Updatedededed...? Still needs testing.

RelayServer/Services/Chat/ChatSocketBehavior.cs

@@ -2,6 +2,7 @@
 using RelayServer.Models;
 using RelayServer.Services.Crypto;
 using RelayServer.Services.Data;
+using RelayServer.Services.Rtc;
 using WebSocketSharp;
 using WebSocketSharp.Server;
 
@@ -53,9 +54,31 @@ public class ChatSocketBehavior : WebSocketBehavior
             HandleGetHistory(msg);
             return;
         }
+        
+        if (msg.StartsWith("RTC_JOIN_CHANNEL|"))
+        {
+            HandleRtcJoinChannel(msg);
+            return;
+        }
+
+        if (msg.StartsWith("RTC_LEAVE_CHANNEL|"))
+        {
+            HandleRtcLeaveChannel(msg);
+            return;
+        }
 
         HandleEncryptedChatMessage(msg);
     }
+    
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="e"></param>
+    protected override void OnClose(CloseEventArgs e)
+    {
+        RtcChannelPresenceService.RemoveSession(ID);
+        base.OnClose(e);
+    }
 
     /// <summary>
     /// Extracts a display username from a stored user record id value.
@@ -419,6 +442,10 @@ public class ChatSocketBehavior : WebSocketBehavior
             .GetResult();
     }
     
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <returns></returns>
     private bool EnsureCoreReady()
     {
         if (ClientKeyService is null || Db is null)
@@ -430,6 +457,10 @@ public class ChatSocketBehavior : WebSocketBehavior
         return true;
     }
     
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <returns></returns>
     private bool EnsureCryptoReady()
     {
         if (string.IsNullOrWhiteSpace(ServerPrivateKey) || string.IsNullOrWhiteSpace(ChannelDbKey))
@@ -446,4 +477,50 @@ public class ChatSocketBehavior : WebSocketBehavior
 
         return true;
     }
+    
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="msg"></param>
+    private void HandleRtcJoinChannel(string msg)
+    {
+        var parts = msg.Split('|', 3);
+        if (parts.Length < 3)
+        {
+            Console.WriteLine("Invalid RTC_JOIN_CHANNEL payload.");
+            return;
+        }
+
+        var username = parts[1];
+        var channelId = parts[2];
+
+        RtcChannelPresenceService.SetUser(ID, username);
+        RtcChannelPresenceService.JoinChannel(ID, channelId);
+
+        Console.WriteLine($"RTC presence joined: session={ID}, user={username}, channel={channelId}");
+    }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="msg"></param>
+    private void HandleRtcLeaveChannel(string msg)
+    {
+        var parts = msg.Split('|', 3);
+        if (parts.Length < 3)
+        {
+            Console.WriteLine("Invalid RTC_LEAVE_CHANNEL payload.");
+            return;
+        }
+
+        var username = parts[1];
+        var channelId = parts[2];
+
+        if (RtcChannelPresenceService.IsInChannel(ID, channelId))
+        {
+            RtcChannelPresenceService.LeaveChannel(ID);
+        }
+
+        Console.WriteLine($"RTC presence left: session={ID}, user={username}, channel={channelId}");
+    }
 }