@@ -67,4 +67,7 @@ public virtual Task OnConversationInitialized(Conversation conversation)
 
     public virtual Task OnUserAgentConnectedInitially(Conversation conversation)
         => Task.CompletedTask;
+
+    public virtual Task OnMessageDeleted(string conversationId, string messageId)
+        => Task.CompletedTask;
 }
@@ -84,4 +84,12 @@ public interface IConversationHook
     /// <param name="conversation"></param>
     /// <returns></returns>
     Task OnHumanInterventionNeeded(RoleDialogModel message);
+
+    /// <summary>
+    /// Delete message in a conversation
+    /// </summary>
+    /// <param name="conversationId"></param>
+    /// <param name="messageId"></param>
+    /// <returns></returns>
+    Task OnMessageDeleted(string conversationId, string messageId);
 }
@@ -8,6 +8,11 @@ public async Task<bool> TruncateConversation(string conversationId, string messa
     {
         var db = _services.GetRequiredService<IBotSharpRepository>();
         var isSaved = db.TruncateConversation(conversationId, messageId, true);
+        var hooks = _services.GetServices<IConversationHook>().ToList();
+        foreach (var hook in hooks)
+        {
+            await hook.OnMessageDeleted(conversationId, messageId);
+        }
         return await Task.FromResult(isSaved);
     }
 }
@@ -30,7 +30,7 @@ public static IServiceCollection AddBotSharpOpenAPI(this IServiceCollection serv
         bool enableValidation)
     {
         services.AddScoped<IUserIdentity, UserIdentity>();
-        services.AddHostedService<ConversationTimeoutService>();
+        //services.AddHostedService<ConversationTimeoutService>();
 
         // Add bearer authentication
         var schema = "MIXED_SCHEME";
 
@@ -96,4 +96,14 @@ public override async Task OnResponseGenerated(RoleDialogModel message)
 
         await base.OnResponseGenerated(message);
     }
+
+    public override async Task OnMessageDeleted(string conversationId, string messageId)
+    {
+        await _chatHub.Clients.User(_user.Id).SendAsync("OnMessageDeleted", new ChatResponseModel
+        {
+            ConversationId = conversationId,
+            MessageId = messageId
+        });
+        await base.OnMessageDeleted(conversationId, messageId);
+    }
 }
Original file line number	Diff line number	Diff line change
`@@ -67,4 +67,7 @@ public virtual Task OnConversationInitialized(Conversation conversation)`
`67`	`67`
`68`	`68`	`public virtual Task OnUserAgentConnectedInitially(Conversation conversation)`
`69`	`69`	`=> Task.CompletedTask;`
	`70`	`+`
	`71`	`+ public virtual Task OnMessageDeleted(string conversationId, string messageId)`
	`72`	`+ => Task.CompletedTask;`
`70`	`73`	`}`
Original file line number	Diff line number	Diff line change
`@@ -8,6 +8,11 @@ public async Task<bool> TruncateConversation(string conversationId, string messa`
`8`	`8`	`{`
`9`	`9`	`var db = _services.GetRequiredService<IBotSharpRepository>();`
`10`	`10`	`var isSaved = db.TruncateConversation(conversationId, messageId, true);`
	`11`	`+ var hooks = _services.GetServices<IConversationHook>().ToList();`
	`12`	`+ foreach (var hook in hooks)`
	`13`	`+ {`
	`14`	`+ await hook.OnMessageDeleted(conversationId, messageId);`
	`15`	`+ }`
`11`	`16`	`return await Task.FromResult(isSaved);`
`12`	`17`	`}`
`13`	`18`	`}`
Original file line number	Diff line number	Diff line change
`@@ -30,7 +30,7 @@ public static IServiceCollection AddBotSharpOpenAPI(this IServiceCollection serv`
`30`	`30`	`bool enableValidation)`
`31`	`31`	`{`
`32`	`32`	`services.AddScoped<IUserIdentity, UserIdentity>();`
`33`		`- services.AddHostedService<ConversationTimeoutService>();`
	`33`	`+ //services.AddHostedService<ConversationTimeoutService>();`
`34`	`34`
`35`	`35`	`// Add bearer authentication`
`36`	`36`	`var schema = "MIXED_SCHEME";`
Original file line number	Diff line number	Diff line change
`@@ -96,4 +96,14 @@ public override async Task OnResponseGenerated(RoleDialogModel message)`
`96`	`96`
`97`	`97`	`await base.OnResponseGenerated(message);`
`98`	`98`	`}`
	`99`	`+`
	`100`	`+ public override async Task OnMessageDeleted(string conversationId, string messageId)`
	`101`	`+ {`
	`102`	`+ await _chatHub.Clients.User(_user.Id).SendAsync("OnMessageDeleted", new ChatResponseModel`
	`103`	`+ {`
	`104`	`+ ConversationId = conversationId,`
	`105`	`+ MessageId = messageId`
	`106`	`+ });`
	`107`	`+ await base.OnMessageDeleted(conversationId, messageId);`
	`108`	`+ }`
`99`	`109`	`}`