Conversation List Reorder

BeWo/Converter/TestDebugConverter.cs

@@ -13,7 +13,7 @@ namespace BeWo.Converter
             if (value is null)
                 return null;
 
-            var t = ((DelegateCommand)value).CanExecute(null);
+            //var t = ((DelegateCommand)value).CanExecute(null);
 
             return value;
         }

BeWo/View/Master/AiConversationView.xaml

@@ -190,7 +190,7 @@
                                     x:Name="listbox_messages"
                                     Grid.Row="1"
                                     Background="Transparent"
-                                    ItemsSource="{Binding SelectedVM.Messages.VMList, Converter={StaticResource TestDebugConverter}}">
+                                    ItemsSource="{Binding SelectedVM.Messages.VMList}">
                                     <ListView.ItemTemplate>
                                         <DataTemplate x:Name="messages_datatemplate" DataType="viewmodel:AiConversationMessageVM">
                                             <TextBlock Text="{Binding Json}" />

BeWo/ViewModel/VMFactory.cs

@@ -933,8 +933,6 @@ namespace BeWo.ViewModel
 		{
 			var list = ServiceFacade.DoAiEnhancedServiceSnyc(s => s.GetAiConversations(actionType, reference_oid));
 
-			list.Reverse();
-
 			return new AiConversationListVM(list);
 		}
 

BeWo/ViewModel/View/AI/AiConversationChatViewModel.cs

@@ -307,6 +307,8 @@ namespace BeWo.ViewModel.View.AI
 		{
 			MessageInput = string.Empty;
 
+			ReloadConversations(ListVM.VMList);
+
 			EndSending();
 
 			SendNewMessageSuccess?.Invoke(this, EventArgs.Empty);
@@ -357,7 +359,21 @@ namespace BeWo.ViewModel.View.AI
 
 			var list = VMFactory.CreateAiConversationListVM(ui_context, reference);
 
-			ListVM.VMList.MakeEqualTo(list.VMList);
+			ReloadConversations(list.VMList);
+		}
+		private void ReloadConversations(IEnumerable<AiConversationVM> aiConversations)
+		{
+			if(aiConversations is null)
+			{
+				throw new ArgumentOutOfRangeException(nameof(aiConversations));
+			}
+
+			var sorted = aiConversations.OrderByDescending(vm => vm.Updated).ToList();
+
+			var t0 = ListVM.SelectedVM;
+			ListVM.VMList.UpdateBy(sorted);
+			ListVM.SelectedVM = t0;
+			ListVM.VMList.ResetBindings();
 		}
 
 		private void OpenSetting()
@@ -540,6 +556,8 @@ namespace BeWo.ViewModel.View.AI
 					ServiceFacade.DoAiEnhancedServiceAsnyc(x => x.ExecuteAiConversationWithPrompt(cb.Oid.Value, ViewContext, prompt.DataContract.Oid.Value),
 						cb2 =>
 						{
+							vm.Updated = DateTime.Now;
+
 							FinishSending();
 
 							ServiceFacade.EndManuelWaiting();
@@ -594,8 +612,12 @@ namespace BeWo.ViewModel.View.AI
 
 		private void ExecuteChain(AiPromptbausteinRoutineVM routine, int step, Action<Exception> error)
 		{
+			var conv = ListVM.SelectedVM;
+
 			if (step >= routine.Steps.Count)
 			{
+				conv.Updated = DateTime.Now;
+
 				FinishSending();
 
 				ServiceFacade.EndManuelWaiting();
@@ -603,8 +625,6 @@ namespace BeWo.ViewModel.View.AI
 				return;
 			}
 
-			var conv = ListVM.SelectedVM;
-
 			var custom_viewContext = new AiViewContextDC
 			{
 				References = ViewContext.References,

Service/Plugins/AiPromptbausteineService.cs

@@ -272,8 +272,6 @@ namespace BeWo.Service.Plugins
 			var toadd = request_models.Except(current_prompts, comparer);
 			var toremove = current_prompts_actives.Except(request_models, comparer);
 			var toreadd = current_prompts_deactives.Intersect(request_models, comparer);
-			//var tocheckupdate = request_models.Union(current_prompts, comparer);
-			//var toupdate = tocheckupdate.;
 
 			foreach (var a in current_prompts)
 			{

Shared/Extensions/IListTExtensions.cs

@@ -66,6 +66,39 @@ namespace BS.Shared.Extensions
             }
         }
 
+		public static void UpdateBy<T>(this IList<T> a_list, IList<T> b_list)
+		{
+            // Elemente entfernen, die in der Zielliste nicht mehr vorkommen.
+            // Rückwärts iterieren, damit RemoveAt die noch zu prüfenden Indizes nicht verschiebt.
+            for (int i = a_list.Count - 1; i >= 0; i--)
+            {
+                if (!b_list.Contains(a_list[i]))
+                    a_list.RemoveAt(i);
+            }
+
+            // Reihenfolge angleichen und fehlende Elemente einfügen.
+            // Bewusst über Insert/RemoveAt statt über den Indexer (a_list[i] = ...),
+            // da BindingList<T> beim Indexer nur ItemChanged meldet und WPF die
+            // ListView dann nicht neu anordnet. Insert/RemoveAt melden ItemAdded/ItemDeleted.
+            for (int i = 0; i < b_list.Count; i++)
+            {
+                var item = b_list[i];
+
+                if (i < a_list.Count && a_list[i].Equals(item))
+                    continue;
+
+                var currentIndex = a_list.IndexOf(item);
+                if (currentIndex >= 0)
+                    a_list.RemoveAt(currentIndex);
+
+                a_list.Insert(i, item);
+            }
+
+            // Eventuelle überzählige Elemente am Ende entfernen.
+            while (a_list.Count > b_list.Count)
+                a_list.RemoveAt(a_list.Count - 1);
+		}
+
 		public static void RemoveRange<T>(this IList<T> pList, IEnumerable<T> pToRemove)
         {
             foreach (T iItem in pToRemove.ToList())