introduce ConversationHookProvider to avoid ordering conversartion hooks in runtime

src/Infrastructure/BotSharp.Abstraction/Conversations/ConversationHookProvider.cs

@@ -0,0 +1,20 @@
+namespace BotSharp.Abstraction.Conversations;
+
+public class ConversationHookProvider
+{
+    public IEnumerable<IConversationHook> Hooks { get; }
+
+    private readonly Lazy<IEnumerable<IConversationHook>> _hooksOrderByPriority;
+
+    public IEnumerable<IConversationHook> HooksOrderByPriority
+        => _hooksOrderByPriority.Value;
+
+    public ConversationHookProvider(IEnumerable<IConversationHook> conversationHooks)
+    {
+        Hooks = conversationHooks;
+        _hooksOrderByPriority = new Lazy<IEnumerable<IConversationHook>>(() =>
+        {
+            return conversationHooks.OrderBy(hook => hook.Priority).ToArray();
+        });
+    }
+}

src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationService.TruncateMessage.cs

@@ -9,7 +9,7 @@ public partial class ConversationService : IConversationService
         var deleteMessageIds = db.TruncateConversation(conversationId, messageId, cleanLog: true);
         fileStorage.DeleteMessageFiles(conversationId, deleteMessageIds, messageId, newMessageId);
 
-        var hooks = _services.GetServices<IConversationHook>().ToList();
+        var hooks = _services.GetServices<IConversationHook>();
         foreach (var hook in hooks)
         {
             await hook.OnMessageDeleted(conversationId, messageId);

src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationService.UpdateBreakpoint.cs

@@ -31,9 +31,9 @@ public partial class ConversationService : IConversationService
             states.CleanStates(excludedStates);
         }
 
-        var hooks = _services.GetServices<IConversationHook>()
-            .OrderBy(x => x.Priority)
-            .ToList();
+        var hooks = _services
+            .GetRequiredService<ConversationHookProvider>()
+            .HooksOrderByPriority;
 
         // Before executing functions
         foreach (var hook in hooks)

src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationService.cs

@@ -103,7 +103,8 @@ public partial class ConversationService : IConversationService
 
         db.CreateNewConversation(record);
 
-        var hooks = _services.GetServices<IConversationHook>().ToList();
+        var hooks = _services.GetServices<IConversationHook>();
+
         foreach (var hook in hooks)
         {
             // If user connect agent first time

src/Infrastructure/BotSharp.Core/Routing/Functions/HumanInterventionNeededFn.cs

@@ -15,9 +15,9 @@ public class HumanInterventionNeededFn : IFunctionCallback
 
     public async Task<bool> Execute(RoleDialogModel message)
     {
-        var hooks = _services.GetServices<IConversationHook>()
-            .OrderBy(x => x.Priority)
-            .ToList();
+        var hooks = _services
+            .GetRequiredService<ConversationHookProvider>()
+            .HooksOrderByPriority;
 
         foreach (var hook in hooks)
         {

src/Infrastructure/BotSharp.Core/Routing/RoutingService.InvokeFunction.cs

@@ -18,9 +18,9 @@ public partial class RoutingService
         var clonedMessage = RoleDialogModel.From(message);
         clonedMessage.FunctionName = name;
 
-        var hooks = _services.GetServices<IConversationHook>()
-            .OrderBy(x => x.Priority)
-            .ToList();
+        var hooks = _services
+            .GetRequiredService<ConversationHookProvider>()
+            .HooksOrderByPriority;
 
         var progressService = _services.GetService<IConversationProgressService>();
 

src/Plugins/BotSharp.Plugin.ChatHub/ChatHubPlugin.cs

@@ -22,6 +22,7 @@ public class ChatHubPlugin : IBotSharpPlugin
         services.AddScoped<IConversationHook, ChatHubConversationHook>();
         services.AddScoped<IConversationHook, StreamingLogHook>();
         services.AddScoped<IConversationHook, WelcomeHook>();
+        services.AddScoped<ConversationHookProvider>();
         services.AddScoped<IRoutingHook, StreamingLogHook>();
         services.AddScoped<IContentGeneratingHook, StreamingLogHook>();
         services.AddScoped<ICrontabHook, ChatHubCrontabHook>();