feat: player propeties

feat: Room List

.dockerignore

@@ -0,0 +1,25 @@
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/.idea
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/azds.yaml
+**/bin
+**/charts
+**/docker-compose*
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+LICENSE
+README.md

.gitignore

@@ -1,6 +1,7 @@
 .DS_Store
 .idea
 .vs
+.vscode
 obj
 bin
 *.user

README.md

@@ -1,5 +1,5 @@
 <p align="center">
-  <img src="Images/ragon-logo.png" width="200" >
+  <img src="Images/logo.png">
 </p>
 
 ## Ragon Server

Ragon.Client.Property/Sources/RagonBool.cs

@@ -17,7 +17,7 @@
 
 using Ragon.Protocol;
 
-namespace Ragon.Client.Simulation
+namespace Ragon.Client.Property
 {
   [Serializable]
   public class RagonBool : RagonProperty

Ragon.Client.Property/Sources/RagonInt.cs

@@ -17,7 +17,7 @@
 
 using Ragon.Protocol;
 
-namespace Ragon.Client.Simulation
+namespace Ragon.Client.Property
 {
   [Serializable]
   public class RagonInt : RagonProperty

Ragon.Client.Property/Sources/RagonQuaternion.cs

@@ -0,0 +1,76 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using System.Numerics;
+using Ragon.Client.Compressor;
+using Ragon.Protocol;
+
+namespace Ragon.Client.Property;
+
+public class RagonQuaternion : RagonProperty
+{
+  private Quaternion _value;
+
+  public Quaternion Value
+  {
+    get => _value;
+    set
+    {
+      _value = value;
+
+      MarkAsChanged();
+    }
+  }
+
+  private readonly FloatCompressor _compressor;
+
+  public RagonQuaternion(bool invokeLocal = false, int priority = 0) : base(priority, invokeLocal)
+  {
+    _compressor = new FloatCompressor(-1.0f, 1f, 0.01f);
+
+    SetFixedSize(_compressor.RequiredBits * 4);
+  }
+
+  public override void Serialize(RagonBuffer buffer)
+  {
+    var compressedX = _compressor.Compress(_value.X);
+    var compressedY = _compressor.Compress(_value.Y);
+    var compressedZ = _compressor.Compress(_value.Z);
+    var compressedW = _compressor.Compress(_value.W);
+
+    buffer.Write(compressedX, _compressor.RequiredBits);
+    buffer.Write(compressedY, _compressor.RequiredBits);
+    buffer.Write(compressedZ, _compressor.RequiredBits);
+    buffer.Write(compressedW, _compressor.RequiredBits);
+  }
+
+  public override void Deserialize(RagonBuffer buffer)
+  {
+    var compressedX = buffer.Read(_compressor.RequiredBits);
+    var compressedY = buffer.Read(_compressor.RequiredBits);
+    var compressedZ = buffer.Read(_compressor.RequiredBits);
+    var compressedW = buffer.Read(_compressor.RequiredBits);
+
+    var x = _compressor.Decompress(compressedX);
+    var y = _compressor.Decompress(compressedY);
+    var z = _compressor.Decompress(compressedZ);
+    var w = _compressor.Decompress(compressedW);
+
+    _value = new Quaternion(x, y, z, w);
+
+    InvokeChanged();
+  }
+}

Ragon.Client.Property/Sources/RagonString.cs

@@ -18,7 +18,7 @@
 using System.Text;
 using Ragon.Protocol;
 
-namespace Ragon.Client.Simulation
+namespace Ragon.Client.Property
 {
   [Serializable]
   public class RagonString : RagonProperty

Ragon.Client.Property/Sources/RagonVector3.cs

@@ -0,0 +1,330 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using System;
+using System.Numerics;
+using Ragon.Client.Compressor;
+using Ragon.Protocol;
+
+namespace Ragon.Client.Property
+{
+  [Serializable]
+  public enum RagonAxis
+  {
+    XYZ,
+    XY,
+    YZ,
+    XZ,
+    X,
+    Y,
+    Z
+  }
+
+  [Serializable]
+  public class RagonVector3 : RagonProperty
+  {
+    private Vector3 _value;
+
+    public Vector3 Value
+    {
+      get => _value;
+      set
+      {
+        _value = value;
+        
+        MarkAsChanged();
+      }
+    }
+
+    private RagonAxis _axis;
+    private FloatCompressor _compressorX;
+    private FloatCompressor _compressorY;
+    private FloatCompressor _compressorZ;
+
+
+    public RagonVector3(
+      RagonAxis axis = RagonAxis.XYZ,
+      bool invokeLocal = true,
+      int priority = 0
+    ) : base(priority, invokeLocal)
+    {
+      _axis = axis;
+
+      var defaultCompressor = new FloatCompressor(-1024.0f, 1024f, 0.01f);
+
+      _compressorX = defaultCompressor;
+      _compressorY = defaultCompressor;
+      _compressorZ = defaultCompressor;
+
+      switch (_axis)
+      {
+        case RagonAxis.XYZ:
+          SetFixedSize(_compressorX.RequiredBits + _compressorY.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.XY:
+          SetFixedSize(_compressorX.RequiredBits + _compressorY.RequiredBits);
+          break;
+        case RagonAxis.XZ:
+          SetFixedSize(_compressorX.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.YZ:
+          SetFixedSize(_compressorY.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.X:
+          SetFixedSize(_compressorX.RequiredBits);
+          break;
+        case RagonAxis.Y:
+          SetFixedSize(_compressorY.RequiredBits);
+          break;
+        case RagonAxis.Z:
+          SetFixedSize(_compressorZ.RequiredBits);
+          break;
+      }
+    }
+
+    public RagonVector3(
+      Vector3 initialValue,
+      RagonAxis axis = RagonAxis.XYZ,
+      float min = -1024.0f,
+      float max = 1024.0f,
+      float precision = 0.1f,
+      bool invokeLocal = true,
+      int priority = 0
+    ) : base(priority, invokeLocal)
+    {
+      _value = initialValue;
+      _axis = axis;
+      
+      var defaultCompressor = new FloatCompressor(min, max, precision);
+
+      _compressorX = defaultCompressor;
+      _compressorY = defaultCompressor;
+      _compressorZ = defaultCompressor;
+
+      switch (_axis)
+      {
+        case RagonAxis.XYZ:
+          SetFixedSize(_compressorX.RequiredBits + _compressorY.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.XY:
+          SetFixedSize(_compressorX.RequiredBits + _compressorY.RequiredBits);
+          break;
+        case RagonAxis.XZ:
+          SetFixedSize(_compressorX.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.YZ:
+          SetFixedSize(_compressorY.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.X:
+          SetFixedSize(_compressorX.RequiredBits);
+          break;
+        case RagonAxis.Y:
+          SetFixedSize(_compressorY.RequiredBits);
+          break;
+        case RagonAxis.Z:
+          SetFixedSize(_compressorZ.RequiredBits);
+          break;
+      }
+    }
+
+    public RagonVector3(
+      RagonAxis axis = RagonAxis.XYZ,
+      FloatCompressor compressorX = null,
+      FloatCompressor compressorY = null,
+      FloatCompressor compressorZ = null,
+      bool invokeLocal = true,
+      int priority = 0
+    ) : base(priority, invokeLocal)
+    {
+      _axis = axis;
+
+      var defaultCompressor = new FloatCompressor(-1024.0f, 1024f, 0.01f);
+
+      _compressorX = defaultCompressor;
+      _compressorY = defaultCompressor;
+      _compressorZ = defaultCompressor;
+
+      if (compressorX != null)
+        _compressorX = compressorX;
+
+      if (compressorY != null)
+        _compressorY = compressorY;
+
+      if (compressorZ != null)
+        _compressorZ = compressorZ;
+
+      switch (_axis)
+      {
+        case RagonAxis.XYZ:
+          SetFixedSize(_compressorX.RequiredBits + _compressorY.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.XY:
+          SetFixedSize(_compressorX.RequiredBits + _compressorY.RequiredBits);
+          break;
+        case RagonAxis.XZ:
+          SetFixedSize(_compressorX.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.YZ:
+          SetFixedSize(_compressorY.RequiredBits + _compressorZ.RequiredBits);
+          break;
+        case RagonAxis.X:
+          SetFixedSize(_compressorX.RequiredBits);
+          break;
+        case RagonAxis.Y:
+          SetFixedSize(_compressorY.RequiredBits);
+          break;
+        case RagonAxis.Z:
+          SetFixedSize(_compressorZ.RequiredBits);
+          break;
+      }
+    }
+
+    public override void Serialize(RagonBuffer buffer)
+    {
+      switch (_axis)
+      {
+        case RagonAxis.XYZ:
+        {
+          var compressedX = _compressorX.Compress(_value.X);
+          var compressedY = _compressorY.Compress(_value.Y);
+          var compressedZ = _compressorZ.Compress(_value.Z);
+
+          buffer.Write(compressedX, _compressorX.RequiredBits);
+          buffer.Write(compressedY, _compressorY.RequiredBits);
+          buffer.Write(compressedZ, _compressorZ.RequiredBits);
+        }
+          break;
+        case RagonAxis.XY:
+        {
+          var compressedX = _compressorX.Compress(_value.X);
+          var compressedY = _compressorY.Compress(_value.Y);
+          
+          buffer.Write(compressedX, _compressorX.RequiredBits);
+          buffer.Write(compressedY, _compressorY.RequiredBits);
+        }
+          break;
+        case RagonAxis.XZ:
+        {
+          var compressedX = _compressorX.Compress(_value.X);
+          var compressedZ = _compressorZ.Compress(_value.Z);
+
+          buffer.Write(compressedX, _compressorX.RequiredBits);
+          buffer.Write(compressedZ, _compressorZ.RequiredBits);
+          break;
+        }
+
+        case RagonAxis.YZ:
+        {
+          var compressedY = _compressorY.Compress(_value.Y);
+          var compressedZ = _compressorZ.Compress(_value.Z);
+
+          buffer.Write(compressedY, _compressorY.RequiredBits);
+          buffer.Write(compressedZ, _compressorZ.RequiredBits);
+          break;
+        }
+        case RagonAxis.X:
+        {
+          var compressedX = _compressorX.Compress(_value.X);
+
+          buffer.Write(compressedX, _compressorX.RequiredBits);
+          break;
+        }
+        case RagonAxis.Y:
+        {
+          var compressedY = _compressorY.Compress(_value.Y);
+          
+          buffer.Write(compressedY, _compressorY.RequiredBits);
+          break;
+        }
+        case RagonAxis.Z:
+        {
+          var compressedZ = _compressorZ.Compress(_value.Z);
+          
+          buffer.Write(compressedZ, _compressorZ.RequiredBits);
+          break;
+        }
+      }
+    }
+
+    public override void Deserialize(RagonBuffer buffer)
+    {
+      switch (_axis)
+      {
+        case RagonAxis.XYZ:
+        {
+          var compressedX = buffer.Read(_compressorX.RequiredBits);
+          var compressedY = buffer.Read(_compressorY.RequiredBits);
+          var compressedZ = buffer.Read(_compressorZ.RequiredBits);
+
+          _value.X = _compressorX.Decompress(compressedX);
+          _value.Y = _compressorY.Decompress(compressedY);
+          _value.Z = _compressorZ.Decompress(compressedZ);
+          break;
+        }
+        case RagonAxis.XY:
+        {
+          var compressedX = buffer.Read(_compressorX.RequiredBits);
+          var compressedY = buffer.Read(_compressorY.RequiredBits);
+
+          _value.X = _compressorX.Decompress(compressedX);
+          _value.Z = _compressorY.Decompress(compressedY);
+          break;
+        }
+        case RagonAxis.XZ:
+        {
+          var compressedX = buffer.Read(_compressorX.RequiredBits);
+          var compressedZ = buffer.Read(_compressorZ.RequiredBits);
+
+          _value.X = _compressorX.Decompress(compressedX);
+          _value.Z = _compressorZ.Decompress(compressedZ);
+          break;
+        }
+        case RagonAxis.YZ:
+        {
+          var compressedY = buffer.Read(_compressorY.RequiredBits);
+          var compressedZ = buffer.Read(_compressorZ.RequiredBits);
+
+          _value.Y = _compressorY.Decompress(compressedY);
+          _value.Z = _compressorZ.Decompress(compressedZ);
+          break;
+        }
+        case RagonAxis.X:
+        {
+          var compressedX = buffer.Read(_compressorX.RequiredBits);
+
+          _value.X = _compressorX.Decompress(compressedX);
+          break;
+        }
+        case RagonAxis.Y:
+        {
+          var compressedY = buffer.Read(_compressorY.RequiredBits);
+
+          _value.Y = _compressorY.Decompress(compressedY);
+          break;
+        }
+        case RagonAxis.Z:
+        {
+          var compressedZ = buffer.Read(_compressorZ.RequiredBits);
+
+          _value.Z = _compressorZ.Decompress(compressedZ);
+          break;
+        }
+      }
+
+      InvokeChanged();
+    }
+  }
+}

Ragon.Client/Ragon.Client.csproj

@@ -12,11 +12,11 @@
     <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
       <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
       <DebugType>none</DebugType>
-      <OutputPath>/Users/edmand46/RagonProjects/ragon-oss-examples/Assets/Ragon/Plugins/</OutputPath>
+      <OutputPath></OutputPath>
     </PropertyGroup>
 
     <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
-      <OutputPath>/Users/edmand46/RagonProjects/ragon-oss-examples/Assets/Ragon/Plugins/</OutputPath>
+      <OutputPath></OutputPath>
     </PropertyGroup>
 
     <ItemGroup>

Ragon.Client/Sources/Entity/RagonEntity.cs

@@ -19,20 +19,48 @@ using Ragon.Protocol;
 
 namespace Ragon.Client
 {
-  public sealed class RagonEntity
+  public sealed class RagonEntity : IDisposable
   {
+    private class EventSubscription : IDisposable
+    {
+      private List<Action<RagonPlayer, IRagonEvent>> _callbacks;
+      private List<Action<RagonPlayer, IRagonEvent>> _localCallbacks;
+      private Action<RagonPlayer, IRagonEvent> _callback;
+
+      public EventSubscription(
+        List<Action<RagonPlayer, IRagonEvent>> callbacks,
+        List<Action<RagonPlayer, IRagonEvent>> localCallbacks,
+        Action<RagonPlayer, IRagonEvent> callback)
+      {
+        _callbacks = callbacks;
+        _localCallbacks = localCallbacks;
+        _callback = callback;
+      }
+
+      public void Dispose()
+      {
+        _callbacks?.Remove(_callback);
+        _localCallbacks?.Remove(_callback);
+
+        _callbacks = null!;
+        _localCallbacks = null!;
+        _callback = null!;
+      }
+    }
+
     private delegate void OnEventDelegate(RagonPlayer player, RagonBuffer serializer);
 
     private RagonClient _client;
 
     public ushort Id { get; private set; }
     public ushort Type { get; private set; }
-    public bool Replication { get; private set; }
-
+    
     public RagonAuthority Authority { get; private set; }
     public RagonPlayer Owner { get; private set; }
     public RagonEntityState State { get; private set; }
 
+    public bool IsStatic => SceneId > 0;  
+    public bool IsReplicated { get; private set; }
     public bool IsAttached { get; private set; }
     public bool HasAuthority { get; private set; }
 
@@ -50,36 +78,36 @@ namespace Ragon.Client
     private RagonPayload _destroyPayload;
 
     private readonly Dictionary<int, OnEventDelegate> _events = new Dictionary<int, OnEventDelegate>();
-    private readonly Dictionary<int, Action<RagonPlayer, IRagonEvent>> _localEvents = new Dictionary<int, Action<RagonPlayer, IRagonEvent>>();
+    private readonly Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>> _localListeners = new Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>>();
+    private readonly Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>> _listeners = new Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>>();
 
-    public RagonEntity(ushort type = 0, ushort sceneId = 0)
+    public RagonEntity(ushort type = 0, ushort sceneId = 0, bool replicated = true)
     {
       State = new RagonEntityState(this);
       Type = type;
+      IsReplicated = replicated;
       
       _spawnPayload = new RagonPayload(0);
       _destroyPayload = new RagonPayload(0);
       _sceneId = sceneId;
     }
 
-    internal void Attach(RagonClient client, ushort entityId, ushort entityType, bool hasAuthority, RagonPlayer owner)
+    internal void Attach()
     {
-      Type = entityType;
-      Id = entityId;
-      Owner = owner;
       IsAttached = true;
-      Replication = true;
-      HasAuthority = hasAuthority;
-
-      _client = client;
-
+     
       Attached?.Invoke(this);
     }
 
+    public void SetReplication(bool enabled)
+    {
+      IsReplicated = enabled;
+    }
+
     internal void Detach(RagonPayload payload)
     {
       _destroyPayload = payload;
-
+      
       Detached?.Invoke();
     }
 
@@ -87,20 +115,27 @@ namespace Ragon.Client
     {
       var payload = new T();
       if (data.Size <= 0) return payload;
-      
+
       var buffer = new RagonBuffer();
-      
+
       data.Write(buffer);
-      
+
       payload.Deserialize(buffer);
-      
+
       return payload;
     }
-    
-    public void AttachPayload(RagonPayload payload)
+
+    public void Prepare(RagonClient client, ushort entityId, ushort entityType, bool hasAuthority, RagonPlayer player, RagonPayload payload)
     {
+      Type = entityType;
+      Id = entityId;
+      HasAuthority = hasAuthority;
+
+      _client = client;
       _spawnPayload = payload;
-    } 
+      
+      Owner = player;
+    }
 
     public T GetAttachPayload<T>() where T : IRagonPayload, new()
     {
@@ -155,17 +190,22 @@ namespace Ragon.Client
       {
         if (replicationMode == RagonReplicationMode.Local)
         {
-          _localEvents[eventCode].Invoke(_client.Room.Local, evnt);
+          var localListeners = _localListeners[eventCode];
+          foreach (var listener in localListeners)
+            listener.Invoke(_client.Room.Local, evnt);
           return;
         }
+
         if (replicationMode == RagonReplicationMode.LocalAndServer)
         {
-          _localEvents[eventCode].Invoke(_client.Room.Local, evnt);
+          var localListeners = _localListeners[eventCode];
+          foreach (var listener in localListeners)
+            listener.Invoke(_client.Room.Local, evnt);
         }
       }
 
       var buffer = _client.Buffer;
-      
+
       buffer.Clear();
       buffer.WriteOperation(RagonOperation.REPLICATE_ENTITY_EVENT);
       buffer.WriteUShort(Id);
@@ -179,25 +219,39 @@ namespace Ragon.Client
       _client.Reliable.Send(sendData);
     }
 
-    public void OnEvent<TEvent>(Action<RagonPlayer, TEvent> callback) where TEvent : IRagonEvent, new()
+    public IDisposable OnEvent<TEvent>(Action<RagonPlayer, TEvent> callback) where TEvent : IRagonEvent, new()
     {
       var t = new TEvent();
       var eventCode = _client.Event.GetEventCode(t);
+      var action = (RagonPlayer player, IRagonEvent eventData) => callback.Invoke(player, (TEvent)eventData);
 
-      if (_events.ContainsKey(eventCode))
+      if (!_listeners.TryGetValue(eventCode, out var callbacks))
       {
-        _events.Remove(eventCode);
-        _localEvents.Remove(eventCode);
-
-        RagonLog.Warn($"Event already {eventCode} subscribed, removed old one!");
+        callbacks = new List<Action<RagonPlayer, IRagonEvent>>();
+        _listeners.Add(eventCode, callbacks);
       }
 
-      _localEvents.Add(eventCode, (player, eventData) => { callback.Invoke(player, (TEvent)eventData); });
-      _events.Add(eventCode, (player, serializer) =>
+      if (!_localListeners.TryGetValue(eventCode, out var localCallbacks))
       {
-        t.Deserialize(serializer);
-        callback.Invoke(player, t);
-      });
+        localCallbacks = new List<Action<RagonPlayer, IRagonEvent>>();
+        _localListeners.Add(eventCode, localCallbacks);
+      }
+
+      callbacks.Add(action);
+      localCallbacks.Add(action);
+
+      if (!_events.ContainsKey(eventCode))
+      {
+        _events.Add(eventCode, (player, serializer) =>
+        {
+          t.Deserialize(serializer);
+
+          foreach (var callbackListener in callbacks)
+            callbackListener.Invoke(player, t);
+        });
+      }
+
+      return new EventSubscription(callbacks, localCallbacks, action);
     }
 
     internal void Write(RagonBuffer buffer)
@@ -208,8 +262,7 @@ namespace Ragon.Client
 
       _propertiesChanged = false;
     }
-
-
+    
     internal void Read(RagonBuffer buffer)
     {
       State.ReadState(buffer);
@@ -217,6 +270,8 @@ namespace Ragon.Client
 
     internal void Event(ushort eventCode, RagonPlayer caller, RagonBuffer buffer)
     {
+      if (!IsReplicated) return;
+      
       if (_events.TryGetValue(eventCode, out var evnt))
         evnt?.Invoke(caller, buffer);
       else
@@ -237,5 +292,12 @@ namespace Ragon.Client
 
       OwnershipChanged?.Invoke(prevOwner, player);
     }
+
+    public void Dispose()
+    {
+      _events.Clear();
+      _listeners.Clear();
+      _localListeners.Clear();
+    }
   }
 }

Ragon.Client/Sources/Entity/RagonPayload.cs

@@ -21,6 +21,8 @@ namespace Ragon.Client;
 
 public class RagonPayload
 {
+  public static RagonPayload Empty = new RagonPayload(0);
+  
   private readonly uint[] _data = new uint[128];
   private readonly int _size = 0;
 

Ragon.Client/Sources/Entity/RagonProperty.cs

@@ -30,7 +30,7 @@ namespace Ragon.Client
     public int Size => _size;
 
     private RagonBuffer _propertyBuffer;
-    private RagonEntity _entity;    
+    private RagonEntity _entity;
     private bool _dirty;
     private int _size;
     private int _ticks;
@@ -46,7 +46,7 @@ namespace Ragon.Client
       _priority = priority;
       _fixed = false;
       _propertyBuffer = new RagonBuffer();
-      
+
       InvokeLocal = invokeLocal;
     }
 
@@ -63,7 +63,7 @@ namespace Ragon.Client
 
     protected void InvokeChanged()
     {
-      if (!InvokeLocal)
+      if (_entity.HasAuthority)
         return;
 
       Changed?.Invoke();
@@ -71,8 +71,9 @@ namespace Ragon.Client
 
     protected void MarkAsChanged()
     {
-      InvokeChanged();
-
+      if (InvokeLocal)
+        Changed?.Invoke();
+      
       if (_dirty || _entity == null)
         return;
 
@@ -101,34 +102,34 @@ namespace Ragon.Client
     internal void Write(RagonBuffer buffer)
     {
       _propertyBuffer.Clear();
-      
+
       if (_fixed)
       {
         Serialize(_propertyBuffer);
-        
-        buffer.FromBuffer(_propertyBuffer, _size);
+
+        buffer.CopyFrom(_propertyBuffer, _size);
         return;
       }
 
       Serialize(_propertyBuffer);
 
-      var propertySize = (ushort) _propertyBuffer.WriteOffset;
-      buffer.WriteUShort(propertySize);;
-      buffer.FromBuffer(_propertyBuffer, propertySize);
+      var propertySize = (ushort)_propertyBuffer.WriteOffset;
+      buffer.WriteUShort(propertySize);
+      buffer.CopyFrom(_propertyBuffer, propertySize);
     }
 
     internal void Read(RagonBuffer buffer)
     {
       _propertyBuffer.Clear();
-      
+
       if (_fixed)
       {
         buffer.ToBuffer(_propertyBuffer, _size);
-        
+
         Deserialize(_propertyBuffer);
         return;
       }
-      
+
       var propSize = buffer.ReadUShort();
       buffer.ToBuffer(_propertyBuffer, propSize);
       Deserialize(_propertyBuffer);

Ragon.Client/Sources/Handler/AuthorizeFailedHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal class AuthorizeFailedHandler: Handler
+internal class AuthorizeFailedHandler: IHandler
 {
   private readonly RagonListenerList _listenerList;
   public AuthorizeFailedHandler(RagonListenerList list)
@@ -27,9 +27,9 @@ internal class AuthorizeFailedHandler: Handler
     _listenerList = list;
   }
   
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var message = buffer.ReadString();
+    var message = reader.ReadString();
     _listenerList.OnAuthorizationFailed(message);
   }
 }

Ragon.Client/Sources/Handler/AuthorizeSuccessHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal  class AuthorizeSuccessHandler: Handler
+internal class AuthorizeSuccessHandler: IHandler
 {
   private readonly RagonListenerList _listenerList;
   private readonly RagonClient _client;
@@ -32,11 +32,11 @@ internal  class AuthorizeSuccessHandler: Handler
     _listenerList = listenerList;
   }
   
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var playerId = buffer.ReadString();
-    var playerName = buffer.ReadString();
-    var playerPayload = buffer.ReadString();
+    var playerId = reader.ReadString();
+    var playerName = reader.ReadString();
+    var playerPayload = reader.ReadString();
 
     _client.SetStatus(RagonStatus.LOBBY);
     _listenerList.OnAuthorizationSuccess(playerId, playerName, playerPayload);

Ragon.Client/Sources/Handler/EntityCreateHandler.cs

@@ -18,12 +18,13 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal  class EntityCreateHandler : Handler
+internal class EntityCreateHandler : IHandler
 {
   private readonly RagonClient _client;
   private readonly RagonPlayerCache _playerCache;
   private readonly RagonEntityCache _entityCache;
   private readonly IRagonEntityListener _entityListener;
+  
   public EntityCreateHandler(
     RagonClient client,
     RagonPlayerCache playerCache,
@@ -37,30 +38,32 @@ internal  class EntityCreateHandler : Handler
     _entityListener = entityListener;
   }
 
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var attachId = buffer.ReadUShort();
-    var entityType = buffer.ReadUShort();
-    var entityId = buffer.ReadUShort();
-    var ownerId = buffer.ReadUShort();
+    var attachId = reader.ReadUShort();
+    var entityType = reader.ReadUShort();
+    var entityId = reader.ReadUShort();
+    var ownerId = reader.ReadUShort();
     var player = _playerCache.GetPlayerByPeer(ownerId);
-    var payload = new RagonPayload(buffer.Capacity);
-    payload.Read(buffer);
+    var payload = new RagonPayload(reader.Capacity);
+    payload.Read(reader);
 
     if (player == null)
     {
       RagonLog.Warn($"Owner {ownerId}|{player.Name} not found in players");
+      
+      _playerCache.Dump();
       return;
     }
     
     var hasAuthority = _playerCache.Local.Id == player.Id;
     var entity = _entityCache.TryGetEntity(attachId, entityType, 0, entityId, hasAuthority, out var hasCreated);
     
-    entity.AttachPayload(payload);
+    entity.Prepare(_client, entityId, entityType, hasAuthority, player, payload);
 
     if (hasCreated)
       _entityListener.OnEntityCreated(entity);
     
-    entity.Attach(_client, entityId, entityType, hasAuthority, player);
+    entity.Attach();
   }
 }

Ragon.Client/Sources/Handler/EntityEventHandler.cs

@@ -18,40 +18,39 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal class EntityEventHandler : Handler
+internal class EntityEventHandler : IHandler
 {
-    private readonly RagonClient _client;
-    private readonly RagonPlayerCache _playerCache;
-    private readonly RagonEntityCache _entityCache;
+  private readonly RagonPlayerCache _playerCache;
+  private readonly RagonEntityCache _entityCache;
 
-    public EntityEventHandler(
-        RagonClient client,
-        RagonPlayerCache playerCache,
-        RagonEntityCache entityCache
-    )
+  public EntityEventHandler(
+    RagonPlayerCache playerCache,
+    RagonEntityCache entityCache
+  )
+  {
+    _playerCache = playerCache;
+    _entityCache = entityCache;
+  }
+
+  public void Handle(RagonBuffer reader)
+  {
+    var eventCode = reader.ReadUShort();
+    var peerId = reader.ReadUShort();
+    var executionMode = (RagonReplicationMode)reader.ReadByte();
+    var entityId = reader.ReadUShort();
+
+    var player = _playerCache.GetPlayerByPeer(peerId);
+    if (player == null)
     {
-        _client = client;
-        _playerCache = playerCache;
-        _entityCache = entityCache;
+      RagonLog.Error($"Player with peerId:{peerId} not found as owner of event with code:{eventCode}");
+      
+      _playerCache.Dump();
+      return;
     }
 
-    public void Handle(RagonBuffer buffer)
-    {
-        var eventCode = buffer.ReadUShort();
-        var peerId = buffer.ReadUShort();
-        var executionMode = (RagonReplicationMode)buffer.ReadByte();
-        var entityId = buffer.ReadUShort();
+    if (player.IsLocal && executionMode == RagonReplicationMode.LocalAndServer)
+      return;
 
-        var player = _playerCache.GetPlayerByPeer(peerId);
-        if (player == null)
-        {
-            RagonLog.Warn($"Player not found for event {eventCode}");
-            return;
-        }
-
-        if (player.IsLocal && executionMode == RagonReplicationMode.LocalAndServer)
-            return;
-
-        _entityCache.OnEvent(player, entityId, eventCode, buffer);
-    }
+    _entityCache.OnEvent(player, entityId, eventCode, reader);
+  }
 }

Ragon.Client/Sources/Handler/EntityOwnershipHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal class EntityOwnershipHandler: Handler
+internal class EntityOwnershipHandler: IHandler
 {
   private readonly RagonListenerList _listenerList;
   private readonly RagonPlayerCache _playerCache;
@@ -35,18 +35,26 @@ internal class EntityOwnershipHandler: Handler
     _entityCache = entityCache;
   }
   
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var newOwnerId = buffer.ReadUShort();
-    var entities = buffer.ReadUShort();
+    var newOwnerId = reader.ReadUShort();
+    var entities = reader.ReadUShort();
     
     var player = _playerCache.GetPlayerByPeer(newOwnerId);
+    if (player == null)
+    {
+      RagonLog.Error($"Player with Id:{newOwnerId} not found in cache");
+      
+      _playerCache.Dump();
+      return;
+    }
+    
     for (var i = 0; i < entities; i++)
     {
-      var entityId = buffer.ReadUShort();
+      var entityId = reader.ReadUShort();
       _entityCache.OnOwnershipChanged(player, entityId);
       
       RagonLog.Trace("Entity changed owner: " + entityId);
-    }
+    }  
   }
 }

Ragon.Client/Sources/Handler/EntityRemoveHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal  class EntityRemoveHandler: Handler
+internal class EntityRemoveHandler: IHandler
 {
   private readonly RagonEntityCache _entityCache;
   
@@ -28,11 +28,11 @@ internal  class EntityRemoveHandler: Handler
     _entityCache = entityCache;
   }
   
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var entityId = buffer.ReadUShort();
-    var payload = new RagonPayload(buffer.Capacity);
-    payload.Read(buffer);
+    var entityId = reader.ReadUShort();
+    var payload = new RagonPayload(reader.Capacity);
+    payload.Read(reader);
     
     _entityCache.OnDestroy(entityId, payload);
   }

Ragon.Client/Sources/Handler/EntityStateHandler.cs

@@ -18,7 +18,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal class StateEntityHandler: Handler
+internal class StateEntityHandler: IHandler
 {
   private readonly RagonEntityCache _entityCache;
   
@@ -27,13 +27,13 @@ internal class StateEntityHandler: Handler
     _entityCache = entityCache;
   }
   
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var entitiesCount = buffer.ReadUShort();
+    var entitiesCount = reader.ReadUShort();
     for (var i = 0; i < entitiesCount; i++)
     {
-      var entityId = buffer.ReadUShort();
-      _entityCache.OnState(entityId, buffer);
+      var entityId = reader.ReadUShort();
+      _entityCache.OnState(entityId, reader);
     }
   }
 }

Ragon.Client/Sources/Handler/IHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-public interface Handler
+public interface IHandler
 {
-  public void Handle(RagonBuffer buffer);
+  public void Handle(RagonBuffer reader);
 }

Ragon.Client/Sources/Handler/JoinFailedHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal  class JoinFailedHandler: Handler
+internal  class JoinFailedHandler: IHandler
 {
   private readonly RagonListenerList _listenerList;
   
@@ -28,9 +28,9 @@ internal  class JoinFailedHandler: Handler
     _listenerList = listenerList;
   }
   
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var message = buffer.ReadString();
+    var message = reader.ReadString();
     _listenerList.OnFailed(message);
   }
 }

Ragon.Client/Sources/Handler/JoinSuccessHandler.cs

@@ -19,9 +19,9 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-public struct RagonRoomInformation
+public struct RoomParameters
 {
-  public RagonRoomInformation(string roomId, string playerId, string ownerId, ushort min, ushort max)
+  public RoomParameters(string roomId, string playerId, string ownerId, ushort min, ushort max)
   {
     RoomId = roomId;
     PlayerId = playerId;
@@ -37,8 +37,10 @@ public struct RagonRoomInformation
   public ushort Max { get; private set; }
 }
 
-internal class JoinSuccessHandler : Handler
+internal class JoinSuccessHandler : IHandler
 {
+  
+  
   private readonly RagonListenerList _listenerList;
   private readonly RagonPlayerCache _playerCache;
   private readonly RagonEntityCache _entityCache;
@@ -46,7 +48,6 @@ internal class JoinSuccessHandler : Handler
 
   public JoinSuccessHandler(
     RagonClient client,
-    RagonBuffer buffer,
     RagonListenerList listenerList,
     RagonPlayerCache playerCache,
     RagonEntityCache entityCache
@@ -58,17 +59,17 @@ internal class JoinSuccessHandler : Handler
     _playerCache = playerCache;
   }
 
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var roomId = buffer.ReadString();
-    var localId = buffer.ReadString();
-    var ownerId = buffer.ReadString();
-    var min = buffer.ReadUShort();
-    var max = buffer.ReadUShort();
-    var sceneName = buffer.ReadString();
+    var roomId = reader.ReadString();
+    var localId = reader.ReadString();
+    var ownerId = reader.ReadString();
+    var min = reader.ReadUShort();
+    var max = reader.ReadUShort();
+    var sceneName = reader.ReadString();
 
     var scene = new RagonScene(_client, _playerCache, _entityCache, sceneName);
-    var roomInfo = new RagonRoomInformation(roomId, localId, ownerId, min, max);
+    var roomInfo = new RoomParameters(roomId, localId, ownerId, min, max);
     var room = new RagonRoom(_client, _entityCache, _playerCache, roomInfo, scene);
 
     _playerCache.SetOwnerAndLocal(ownerId, localId);

Ragon.Client/Sources/Handler/LeaveRoomHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal  class LeaveRoomHandler : Handler
+internal class LeaveRoomHandler : IHandler
 {
   private readonly RagonClient _client;
   private readonly RagonListenerList _listenerList;
@@ -35,7 +35,7 @@ internal  class LeaveRoomHandler : Handler
     _entityCache = entityCache;
   }
 
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {    
     _listenerList.OnLeft();
     _entityCache.Cleanup();

Ragon.Client/Sources/Handler/LoadSceneHandler.cs

@@ -18,7 +18,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal class SceneLoadHandler: Handler
+internal class SceneLoadHandler: IHandler
 {
   private readonly RagonClient _client;
   private readonly RagonListenerList _listenerList;
@@ -32,9 +32,9 @@ internal class SceneLoadHandler: Handler
     _listenerList = listenerList;
   }
   
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var sceneName = buffer.ReadString();
+    var sceneName = reader.ReadString();
     var room = _client.Room;
     
     room.Cleanup();

Ragon.Client/Sources/Handler/OwnershipRoomHandler.cs

@@ -19,12 +19,12 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal  class OwnershipRoomHandler: Handler
+internal class OwnershipRoomHandler : IHandler
 {
   private readonly RagonListenerList _listenerList;
   private readonly RagonPlayerCache _playerCache;
   private readonly RagonEntityCache _entityCache;
-  
+
   public OwnershipRoomHandler(
     RagonListenerList listenerList,
     RagonPlayerCache playerCache,
@@ -34,11 +34,18 @@ internal  class OwnershipRoomHandler: Handler
     _playerCache = playerCache;
     _entityCache = entityCache;
   }
-  
-  public void Handle(RagonBuffer buffer)
+
+  public void Handle(RagonBuffer reader)
   {
-    var newOwnerId = buffer.ReadUShort();
+    var newOwnerId = reader.ReadUShort();
     var player = _playerCache.GetPlayerByPeer(newOwnerId);
+    if (player == null)
+    {
+      RagonLog.Warn($"Player with peerId:{newOwnerId} not found in cache");
+      
+      _playerCache.Dump();
+      return;
+    }
 
     _playerCache.OnOwnershipChanged(newOwnerId);
     _listenerList.OnOwnershipChanged(player);

Ragon.Client/Sources/Handler/PlayerJoinHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal class PlayerJoinHandler : Handler
+internal class PlayerJoinHandler : IHandler
 {
   private RagonPlayerCache _playerCache;
   private RagonListenerList _listenerList;
@@ -33,11 +33,11 @@ internal class PlayerJoinHandler : Handler
     _listenerList = listenerList;
   }
 
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var playerPeerId = buffer.ReadUShort();
-    var playerId = buffer.ReadString();
-    var playerName = buffer.ReadString();
+    var playerPeerId = reader.ReadUShort();
+    var playerId = reader.ReadString();
+    var playerName = reader.ReadString();
 
     _playerCache.AddPlayer(playerPeerId, playerId, playerName);
 
@@ -45,6 +45,6 @@ internal class PlayerJoinHandler : Handler
     if (player != null)
       _listenerList.OnPlayerJoined(player);
     else
-      RagonLog.Trace($"[Joined] {playerId}");
+      RagonLog.Warn($"Player with Id:{playerId} not found in cache");
   }
 }

Ragon.Client/Sources/Handler/PlayerLeftHandler.cs

@@ -19,7 +19,7 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal class PlayerLeftHandler : Handler
+internal class PlayerLeftHandler : IHandler
 {
   private RagonPlayerCache _playerCache;
   private RagonEntityCache _entityCache;
@@ -36,20 +36,20 @@ internal class PlayerLeftHandler : Handler
     _listenerList = listenerList;
   }
 
-  public void Handle(RagonBuffer buffer)
+  public void Handle(RagonBuffer reader)
   {
-    var playerId = buffer.ReadString();
+    var playerId = reader.ReadString();
     var player = _playerCache.GetPlayerById(playerId);
     if (player != null)
     {
       _playerCache.RemovePlayer(playerId);
       _listenerList.OnPlayerLeft(player);
 
-      var entities = buffer.ReadUShort();
+      var entities = reader.ReadUShort();
       var toDeleteIds = new ushort[entities];
       for (var i = 0; i < entities; i++)
       {
-        var entityId = buffer.ReadUShort();
+        var entityId = reader.ReadUShort();
         toDeleteIds[i] = entityId;
       }
 
@@ -57,5 +57,9 @@ internal class PlayerLeftHandler : Handler
       foreach (var id in toDeleteIds)
         _entityCache.OnDestroy(id, emptyPayload);
     }
+    else
+    {
+      RagonLog.Warn($"Player with Id:{playerId} not found in cache");
+    }
   }
 }

Ragon.Client/Sources/Handler/PlayerUserDataHandler.cs

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2024 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Ragon.Protocol;
+
+namespace Ragon.Client
+{
+
+  internal class PlayerUserDataHandler: IHandler
+  {
+    private RagonPlayerCache _playerCache;
+    private RagonListenerList _listenerList;
+
+    public PlayerUserDataHandler(
+      RagonPlayerCache playerCache,
+      RagonListenerList listenerList
+    )
+    {
+      _playerCache = playerCache;
+      _listenerList = listenerList;
+    }
+    public void Handle(RagonBuffer reader)
+    {
+      var playerPeerId = reader.ReadUShort();
+      var player = _playerCache.GetPlayerByPeer(playerPeerId);
+
+      if (player != null)
+      {
+        player.UserData.Read(reader);
+        
+        _listenerList.OnPlayerUserData(player);
+        
+        return;
+      }
+      
+      RagonLog.Warn("Received user data for unknown player.");
+    }
+  }
+}

Ragon.Client/Sources/Handler/RoomDataHandler.cs

@@ -0,0 +1,56 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+using Ragon.Protocol;
+
+namespace Ragon.Client;
+
+internal class RoomDataHandler: IHandler
+{
+  private readonly RagonListenerList _listeners;
+  private readonly RagonPlayerCache _playerCache;
+    
+  public RoomDataHandler(
+    RagonPlayerCache playerCache,
+    RagonListenerList listeners)
+  {
+    _playerCache = playerCache;
+    _listeners = listeners;
+  }
+
+  public void Handle(RagonBuffer reader)
+  {
+    var rawData = reader.RawData;
+    var peerId = (ushort)(rawData[1] + (rawData[2] << 8));
+    var player = _playerCache.GetPlayerByPeer(peerId);
+    
+    if (player == null)
+    {
+      RagonLog.Error($"Player with peerId:{peerId} not found");
+      
+      _playerCache.Dump();
+      return;
+    }
+    
+    var headerSize = 3;
+    var payload = new byte[rawData.Length - headerSize];
+    
+    Array.Copy(rawData, headerSize, payload, 0, payload.Length);
+    
+    _listeners.OnData(player, payload);
+  }
+}

Ragon.Client/Sources/Handler/RoomEventHandler.cs

@@ -0,0 +1,55 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Ragon.Protocol;
+
+namespace Ragon.Client;
+
+public class RoomEventHandler : IHandler
+{
+  private readonly RagonClient _client;
+  private readonly RagonPlayerCache _playerCache;
+
+  public RoomEventHandler(
+    RagonClient client,
+    RagonPlayerCache playerCache
+  )
+  {
+    _client = client;
+    _playerCache = playerCache;
+  }
+
+  public void Handle(RagonBuffer buffer)
+  {
+    var eventCode = buffer.ReadUShort();
+    var peerId = buffer.ReadUShort();
+    var executionMode = (RagonReplicationMode)buffer.ReadByte();
+
+    var player = _playerCache.GetPlayerByPeer(peerId);
+    if (player == null)
+    {
+      RagonLog.Error($"Player with peerId:{peerId} not found as owner of event with code:{eventCode}");
+      
+      _playerCache.Dump();
+      return;
+    }
+
+    if (player.IsLocal && executionMode == RagonReplicationMode.LocalAndServer)
+      return;
+
+    _client.Room.HandleEvent(eventCode, player, buffer);
+  }
+}

Ragon.Client/Sources/Handler/RoomListHandler.cs

@@ -0,0 +1,43 @@
+using Ragon.Protocol;
+
+namespace Ragon.Client;
+
+internal class RoomListHandler: IHandler
+{
+  private RagonListenerList _listenerList;
+  private RagonSession _session;
+  
+  public RoomListHandler(RagonSession session, RagonListenerList list)
+  {
+    _session = session;
+    _listenerList = list;
+  }
+  
+  public void Handle(RagonBuffer reader)
+  {
+    var roomCount = reader.ReadUShort();
+    var roomList = new RagonRoomInformation[roomCount];
+    for (int i = 0; i < roomCount; i++)
+    {
+      var id = reader.ReadString();
+      var scene = reader.ReadString();
+      var maxPlayers = reader.ReadUShort();
+      var minPlayers = reader.ReadUShort();
+      var players = reader.ReadUShort();
+
+      var roomInfo = new RagonRoomInformation()
+      {
+        Id = id,
+        Scene = scene,
+        PlayerCount = players,
+        PlayerMax = maxPlayers,
+        PlayerMin = minPlayers,
+        Properties = new Dictionary<string, byte[]>() 
+      };
+      
+      roomList[i] = roomInfo;
+    }
+    
+    _listenerList.OnRoomList(roomList);
+  }
+}

Ragon.Client/Sources/Handler/RoomUserDataHandler.cs

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2024 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Ragon.Protocol;
+
+namespace Ragon.Client
+{
+  internal class RoomUserDataHandler : IHandler
+  {
+    private readonly RagonClient _client;
+    private readonly RagonListenerList _listenerList;
+
+    public RoomUserDataHandler(RagonClient client, RagonListenerList listenerList)
+    {
+      _client = client;
+      _listenerList = listenerList;
+    }
+
+    public void Handle(RagonBuffer reader)
+    {
+      _client.Room?.HandleUserData(reader);
+      _listenerList.OnRoomUserData();
+    }
+  }
+}

Ragon.Client/Sources/Handler/SnapshotHandler.cs

@@ -20,14 +20,14 @@ using Ragon.Protocol;
 
 namespace Ragon.Client;
 
-internal class SnapshotHandler : Handler
+internal class SnapshotHandler : IHandler
 {
   private readonly IRagonEntityListener _entityListener;
   private readonly RagonClient _client;
   private readonly RagonListenerList _listenerList;
   private readonly RagonEntityCache _entityCache;
   private readonly RagonPlayerCache _playerCache;
-
+  
   public SnapshotHandler(
     RagonClient ragonClient,
     RagonListenerList listenerList,
@@ -45,6 +45,7 @@ internal class SnapshotHandler : Handler
 
   public void Handle(RagonBuffer buffer)
   {
+    var entities = new List<RagonEntity>();
     var playersCount = buffer.ReadUShort();
     RagonLog.Trace("Players: " + playersCount);
     for (var i = 0; i < playersCount; i++)
@@ -70,25 +71,28 @@ internal class SnapshotHandler : Handler
       var player = _playerCache.GetPlayerByPeer(ownerPeerId);
       if (player == null)
       {
-        RagonLog.Error($"Player not found with peerId: ${ownerPeerId}");
+        RagonLog.Error($"Player not found with peerId: {ownerPeerId}");
+
+        _playerCache.Dump();
         return;
       }
 
       var hasAuthority = _playerCache.Local.Id == player.Id;
       var entity = _entityCache.TryGetEntity(0, entityType, 0, entityId, hasAuthority, out _);
-      
+      var payload = RagonPayload.Empty;
       if (payloadSize > 0)
       {
-        var payload = new RagonPayload(payloadSize);
+        payload = new RagonPayload(payloadSize);
         payload.Read(buffer);
-       
-        entity.AttachPayload(payload);
       }
       
+      entity.Prepare(_client, entityId, entityType, hasAuthority, player, payload);
+      
       _entityListener.OnEntityCreated(entity);
       
       entity.Read(buffer);
-      entity.Attach(_client, entityId, entityType, hasAuthority, player);
+      
+      entities.Add(entity);
     }
 
     var staticEntities = buffer.ReadUShort();
@@ -104,26 +108,30 @@ internal class SnapshotHandler : Handler
       var player = _playerCache.GetPlayerByPeer(ownerPeerId);
       if (player == null)
       {
-        RagonLog.Error($"Player not found with peerId: ${ownerPeerId}");
+        RagonLog.Error($"Player not found with peerId: {ownerPeerId}");
+        
+        _playerCache.Dump();
         return;
       }
 
       var hasAuthority = _playerCache.Local.Id == player.Id;
       var entity = _entityCache.TryGetEntity(0, entityType, staticId, entityId, hasAuthority, out _);
-
-      _entityListener.OnEntityCreated(entity);
       
+      entity.Prepare(_client, entityId, entityType, hasAuthority, player, RagonPayload.Empty);
       entity.Read(buffer);
-      entity.Attach(_client, entityId, entityType, hasAuthority, player);
+      
+      entities.Add(entity);
     }
 
     if (_client.Status == RagonStatus.LOBBY)
     { 
       _client.SetStatus(RagonStatus.ROOM);
-      
       _listenerList.OnJoined();
     }
 
+    foreach (var entity in entities)
+      entity.Attach();
+
     _listenerList.OnSceneLoaded();
   }
 }

Ragon.Client/Sources/Handler/TimestampHandler.cs

@@ -0,0 +1,21 @@
+using Ragon.Protocol;
+
+namespace Ragon.Client;
+
+public class TimestampHandler: IHandler
+{
+  private readonly RagonClient _client;
+  public TimestampHandler(RagonClient client)
+  {
+    _client = client;
+  }
+  
+  public void Handle(RagonBuffer buffer)
+  {
+    var timestamp0 = buffer.Read(32); 
+    var timestamp1 = buffer.Read(32);
+    var value = new DoubleToUInt { Int0 = timestamp0, Int1 = timestamp1 };
+    
+    _client.SetTimestamp(value.Double);
+  }
+}

Ragon.Client/Sources/IRagonConnection.cs

@@ -18,5 +18,5 @@ namespace Ragon.Client;
 
 public interface IRagonConnection
 {
- 
+  public void Close();
 }

Ragon.Client/Sources/IUserData.cs

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2024 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Ragon.Protocol;
+
+namespace Ragon.Client;
+
+public interface IUserData
+{
+  public byte[] this[string key] { get; set; }
+  bool Dirty { get; }
+  void Read(RagonBuffer buffer);
+  void Write(RagonBuffer buffer);
+}

Ragon.Client/Sources/Listener/IRagonDataListener.cs

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace Ragon.Client;
+
+public interface IRagonDataListener
+{
+  public void OnData(RagonPlayer player, byte[] data);
+}

Ragon.Client/Sources/Listener/IRagonListener.cs

@@ -25,7 +25,10 @@ namespace Ragon.Client
     IRagonSceneListener, 
     IRagonOwnershipChangedListener,
     IRagonPlayerJoinListener, 
-    IRagonPlayerLeftListener
+    IRagonPlayerLeftListener,
+    IRagonRoomListListener,
+    IRagonRoomUserDataListener,
+    IRagonPlayerUserDataListener
   {
     
   }

Ragon.Client/Sources/Listener/IRagonPlayerUserDataListener.cs

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace Ragon.Client;
+
+public interface IRagonPlayerUserDataListener
+{
+  void OnPlayerUserDataUpdated(RagonClient client, RagonPlayer player);
+}

Ragon.Client/Sources/Listener/IRagonRoomListListener.cs

@@ -0,0 +1,6 @@
+namespace Ragon.Client;
+
+public interface IRagonRoomListListener
+{
+  public void OnRoomListUpdate(IReadOnlyList<RagonRoomInformation> roomsInfos);
+}

Ragon.Client/Sources/Listener/IRagonRoomUserDataListener.cs

@@ -0,0 +1,6 @@
+namespace Ragon.Client;
+
+public interface IRagonRoomUserDataListener
+{
+  public void OnUserDataUpdated(RagonClient client);
+}

Ragon.Client/Sources/RagonClient.cs

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ * Copyright 2023-2024 Eduard Kargin <kargin.eduard@gmail.com>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,20 +24,22 @@ namespace Ragon.Client
     private readonly NetworkStatistics _stats;
     private IRagonEntityListener _entityListener;
     private IRagonSceneCollector _sceneCollector;
-    private Handler[] _handlers;
+    private IHandler[] _handlers;
     private RagonBuffer _readBuffer;
     private RagonBuffer _writeBuffer;
     private RagonRoom _room;
     private RagonSession _session;
-    private RagonListenerList listeners;
+    private RagonListenerList _listeners;
     private RagonPlayerCache _playerCache;
     private RagonEntityCache _entityCache;
     private RagonEventCache _eventCache;
     private RagonStatus _status;
 
+    private double _serverTimestamp;
     private float _replicationRate = 0;
     private float _replicationTime = 0;
 
+    public double ServerTimestamp => _serverTimestamp;
     public IRagonConnection Connection => _connection;
     public RagonStatus Status => _status;
     public RagonSession Session => _session;
@@ -54,13 +56,13 @@ namespace Ragon.Client
 
     public RagonClient(INetworkConnection connection, int rate)
     {
+      _listeners = new RagonListenerList(this);
+
       _connection = connection;
       _connection.OnData += OnData;
       _connection.OnConnected += OnConnected;
       _connection.OnDisconnected += OnDisconnected;
 
-      listeners = new RagonListenerList(this);
-
       _replicationRate = (1000.0f / rate) / 1000.0f;
       _replicationTime = 0;
 
@@ -96,27 +98,37 @@ namespace Ragon.Client
 
       _writeBuffer = new RagonBuffer();
       _readBuffer = new RagonBuffer();
-      _session = new RagonSession(this, _readBuffer);
-
       _playerCache = new RagonPlayerCache();
+      _session = new RagonSession(this, _writeBuffer);
       _entityCache = new RagonEntityCache(this, _playerCache, _sceneCollector);
 
-      _handlers = new Handler[byte.MaxValue];
-      _handlers[(byte)RagonOperation.AUTHORIZED_SUCCESS] = new AuthorizeSuccessHandler(this, listeners);
-      _handlers[(byte)RagonOperation.AUTHORIZED_FAILED] = new AuthorizeFailedHandler(listeners);
-      _handlers[(byte)RagonOperation.JOIN_SUCCESS] = new JoinSuccessHandler(this, _readBuffer, listeners, _playerCache, _entityCache);
-      _handlers[(byte)RagonOperation.JOIN_FAILED] = new JoinFailedHandler(listeners);
-      _handlers[(byte)RagonOperation.LEAVE_ROOM] = new LeaveRoomHandler(this, listeners, _entityCache);
-      _handlers[(byte)RagonOperation.OWNERSHIP_ROOM_CHANGED] = new OwnershipRoomHandler(listeners, _playerCache, _entityCache);
-      _handlers[(byte)RagonOperation.OWNERSHIP_ENTITY_CHANGED] = new EntityOwnershipHandler(listeners, _playerCache, _entityCache);
-      _handlers[(byte)RagonOperation.PLAYER_JOINED] = new PlayerJoinHandler(_playerCache, listeners);
-      _handlers[(byte)RagonOperation.PLAYER_LEAVED] = new PlayerLeftHandler(_entityCache, _playerCache, listeners);
-      _handlers[(byte)RagonOperation.LOAD_SCENE] = new SceneLoadHandler(this, listeners);
-      _handlers[(byte)RagonOperation.CREATE_ENTITY] = new EntityCreateHandler(this, _playerCache, _entityCache, _entityListener);
+      _handlers = new IHandler[byte.MaxValue];
+      _handlers[(byte)RagonOperation.AUTHORIZED_SUCCESS] = new AuthorizeSuccessHandler(this, _listeners);
+      _handlers[(byte)RagonOperation.AUTHORIZED_FAILED] = new AuthorizeFailedHandler(_listeners);
+      _handlers[(byte)RagonOperation.JOIN_SUCCESS] =
+        new JoinSuccessHandler(this, _listeners, _playerCache, _entityCache);
+      _handlers[(byte)RagonOperation.JOIN_FAILED] = new JoinFailedHandler(_listeners);
+      _handlers[(byte)RagonOperation.LEAVE_ROOM] = new LeaveRoomHandler(this, _listeners, _entityCache);
+      _handlers[(byte)RagonOperation.OWNERSHIP_ROOM_CHANGED] =
+        new OwnershipRoomHandler(_listeners, _playerCache, _entityCache);
+      _handlers[(byte)RagonOperation.OWNERSHIP_ENTITY_CHANGED] =
+        new EntityOwnershipHandler(_listeners, _playerCache, _entityCache);
+      _handlers[(byte)RagonOperation.PLAYER_JOINED] = new PlayerJoinHandler(_playerCache, _listeners);
+      _handlers[(byte)RagonOperation.PLAYER_LEAVED] = new PlayerLeftHandler(_entityCache, _playerCache, _listeners);
+      _handlers[(byte)RagonOperation.LOAD_SCENE] = new SceneLoadHandler(this, _listeners);
+      _handlers[(byte)RagonOperation.CREATE_ENTITY] =
+        new EntityCreateHandler(this, _playerCache, _entityCache, _entityListener);
       _handlers[(byte)RagonOperation.REMOVE_ENTITY] = new EntityRemoveHandler(_entityCache);
       _handlers[(byte)RagonOperation.REPLICATE_ENTITY_STATE] = new StateEntityHandler(_entityCache);
-      _handlers[(byte)RagonOperation.REPLICATE_ENTITY_EVENT] = new EntityEventHandler(this, _playerCache, _entityCache);
-      _handlers[(byte)RagonOperation.SNAPSHOT] = new SnapshotHandler(this, listeners, _entityCache, _playerCache, _entityListener);
+      _handlers[(byte)RagonOperation.REPLICATE_ENTITY_EVENT] = new EntityEventHandler(_playerCache, _entityCache);
+      _handlers[(byte)RagonOperation.REPLICATE_ROOM_EVENT] = new RoomEventHandler(this, _playerCache);
+      _handlers[(byte)RagonOperation.SNAPSHOT] =
+        new SnapshotHandler(this, _listeners, _entityCache, _playerCache, _entityListener);
+      _handlers[(byte)RagonOperation.TIMESTAMP_SYNCHRONIZATION] = new TimestampHandler(this);
+      _handlers[(byte)RagonOperation.REPLICATE_RAW_DATA] = new RoomDataHandler(_playerCache, _listeners);
+      _handlers[(byte)RagonOperation.ROOM_LIST_UPDATED] = new RoomListHandler(_session, _listeners);
+      _handlers[(byte)RagonOperation.ROOM_DATA_UPDATED] = new RoomUserDataHandler(this, _listeners);
+      _handlers[(byte)RagonOperation.PLAYER_DATA_UPDATED] = new PlayerUserDataHandler(_playerCache, _listeners);
 
       var protocolRaw = RagonVersion.Parse(protocol);
       _connection.Connect(address, port, protocolRaw);
@@ -138,47 +150,62 @@ namespace Ragon.Client
         _replicationTime += dt;
         if (_replicationTime >= _replicationRate)
         {
-          _entityCache.WriteState(_readBuffer);
           _replicationTime = 0;
+          _entityCache.WriteState(_writeBuffer);
+
+          SendTimestamp();
+          SendRoomUserData();
+          SendPlayerUserData();
         }
 
         _stats.Update(_connection.BytesSent, _connection.BytesReceived, _connection.Ping, dt);
       }
 
-      listeners.Update();
+      _listeners.Update();
       _connection.Update();
     }
 
     public void Dispose()
     {
-      _status = RagonStatus.DISCONNECTED;
-      _connection.Disconnect();
+      if (_status != RagonStatus.DISCONNECTED)
+      {
+        _status = RagonStatus.DISCONNECTED;
+        _connection.Disconnect();
+      }
+
       _connection.Dispose();
     }
 
-    public void AddListener(IRagonListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonAuthorizationListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonConnectionListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonFailedListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonJoinListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonLeftListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonOwnershipChangedListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonPlayerJoinListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonPlayerLeftListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonSceneListener listener) => listeners.Add(listener);
-    public void AddListener(IRagonSceneRequestListener listener) => listeners.Add(listener);
-
-    public void RemoveListener(IRagonListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonAuthorizationListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonConnectionListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonFailedListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonJoinListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonLeftListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonOwnershipChangedListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonPlayerJoinListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonPlayerLeftListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonSceneListener listener) => listeners.Remove(listener);
-    public void RemoveListener(IRagonSceneRequestListener listener) => listeners.Remove(listener);
+    public void AddListener(IRagonListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonAuthorizationListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonConnectionListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonFailedListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonJoinListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonLeftListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonOwnershipChangedListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonPlayerJoinListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonPlayerLeftListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonSceneListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonSceneRequestListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonDataListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonRoomListListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonPlayerUserDataListener listener) => _listeners.Add(listener);
+    public void AddListener(IRagonRoomUserDataListener listener) => _listeners.Add(listener);
+    public void RemoveListener(IRagonListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonAuthorizationListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonConnectionListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonFailedListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonJoinListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonLeftListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonOwnershipChangedListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonPlayerJoinListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonPlayerLeftListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonSceneListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonSceneRequestListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonDataListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonRoomListListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonRoomUserDataListener listener) => _listeners.Remove(listener);
+    public void RemoveListener(IRagonPlayerUserDataListener listener) => _listeners.Remove(listener);
 
     #endregion
 
@@ -186,6 +213,7 @@ namespace Ragon.Client
 
     internal void AssignRoom(RagonRoom room)
     {
+      _room?.Dispose();
       _room = room;
     }
 
@@ -194,15 +222,66 @@ namespace Ragon.Client
       _status = status;
     }
 
+    internal void SetTimestamp(double time)
+    {
+      _serverTimestamp = time;
+    }
+
     #endregion
 
     #region PRIVATE
 
+    private void SendTimestamp()
+    {
+      var timestamp = RagonTime.CurrentTimestamp();
+      var value = new DoubleToUInt()
+      {
+        Double = timestamp,
+      };
+
+      _writeBuffer.Clear();
+      _writeBuffer.WriteOperation(RagonOperation.TIMESTAMP_SYNCHRONIZATION);
+      _writeBuffer.Write(value.Int0, 32);
+      _writeBuffer.Write(value.Int1, 32);
+    }
+
+    private void SendRoomUserData()
+    {
+      if (_room == null) return;
+
+      var props = _room.UserData;
+      if (!props.Dirty) return;
+
+      _writeBuffer.Clear();
+      _writeBuffer.WriteOperation(RagonOperation.ROOM_DATA_UPDATED);
+
+      props.Write(_writeBuffer);
+
+      var sendData = _writeBuffer.ToArray();
+      _connection.Reliable.Send(sendData);
+    }
+
+    private void SendPlayerUserData()
+    {
+      if (_playerCache.Local == null) return;
+
+      var props = _playerCache.Local.UserData;
+      if (!props.Dirty) return;
+
+      _writeBuffer.Clear();
+      _writeBuffer.WriteOperation(RagonOperation.PLAYER_DATA_UPDATED);
+
+      props.Write(_writeBuffer);
+
+      var sendData = _writeBuffer.ToArray();
+      _connection.Reliable.Send(sendData);
+    }
+
     private void OnConnected()
     {
       RagonLog.Trace("Connected");
 
-      listeners.OnConnected();
+      _listeners.OnConnected();
       _status = RagonStatus.CONNECTED;
     }
 
@@ -210,11 +289,11 @@ namespace Ragon.Client
     {
       RagonLog.Trace($"Disconnected: {reason}");
 
-      listeners.OnDisconnected(reason);
+      _listeners.OnDisconnected(reason);
       _status = RagonStatus.DISCONNECTED;
     }
 
-    public void OnData(byte[] data)
+    private void OnData(byte[] data)
     {
       _readBuffer.Clear();
       _readBuffer.FromArray(data);

Ragon.Client/Sources/RagonEntityCache.cs

@@ -83,12 +83,14 @@ public sealed class RagonEntityCache
 
   public void Destroy(RagonEntity entity, RagonPayload destroyPayload)
   {
-    if (!entity.IsAttached)
+    if (!entity.IsAttached && !entity.HasAuthority)
     {
-      RagonLog.Warn("Can't destroy object, he is not created");
+      RagonLog.Warn("Can't destroy object");
       return;
     }
 
+    entity.SetReplication(false);
+
     var buffer = _client.Buffer;
 
     buffer.Clear();
@@ -114,7 +116,7 @@ public sealed class RagonEntityCache
     foreach (var ent in _entityList)
     {
       if (!ent.IsAttached ||
-          !ent.Replication ||
+          !ent.IsReplicated ||
           !ent.PropertiesChanged) continue;
 
       ent.Write(buffer);
@@ -166,7 +168,7 @@ public sealed class RagonEntityCache
     _entityMap.Clear();
     _entityList.Clear();
   }
-  
+
   internal RagonEntity TryGetEntity(ushort attachId, ushort entityType, ushort sceneId, ushort entityId, bool hasAuthority, out bool hasCreated)
   {
     if (sceneId > 0)
@@ -177,36 +179,33 @@ public sealed class RagonEntityCache
 
         if (hasAuthority)
           _entityList.Add(sceneEntity);
-        
+
         hasCreated = false;
-        
+
         return sceneEntity;
       }
     }
 
-    if (_pendingEntities.TryGetValue(attachId, out var pendingEntity))
+    if (_pendingEntities.TryGetValue(attachId, out var pendingEntity) && hasAuthority)
     {
       _pendingEntities.Remove(attachId);
       _entityMap.Add(entityId, pendingEntity);
-
-      if (hasAuthority)
-        _entityList.Add(pendingEntity);
+      _entityList.Add(pendingEntity);
 
       hasCreated = false;
 
       return pendingEntity;
     }
 
-
     var entity = new RagonEntity(entityType, sceneId);
-    
+
     _entityMap.Add(entityId, entity);
-    
+
     if (hasAuthority)
       _entityList.Add(entity);
 
     hasCreated = true;
-    
+
     return entity;
   }
 
@@ -219,6 +218,7 @@ public sealed class RagonEntityCache
       _entityList.Remove(entity);
 
       entity.Detach(payload);
+      entity.Dispose();
     }
   }
 

Ragon.Client/Sources/RagonListenerList.cs

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ * Copyright 2023-2024 Eduard Kargin <kargin.eduard@gmail.com>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -31,13 +31,17 @@ namespace Ragon.Client
     private readonly List<IRagonOwnershipChangedListener> _ownershipChangedListeners = new();
     private readonly List<IRagonPlayerJoinListener> _playerJoinListeners = new();
     private readonly List<IRagonPlayerLeftListener> _playerLeftListeners = new();
+    private readonly List<IRagonDataListener> _dataListeners = new();
+    private readonly List<IRagonRoomListListener> _roomListListeners = new();
+    private readonly List<IRagonRoomUserDataListener> _roomUserDataListeners = new();
+    private readonly List<IRagonPlayerUserDataListener> _playerUserDataListeners = new();
     private readonly List<Action> _delayedActions = new();
-    
+
     public RagonListenerList(RagonClient client)
     {
       _client = client;
     }
-    
+
     public void Add(IRagonListener listener)
     {
       _authorizationListeners.Add(listener);
@@ -49,6 +53,8 @@ namespace Ragon.Client
       _ownershipChangedListeners.Add(listener);
       _playerJoinListeners.Add(listener);
       _playerLeftListeners.Add(listener);
+      _roomUserDataListeners.Add(listener);
+      _playerUserDataListeners.Add(listener);
     }
 
     public void Remove(IRagonListener listener)
@@ -64,6 +70,8 @@ namespace Ragon.Client
         _ownershipChangedListeners.Remove(listener);
         _playerJoinListeners.Remove(listener);
         _playerLeftListeners.Remove(listener);
+        _roomUserDataListeners.Remove(listener);
+        _playerUserDataListeners.Remove(listener);
       });
     }
 
@@ -71,124 +79,162 @@ namespace Ragon.Client
     {
       foreach (var action in _delayedActions)
         action.Invoke();
-      
+
       _delayedActions.Clear();
     }
-    
-    
+
+    public void Add(IRagonDataListener dataListener)
+    {
+      _dataListeners.Add(dataListener);
+    }
+
     public void Add(IRagonAuthorizationListener listener)
     {
       _authorizationListeners.Add(listener);
     }
-    
+
     public void Add(IRagonSceneRequestListener listener)
     {
       _sceneRequestListeners.Add(listener);
     }
-    
+
     public void Add(IRagonConnectionListener listener)
     {
       _connectionListeners.Add(listener);
     }
-    
+
     public void Add(IRagonFailedListener listener)
     {
       _failedListeners.Add(listener);
     }
-    
+
     public void Add(IRagonJoinListener listener)
     {
       _joinListeners.Add(listener);
     }
-    
-    public void Add(IRagonLeftListener  listener)
+
+    public void Add(IRagonLeftListener listener)
     {
       _leftListeners.Add(listener);
     }
-    
-    public void Add(IRagonSceneListener  listener)
+
+    public void Add(IRagonSceneListener listener)
     {
       _sceneListeners.Add(listener);
     }
-    
-    public void Add(IRagonOwnershipChangedListener  listener)
+
+    public void Add(IRagonOwnershipChangedListener listener)
     {
       _ownershipChangedListeners.Add(listener);
     }
 
-    public void Add(IRagonPlayerJoinListener  listener)
+    public void Add(IRagonPlayerJoinListener listener)
     {
       _playerJoinListeners.Add(listener);
     }
-    
-    public void Add(IRagonPlayerLeftListener  listener)
+
+    public void Add(IRagonPlayerLeftListener listener)
     {
       _playerLeftListeners.Add(listener);
     }
 
+    public void Add(IRagonRoomListListener listener)
+    {
+      _roomListListeners.Add(listener);
+    }
+
+    public void Add(IRagonRoomUserDataListener listener)
+    {
+      _roomUserDataListeners.Add(listener);
+    }
+    
+    public void Add(IRagonPlayerUserDataListener listener)
+    {
+      _playerUserDataListeners.Add(listener);
+    }
+
+    public void Remove(IRagonDataListener listener)
+    {
+      _delayedActions.Add(() => _dataListeners.Remove(listener));
+    }
+
     public void Remove(IRagonSceneRequestListener listener)
     {
       _delayedActions.Add(() => _sceneRequestListeners.Remove(listener));
     }
-    
+
     public void Remove(IRagonAuthorizationListener listener)
     {
       _delayedActions.Add(() => _authorizationListeners.Remove(listener));
     }
-    
+
     public void Remove(IRagonConnectionListener listener)
     {
-      
       _delayedActions.Add(() => _connectionListeners.Remove(listener));
     }
-    
+
     public void Remove(IRagonFailedListener listener)
     {
       _delayedActions.Add(() => _failedListeners.Remove(listener));
     }
-    
+
     public void Remove(IRagonJoinListener listener)
     {
       _delayedActions.Add(() => _joinListeners.Remove(listener));
     }
-    
-    public void Remove(IRagonLeftListener  listener)
+
+    public void Remove(IRagonLeftListener listener)
     {
       _delayedActions.Add(() => _leftListeners.Remove(listener));
     }
-    
-    public void Remove(IRagonSceneListener  listener)
+
+    public void Remove(IRagonSceneListener listener)
     {
       _delayedActions.Add(() => _sceneListeners.Remove(listener));
     }
-    
-    public void Remove(IRagonOwnershipChangedListener  listener)
+
+    public void Remove(IRagonOwnershipChangedListener listener)
     {
       _delayedActions.Add(() => _ownershipChangedListeners.Remove(listener));
     }
 
-    public void Remove(IRagonPlayerJoinListener  listener)
+    public void Remove(IRagonPlayerJoinListener listener)
     {
       _delayedActions.Add(() => _playerJoinListeners.Remove(listener));
     }
-    
-    public void Remove(IRagonPlayerLeftListener  listener)
+
+    public void Remove(IRagonPlayerLeftListener listener)
     {
       _delayedActions.Add(() => _playerLeftListeners.Remove(listener));
     }
 
+    public void Remove(IRagonRoomListListener listener)
+    {
+      _delayedActions.Add(() => _roomListListeners.Remove(listener));
+    }
+
+    public void Remove(IRagonRoomUserDataListener listener)
+    {
+      _delayedActions.Add(() => _roomUserDataListeners.Remove(listener));
+    }
+    
+    public void Remove(IRagonPlayerUserDataListener listener)
+    {
+      _delayedActions.Add(() => _playerUserDataListeners.Remove(listener));
+    }
+
     public void OnAuthorizationSuccess(string playerId, string playerName, string payload)
     {
       foreach (var listener in _authorizationListeners)
         listener.OnAuthorizationSuccess(_client, playerId, playerName);
     }
-    
+
     public void OnAuthorizationFailed(string message)
     {
       foreach (var listener in _authorizationListeners)
         listener.OnAuthorizationFailed(_client, message);
     }
-    
+
     public void OnLeft()
     {
       foreach (var listener in _leftListeners)
@@ -224,7 +270,7 @@ namespace Ragon.Client
       foreach (var listener in _sceneListeners)
         listener.OnSceneLoaded(_client);
     }
-    
+
     public void OnSceneRequest(string sceneName)
     {
       foreach (var listener in _sceneRequestListeners)
@@ -248,5 +294,29 @@ namespace Ragon.Client
       foreach (var listener in _connectionListeners)
         listener.OnDisconnected(_client, disconnect);
     }
+
+    public void OnData(RagonPlayer player, byte[] data)
+    {
+      foreach (var listener in _dataListeners)
+        listener.OnData(player, data);
+    }
+
+    public void OnRoomList(RagonRoomInformation[] roomInfos)
+    {
+      foreach (var listListener in _roomListListeners)
+        listListener.OnRoomListUpdate(roomInfos);
+    }
+
+    public void OnRoomUserData()
+    {
+      foreach (var userDataListener in _roomUserDataListeners)
+        userDataListener.OnUserDataUpdated(_client);
+    }
+
+    public void OnPlayerUserData(RagonPlayer player)
+    {
+      foreach(var playerUserDataListener in _playerUserDataListeners)
+        playerUserDataListener.OnPlayerUserDataUpdated(_client, player);
+    }
   }
 }

Ragon.Client/Sources/RagonPlayer.cs

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ * Copyright 2023-2024 Eduard Kargin <kargin.eduard@gmail.com>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,6 +24,7 @@ namespace Ragon.Client
     public ushort PeerId { get; set; }
     public bool IsRoomOwner { get; set; }
     public bool IsLocal { get; set; }
+    public IUserData UserData { get; private set; }
     
     public RagonPlayer(ushort peerId, string playerId, string name, bool isRoomOwner, bool isLocal)
     {
@@ -32,6 +33,7 @@ namespace Ragon.Client
       IsLocal = isLocal;
       Name = name;
       Id = playerId;
-    } 
+      UserData = isLocal ? new RagonUserData() : new RagonUserDataReadOnly();
+    }
   }
 }

Ragon.Client/Sources/RagonPlayerCache.cs

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ * Copyright 2023-2024 Eduard Kargin <kargin.eduard@gmail.com>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -26,9 +26,22 @@ public sealed class RagonPlayerCache
   public RagonPlayer Owner { get; private set; }
   public RagonPlayer Local { get; private set; }
   public bool IsRoomOwner => _ownerId == _localId;
-  
-  public RagonPlayer? GetPlayerById(string playerId) => _playersById[playerId];
-  public RagonPlayer? GetPlayerByPeer(ushort peerId) => _playersByConnection[peerId];
+
+  public RagonPlayer? GetPlayerById(string playerId)
+  {
+    if (_playersById.TryGetValue(playerId, out var player))
+      return player;
+
+    return null;
+  }
+
+  public RagonPlayer? GetPlayerByPeer(ushort peerId)
+  {
+    if (_playersByConnection.TryGetValue(peerId, out var player))
+      return player;
+
+    return null;
+  }
 
   private string _ownerId;
   private string _localId;
@@ -91,4 +104,14 @@ public sealed class RagonPlayerCache
     _playersByConnection.Clear();
     _playersById.Clear();
   }
+
+  public void Dump()
+  {
+    RagonLog.Trace("Players: ");
+    RagonLog.Trace("[Connection] [ID] [Name]");
+    foreach (var player in _players)
+    {
+      RagonLog.Trace($"[{player.PeerId}] {player.Id} {player.Name}");
+    }
+  }
 }

Ragon.Client/Sources/RagonRoom.cs

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ * Copyright 2023-2024 Eduard Kargin <kargin.eduard@gmail.com>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,36 +14,78 @@
  * limitations under the License.
  */
 
+using Ragon.Protocol;
+
 namespace Ragon.Client
 {
-  public class RagonRoom
+  public class RagonRoom : IDisposable
   {
-    private RagonClient _client;
-    private RagonScene _scene;
-    private RagonEntityCache _entityCache;
-    private RagonPlayerCache _playerCache;
-    private RagonRoomInformation _information;
+    private class EventSubscription : IDisposable
+    {
+      private List<Action<RagonPlayer, IRagonEvent>> _callbacks;
+      private List<Action<RagonPlayer, IRagonEvent>> _localCallbacks;
+      private Action<RagonPlayer, IRagonEvent> _callback;
 
-    public string Id => _information.RoomId;
-    public int MinPlayers => _information.Min;
-    public int MaxPlayers => _information.Max;
+      public EventSubscription(
+        List<Action<RagonPlayer, IRagonEvent>> callbacks,
+        List<Action<RagonPlayer, IRagonEvent>> localCallbacks,
+        Action<RagonPlayer, IRagonEvent> callback)
+      {
+        _callbacks = callbacks;
+        _localCallbacks = localCallbacks;
+        _callback = callback;
+      }
+
+      public void Dispose()
+      {
+        _callbacks?.Remove(_callback);
+        _localCallbacks?.Remove(_callback);
+
+        _callbacks = null!;
+        _localCallbacks = null!;
+        _callback = null!;
+      }
+    }
+
+    private delegate void OnEventDelegate(RagonPlayer player, RagonBuffer serializer);
+
+    private readonly RagonClient _client;
+    private readonly RagonScene _scene;
+    private readonly RagonEntityCache _entityCache;
+    private readonly RagonPlayerCache _playerCache;
+    private readonly RoomParameters _parameters;
+    private readonly RagonUserData _userData;
+
+    public string Id => _parameters.RoomId;
+    public int MinPlayers => _parameters.Min;
+    public int MaxPlayers => _parameters.Max;
     public string Scene => _scene.Name;
 
     public IReadOnlyList<RagonPlayer> Players => _playerCache.Players;
     public RagonPlayer Local => _playerCache.Local;
     public RagonPlayer Owner => _playerCache.Owner;
-    
+    public RagonUserData UserData => _userData;
+
+    private readonly Dictionary<int, OnEventDelegate> _events = new Dictionary<int, OnEventDelegate>();
+
+    private readonly Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>> _localListeners =
+      new Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>>();
+
+    private readonly Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>> _listeners =
+      new Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>>();
+
     public RagonRoom(RagonClient client,
       RagonEntityCache entityCache,
       RagonPlayerCache playerCache,
-      RagonRoomInformation information,
+      RoomParameters parameters,
       RagonScene scene)
     {
       _client = client;
-      _information = information;
+      _parameters = parameters;
       _entityCache = entityCache;
       _playerCache = playerCache;
       _scene = scene;
+      _userData = new RagonUserData();
     }
 
     internal void Cleanup()
@@ -57,14 +99,79 @@ namespace Ragon.Client
       _scene.Update(sceneName);
     }
 
+    internal void HandleEvent(ushort eventCode, RagonPlayer caller, RagonBuffer buffer)
+    {
+      if (_events.TryGetValue(eventCode, out var evnt))
+        evnt?.Invoke(caller, buffer);
+      else
+        RagonLog.Warn($"Handler event on entity {Id} with eventCode {eventCode} not defined");
+    }
+
+    internal void HandleUserData(RagonBuffer buffer)
+    {
+      _userData.Read(buffer);
+    }
+    
+    public IDisposable OnEvent<TEvent>(Action<RagonPlayer, TEvent> callback) where TEvent : IRagonEvent, new()
+    {
+      var t = new TEvent();
+      var eventCode = _client.Event.GetEventCode(t);
+      var action = (RagonPlayer player, IRagonEvent eventData) => callback.Invoke(player, (TEvent)eventData);
+
+      if (!_listeners.TryGetValue(eventCode, out var callbacks))
+      {
+        callbacks = new List<Action<RagonPlayer, IRagonEvent>>();
+        _listeners.Add(eventCode, callbacks);
+      }
+
+      if (!_localListeners.TryGetValue(eventCode, out var localCallbacks))
+      {
+        localCallbacks = new List<Action<RagonPlayer, IRagonEvent>>();
+        _localListeners.Add(eventCode, localCallbacks);
+      }
+
+      callbacks.Add(action);
+      localCallbacks.Add(action);
+
+      if (!_events.ContainsKey(eventCode))
+      {
+        _events.Add(eventCode, (player, serializer) =>
+        {
+          t.Deserialize(serializer);
+
+          foreach (var callbackListener in callbacks)
+            callbackListener.Invoke(player, t);
+        });
+      }
+
+      return new EventSubscription(callbacks, localCallbacks, action);
+    }
+
     public void LoadScene(string sceneName) => _scene.Load(sceneName);
     public void SceneLoaded() => _scene.SceneLoaded();
 
+    public void ReplicateEvent<TEvent>(TEvent evnt, RagonTarget target, RagonReplicationMode mode)
+      where TEvent : IRagonEvent, new() => _scene.ReplicateEvent(evnt, target, mode);
+
+    public void ReplicateEvent<TEvent>(TEvent evnt, RagonPlayer target, RagonReplicationMode mode)
+      where TEvent : IRagonEvent, new() => _scene.ReplicateEvent(evnt, target, mode);
+
+    public void ReplicateData(byte[] data, bool reliable = false) => _scene.ReplicateData(data, reliable);
+
     public void CreateEntity(RagonEntity entity) => CreateEntity(entity, null);
     public void CreateEntity(RagonEntity entity, RagonPayload payload) => _entityCache.Create(entity, payload);
     public void TransferEntity(RagonEntity entity, RagonPlayer player) => _entityCache.Transfer(entity, player);
 
     public void DestroyEntity(RagonEntity entityId) => DestroyEntity(entityId, null);
     public void DestroyEntity(RagonEntity entityId, RagonPayload payload) => _entityCache.Destroy(entityId, payload);
+
+    public void Dispose()
+    {
+      Cleanup();
+
+      _events.Clear();
+      _listeners.Clear();
+      _localListeners.Clear();
+    }
   }
 }

Ragon.Client/Sources/RagonRoomInformation.cs

@@ -0,0 +1,12 @@
+namespace Ragon.Client
+{
+  public struct RagonRoomInformation
+  {
+    public string Id;
+    public string Scene;
+    public int PlayerMax;
+    public int PlayerMin;
+    public int PlayerCount;
+    public Dictionary<string, byte[]> Properties;
+  }
+}

Ragon.Client/Sources/RagonScene.cs

@@ -67,4 +67,51 @@ public class RagonScene
     var sendData = buffer.ToArray();
     _client.Reliable.Send(sendData);
   }
+
+  internal void ReplicateEvent<TEvent>(TEvent evnt, RagonTarget target, RagonReplicationMode replicationMode)
+    where TEvent : IRagonEvent, new()
+  {
+    var evntId = _client.Event.GetEventCode(evnt);
+    var buffer = _client.Buffer;
+    
+    buffer.Clear();
+    buffer.WriteOperation(RagonOperation.REPLICATE_ROOM_EVENT);
+    buffer.WriteUShort(evntId);
+    buffer.WriteByte((byte)replicationMode);
+    buffer.WriteByte((byte)target);
+    
+    var sendData = buffer.ToArray();
+    _client.Reliable.Send(sendData);
+  }
+  
+  internal void ReplicateEvent<TEvent>(TEvent evnt, RagonPlayer target, RagonReplicationMode replicationMode)
+    where TEvent : IRagonEvent, new()
+  {
+    var evntId = _client.Event.GetEventCode(evnt);
+    var buffer = _client.Buffer;
+
+    buffer.Clear();
+    buffer.WriteOperation(RagonOperation.REPLICATE_ROOM_EVENT);
+    buffer.WriteUShort(evntId);
+    buffer.WriteByte((byte)replicationMode);
+    buffer.WriteByte((byte)RagonTarget.Player);
+    buffer.WriteUShort(target.PeerId);
+
+    evnt.Serialize(buffer);
+
+    var sendData = buffer.ToArray();
+    _client.Reliable.Send(sendData);
+  }
+
+  public void ReplicateData(byte[] data, bool reliable)
+  {
+    var sendData = new byte[data.Length + 1];
+    sendData[0] = (byte) RagonOperation.REPLICATE_RAW_DATA;
+    Array.Copy(data, 0, sendData, 1, data.Length);
+    
+    if (reliable)
+      _client.Reliable.Send(sendData);
+    else
+      _client.Unreliable.Send(sendData);
+  }
 }

Ragon.Client/Sources/RagonSession.cs

@@ -31,11 +31,11 @@ namespace Ragon.Client
 
     public void CreateOrJoin(string sceneName, int minPlayers, int maxPlayers)
     {
-      var parameters = new RagonRoomParameters() {Scene = sceneName, Min = minPlayers, Max = maxPlayers};
+      var parameters = new RagonRoomPayload() {Scene = sceneName, Min = minPlayers, Max = maxPlayers};
       CreateOrJoin(parameters);
     }
     
-    public void CreateOrJoin(RagonRoomParameters parameters)
+    public void CreateOrJoin(RagonRoomPayload parameters)
     {
       _buffer.Clear();
       _buffer.WriteOperation(RagonOperation.JOIN_OR_CREATE_ROOM);
@@ -48,15 +48,15 @@ namespace Ragon.Client
 
     public void Create(string sceneName, int minPlayers, int maxPlayers)
     {
-      Create(null, new RagonRoomParameters() {Scene = sceneName, Min = minPlayers, Max = maxPlayers});
+      Create(null, new RagonRoomPayload() {Scene = sceneName, Min = minPlayers, Max = maxPlayers});
     }
 
-    public void Create(string roomId, string sceneNa, int minPlayers, int maxPlayers)
+    public void Create(string roomId, string sceneName, int minPlayers, int maxPlayers)
     {
-      Create(roomId, new RagonRoomParameters() {Scene = sceneNa, Min = minPlayers, Max = maxPlayers});
+      Create(roomId, new RagonRoomPayload() {Scene = sceneName, Min = minPlayers, Max = maxPlayers});
     }
     
-    public  void Create(string roomId, RagonRoomParameters parameters)
+    public  void Create(string roomId, RagonRoomPayload parameters)
     {
       _buffer.Clear();
       _buffer.WriteOperation(RagonOperation.CREATE_ROOM);

Ragon.Client/Sources/RagonUserData.cs

@@ -0,0 +1,70 @@
+/*
+ * Copyright 2024 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Ragon.Protocol;
+
+namespace Ragon.Client
+{
+  public class RagonUserData: IUserData
+  {
+    public byte[] this[string key]
+    {
+      get => _properties[key];
+      set
+      {
+        _properties[key] = value;
+        
+        _dirty = true;
+      }
+    }
+    public bool Dirty => _dirty;
+
+    private bool _dirty = false;
+    private readonly Dictionary<string, byte[]> _properties = new();
+    
+    public RagonUserData()
+    {
+    }
+
+    public void Read(RagonBuffer buffer)
+    {
+      _properties.Clear();
+      
+      var len = buffer.ReadUShort();
+      for (int i = 0; i < len; i++)
+      {
+        var key = buffer.ReadString();
+        var valueSize = buffer.ReadUShort();
+        var value = buffer.ReadBytes(valueSize);
+
+        _properties[key] = value;
+      }  
+    }
+
+    public void Write(RagonBuffer buffer)
+    {
+      buffer.WriteUShort((ushort)_properties.Count);
+      foreach (var property in _properties)
+      {
+        buffer.WriteString(property.Key);
+        buffer.WriteUShort((ushort) property.Value.Length);
+        buffer.WriteBytes(property.Value);
+      }
+      
+      _dirty = false;
+    }
+  }
+}

Ragon.Client/Sources/RagonUserDataReadOnly.cs

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2024 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Ragon.Protocol;
+
+namespace Ragon.Client;
+
+public class RagonUserDataReadOnly : IUserData
+{
+  public byte[] this[string key]
+  {
+    get => _properties[key];
+    set { }
+  }
+
+  public bool Dirty => _dirty;
+
+  private bool _dirty = false;
+  private readonly Dictionary<string, byte[]> _properties = new();
+
+  public RagonUserDataReadOnly()
+  {
+  }
+
+  public void Write(RagonBuffer buffer)
+  {
+    buffer.WriteUShort((ushort)_properties.Count);
+    foreach (var property in _properties)
+    {
+      buffer.WriteString(property.Key);
+      buffer.WriteUShort((ushort)property.Value.Length);
+      buffer.WriteBytes(property.Value);
+    }
+
+    _dirty = false;
+  }
+
+  public void Read(RagonBuffer buffer)
+  {
+    _properties.Clear();
+
+    var len = buffer.ReadUShort();
+    for (int i = 0; i < len; i++)
+    {
+      var key = buffer.ReadString();
+      var valueSize = buffer.ReadUShort();
+      var value = buffer.ReadBytes(valueSize);
+
+      _properties[key] = value;
+    }
+  }
+}

Ragon.Protocol/Ragon.Protocol.csproj

@@ -6,7 +6,6 @@
         <LangVersion>8</LangVersion>
         <RootNamespace>Ragon.Common</RootNamespace>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-        <Version>1.2.4-rc</Version>
         <Title>Ragon.Protocol</Title>
         <Copyright>Eduard Kargin</Copyright>
         <PackageProjectUrl>https://ragon-server.com</PackageProjectUrl>

Ragon.Protocol/Sources/RagonBuffer.cs

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ * Copyright 2023-2024 Eduard Kargin <kargin.eduard@gmail.com>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -68,16 +68,19 @@ namespace Ragon.Protocol
     private int _read;
     private int _write;
     private uint[] _buckets;
+    private byte[] _rawData;
     private readonly UTF8Encoding _utf8Encoding = new UTF8Encoding(false, true);
 
+    public byte[] RawData => _rawData;
     public int ReadOffset => _read;
     public int WriteOffset => _write;
     public int Length => ((_write - 1) >> 3) + 1;
-    public int Capacity => _write - _read;
+    public int Capacity => _write - _read - 1;
 
     public RagonBuffer(int capacity = 128)
     {
       _buckets = new uint[capacity];
+      _rawData = Array.Empty<byte>();
       _read = 0;
       _write = 0;
     }
@@ -118,6 +121,21 @@ namespace Ragon.Protocol
       return (RagonOperation)Read(8);
     }
 
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void WriteFloat(float value)
+    {
+      var bytes = BitConverter.GetBytes(value);
+      WriteBytes(bytes);
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public float ReadFloat()
+    {
+      var bytes = ReadBytes(4);
+      var value = BitConverter.ToSingle(bytes, 0);
+      return value;
+    }
+    
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void WriteFloat(float value, float min, float max, float precision)
     {
@@ -144,6 +162,23 @@ namespace Ragon.Protocol
       return adjusted;
     }
 
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void WriteInt(int value)
+    {
+      var bytes = BitConverter.GetBytes(value);
+      
+      WriteBytes(bytes);
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int ReadInt()
+    {
+      var bytes = ReadBytes(4);
+      var value = BitConverter.ToInt32(bytes, 0);
+
+      return value;
+    }
+
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void WriteInt(int value, int min, int max)
     {
@@ -233,9 +268,6 @@ namespace Ragon.Protocol
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void Write(uint value, int numBits = 16)
     {
-      Debug.Assert(!(numBits < 0));
-      Debug.Assert(!(numBits > 32));
-
       var currentBucketIndex = _write >> 5;
       var used = _write & 0x0000001F;
       var mask = (1UL << used) - 1;
@@ -250,6 +282,7 @@ namespace Ragon.Protocol
 
       _write += numBits;
     }
+    
 
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public uint Read(int numBits = 16)
@@ -281,10 +314,10 @@ namespace Ragon.Protocol
 
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     [Obsolete("Do not use this method, will be removed")]
-    public byte[] ReadBytes(int lenght)
+    public byte[] ReadBytes(int len)
     {
-      var data = new byte[lenght];
-      for (int i = 0; i < lenght; i++)
+      var data = new byte[len];
+      for (int i = 0; i < len; i++)
         data[i] = (byte)Read(8);
 
       return data;
@@ -354,7 +387,7 @@ namespace Ragon.Protocol
     }
 
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
-    public void FromBuffer(RagonBuffer buffer, int size)
+    public void CopyFrom(RagonBuffer buffer, int size)
     {
       WriteArray(buffer._buckets, size);
     }
@@ -397,10 +430,13 @@ namespace Ragon.Protocol
 
       _write = ((length - 1) * 8) + positionInByte;
       _read = 0;
+      _rawData = data;
     }
 
     public byte[] ToArray()
     {
+      Write(1, 1);
+
       var data = new byte[Length];
       int bucketsCount = (_write >> 5) + 1;
       int length = data.Length;
@@ -426,6 +462,32 @@ namespace Ragon.Protocol
       return data;
     }
 
+    public void ToArray(byte[] outData)
+    {
+      Write(1, 1);
+
+      var bucketsCount = (_write >> 5) + 1;
+      var length = Length;
+
+      for (int i = 0; i < bucketsCount; i++)
+      {
+        var dataIdx = i * 4;
+        var bucket = _buckets[i];
+
+        if (dataIdx < length)
+          outData[dataIdx] = (byte)bucket;
+
+        if (dataIdx + 1 < length)
+          outData[dataIdx + 1] = (byte)(bucket >> 8);
+
+        if (dataIdx + 2 < length)
+          outData[dataIdx + 2] = (byte)(bucket >> 16);
+
+        if (dataIdx + 3 < length)
+          outData[dataIdx + 3] = (byte)(bucket >> 24);
+      }
+    }
+
     private void Resize(int capacity)
     {
       var buckets = new uint[_buckets.Length * 2 + capacity];

Ragon.Protocol/Sources/RagonOperation.cs

@@ -19,27 +19,33 @@ namespace Ragon.Protocol
 {
   public enum RagonOperation: byte
   {
-    AUTHORIZE,
-    AUTHORIZED_SUCCESS,
-    AUTHORIZED_FAILED,
-    JOIN_OR_CREATE_ROOM,
-    CREATE_ROOM,
-    JOIN_ROOM,
-    LEAVE_ROOM,
-    OWNERSHIP_ENTITY_CHANGED,
-    OWNERSHIP_ROOM_CHANGED,
-    JOIN_SUCCESS,
-    JOIN_FAILED,
-    LOAD_SCENE,
-    SCENE_LOADED,
-    PLAYER_JOINED,
-    PLAYER_LEAVED,
-    CREATE_ENTITY,
-    REMOVE_ENTITY,
-    SNAPSHOT,
-    REPLICATE_ENTITY_STATE,
-    REPLICATE_ENTITY_EVENT,
-    TRANSFER_ROOM_OWNERSHIP,
-    TRANSFER_ENTITY_OWNERSHIP,
+    AUTHORIZE = 1,
+    AUTHORIZED_SUCCESS = 2,
+    AUTHORIZED_FAILED = 3,
+    JOIN_OR_CREATE_ROOM = 4,
+    CREATE_ROOM = 5,
+    JOIN_ROOM = 6,
+    LEAVE_ROOM = 7,
+    OWNERSHIP_ENTITY_CHANGED = 8,
+    OWNERSHIP_ROOM_CHANGED= 9,
+    JOIN_SUCCESS = 10,
+    JOIN_FAILED = 11,
+    LOAD_SCENE = 12,
+    SCENE_LOADED = 13,
+    PLAYER_JOINED = 14,
+    PLAYER_LEAVED = 15,
+    CREATE_ENTITY = 16,
+    REMOVE_ENTITY = 17,
+    SNAPSHOT = 18,
+    REPLICATE_ENTITY_STATE = 19,
+    REPLICATE_ENTITY_EVENT = 20,
+    REPLICATE_RAW_DATA = 21,
+    REPLICATE_ROOM_EVENT = 22,
+    TRANSFER_ROOM_OWNERSHIP = 23,
+    TRANSFER_ENTITY_OWNERSHIP = 24,
+    TIMESTAMP_SYNCHRONIZATION = 25,
+    ROOM_LIST_UPDATED = 26,
+    PLAYER_DATA_UPDATED = 27,
+    ROOM_DATA_UPDATED = 28,
   }
 }

Ragon.Protocol/Sources/RagonRoomParameters.cs

@@ -17,7 +17,7 @@
 
 namespace Ragon.Protocol
 {
-  public class RagonRoomParameters: IRagonSerializable
+  public class RagonRoomPayload: IRagonSerializable
   {
     public string Scene { get; set; }
     public int Min { get; set; } 

Ragon.Protocol/Sources/RagonStream.cs

@@ -0,0 +1,309 @@
+using System;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Ragon.Protocol
+{
+  [StructLayout(LayoutKind.Explicit)]
+  internal struct ValueConverter
+  {
+    [FieldOffset(0)] public int Int;
+    [FieldOffset(0)] public float Float;
+    [FieldOffset(0)] public long Long;
+    [FieldOffset(0)] public byte Byte0;
+    [FieldOffset(1)] public byte Byte1;
+    [FieldOffset(2)] public byte Byte2;
+    [FieldOffset(3)] public byte Byte3;
+    [FieldOffset(4)] public byte Byte4;
+    [FieldOffset(5)] public byte Byte5;
+    [FieldOffset(6)] public byte Byte6;
+    [FieldOffset(7)] public byte Byte7;
+  }
+
+  public class RagonStream
+  {
+    private byte[] _data;
+    private int _offset;
+    private int _size;
+
+    public int Lenght => _offset;
+    public int Size => _size - _offset;
+
+    public RagonStream(int capacity = 256)
+    {
+      _data = new byte[capacity];
+      _offset = 0;
+      _size = 0;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void Reset()
+    {
+      _size = _offset;
+      _offset = 0;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void AddOffset(int offset)
+    {
+      _offset += offset;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int WriteByte(byte value)
+    {
+      ResizeIfNeed(1);
+      _data[_offset] = value;
+      _offset += 1;
+      return 1;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public byte ReadByte()
+    {
+      var value = _data[_offset];
+      _offset += 1;
+      return value;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int WriteBool(bool value)
+    {
+      ResizeIfNeed(1);
+      _data[_offset] = value ? (byte)1 : (byte)0;
+      _offset += 1;
+      return 1;
+    }
+
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public bool ReadBool()
+    {
+      var value = _data[_offset];
+      _offset += 1;
+      return value == 1;
+    }
+
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int WriteInt(int value)
+    {
+      ResizeIfNeed(4);
+      var converter = new ValueConverter() { Int = value };
+      _data[_offset] = converter.Byte0;
+      _data[_offset + 1] = converter.Byte1;
+      _data[_offset + 2] = converter.Byte2;
+      _data[_offset + 3] = converter.Byte3;
+      _offset += 4;
+      return 4;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int WriteInt(int value, int offset)
+    {
+      ResizeIfNeed(4);
+      var converter = new ValueConverter() { Int = value };
+      _data[offset] = converter.Byte0;
+      _data[offset + 1] = converter.Byte1;
+      _data[offset + 2] = converter.Byte2;
+      _data[offset + 3] = converter.Byte3;
+      return 4;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int ReadInt()
+    {
+      var converter = new ValueConverter
+        { Byte0 = _data[_offset], Byte1 = _data[_offset + 1], Byte2 = _data[_offset + 2], Byte3 = _data[_offset + 3] };
+      _offset += 4;
+      return converter.Int;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void WriteLong(long value)
+    {
+      ResizeIfNeed(8);
+      WriteLong(value, _offset);
+      _offset += 8;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int WriteLong(long value, int offset)
+    {
+      var converter = new ValueConverter() { Long = value };
+      _data[offset] = converter.Byte0;
+      _data[offset + 1] = converter.Byte1;
+      _data[offset + 2] = converter.Byte2;
+      _data[offset + 3] = converter.Byte3;
+      _data[offset + 4] = converter.Byte4;
+      _data[offset + 5] = converter.Byte5;
+      _data[offset + 6] = converter.Byte6;
+      _data[offset + 7] = converter.Byte7;
+      return 8;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public long ReadLong()
+    {
+      var converter = new ValueConverter
+      {
+        Byte0 = _data[_offset],
+        Byte1 = _data[_offset + 1],
+        Byte2 = _data[_offset + 2],
+        Byte3 = _data[_offset + 3],
+        Byte4 = _data[_offset + 4],
+        Byte5 = _data[_offset + 5],
+        Byte6 = _data[_offset + 6],
+        Byte7 = _data[_offset + 7],
+      };
+      _offset += 8;
+      return converter.Long;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int WriteFloat(float value)
+    {
+      var converter = new ValueConverter() { Float = value };
+      WriteInt(converter.Int);
+      return 4;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public float ReadFloat()
+    {
+      var rawValue = ReadInt();
+      var converter = new ValueConverter() { Int = rawValue };
+      var value = converter.Float;
+      return value;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public int WriteString(string value)
+    {
+      var rawData = Encoding.UTF8.GetBytes(value);
+      var len = rawData.Length;
+      ResizeIfNeed(2 + len);
+      WriteUShort((ushort)len);
+
+      Buffer.BlockCopy(rawData, 0, _data, _offset, len);
+      
+      _offset += len;
+
+      return len + 2;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public string ReadString()
+    {
+      var len = ReadUShort();
+      var rawData = new byte[len];
+
+      Buffer.BlockCopy(_data, _offset, rawData, 0, len);
+
+      var str = Encoding.UTF8.GetString(rawData);
+      _offset += len;
+      return str;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public byte[] ReadBinary(int len)
+    {
+      if (len >= _data.Length)
+        return Array.Empty<byte>();
+
+      var payload = new byte[len];
+      Buffer.BlockCopy(_data, _offset, payload, 0, len);
+
+      _offset += len;
+
+      return payload;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void WriteBinary(byte[] payload)
+    {
+      ResizeIfNeed(payload.Length);
+
+      Array.Copy(payload, 0, _data, _offset, payload.Length);
+
+      _offset += payload.Length;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void WriteOperation(RagonOperation operation)
+    {
+      ResizeIfNeed(1);
+
+      _data[_offset] = (byte)operation;
+      _offset += 1;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public RagonOperation ReadOperation()
+    {
+      var op = (RagonOperation)_data[_offset];
+      _offset += 1;
+      return op;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void WriteUShort(ushort value)
+    {
+      ResizeIfNeed(2);
+
+      _data[_offset] = (byte)(value & 0x00FF);
+      _data[_offset + 1] = (byte)((value & 0xFF00) >> 8);
+      _offset += 2;
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public void WriteUShort(ushort value, int offset)
+    {
+      ResizeIfNeed(2);
+      _data[offset] = (byte)(value & 0x00FF);
+      _data[offset + 1] = (byte)((value & 0xFF00) >> 8);
+    }
+
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public ushort ReadUShort()
+    {
+      var value = (ushort)(_data[_offset] + (_data[_offset + 1] << 8));
+      _offset += 2;
+      return value;
+    }
+
+    public void Clear()
+    {
+      _offset = 0;
+      _size = 0;
+    }
+
+
+    public void FromArray(byte[] data)
+    {
+      Clear();
+      ResizeIfNeed(data.Length);
+      Buffer.BlockCopy(data, 0, _data, 0, data.Length);
+      _size = data.Length;
+    }
+
+
+    public byte[] ToArray()
+    {
+      var bytes = new byte[_offset];
+      Buffer.BlockCopy(_data, 0, bytes, 0, _offset);
+      return bytes;
+    }
+
+    private void ResizeIfNeed(int lenght)
+    {
+      if (_offset + lenght < _data.Length)
+        return;
+
+      var newData = new byte[_data.Length * 4 + lenght];
+      Buffer.BlockCopy(_data, 0, newData, 0, _data.Length);
+      _data = newData;
+    }
+  }
+}

Ragon.Protocol/Sources/RagonUtils.cs

@@ -16,9 +16,34 @@
 
 
 using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
 
 namespace Ragon.Protocol
 {
+  [StructLayout(LayoutKind.Explicit)]
+  public struct DoubleToUInt
+  {
+    [FieldOffset(0)]
+    public double Double;
+    
+    [FieldOffset(0)]
+    public uint Int0;
+    
+    [FieldOffset(4)]
+    public uint Int1;
+  }
+  
+  public static class RagonTime {
+    public static double CurrentTimestamp()
+    {
+      var currentTime = System.DateTime.UtcNow.ToUniversalTime().Subtract(
+        new System.DateTime(1970, 1, 1, 0, 0, 0, System.DateTimeKind.Utc)
+      ).TotalMilliseconds;
+      
+      return currentTime; 
+    }
+  }
+  
   public static class DeBruijn
   {
     private static readonly int[] _lookup = new int[32]

Ragon.Relay/Program.cs

@@ -16,12 +16,12 @@
 
 namespace Ragon.Relay
 {
-    class Program
+  class Program
+  {
+    static void Main(string[] args)
     {
-        static void Main(string[] args)
-        {
-            var relay = new Relay();
-            relay.Start();
-        }
+      var relay = new Relay();
+      relay.Start();
     }
+  }
 }

Ragon.Relay/Ragon.Relay.csproj

@@ -3,7 +3,7 @@
     <PropertyGroup>
         <OutputType>Exe</OutputType>
         <RootNamespace>Ragon.Relay</RootNamespace>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFrameworks>net7.0;net8.0</TargetFrameworks>
     </PropertyGroup>
 
     <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
@@ -23,7 +23,7 @@
     </ItemGroup>
 
     <ItemGroup>
-      <ProjectReference Include="..\Ragon.Server.ENet\Ragon.Server.ENet.csproj" />
+      <ProjectReference Include="..\Ragon.Server.ENetServer\Ragon.Server.ENetServer.csproj" />
       <ProjectReference Include="..\Ragon.Server.WebSocketServer\Ragon.Server.WebSocketServer.csproj" />
       <ProjectReference Include="..\Ragon.Server\Ragon.Server.csproj" />
     </ItemGroup>

Ragon.Relay/Sources/Relay.cs

@@ -16,7 +16,7 @@
 
 using NLog;
 using Ragon.Server;
-using Ragon.Server.ENet;
+using Ragon.Server.ENetServer;
 using Ragon.Server.WebSocketServer;
 using Ragon.Server.IO;
 using Ragon.Server.Plugin;

Ragon.Relay/Sources/RelayServerPlugin.cs

@@ -1,5 +1,6 @@
 using System;
 using Newtonsoft.Json;
+using Ragon.Server;
 using Ragon.Server.Plugin;
 
 namespace Ragon.Relay;
@@ -21,4 +22,9 @@ public class RelayServerPlugin: BaseServerPlugin
     
     return true;
   }
+
+  public override IRoomPlugin CreateRoomPlugin(RoomInformation information)
+  {
+    return new RelayRoomPlugin();
+  }
 }

Ragon.Relay/relay.config.json

@@ -10,6 +10,7 @@
   "limitPlayersPerRoom": 20,
   "limitRooms": 200,
   "limitBufferedEvents": 50,
+  "limitUserData": 1024,
   "webHooks":
   {
     "room-created": "http://127.0.0.1:3000/service/create-room",

Ragon.Server.ENetServer/Sources/ENetConnection.cs

@@ -17,7 +17,7 @@
 using ENet;
 using Ragon.Server.IO;
 
-namespace Ragon.Server.ENet;
+namespace Ragon.Server.ENetServer;
 
 public sealed class ENetConnection: INetworkConnection
 {
@@ -31,8 +31,8 @@ public sealed class ENetConnection: INetworkConnection
     _peer = peer;
     
     Id = (ushort) peer.ID;
-    Reliable = new ENetReliableChannel(peer, 0);
-    Unreliable = new ENetUnreliableChannel(peer, 1);
+    Reliable = new ENetReliableChannel(peer, NetworkChannel.RELIABLE);
+    Unreliable = new ENetUnreliableChannel(peer, NetworkChannel.UNRELIABLE);
   }
   
   public void Close()

Ragon.Server.ENetServer/Sources/ENetReliableChannel.cs

@@ -14,20 +14,24 @@
  * limitations under the License.
  */
 
+using System.Net;
 using ENet;
+using Ragon.Protocol;
 using Ragon.Server.IO;
 
-namespace Ragon.Server.ENet;
+namespace Ragon.Server.ENetServer;
 
 public sealed class ENetReliableChannel: INetworkChannel
 {
   private Peer _peer;
   private byte _channelId;
+  private byte[] _data;
   
-  public ENetReliableChannel(Peer peer, int channelId)
+  public ENetReliableChannel(Peer peer, NetworkChannel channel)
   {
     _peer = peer;
-    _channelId = (byte) channelId;
+    _data = new byte[1500];
+    _channelId = (byte) channel;
   }
   
   public void Send(byte[] data)
@@ -37,4 +41,14 @@ public sealed class ENetReliableChannel: INetworkChannel
 
     _peer.Send(_channelId, ref newPacket);
   }
+
+  public void Send(RagonBuffer buffer)
+  {
+    buffer.ToArray(_data);
+    
+    var newPacket = new Packet();
+    newPacket.Create(_data, buffer.Length, PacketFlags.Reliable);
+    
+    _peer.Send(_channelId, ref newPacket);
+  }
 }

Ragon.Server.ENetServer/Sources/ENetServer.cs

@@ -19,40 +19,33 @@ using NLog;
 using Ragon.Protocol;
 using Ragon.Server.IO;
 
-namespace Ragon.Server.ENet
+namespace Ragon.Server.ENetServer
 {
-  public sealed class ENetServer: INetworkServer 
+  public sealed class ENetServer : INetworkServer
   {
     public Executor Executor => _executor;
-    
-    private readonly Host _host;
+
+    private readonly Host _host = new();
     private readonly ILogger _logger = LogManager.GetCurrentClassLogger();
-    
-    private ENetConnection[] _connections;
+
+    private ENetConnection[] _connections = Array.Empty<ENetConnection>();
     private INetworkListener _listener;
     private uint _protocol;
-    private Event _event;
-    private Executor _executor;
-    
-    public ENetServer()
-    {
-      _host = new Host();
-      _executor = new Executor();
-      _connections = Array.Empty<ENetConnection>();
-    }
+    private ENet.Event _event;
+    private Executor _executor = new();
 
     public void Start(INetworkListener listener, NetworkConfiguration configuration)
     {
       Library.Initialize();
-      
+
       _connections = new ENetConnection[configuration.LimitConnections];
-      
+
       _listener = listener;
       _protocol = configuration.Protocol;
-      
+
       var address = new Address
       {
-        Port = (ushort) configuration.Port,
+        Port = (ushort)configuration.Port,
       };
 
       _host.Create(address, _connections.Length, 2, 0, 0, 1024 * 1024);
@@ -74,7 +67,7 @@ namespace Ragon.Server.ENet
 
           polled = true;
         }
-        
+
         switch (_event.Type)
         {
           case EventType.None:
@@ -90,8 +83,9 @@ namespace Ragon.Server.ENet
               _event.Peer.DisconnectNow(0);
               break;
             }
+
             var connection = new ENetConnection(_event.Peer);
-            
+
             _connections[_event.Peer.ID] = connection;
             _listener.OnConnected(connection);
             break;
@@ -110,24 +104,34 @@ namespace Ragon.Server.ENet
           }
           case EventType.Receive:
           {
-            var peerId = (ushort) _event.Peer.ID;
+            var peerId = (ushort)_event.Peer.ID;
             var connection = _connections[peerId];
             var dataRaw = new byte[_event.Packet.Length];
-            
+
             _event.Packet.CopyTo(dataRaw);
             _event.Packet.Dispose();
-            
-            _listener.OnData(connection, dataRaw);
+
+            _listener.OnData(connection, (NetworkChannel)_event.ChannelID, dataRaw);
             break;
           }
         }
       }
     }
 
+    public void Broadcast(byte[] data, NetworkChannel channel)
+    {
+      var packet = new Packet();
+      var flag = channel == NetworkChannel.RELIABLE? PacketFlags.Reliable: PacketFlags.None;
+      
+      packet.Create(data, flag);
+
+      _host.Broadcast((byte)channel, ref packet);
+    }
+    
     public void Stop()
     {
       _host?.Dispose();
-      
+
       Library.Deinitialize();
     }
 

Ragon.Server.ENetServer/Sources/ENetUnreliableChannel.cs

@@ -15,19 +15,21 @@
  */
 
 using ENet;
+using Ragon.Protocol;
 using Ragon.Server.IO;
 
-namespace Ragon.Server.ENet;
+namespace Ragon.Server.ENetServer;
 
 public sealed class ENetUnreliableChannel: INetworkChannel
 {
   private Peer _peer;
   private byte _channelId;
+  private byte[] _data;
   
-  public ENetUnreliableChannel(Peer peer, int channelId)
+  public ENetUnreliableChannel(Peer peer, NetworkChannel channel)
   {
     _peer = peer;
-    _channelId = (byte) channelId;
+    _channelId = (byte) channel;
   }
   
   public void Send(byte[] data)
@@ -37,4 +39,14 @@ public sealed class ENetUnreliableChannel: INetworkChannel
 
     _peer.Send(_channelId, ref newPacket);
   }
+  
+  public void Send(RagonBuffer buffer)
+  {
+    buffer.ToArray(_data);
+    
+    var newPacket = new Packet();
+    newPacket.Create(_data, buffer.Length, PacketFlags.None);
+    
+    _peer.Send(_channelId, ref newPacket);
+  }
 }

Ragon.Server.WebSocketServer/Sources/WebSocketReliableChannel.cs

@@ -15,6 +15,7 @@
  */
 
 using System.Net.WebSockets;
+using Ragon.Protocol;
 using Ragon.Server.IO;
 
 namespace Ragon.Server.WebSocketServer;
@@ -35,9 +36,17 @@ public class WebSocketReliableChannel : INetworkChannel
         _queue.Enqueue(data);
     }
 
+    public void Send(RagonBuffer buffer)
+    {
+        var sendData = buffer.ToArray();
+        _queue.Enqueue(sendData);
+    }
+
     public async Task Flush()
     {
         while (_queue.TryDequeue(out var sendData) && _socket.State == WebSocketState.Open)
+        {
             await _socket.SendAsync(sendData, WebSocketMessageType.Binary, WebSocketMessageFlags.EndOfMessage, CancellationToken.None);
+        }
     }
 }

Ragon.Server.WebSocketServer/Sources/WebSocketServer.cs

@@ -25,7 +25,7 @@ namespace Ragon.Server.WebSocketServer;
 public class WebSocketServer : INetworkServer
 {
   public Executor Executor => _executor;
-  
+
   private ILogger _logger = LogManager.GetCurrentClassLogger();
   private INetworkListener _networkListener;
   private Stack<ushort> _sequencer;
@@ -34,7 +34,7 @@ public class WebSocketServer : INetworkServer
   private WebSocketConnection[] _connections;
   private List<WebSocketConnection> _activeConnections;
   private CancellationTokenSource _cancellationTokenSource;
-  
+
   public WebSocketServer()
   {
     _sequencer = new Stack<ushort>();
@@ -42,27 +42,37 @@ public class WebSocketServer : INetworkServer
     _activeConnections = new List<WebSocketConnection>();
     _executor = new Executor();
   }
-  
+
   public async void StartAccept(CancellationToken cancellationToken)
   {
     while (!cancellationToken.IsCancellationRequested)
     {
-      var context = await _httpListener.GetContextAsync();
-      if (!context.Request.IsWebSocketRequest)
+      WebSocketConnection connection = null!;
+      try
       {
-        context.Response.StatusCode = 200;
-        context.Response.ContentLength64 = 0;
-        context.Response.Close();
-        continue;
+        var context = await _httpListener.GetContextAsync();
+        if (!context.Request.IsWebSocketRequest)
+        {
+          context.Response.StatusCode = 200;
+          context.Response.ContentLength64 = 0;
+          context.Response.Close();
+          continue;
+        }
+        
+        var webSocketContext = await context.AcceptWebSocketAsync(null);
+        var webSocket = webSocketContext.WebSocket;
+        var peerId = _sequencer.Pop();
+        
+        connection = new WebSocketConnection(webSocket, peerId);  
+      }
+      catch (Exception ex)
+      {
+          _logger.Warn(ex);
+          continue;
       }
-
-      var webSocketContext = await context.AcceptWebSocketAsync(null);
-      var webSocket = webSocketContext.WebSocket;
-
-      var peerId = _sequencer.Pop();
-      var connection = new WebSocketConnection(webSocket, peerId);
       
-      _connections[peerId] = connection;
+      _connections[connection.Id] = connection;
+      
       StartListen(connection, cancellationToken);
     }
   }
@@ -75,6 +85,7 @@ public class WebSocketServer : INetworkServer
     var webSocket = connection.Socket;
     var bytes = new byte[2048];
     var buffer = new Memory<byte>(bytes);
+    
     while (
       webSocket.State == WebSocketState.Open ||
       !cancellationToken.IsCancellationRequested)
@@ -82,9 +93,11 @@ public class WebSocketServer : INetworkServer
       try
       {
         var result = await webSocket.ReceiveAsync(buffer, cancellationToken);
-        var dataRaw = buffer.Slice(0, result.Count);
-        if (dataRaw.Length > 0)
-          _networkListener.OnData(connection, dataRaw.ToArray());
+        if (result.Count > 0)
+        {
+          var payload = buffer.Slice(0, result.Count);
+          _networkListener.OnData(connection, NetworkChannel.RELIABLE, payload.ToArray());
+        }
       }
       catch (Exception ex)
       {
@@ -94,6 +107,7 @@ public class WebSocketServer : INetworkServer
 
     _sequencer.Push(connection.Id);
     _activeConnections.Remove(connection);
+    
     _networkListener.OnDisconnected(connection);
   }
 
@@ -102,6 +116,12 @@ public class WebSocketServer : INetworkServer
     Flush();
   }
 
+  public void Broadcast(byte[] data, NetworkChannel channel)
+  {
+    foreach (var activeConnection in _activeConnections)
+      activeConnection.Reliable.Send(data);    
+  }
+
   public async void Flush()
   {
     foreach (var conn in _activeConnections)

Ragon.Server/Ragon.Server.csproj

@@ -5,7 +5,7 @@
         <Nullable>enable</Nullable>
         <RootNamespace>Ragon.Core</RootNamespace>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-        <Version>1.2.4-rc</Version>
+        <Version>1.3.1</Version>
         <Title>Ragon.Server</Title>
         <Copyright>Eduard Kargin</Copyright>
         <PackageProjectUrl>https://ragon-server.com</PackageProjectUrl>
@@ -25,4 +25,5 @@
         <ProjectReference Include="..\Ragon.Protocol\Ragon.Protocol.csproj" />
     </ItemGroup>
 
+
 </Project>

Ragon.Server/Sources/Data/RagonData.cs

@@ -0,0 +1,23 @@
+using Ragon.Protocol;
+
+namespace Ragon.Server.Data;
+
+public class RagonData
+{
+  private byte[] _data;
+  public bool IsDirty { get; set; }
+  public byte[] Data
+  {
+    get => _data;
+    set
+    {
+      _data = value;
+      IsDirty = true;
+    }
+  }
+
+  public RagonData(byte[] data)
+  {
+    _data = data;
+  }
+}

Ragon.Server/Sources/Entity/RagonEntity.cs

@@ -16,6 +16,7 @@
 
 
 using Ragon.Protocol;
+using Ragon.Server.Event;
 using Ragon.Server.Room;
 
 namespace Ragon.Server.Entity;
@@ -117,32 +118,37 @@ public class RagonEntity : IRagonEntity
   {
     buffer.WriteUShort(Type);
     buffer.WriteUShort(Id);
-    
+
     if (StaticId != 0)
       buffer.WriteUShort(StaticId);
-    
+
     buffer.WriteUShort(Owner.Connection.Id);
     buffer.WriteUShort(Payload.Size);
-    
+
     Payload.Write(buffer);
-    
+
     _state.Snapshot(buffer);
   }
 
   public void ReplicateEvent(
-    RagonRoomPlayer caller,
+    RagonRoomPlayer invoker,
     RagonEvent evnt,
     RagonReplicationMode eventMode,
     RagonRoomPlayer targetPlayer
   )
   {
+    if (Authority == RagonAuthority.OwnerOnly && invoker.Connection.Id != Owner.Connection.Id)
+    {
+      return;
+    }
+
     var room = Owner.Room;
     var buffer = room.Writer;
-
+    
     buffer.Clear();
     buffer.WriteOperation(RagonOperation.REPLICATE_ENTITY_EVENT);
     buffer.WriteUShort(evnt.EventCode);
-    buffer.WriteUShort(caller.Connection.Id);
+    buffer.WriteUShort(invoker.Connection.Id);
     buffer.WriteByte((byte)eventMode);
     buffer.WriteUShort(Id);
 
@@ -153,22 +159,18 @@ public class RagonEntity : IRagonEntity
   }
 
   public void ReplicateEvent(
-    RagonRoomPlayer caller,
+    RagonRoomPlayer invoker,
     RagonEvent evnt,
     RagonReplicationMode eventMode,
     RagonTarget targetMode
   )
   {
-    if (Authority == RagonAuthority.OwnerOnly &&
-        Owner.Connection.Id != caller.Connection.Id)
+    if (Authority == RagonAuthority.OwnerOnly && invoker.Connection.Id != Owner.Connection.Id)
     {
-      Console.WriteLine($"Player have not enough authority for event with Id {evnt.EventCode}");
       return;
     }
 
-    if (eventMode == RagonReplicationMode.Buffered &&
-        targetMode != RagonTarget.Owner &&
-        _bufferedEvents.Count < _limitBufferedEvents)
+    if (eventMode == RagonReplicationMode.Buffered && targetMode != RagonTarget.Owner && _bufferedEvents.Count < _limitBufferedEvents)
     {
       _bufferedEvents.Add(evnt);
     }
@@ -179,7 +181,7 @@ public class RagonEntity : IRagonEntity
     buffer.Clear();
     buffer.WriteOperation(RagonOperation.REPLICATE_ENTITY_EVENT);
     buffer.WriteUShort(evnt.EventCode);
-    buffer.WriteUShort(caller.Connection.Id);
+    buffer.WriteUShort(invoker.Connection.Id);
     buffer.WriteByte((byte)eventMode);
     buffer.WriteUShort(Id);
 
@@ -207,7 +209,7 @@ public class RagonEntity : IRagonEntity
       {
         foreach (var roomPlayer in room.ReadyPlayersList)
         {
-          if (roomPlayer.Connection.Id != caller.Connection.Id)
+          if (roomPlayer.Connection.Id != invoker.Connection.Id)
             roomPlayer.Connection.Reliable.Send(sendData);
         }
 

Ragon.Server/Sources/Entity/RagonEntityState.cs

@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-
 using Ragon.Protocol;
 
 namespace Ragon.Server.Entity;

Ragon.Server/Sources/Entity/RagonProperty.cs

@@ -54,6 +54,13 @@ public class RagonProperty : RagonPayload
 
   public void Write(RagonBuffer buffer)
   {
+    if (IsFixed)
+    {
+      buffer.WriteArray(_data, Size);
+      return;
+    }
+    
+    buffer.Write((ushort) Size);
     buffer.WriteArray(_data, Size);
   }
 

Ragon.Server/Sources/Event/RagonEvent.cs

@@ -17,7 +17,7 @@
 using Ragon.Protocol;
 using Ragon.Server.Room;
 
-namespace Ragon.Server.Entity;
+namespace Ragon.Server.Event;
 
 public class RagonEvent
 {
@@ -39,12 +39,13 @@ public class RagonEvent
   
   public void Read(RagonBuffer buffer)
   {
-    buffer.ReadArray(_data, buffer.Capacity);
+    _size = buffer.Capacity;
+    buffer.ReadArray(_data, _size);
   }
 
   public void Write(RagonBuffer buffer)
   {
-    if (_size == 0) return;
+    if (_size <= 0) return;
     buffer.WriteArray(_data, _size);
   }
 }

Ragon.Server/Sources/Handler/AuthorizationOperation.cs

@@ -16,31 +16,35 @@
 
 using NLog;
 using Ragon.Protocol;
+using Ragon.Server.IO;
 using Ragon.Server.Lobby;
-using Ragon.Server.Plugin;
 using Ragon.Server.Plugin.Web;
 
 
 namespace Ragon.Server.Handler;
 
-public sealed class AuthorizationOperation: IRagonOperation
+public sealed class AuthorizationOperation: BaseOperation
 {
   private Logger _logger = LogManager.GetCurrentClassLogger();
-  private readonly RagonWebHookPlugin _ragonWebHook;
-  private readonly RagonContextObserver _contextObserver;
+  private readonly RagonWebHookPlugin _webhook;
+  private readonly RagonContextObserver _observer;
   private readonly RagonBuffer _writer;
+  private readonly RagonServerConfiguration _configuration;
   
   public AuthorizationOperation(
-    RagonWebHookPlugin ragonWebHook,
-    RagonContextObserver contextObserver,
-    RagonBuffer writer)
+    RagonBuffer reader,
+    RagonBuffer writer,
+    RagonWebHookPlugin webhook,
+    RagonContextObserver observer,
+    RagonServerConfiguration configuration): base(reader, writer)
   {
-    _ragonWebHook = ragonWebHook;
-    _contextObserver = contextObserver;
+    _webhook = webhook;
+    _observer = observer;
     _writer = writer;
+    _configuration = configuration;
   }
   
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     if (context.ConnectionStatus == ConnectionStatus.Authorized)
     {
@@ -54,14 +58,14 @@ public sealed class AuthorizationOperation: IRagonOperation
       return;
     }
 
-    var configuration = context.Configuration; 
-    var key = reader.ReadString();
-    var name = reader.ReadString();
-    var payload = reader.ReadString();
+    var configuration = _configuration; 
+    var key = Reader.ReadString();
+    var name = Reader.ReadString();
+    var payload = Reader.ReadString();
     
     if (key == configuration.ServerKey)
     {
-      if (_ragonWebHook.RequestAuthorization(context, name, payload)) 
+      if (_webhook.RequestAuthorization(context, name, payload)) 
         return;
       
       var lobbyPlayer = new RagonLobbyPlayer(context.Connection, Guid.NewGuid().ToString(), name, payload);
@@ -79,7 +83,7 @@ public sealed class AuthorizationOperation: IRagonOperation
   {
     context.ConnectionStatus  = ConnectionStatus.Authorized;
 
-    _contextObserver.OnAuthorized(context);
+    _observer.OnAuthorized(context);
     
     var playerId = context.LobbyPlayer.Id;
     var playerName = context.LobbyPlayer.Name;
@@ -109,4 +113,6 @@ public sealed class AuthorizationOperation: IRagonOperation
       
     _logger.Trace($"Connection {context.Connection.Id}");
   }
+
+
 }

Ragon.Server/Sources/Handler/BaseOperation.cs

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Ragon.Protocol;
+using Ragon.Server.IO;
+
+namespace Ragon.Server.Handler;
+
+public abstract class BaseOperation
+{
+  protected readonly RagonBuffer Reader;
+  protected readonly RagonBuffer Writer;
+  
+  public BaseOperation(RagonBuffer reader, RagonBuffer writer)
+  {
+    Reader = reader;
+    Writer = writer;
+  }
+
+  public abstract void Handle(RagonContext context, NetworkChannel channel);
+}

Ragon.Server/Sources/Handler/EntityCreateOperation.cs

@@ -17,21 +17,26 @@
 using NLog;
 using Ragon.Protocol;
 using Ragon.Server.Entity;
+using Ragon.Server.IO;
 
 namespace Ragon.Server.Handler;
 
-public sealed class EntityCreateOperation : IRagonOperation
+public sealed class EntityCreateOperation : BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
 
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  public EntityCreateOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
+  {
+  }
+    
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     var player = context.RoomPlayer;
     var room = context.Room;
-    var attachId = reader.ReadUShort();
-    var entityType = reader.ReadUShort();
-    var eventAuthority = (RagonAuthority) reader.ReadByte();
-    var propertiesCount = reader.ReadUShort();
+    var attachId = Reader.ReadUShort();
+    var entityType = Reader.ReadUShort();
+    var eventAuthority = (RagonAuthority) Reader.ReadByte();
+    var propertiesCount = Reader.ReadUShort();
 
     var entityParameters = new RagonEntityParameters()
     {
@@ -39,20 +44,20 @@ public sealed class EntityCreateOperation : IRagonOperation
       Authority = eventAuthority,
       AttachId = attachId,
       StaticId = 0,
-      BufferedEvents = context.Configuration.LimitBufferedEvents,
+      BufferedEvents = context.LimitBufferedEvents,
     };
     
     var entity = new RagonEntity(entityParameters);
     for (var i = 0; i < propertiesCount; i++)
     {
-      var propertyType = reader.ReadBool();
-      var propertySize = reader.ReadUShort();
+      var propertyType = Reader.ReadBool();
+      var propertySize = Reader.ReadUShort();
 
       entity.AddProperty(new RagonProperty(propertySize, propertyType));
     }
     
-    if (reader.Capacity > 0)
-      entity.Payload.Read(reader);
+    if (Reader.Capacity > 0)
+      entity.Payload.Read(Reader);
     
     var plugin = room.Plugin;
     if (!plugin.OnEntityCreate(player, entity))
@@ -66,4 +71,6 @@ public sealed class EntityCreateOperation : IRagonOperation
     
     _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} created entity {entity.Id}:{entity.Type}");
   }
+
+
 }

Ragon.Server/Sources/Handler/EntityEventOperation.cs

@@ -16,19 +16,24 @@
 
 using NLog;
 using Ragon.Protocol;
-using Ragon.Server.Entity;
+using Ragon.Server.Event;
+using Ragon.Server.IO;
 
 namespace Ragon.Server.Handler;
 
-public sealed class EntityEventOperation : IRagonOperation
+public sealed class EntityEventOperation : BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
+  
+  public EntityEventOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
+  {
+  }
 
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     var player = context.RoomPlayer;
     var room = context.Room;
-    var entityId = reader.ReadUShort();
+    var entityId = Reader.ReadUShort();
 
     if (!room.Entities.TryGetValue(entityId, out var ent))
     {
@@ -36,16 +41,16 @@ public sealed class EntityEventOperation : IRagonOperation
       return;
     }
 
-    var eventId = reader.ReadUShort();
-    var eventMode = (RagonReplicationMode)reader.ReadByte();
-    var targetMode = (RagonTarget)reader.ReadByte();
+    var eventId = Reader.ReadUShort();
+    var eventMode = (RagonReplicationMode)Reader.ReadByte();
+    var targetMode = (RagonTarget)Reader.ReadByte();
     var targetPlayerPeerId = (ushort)0;
     
     if (targetMode == RagonTarget.Player)
-      targetPlayerPeerId = reader.ReadUShort();
+      targetPlayerPeerId = Reader.ReadUShort();
 
     var @event = new RagonEvent(player, eventId);
-    @event.Read(reader);
+    @event.Read(Reader);
 
     if (targetMode == RagonTarget.Player && room.Players.TryGetValue(targetPlayerPeerId, out var targetPlayer))
     {

Ragon.Server/Sources/Handler/EntityOwnershipOperation.cs

@@ -1,19 +1,41 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
 using NLog;
 using Ragon.Protocol;
+using Ragon.Server.IO;
 
 namespace Ragon.Server.Handler;
 
-public sealed class EntityOwnershipOperation : IRagonOperation
+public sealed class EntityOwnershipOperation : BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
+  
+  public EntityOwnershipOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
+  {
+  }
 
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     var currentOwner = context.RoomPlayer;
     var room = context.Room;
     
-    var entityId = reader.ReadUShort();
-    var playerPeerId = reader.ReadUShort();
+    var entityId = Reader.ReadUShort();
+    var playerPeerId = Reader.ReadUShort();
 
     if (!room.Entities.TryGetValue(entityId, out var entity))
     {
@@ -29,7 +51,7 @@ public sealed class EntityOwnershipOperation : IRagonOperation
 
     if (!room.Players.TryGetValue(playerPeerId, out var nextOwner))
     {
-      _logger.Error($"Player not found with id {entityId}");
+      _logger.Error($"Player not found with id {playerPeerId}");
       return;
     }    
     
@@ -40,13 +62,13 @@ public sealed class EntityOwnershipOperation : IRagonOperation
     
     _logger.Trace($"Entity {entity.Id} next owner {nextOwner.Connection.Id}");
     
-    writer.Clear();
-    writer.WriteOperation(RagonOperation.OWNERSHIP_ENTITY_CHANGED);
-    writer.WriteUShort(playerPeerId);
-    writer.WriteUShort(1);
-    writer.WriteUShort(entity.Id);
+    Writer.Clear();
+    Writer.WriteOperation(RagonOperation.OWNERSHIP_ENTITY_CHANGED);
+    Writer.WriteUShort(playerPeerId);
+    Writer.WriteUShort(1);
+    Writer.WriteUShort(entity.Id);
     
-    var sendData = writer.ToArray();
+    var sendData = Writer.ToArray();
     foreach (var player in room.PlayerList)
       player.Connection.Reliable.Send(sendData);
   }

Ragon.Server/Sources/Handler/EntityRemoveOperation.cs

@@ -17,23 +17,28 @@
 using NLog;
 using Ragon.Protocol;
 using Ragon.Server.Entity;
+using Ragon.Server.IO;
 
 namespace Ragon.Server.Handler;
 
-public sealed class EntityDestroyOperation: IRagonOperation
+public sealed class EntityDestroyOperation: BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
   
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  public EntityDestroyOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
+  {
+  }
+
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     var player = context.RoomPlayer;
     var room = context.Room;
-    var entityId = reader.ReadUShort();
+    var entityId = Reader.ReadUShort();
     
-    if (room.Entities.TryGetValue(entityId, out var entity))
+    if (room.Entities.TryGetValue(entityId, out var entity) && entity.Owner.Connection.Id == player.Connection.Id)
     {
       var payload = new RagonPayload();
-      payload.Read(reader);
+      payload.Read(Reader);
       
       room.DetachEntity(entity);
       player.DetachEntity(entity);
@@ -42,5 +47,9 @@ public sealed class EntityDestroyOperation: IRagonOperation
       
       _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} destoyed entity {entity.Id}");
     }
+    else
+    {
+      _logger.Trace($"Entity {entity.Id} not found or Player {context.Connection.Id}|{context.LobbyPlayer.Name} have not authority");
+    }
   }
 }

Ragon.Server/Sources/Handler/EntityStateOperation.cs

@@ -16,23 +16,28 @@
 
 using NLog;
 using Ragon.Protocol;
+using Ragon.Server.IO;
 
 namespace Ragon.Server.Handler;
 
-public sealed class EntityStateOperation: IRagonOperation
+public sealed class EntityStateOperation: BaseOperation
 {
   private readonly ILogger _logger = LogManager.GetCurrentClassLogger();
-  
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+
+  public EntityStateOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
+  {
+  }
+
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     var room = context.Room;
     var player = context.RoomPlayer;
-    var entitiesCount = reader.ReadUShort();
+    var entitiesCount = Reader.ReadUShort();
     
     for (var entityIndex = 0; entityIndex < entitiesCount; entityIndex++)
     {
-      var entityId = reader.ReadUShort();
-      if (room.Entities.TryGetValue(entityId, out var entity) && entity.TryReadState(player, reader))
+      var entityId = Reader.ReadUShort();
+      if (room.Entities.TryGetValue(entityId, out var entity) && entity.TryReadState(player, Reader))
       {
         room.Track(entity);
       }

Ragon.Server/Sources/Handler/PlayerUserDataOperation.cs

@@ -0,0 +1,40 @@
+using NLog;
+using Ragon.Protocol;
+using Ragon.Server.IO;
+using Ragon.Server.Lobby;
+
+namespace Ragon.Server.Handler
+{
+  public class PlayerUserDataOperation : BaseOperation
+  {
+    private readonly ILogger _logger = LogManager.GetCurrentClassLogger();
+    private readonly int _userDataLimit;
+    
+    public PlayerUserDataOperation(
+      RagonBuffer reader,
+      RagonBuffer writer,
+      int userDataLimit
+    ) : base(reader, writer)
+    {
+      _userDataLimit = userDataLimit;
+    }
+
+    public override void Handle(RagonContext context, NetworkChannel channel)
+    {
+      if (context.ConnectionStatus == ConnectionStatus.Unauthorized)
+      {
+        _logger.Warn($"Player {context.Connection.Id} not authorized for this request");
+        return;
+      }
+
+      var playerUserData = Reader.ReadBytes(Reader.Capacity);
+      if (playerUserData.Length > _userDataLimit)
+      {
+        _logger.Warn($"Player {context.Connection.Id} exceeded user data limit");
+        return;
+      }
+      
+      context.UserData.Data = playerUserData;
+    }
+  }
+}

Ragon.Server/Sources/Handler/RoomCreateOperation.cs

@@ -16,6 +16,7 @@
 
 using NLog;
 using Ragon.Protocol;
+using Ragon.Server.IO;
 using Ragon.Server.Lobby;
 using Ragon.Server.Plugin;
 using Ragon.Server.Plugin.Web;
@@ -23,20 +24,20 @@ using Ragon.Server.Room;
 
 namespace Ragon.Server.Handler;
 
-public sealed class RoomCreateOperation: IRagonOperation
+public sealed class RoomCreateOperation : BaseOperation
 {
-  private readonly RagonRoomParameters _roomParameters = new();
+  private readonly RagonRoomPayload _roomPayload = new();
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
   private readonly IServerPlugin _serverPlugin;
   private readonly RagonWebHookPlugin _ragonWebHookPlugin;
-  
-  public RoomCreateOperation(IServerPlugin serverPlugin, RagonWebHookPlugin ragonWebHook)
+
+  public RoomCreateOperation(RagonBuffer reader, RagonBuffer writer, IServerPlugin serverPlugin, RagonWebHookPlugin ragonWebHook) : base(reader, writer)
   {
     _serverPlugin = serverPlugin;
     _ragonWebHookPlugin = ragonWebHook;
   }
 
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     if (context.ConnectionStatus == ConnectionStatus.Unauthorized)
     {
@@ -44,56 +45,59 @@ public sealed class RoomCreateOperation: IRagonOperation
       return;
     }
 
-    var custom = reader.ReadBool();
+    var custom = Reader.ReadBool();
     var roomId = Guid.NewGuid().ToString();
-    
+
     if (custom)
     {
-      roomId = reader.ReadString();
+      roomId = Reader.ReadString();
       if (context.Lobby.FindRoomById(roomId, out _))
-      { 
-        writer.Clear();
-        writer.WriteOperation(RagonOperation.JOIN_FAILED);
-        writer.WriteString($"Room with id {roomId} already exists");
-            
-        var sendData = writer.ToArray();
+      {
+        Writer.Clear();
+        Writer.WriteOperation(RagonOperation.JOIN_FAILED);
+        Writer.WriteString($"Room with id {roomId} already exists");
+
+        var sendData = Writer.ToArray();
         context.Connection.Reliable.Send(sendData);
-        
+
         _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} join failed to room {roomId}, room already exist");
-        return;        
+        return;
       }
     }
-    
-    _roomParameters.Deserialize(reader);
-    
+
+    _roomPayload.Deserialize(Reader);
+
     var information = new RoomInformation()
     {
-        Scene = _roomParameters.Scene,
-        Max = _roomParameters.Max,
-        Min = _roomParameters.Min,
+      Scene = _roomPayload.Scene,
+      Max = _roomPayload.Max,
+      Min = _roomPayload.Min,
     };
 
     var lobbyPlayer = context.LobbyPlayer;
     var roomPlayer = new RagonRoomPlayer(context.Connection, lobbyPlayer.Id, lobbyPlayer.Name);
-    
+
     var roomPlugin = _serverPlugin.CreateRoomPlugin(information);
     var room = new RagonRoom(roomId, information, roomPlugin);
+
+    if (!roomPlugin.OnPlayerJoined(roomPlayer))
+      return;
     
     roomPlayer.OnAttached(room);
-    
+
     context.Scheduler.Run(room);
     context.Lobby.Persist(room);
     context.SetRoom(room, roomPlayer);
-    
+
     _ragonWebHookPlugin.RoomCreated(context, room, roomPlayer);
-    
+
     _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} create room {room.Id} with scene {information.Scene}");
-    
-    JoinSuccess(roomPlayer, room, writer);
-    
+
+    JoinSuccess(roomPlayer, room, Writer);
+
     _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} joined to room {room.Id}");
   }
-  
+
   private void JoinSuccess(RagonRoomPlayer player, RagonRoom room, RagonBuffer writer)
   {
     writer.Clear();
@@ -101,8 +105,8 @@ public sealed class RoomCreateOperation: IRagonOperation
     writer.WriteString(room.Id);
     writer.WriteString(player.Id);
     writer.WriteString(room.Owner.Id);
-    writer.WriteUShort((ushort) room.PlayerMin);
-    writer.WriteUShort((ushort) room.PlayerMax);
+    writer.WriteUShort((ushort)room.PlayerMin);
+    writer.WriteUShort((ushort)room.PlayerMax);
     writer.WriteString(room.Scene);
 
     var sendData = writer.ToArray();

Ragon.Server/Sources/Handler/RoomDataOperation.cs

@@ -0,0 +1,49 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using NLog;
+using Ragon.Protocol;
+using Ragon.Server.IO;
+
+namespace Ragon.Server.Handler;
+
+public sealed class RoomDataOperation : BaseOperation
+{
+  public RoomDataOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
+  {
+  }
+
+  public override void Handle(RagonContext context, NetworkChannel channel)
+  {
+    var player = context.RoomPlayer;
+    var room = context.Room;
+
+    var data = Reader.RawData;
+    var dataSize = data.Length - 1;
+    var headerSize = 3;
+    var size = headerSize + dataSize;
+    var sendData = new byte[size];
+    var peerId = player.Connection.Id;
+
+    sendData[0] = (byte)RagonOperation.REPLICATE_RAW_DATA;
+    sendData[1] = (byte)peerId;
+    sendData[2] = (byte)(peerId >> 8);
+
+    Array.Copy(data, 1, sendData, headerSize, dataSize);
+
+    room.Broadcast(sendData, channel);
+  }
+}

Ragon.Server/Sources/Handler/RoomEventOperation.cs

@@ -0,0 +1,45 @@
+using Ragon.Protocol;
+using Ragon.Server.Event;
+using Ragon.Server.IO;
+
+namespace Ragon.Server.Handler;
+
+public class RoomEventOperation : BaseOperation
+{
+  public RoomEventOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
+  {
+  }
+
+  public override void Handle(RagonContext context, NetworkChannel channel)
+  {
+    var room = context.Room;
+    var player = context.RoomPlayer;
+
+    var eventId = Reader.ReadUShort();
+    var replicationMode = (RagonReplicationMode)Reader.ReadByte();
+    var targetMode = (RagonTarget)Reader.ReadByte();
+    var targetPlayerPeerId = (ushort)0;
+    
+    if (targetMode == RagonTarget.Player)
+      targetPlayerPeerId = Reader.ReadUShort();
+
+    var @event = new RagonEvent(player, eventId);
+    @event.Read(Reader);
+
+    Writer.Clear();
+    Writer.WriteUShort(eventId);
+    Writer.WriteUShort(player.Connection.Id);
+    Writer.WriteUShort((ushort) replicationMode);
+
+    var sendData = Writer.ToArray();
+    
+    if (targetMode == RagonTarget.Player && room.Players.TryGetValue(targetPlayerPeerId, out var targetPlayer))
+    {
+      targetPlayer.Connection.Reliable.Send(sendData);
+      return;
+    }
+
+    foreach (var roomPlayer in room.ReadyPlayersList)
+     roomPlayer.Connection.Reliable.Send(sendData); 
+  }
+}

Ragon.Server/Sources/Handler/RoomJoinOperation.cs

@@ -16,46 +16,46 @@
 
 using NLog;
 using Ragon.Protocol;
-using Ragon.Server.Plugin;
+using Ragon.Server.IO;
 using Ragon.Server.Plugin.Web;
 using Ragon.Server.Room;
 
 namespace Ragon.Server.Handler;
 
-public sealed class RoomJoinOperation : IRagonOperation
+public sealed class RoomJoinOperation : BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
-
   private readonly RagonWebHookPlugin _webHook;
-  
-  public RoomJoinOperation(RagonWebHookPlugin plugin)
+
+  public RoomJoinOperation(RagonBuffer reader, RagonBuffer writer, RagonWebHookPlugin plugin) : base(reader, writer)
   {
     _webHook = plugin;
   }
 
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
-    var roomId = reader.ReadString();
+    var roomId = Reader.ReadString();
     var lobbyPlayer = context.LobbyPlayer;
 
     if (!context.Lobby.FindRoomById(roomId, out var existsRoom))
     {
-      JoinFailed(context, writer);
-      
+      JoinFailed(context, Writer);
+
       _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} failed to join room {roomId}");
       return;
     }
 
     var player = new RagonRoomPlayer(context.Connection, lobbyPlayer.Id, lobbyPlayer.Name);
     context.SetRoom(existsRoom, player);
-    
+
     if (!existsRoom.Plugin.OnPlayerJoined(player))
       return;
-    
+
     _webHook.RoomJoined(context, existsRoom, player);
-    
-    JoinSuccess(context, existsRoom, writer);
-    
+
+    JoinSuccess(context, existsRoom, Writer);
+
     _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} joined to {existsRoom.Id}");
   }
 
@@ -66,8 +66,8 @@ public sealed class RoomJoinOperation : IRagonOperation
     writer.WriteString(room.Id);
     writer.WriteString(context.RoomPlayer.Id);
     writer.WriteString(room.Owner.Id);
-    writer.WriteUShort((ushort) room.PlayerMin);
-    writer.WriteUShort((ushort) room.PlayerMax);
+    writer.WriteUShort((ushort)room.PlayerMin);
+    writer.WriteUShort((ushort)room.PlayerMax);
     writer.WriteString(room.Scene);
 
     var sendData = writer.ToArray();

Ragon.Server/Sources/Handler/RoomJoinOrCreateOperation.cs

@@ -16,6 +16,7 @@
 
 using NLog;
 using Ragon.Protocol;
+using Ragon.Server.IO;
 using Ragon.Server.Lobby;
 using Ragon.Server.Plugin;
 using Ragon.Server.Plugin.Web;
@@ -23,20 +24,20 @@ using Ragon.Server.Room;
 
 namespace Ragon.Server.Handler;
 
-public sealed class RoomJoinOrCreateOperation : IRagonOperation
+public sealed class RoomJoinOrCreateOperation : BaseOperation
 {
-  private readonly RagonRoomParameters _roomParameters = new();
+  private readonly RagonRoomPayload _roomPayload = new();
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
   private readonly IServerPlugin _serverPlugin;
   private readonly RagonWebHookPlugin _ragonWebHookPlugin;
   
-  public RoomJoinOrCreateOperation(IServerPlugin serverPlugin, RagonWebHookPlugin plugin)
+  public RoomJoinOrCreateOperation(RagonBuffer reader, RagonBuffer writer, IServerPlugin serverPlugin, RagonWebHookPlugin plugin): base(reader, writer)
   {
     _serverPlugin = serverPlugin;
     _ragonWebHookPlugin = plugin;
   }
-
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     if (context.ConnectionStatus == ConnectionStatus.Unauthorized)
     {
@@ -47,30 +48,37 @@ public sealed class RoomJoinOrCreateOperation : IRagonOperation
     var roomId = Guid.NewGuid().ToString();
     var lobbyPlayer = context.LobbyPlayer;
     
-    _roomParameters.Deserialize(reader);
+    _roomPayload.Deserialize(Reader);
 
-    if (context.Lobby.FindRoomByScene(_roomParameters.Scene, out var existsRoom))
+    if (context.Lobby.FindRoomByScene(_roomPayload.Scene, out var existsRoom))
     {
       var player = new RagonRoomPlayer(context.Connection, lobbyPlayer.Id, lobbyPlayer.Name);
+      
+      if (!existsRoom.Plugin.OnPlayerJoined(player))
+        return;
+      
       context.SetRoom(existsRoom, player);
       
       _ragonWebHookPlugin.RoomJoined(context, existsRoom, player);
       
-      JoinSuccess(player, existsRoom, writer);
+      JoinSuccess(player, existsRoom, Writer);
     }
     else
     {
       var information = new RoomInformation()
       {
-        Scene = _roomParameters.Scene,
-        Max = _roomParameters.Max,
-        Min = _roomParameters.Min,
+        Scene = _roomPayload.Scene,
+        Max = _roomPayload.Max,
+        Min = _roomPayload.Min,
       };
 
       var roomPlayer = new RagonRoomPlayer(context.Connection, lobbyPlayer.Id, lobbyPlayer.Name);
       var roomPlugin = _serverPlugin.CreateRoomPlugin(information);
       var room = new RagonRoom(roomId, information, roomPlugin);
       
+      if (!roomPlugin.OnPlayerJoined(roomPlayer))
+        return;
+      
       _ragonWebHookPlugin.RoomCreated(context, room, roomPlayer);
       
       context.Lobby.Persist(room);
@@ -79,7 +87,7 @@ public sealed class RoomJoinOrCreateOperation : IRagonOperation
       
       _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} create room {room.Id} with scene {information.Scene}");
 
-      JoinSuccess(roomPlayer, room, writer);
+      JoinSuccess(roomPlayer, room, Writer);
     }
   }
 

Ragon.Server/Sources/Handler/RoomLeaveOperation.cs

@@ -16,21 +16,23 @@
 
 using NLog;
 using Ragon.Protocol;
+using Ragon.Server.IO;
 using Ragon.Server.Plugin;
 using Ragon.Server.Plugin.Web;
 
 namespace Ragon.Server.Handler;
 
-public sealed class RoomLeaveOperation: IRagonOperation
+public sealed class RoomLeaveOperation: BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
   private readonly RagonWebHookPlugin _webHook;
-  public RoomLeaveOperation(RagonWebHookPlugin plugin)
+  
+  public RoomLeaveOperation(RagonBuffer reader, RagonBuffer writer, RagonWebHookPlugin plugin): base(reader, writer)
   {
     _webHook = plugin;
   }
 
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     var room = context.Room;
     var roomPlayer = context.RoomPlayer;

Ragon.Server/Sources/Handler/RoomOwnershipOperation.cs

@@ -1,14 +1,35 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 using NLog;
 using Ragon.Protocol;
-using Ragon.Server.Entity;
+using Ragon.Server.IO;
 
 namespace Ragon.Server.Handler;
 
-public sealed class RoomOwnershipOperation : IRagonOperation
+public sealed class RoomOwnershipOperation : BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  
+  public RoomOwnershipOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
   {
-   
+  }
+
+  public override void Handle(RagonContext context, NetworkChannel channel)
+  {
+    
   }
 }

Ragon.Server/Sources/Handler/RoomUserDataOperation.cs

@@ -0,0 +1,57 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using NLog;
+using Ragon.Protocol;
+using Ragon.Server.IO;
+using Ragon.Server.Lobby;
+
+namespace Ragon.Server.Handler;
+
+public sealed class RoomUserDataOperation : BaseOperation
+{
+  private readonly ILogger _logger = LogManager.GetCurrentClassLogger();
+  private readonly int _userDataLimit;
+  
+  public RoomUserDataOperation(
+    RagonBuffer reader,
+    RagonBuffer writer,
+    int userDataLimit
+  ) : base(reader, writer)
+  {
+    _userDataLimit = userDataLimit;
+  }
+
+  public override void Handle(RagonContext context, NetworkChannel channel)
+  {
+    if (context.ConnectionStatus == ConnectionStatus.Unauthorized)
+    {
+      _logger.Warn($"Player {context.Connection.Id} not authorized for this request");
+      return;
+    }
+
+    var roomUserData = Reader.ReadBytes(Reader.Capacity);
+    if (roomUserData.Length > _userDataLimit)
+    {
+      _logger.Warn("Room user data is too big");
+      return;
+    }
+    
+    var room = context.Room;
+    if (room != null)
+      room.UserData.Data = roomUserData;
+  }
+}

Ragon.Server/Sources/Handler/SceneLoadOperation.cs

@@ -14,22 +14,24 @@
  * limitations under the License.
  */
 
-
 using NLog;
 using Ragon.Protocol;
+using Ragon.Server.IO;
 
 namespace Ragon.Server.Handler;
 
-public class SceneLoadOperation: IRagonOperation
+public class SceneLoadOperation: BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
-  
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+
+  public SceneLoadOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer) {}
+
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     var roomOwner = context.Room.Owner;
     var currentPlayer = context.RoomPlayer;
     var room = context.Room;
-    var sceneName = reader.ReadString();
+    var sceneName = Reader.ReadString();
     
     if (roomOwner.Connection.Id != currentPlayer.Connection.Id)
     { 
@@ -39,11 +41,11 @@ public class SceneLoadOperation: IRagonOperation
     
     room.UpdateMap(sceneName);
     
-    writer.Clear();
-    writer.WriteOperation(RagonOperation.LOAD_SCENE);
-    writer.WriteString(sceneName);
+    Writer.Clear();
+    Writer.WriteOperation(RagonOperation.LOAD_SCENE);
+    Writer.WriteString(sceneName);
 
-    var sendData = writer.ToArray();
+    var sendData = Writer.ToArray();
     foreach (var player in room.PlayerList)
       player.Connection.Reliable.Send(sendData);
   }

Ragon.Server/Sources/Handler/SceneLoadedOperation.cs

@@ -17,21 +17,22 @@
 using NLog;
 using Ragon.Protocol;
 using Ragon.Server.Entity;
+using Ragon.Server.IO;
 using Ragon.Server.Lobby;
 using Ragon.Server.Room;
 
 namespace Ragon.Server.Handler;
 
-public sealed class SceneLoadedOperation : IRagonOperation
+public sealed class SceneLoadedOperation : BaseOperation
 {
   private readonly Logger _logger = LogManager.GetCurrentClassLogger();
   
-  public SceneLoadedOperation()
+  public SceneLoadedOperation(RagonBuffer reader, RagonBuffer writer): base(reader, writer)
   {
    
   }
-
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer)
+  
+  public override void Handle(RagonContext context, NetworkChannel channel)
   {
     if (context.ConnectionStatus == ConnectionStatus.Unauthorized)
       return;
@@ -39,16 +40,21 @@ public sealed class SceneLoadedOperation : IRagonOperation
     var owner = context.Room.Owner;
     var player = context.RoomPlayer;
     var room = context.Room;
+    if (player.IsLoaded)
+    {
+      _logger.Warn($"Player {player.Name}:{player.Connection.Id} already ready");
+      return;
+    }
 
     if (player == owner)
     {
-      var statics = reader.ReadUShort();
+      var statics = Reader.ReadUShort();
       for (var staticIndex = 0; staticIndex < statics; staticIndex++)
       {
-        var entityType = reader.ReadUShort();
-        var eventAuthority = (RagonAuthority)reader.ReadByte();
-        var staticId = reader.ReadUShort();
-        var propertiesCount = reader.ReadUShort();
+        var entityType = Reader.ReadUShort();
+        var eventAuthority = (RagonAuthority)Reader.ReadByte();
+        var staticId = Reader.ReadUShort();
+        var propertiesCount = Reader.ReadUShort();
 
         var entityParameters = new RagonEntityParameters()
         {
@@ -56,13 +62,14 @@ public sealed class SceneLoadedOperation : IRagonOperation
           Authority = eventAuthority,
           AttachId = 0,
           StaticId = staticId,
+          BufferedEvents = context.LimitBufferedEvents,
         };
 
         var entity = new RagonEntity(entityParameters);
         for (var propertyIndex = 0; propertyIndex < propertiesCount; propertyIndex++)
         {
-          var propertyType = reader.ReadBool();
-          var propertySize = reader.ReadUShort();
+          var propertyType = Reader.ReadBool();
+          var propertySize = Reader.ReadUShort();
           entity.AddProperty(new RagonProperty(propertySize, propertyType));
         }
         
@@ -85,14 +92,14 @@ public sealed class SceneLoadedOperation : IRagonOperation
 
       foreach (var roomPlayer in room.WaitPlayersList)
       {
-        DispatchPlayerJoinExcludePlayer(room, roomPlayer, writer);
+        DispatchPlayerJoinExcludePlayer(room, roomPlayer, Writer);
 
         roomPlayer.SetReady();
       }
 
       room.UpdateReadyPlayerList();
 
-      DispatchSnapshot(room, room.WaitPlayersList, writer);
+      DispatchSnapshot(room, room.WaitPlayersList, Writer);
 
       room.WaitPlayersList.Clear();
     }
@@ -100,14 +107,14 @@ public sealed class SceneLoadedOperation : IRagonOperation
     {
       player.SetReady();
 
-      DispatchPlayerJoinExcludePlayer(room, player, writer);
+      DispatchPlayerJoinExcludePlayer(room, player, Writer);
 
       room.UpdateReadyPlayerList();
 
-      DispatchSnapshot(room, new List<RagonRoomPlayer>() { player }, writer);
+      DispatchSnapshot(room, new List<RagonRoomPlayer>() { player }, Writer);
 
       foreach (var entity in room.EntityList)
-        entity.RestoreBufferedEvents(player, writer);
+        entity.RestoreBufferedEvents(player, Writer);
     }
     else
     {

Ragon.Server/Sources/Handler/TimestampSyncOperation.cs

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2023 Eduard Kargin <kargin.eduard@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+using Ragon.Protocol;
+using Ragon.Server.IO;
+
+namespace Ragon.Server.Handler;
+
+public class TimestampSyncOperation: BaseOperation
+{
+  public TimestampSyncOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
+  {
+  }
+
+  public override void Handle(RagonContext context, NetworkChannel channel)
+  {
+    var timestamp0 = Reader.Read(32);
+    var timestamp1 = Reader.Read(32);
+    var value = new DoubleToUInt() { Int0 = timestamp0, Int1 = timestamp1 };
+    
+    context.RoomPlayer?.SetTimestamp(value.Double);
+  }
+}

Ragon.Server/Sources/IO/INetworkChannel.cs

@@ -14,9 +14,12 @@
  * limitations under the License.
  */
 
+using Ragon.Protocol;
+
 namespace Ragon.Server.IO;
 
 public interface INetworkChannel
 {
   void Send(byte[] data);
+  void Send(RagonBuffer buffer);
 }

Ragon.Server/Sources/IO/INetworkListener.cs

@@ -21,5 +21,5 @@ public interface INetworkListener
   void OnConnected(INetworkConnection connection);
   void OnDisconnected(INetworkConnection connection);
   void OnTimeout(INetworkConnection connection);
-  void OnData(INetworkConnection connection, byte[] data);
+  void OnData(INetworkConnection connection, NetworkChannel channel, byte[] data);
 }

Ragon.Server/Sources/IO/INetworkServer.cs

@@ -21,5 +21,6 @@ public interface INetworkServer
   public Executor Executor { get; }
   public void Stop();
   public void Update();
+  public void Broadcast(byte[] data, NetworkChannel channel);
   public void Start(INetworkListener listener, NetworkConfiguration configuration);
 }

Ragon.Server/Sources/IO/NetworkChannel.cs

@@ -14,11 +14,11 @@
  * limitations under the License.
  */
 
-using Ragon.Protocol;
 
-namespace Ragon.Server.Handler;
+namespace Ragon.Server.IO;
 
-public interface IRagonOperation
+public enum NetworkChannel
 {
-  public void Handle(RagonContext context, RagonBuffer reader, RagonBuffer writer);
+  RELIABLE = 0,
+  UNRELIABLE = 1,
 }