Massive improvements to notes/commenting

Wallet/CommentEntryCollectionViewModel.cs

@@ -30,5 +30,17 @@ public partial class CommentEntryCollectionViewModel(IServiceProvider provider,
 
         return Task.CompletedTask;
     }
+
+    protected override void OnStateChanged()
+    {
+        if (State is ItemState.Write)
+        {
+            Add<CreateCommentEntryViewModel>();
+        }
+        else
+        {
+            RemoveAt(Count - 1);
+        }
+    }
 }
 

Wallet/CommentEntryCollectionViewModelHandler.cs

@@ -11,15 +11,18 @@ public class CommentEntryCollectionViewModelHandler(IServiceFactory serviceFacto
         if (args.Sender is CommentEntryCollectionConfiguration configuration)
         {
             string? label = configuration.Label;
-            List<Comment> value =   new List<Comment>();
+            List<Comment> values = configuration.Value is not null ? new List<Comment>(configuration.Value) : [];
             double? width = configuration.Width;
 
             if (serviceFactory.Create<CommentEntryCollectionViewModel>(args => args.Initialize(), 
-                [.. args.Parameters, configuration, label, value, false, false, width])
+                [.. args.Parameters, configuration, label, values, false, false, width])
                 is CommentEntryCollectionViewModel viewModel)
             {
+                foreach (Comment value in values.OrderByDescending(x => x.DateTime))
+                {
+                    viewModel.Add<CommentEntryViewModel>(value.DateTime, value.Text);
+                }
 
-                viewModel.Add<CreateCommentEntryViewModel>();
                 return Task.FromResult<IItemEntryViewModel?>(viewModel);
             }
         }

Wallet/ItemEntryCollectionViewModel.cs

@@ -77,22 +77,36 @@ public partial class ItemEntryCollectionViewModel<TItem, TValue> :
         Track(nameof(Value), () => Value, x => Value = x);
     }
 
-    public Task Handle(UpdateEventArgs<Item> args) =>
+    public Task Handle(UpdateEventArgs<Item> args)
-        Task.FromResult(State = ItemState.Write);
+    {
+        State = ItemState.Write;
+        OnStateChanged();
+
+        return Task.CompletedTask;
+    }
 
     public Task Handle(CancelEventArgs<Item> args)
     {
         Revert();
 
         State = ItemState.Read;
+        OnStateChanged();
+
         return Task.CompletedTask;
     }
 
+    protected virtual void OnStateChanged()
+    {
+
+    }
+
     public Task Handle(ConfirmEventArgs<Item> args)
     {
         Commit();
 
         State = ItemState.Read;
+        OnStateChanged();
+
         return Task.CompletedTask;
     }