Implement `JL` - Join Limbo (#2)

src/CommandHandlers/JoinLimboHandler.cs

@@ -0,0 +1,24 @@
+using sodoffmmo.Attributes;
+using sodoffmmo.Core;
+using sodoffmmo.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace sodoffmmo.CommandHandlers
+{
+    [ExtensionCommandHandler("JL")]
+    public class JoinLimboHandler : CommandHandler
+    {
+        public override Task Handle(Client client, NetworkObject receivedObject)
+        {
+            // set client room to limbo
+            Room limbo = Room.GetOrAdd("LIMBO");
+            if (limbo != null) client.SetRoom(limbo);
+
+            return Task.CompletedTask;
+        }
+    }
+}

src/Core/Client.cs

@@ -69,7 +69,7 @@ public class Client {
                 Room.AddClient(this);
 
                 Send(Room.SubscribeRoom());
-                UpdatePlayerUserVariables();
+                if (Room.Name != "LIMBO") UpdatePlayerUserVariables(); // do not update user vars if room is limbo
             }
         }
     }