wip

PlanTempus.Components/Users/Create/CreateUserCommand.cs

@@ -1,9 +1,15 @@
 namespace PlanTempus.Components.Users.Create
 {
-    public class CreateUserCommand
-	{
-		public string Email { get; set; }
-		public string Password { get; set; }
-		public bool IsActive { get; set; } = true;
-	}
+    public interface ICommand
+    {
+        Guid CorrelationId { get; set; }
+    }
+
+    public class CreateUserCommand : ICommand
+    {
+        public string Email { get; set; }
+        public string Password { get; set; }
+        public bool IsActive { get; set; } = true;
+        public required Guid CorrelationId { get; set; }
+    }
 }

PlanTempus.Components/Users/Create/CreateUserHandler.cs

@@ -1,15 +1,22 @@
 using Insight.Database;
 using Microsoft.ApplicationInsights;
+using Npgsql;
+using PlanTempus.Components.Users.Exceptions;
 using PlanTempus.Core;
-using PlanTempus.Core.Sql;
+using PlanTempus.Core.Database;
 using PlanTempus.Core.Telemetry;
 
 namespace PlanTempus.Components.Users.Create
 {
+    public interface ICommandHandler<T, TResult>
+    {
+        Task<TResult> Handle(T input);
+    }
+
     public class CreateUserHandler(
         TelemetryClient telemetryClient,
         IDatabaseOperations databaseOperations,
-        ISecureTokenizer secureTokenizer)
+        ISecureTokenizer secureTokenizer) : ICommandHandler<CreateUserCommand, CreateUserResult>
     {
         public async Task<CreateUserResult> Handle(CreateUserCommand command)
         {
@@ -36,13 +43,17 @@ namespace PlanTempus.Components.Users.Create
                 });
 
 
-                db.Success();
                 var result = data.First();
 
                 telemetryClient.TrackTrace(GetType().Name, result.Format());
 
                 return result;
             }
+            catch (PostgresException ex) when (ex.SqlState == "23505")
+            {
+                db.Error(ex);
+                throw new EmailAlreadyRegistreredException();
+            }
             catch (Exception ex)
             {
                 db.Error(ex);

PlanTempus.Components/Users/Create/CreateUserHandlerDecorator.cs

@@ -0,0 +1,25 @@
+using Microsoft.ApplicationInsights;
+
+namespace PlanTempus.Components.Users.Create;
+
+public class CreateUserHandlerDecorator : ICommandHandler<CreateUserCommand, CreateUserResult>
+{
+    private readonly ICommandHandler<CreateUserCommand, CreateUserResult> _decoratedHandler;
+    private readonly TelemetryClient _telemetryClient;
+
+    public CreateUserHandlerDecorator(
+        ICommandHandler<CreateUserCommand, CreateUserResult> decoratedHandler,
+        TelemetryClient telemetryClient)
+    {
+        _decoratedHandler = decoratedHandler;
+        _telemetryClient = telemetryClient;
+    }
+
+    public async Task<CreateUserResult> Handle(CreateUserCommand command)
+    {
+        _telemetryClient.TrackTrace($"Before handling {nameof(CreateUserCommand)}");
+        var result = await _decoratedHandler.Handle(command);
+        _telemetryClient.TrackTrace($"After handling {nameof(CreateUserCommand)}");
+        return result;
+    }
+}

PlanTempus.Components/Users/Exceptions/EmailAlreadyRegistreredException.cs

@@ -0,0 +1,6 @@
+namespace PlanTempus.Components.Users.Exceptions;
+
+public class EmailAlreadyRegistreredException: Exception
+{
+    
+}