICommandHandler<TCommand>
             builder.RegisterGenericDecorator(
-                typeof(LoggingCommandHandlerDecorator<>), // Din decorator-klasse
+                typeof(CreateUserHandlerDecorator<>), // Din decorator-klasse
                 typeof(ICommandHandler<>)); // Interface, der skal dekoreres
 
         }
diff --git a/PlanTempus.Components/Users/Create/CreateUserCommand.cs b/PlanTempus.Components/Users/Create/CreateUserCommand.cs
index 32bbe58..7a69f53 100644
--- a/PlanTempus.Components/Users/Create/CreateUserCommand.cs
+++ b/PlanTempus.Components/Users/Create/CreateUserCommand.cs
@@ -7,8 +7,8 @@ namespace PlanTempus.Components.Users.Create
 
     public class CreateUserCommand : ICommand
     {
-        public string Email { get; set; }
-        public string Password { get; set; }
+        public required string Email { get; set; }
+        public required string Password { get; set; }
         public bool IsActive { get; set; } = true;
         public required Guid CorrelationId { get; set; }
     }
diff --git a/PlanTempus.Components/Users/Create/CreateUserHandler.cs b/PlanTempus.Components/Users/Create/CreateUserHandler.cs
index 8c72b69..af96227 100644
--- a/PlanTempus.Components/Users/Create/CreateUserHandler.cs
+++ b/PlanTempus.Components/Users/Create/CreateUserHandler.cs
@@ -8,7 +8,12 @@ using PlanTempus.Core.Telemetry;
 
 namespace PlanTempus.Components.Users.Create
 {
-    public interface ICommandHandler<T, TResult>
+    public interface ICommandHandler
+    {
+        Task<TCommandResult> Handle<TCommand, TCommandResult>(TCommand command );
+    }
+    
+    public interface ICommandHandler<in T, TResult>
     {
         Task<TResult> Handle(T input);
     }
diff --git a/Tests/CommandQueryHandlerTests/HandlerTest.cs b/Tests/CommandQueryHandlerTests/HandlerTest.cs
new file mode 100644
index 0000000..dd77a0c
--- /dev/null
+++ b/Tests/CommandQueryHandlerTests/HandlerTest.cs
@@ -0,0 +1,33 @@
+using Autofac;
+using Insight.Database;
+using PlanTempus.Components;
+using PlanTempus.Components.Users.Create;
+using PlanTempus.Core.Database;
+using PlanTempus.Core.Database.ConnectionFactory;
+
+namespace PlanTempus.X.TDD.CommandQueryHandlerTests;
+
+[TestClass]
+public class HandlerTest : TestFixture
+{
+    [TestInitialize]
+    public void This()
+    {
+    }
+
+    [TestMethod]
+    public void TestDefaultConnection()
+    {
+        var commandHandler = Container.Resolve<CommandHandler>();
+
+        var command = new CreateUserCommand
+        {
+            Email = "lloyd@dumbanddumber.com", // Lloyd Christmas
+            Password = "1234AceVentura#LOL", // Ace Ventura
+            IsActive = true,
+            CorrelationId = Guid.NewGuid()
+        };
+
+        var result = commandHandler.Handle<CreateUserCommand, CreateUserResult>(command);
+    }
+}
\ No newline at end of file