feat: player/room user data now available on joined event

Ragon.Client/Sources/Entity/RagonEntity.cs

@@ -71,15 +71,15 @@ namespace Ragon.Client
     internal bool PropertiesChanged => _propertiesChanged;
     internal ushort SceneId => _sceneId;
 
-    private ushort _sceneId;
+    private readonly ushort _sceneId;
     private bool _propertiesChanged;
 
     private RagonPayload _spawnPayload;
     private RagonPayload _destroyPayload;
 
-    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>>>();
+    private readonly Dictionary<int, OnEventDelegate> _events = new();
+    private readonly Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>> _localListeners = new();
+    private readonly Dictionary<int, List<Action<RagonPlayer, IRagonEvent>>> _listeners = new();
 
     public RagonEntity(ushort type = 0, ushort sceneId = 0, bool replicated = true)
     {
@@ -125,7 +125,14 @@ namespace Ragon.Client
       return payload;
     }
 
-    public void Prepare(RagonClient client, ushort entityId, ushort entityType, bool hasAuthority, RagonPlayer player, RagonPayload payload)
+    public void Prepare(
+      RagonClient client,
+      ushort entityId,
+      ushort entityType,
+      bool hasAuthority,
+      RagonPlayer player,
+      RagonPayload payload
+      )
     {
       Type = entityType;
       Id = entityId;

Ragon.Client/Sources/Handler/JoinSuccessHandler.cs

@@ -39,8 +39,6 @@ public struct RoomParameters
 
 internal class JoinSuccessHandler : IHandler
 {
-  
-  
   private readonly RagonListenerList _listenerList;
   private readonly RagonPlayerCache _playerCache;
   private readonly RagonEntityCache _entityCache;
@@ -62,19 +60,39 @@ internal class JoinSuccessHandler : IHandler
   public void Handle(RagonBuffer reader)
   {
     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 localId = reader.ReadString();
+    var ownerId = reader.ReadString();
+    
+    _playerCache.SetOwnerAndLocal(ownerId, localId);
     
     var scene = new RagonScene(_client, _playerCache, _entityCache, sceneName);
     var roomInfo = new RoomParameters(roomId, localId, ownerId, min, max);
     var room = new RagonRoom(_client, _entityCache, _playerCache, roomInfo, scene);
 
-    _playerCache.SetOwnerAndLocal(ownerId, localId);
-    _client.AssignRoom(room);
+    room.UserData.Read(reader);
       
+    var playersCount = reader.ReadUShort();
+    RagonLog.Trace("Players: " + playersCount);
+    for (var i = 0; i < playersCount; i++)
+    {
+      var playerPeerId = reader.ReadUShort();
+      var playerId = reader.ReadString();
+      var playerName = reader.ReadString();
+
+      var player = _playerCache.AddPlayer(playerPeerId, playerId, playerName);
+      
+      player.UserData.Read(reader);
+
+      RagonLog.Trace($"Player {playerPeerId} - {playerId} - {playerName}");
+    }
+    
+    _client.AssignRoom(room);
+    _client.SetStatus(RagonStatus.ROOM);
+    
+    _listenerList.OnJoined();
     _listenerList.OnSceneRequest(sceneName);
   }
 }

Ragon.Client/Sources/Handler/SnapshotHandler.cs

@@ -46,19 +46,6 @@ internal class SnapshotHandler : IHandler
   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++)
-    {
-      var playerPeerId = buffer.ReadUShort();
-      var playerId = buffer.ReadString();
-      var playerName = buffer.ReadString();
-
-      _playerCache.AddPlayer(playerPeerId, playerId, playerName);
-
-      RagonLog.Trace($"Player {playerPeerId} - {playerId} - {playerName}");
-    }
-
     var dynamicEntities = buffer.ReadUShort();
     RagonLog.Trace("Dynamic Entities: " + dynamicEntities);
     for (var i = 0; i < dynamicEntities; i++)
@@ -123,12 +110,6 @@ internal class SnapshotHandler : IHandler
       entities.Add(entity);
     }
     
-    if (_client.Status == RagonStatus.LOBBY)
-    { 
-      _client.SetStatus(RagonStatus.ROOM);
-      _listenerList.OnJoined();
-    }
-
     foreach (var entity in entities)
       entity.Attach();
 

Ragon.Client/Sources/Listener/IRagonDataListener.cs

@@ -18,5 +18,5 @@ namespace Ragon.Client;
 
 public interface IRagonDataListener
 {
-  public void OnData(RagonPlayer player, byte[] data);
+  public void OnData(RagonClient client, RagonPlayer player, byte[] data);
 }

Ragon.Client/Sources/Listener/IRagonRoomListListener.cs

@@ -2,5 +2,5 @@ namespace Ragon.Client;
 
 public interface IRagonRoomListListener
 {
-  public void OnRoomListUpdate(IReadOnlyList<RagonRoomInformation> roomsInfos);
+  public void OnRoomListUpdate(RagonClient client, IReadOnlyList<RagonRoomInformation> roomsInfos);
 }

Ragon.Client/Sources/RagonListenerList.cs

@@ -298,13 +298,13 @@ namespace Ragon.Client
     public void OnData(RagonPlayer player, byte[] data)
     {
       foreach (var listener in _dataListeners)
-        listener.OnData(player, data);
+        listener.OnData(_client, player, data);
     }
 
     public void OnRoomList(RagonRoomInformation[] roomInfos)
     {
       foreach (var listListener in _roomListListeners)
-        listListener.OnRoomListUpdate(roomInfos);
+        listListener.OnRoomListUpdate(_client, roomInfos);
     }
 
     public void OnRoomUserData(IReadOnlyList<string> changes)

Ragon.Client/Sources/RagonPlayerCache.cs

@@ -52,10 +52,10 @@ public sealed class RagonPlayerCache
     _localId = localId;
   }
 
-  public void AddPlayer(ushort peerId, string playerId, string playerName)
+  public RagonPlayer AddPlayer(ushort peerId, string playerId, string playerName)
   {
     if (_playersById.ContainsKey(playerId))
-      return;
+      return null;
 
     var isOwner = playerId == _ownerId;
     var isLocal = playerId == _localId;
@@ -73,6 +73,8 @@ public sealed class RagonPlayerCache
     _players.Add(player);
     _playersById.Add(player.Id, player);
     _playersByConnection.Add(player.PeerId, player);
+    
+    return player;
   }
 
   public void RemovePlayer(string playerId)

Ragon.Client/Sources/RagonRoom.cs

@@ -104,7 +104,7 @@ namespace Ragon.Client
       if (_events.TryGetValue(eventCode, out var evnt))
         evnt?.Invoke(caller, buffer);
       else
-        RagonLog.Warn($"Handler event on entity {Id} with eventCode {eventCode} not defined");
+        RagonLog.Warn($"Handler event {Id} with eventCode {eventCode} not defined");
     }
 
     internal void HandleUserData(RagonBuffer buffer)

Ragon.Client/Sources/RagonScene.cs

@@ -80,6 +80,8 @@ public class RagonScene
     buffer.WriteByte((byte)replicationMode);
     buffer.WriteByte((byte)target);
     
+    evnt.Serialize(buffer);
+    
     var sendData = buffer.ToArray();
     _client.Reliable.Send(sendData);
   }

Ragon.Client/Sources/RagonUserData.cs

@@ -55,7 +55,6 @@ namespace Ragon.Client
 
     public RagonUserData()
     {
-     
     }
 
     public IReadOnlyList<string> Read(RagonBuffer buffer)
@@ -70,7 +69,6 @@ namespace Ragon.Client
         {
           var value = buffer.ReadBytes(valueSize);
           _properties[key] = value;
-          
         }
         else
         {

Ragon.Relay/Sources/RelayRoomPlugin.cs

@@ -1,5 +1,4 @@
 using System;
-using Ragon.Server;
 using Ragon.Server.Entity;
 using Ragon.Server.Plugin;
 using Ragon.Server.Room;
@@ -34,4 +33,10 @@ public class RelayRoomPlugin: BaseRoomPlugin
     Console.WriteLine($"Entity destroyed: {entity.Id}");
     return true;
   }
+
+  public override bool OnData(RagonRoomPlayer player, byte[] data)
+  {
+    Console.WriteLine("Data received");
+    return true;
+  }
 }

Ragon.Server.ENetServer/Sources/ENetConnection.cs

@@ -21,6 +21,7 @@ namespace Ragon.Server.ENetServer;
 
 public sealed class ENetConnection: INetworkConnection
 {
+  private static ushort _iterator = 0;
   public ushort Id { get; }
   public INetworkChannel Reliable { get; private set; }
   public INetworkChannel Unreliable { get; private set; }
@@ -30,7 +31,8 @@ public sealed class ENetConnection: INetworkConnection
   {
     _peer = peer;
     
-    Id = (ushort) peer.ID;
+    // Id = (ushort) peer.ID;
+    Id = _iterator++;
     Reliable = new ENetReliableChannel(peer, NetworkChannel.RELIABLE);
     Unreliable = new ENetUnreliableChannel(peer, NetworkChannel.UNRELIABLE);
   }

Ragon.Server/Sources/Data/RagonData.cs

@@ -4,20 +4,63 @@ namespace Ragon.Server.Data;
 
 public class RagonData
 {
-  private byte[] _data;
-  public bool IsDirty { get; set; }
-  public byte[] Data
+  private readonly Dictionary<string, byte[]> _data = new Dictionary<string, byte[]>();
+
+  public bool IsDirty { get; private set; }
+
+  public RagonData()
   {
-    get => _data;
-    set
+  }
+
+  public void Read(RagonBuffer buffer)
   {
-      _data = value;
-      IsDirty = true;
+    var len = buffer.ReadUShort();
+    for (int i = 0; i < len; i++)
+    {
+      var key = buffer.ReadString();
+      var valueSize = buffer.ReadUShort();
+      if (valueSize > 0)
+      {
+        var value = buffer.ReadBytes(valueSize);
+        _data[key] = value;
+      }
+      else
+      {
+        _data[key] = Array.Empty<byte>();
+      }
     }
   }
 
-  public RagonData(byte[] data)
+  public void Write(RagonBuffer buffer)
   {
-    _data = data;
+    buffer.WriteUShort((ushort)_data.Count);
+    foreach (var prop in _data)
+    {
+      buffer.WriteString(prop.Key);
+      buffer.WriteUShort((ushort)prop.Value.Length);
+      buffer.WriteBytes(prop.Value);
+    }
+
+    var toDelete = _data
+      .Where(p => p.Value.Length == 0)
+      .Select(p => p.Key);
+
+    foreach (var prop in toDelete)
+      _data.Remove(prop);
+
+    IsDirty = false;
+  }
+
+  public void Snapshot(RagonBuffer buffer)
+  {
+    buffer.WriteUShort((ushort)_data.Count);
+    foreach (var prop in _data)
+    {
+      buffer.WriteString(prop.Key);
+      buffer.WriteUShort((ushort)prop.Value.Length);
+      buffer.WriteBytes(prop.Value);
+      
+      Console.WriteLine($"Key: {prop.Key} Value: {prop.Value.Length}");
+    }
   }
 }

Ragon.Server/Sources/Handler/PlayerUserDataOperation.cs

@@ -27,14 +27,7 @@ namespace Ragon.Server.Handler
         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;
+      context.UserData.Read(Reader);
     }
   }
 }

Ragon.Server/Sources/Handler/RoomCreateOperation.cs

@@ -75,7 +75,7 @@ public sealed class RoomCreateOperation : BaseOperation
     };
 
     var lobbyPlayer = context.LobbyPlayer;
-    var roomPlayer = new RagonRoomPlayer(context.Connection, lobbyPlayer.Id, lobbyPlayer.Name);
+    var roomPlayer = new RagonRoomPlayer(context, lobbyPlayer.Id, lobbyPlayer.Name);
 
     var roomPlugin = _serverPlugin.CreateRoomPlugin(information);
     var room = new RagonRoom(roomId, information, roomPlugin);
@@ -103,11 +103,23 @@ public sealed class RoomCreateOperation : BaseOperation
     writer.Clear();
     writer.WriteOperation(RagonOperation.JOIN_SUCCESS);
     writer.WriteString(room.Id);
-    writer.WriteString(player.Id);
-    writer.WriteString(room.Owner.Id);
     writer.WriteUShort((ushort)room.PlayerMin);
     writer.WriteUShort((ushort)room.PlayerMax);
     writer.WriteString(room.Scene);
+    writer.WriteString(player.Id);
+    writer.WriteString(room.Owner.Id);
+    
+    room.UserData.Snapshot(writer);
+      
+    writer.WriteUShort((ushort)room.PlayerList.Count);
+    foreach (var roomPlayer in room.PlayerList)
+    {
+      writer.WriteUShort(roomPlayer.Connection.Id);
+      writer.WriteString(roomPlayer.Id);
+      writer.WriteString(roomPlayer.Name);
+      
+      roomPlayer.Context.UserData.Snapshot(writer);
+    }
 
     var sendData = writer.ToArray();
     player.Connection.Reliable.Send(sendData);

Ragon.Server/Sources/Handler/RoomEventOperation.cs

@@ -1,22 +1,31 @@
+using NLog;
 using Ragon.Protocol;
 using Ragon.Server.Event;
 using Ragon.Server.IO;
+using Ragon.Server.Lobby;
 
 namespace Ragon.Server.Handler;
 
 public class RoomEventOperation : BaseOperation
 {
+  private readonly Logger _logger = LogManager.GetCurrentClassLogger();
   public RoomEventOperation(RagonBuffer reader, RagonBuffer writer) : base(reader, writer)
   {
   }
 
   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 room = context.Room;
     var player = context.RoomPlayer;
 
     var eventId = Reader.ReadUShort();
-    var replicationMode = (RagonReplicationMode)Reader.ReadByte();
+    var eventMode = (RagonReplicationMode)Reader.ReadByte();
     var targetMode = (RagonTarget)Reader.ReadByte();
     var targetPlayerPeerId = (ushort)0;
 
@@ -26,20 +35,12 @@ public class RoomEventOperation : BaseOperation
     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);
+      room.ReplicateEvent(player, @event, eventMode, targetPlayer);
       return;
     }
 
-    foreach (var roomPlayer in room.ReadyPlayersList)
-     roomPlayer.Connection.Reliable.Send(sendData); 
+    room.ReplicateEvent(player, @event, eventMode, targetMode);
   }
 }

Ragon.Server/Sources/Handler/RoomJoinOperation.cs

@@ -46,7 +46,7 @@ public sealed class RoomJoinOperation : BaseOperation
       return;
     }
 
-    var player = new RagonRoomPlayer(context.Connection, lobbyPlayer.Id, lobbyPlayer.Name);
+    var player = new RagonRoomPlayer(context, lobbyPlayer.Id, lobbyPlayer.Name);
     context.SetRoom(existsRoom, player);
 
     if (!existsRoom.Plugin.OnPlayerJoined(player))
@@ -56,6 +56,8 @@ public sealed class RoomJoinOperation : BaseOperation
 
     JoinSuccess(context, existsRoom, Writer);
 
+    existsRoom.RestoreBufferedEvents(player);
+    
     _logger.Trace($"Player {context.Connection.Id}|{context.LobbyPlayer.Name} joined to {existsRoom.Id}");
   }
 
@@ -64,11 +66,23 @@ public sealed class RoomJoinOperation : BaseOperation
     writer.Clear();
     writer.WriteOperation(RagonOperation.JOIN_SUCCESS);
     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.WriteString(room.Scene);
+    writer.WriteString(context.RoomPlayer.Id);
+    writer.WriteString(room.Owner.Id);
+    
+    room.UserData.Snapshot(writer);
+      
+    writer.WriteUShort((ushort)room.PlayerList.Count);
+    foreach (var roomPlayer in room.PlayerList)
+    {
+      writer.WriteUShort(roomPlayer.Connection.Id);
+      writer.WriteString(roomPlayer.Id);
+      writer.WriteString(roomPlayer.Name);
+      
+      roomPlayer.Context.UserData.Snapshot(writer);
+    }
     
     var sendData = writer.ToArray();
     context.Connection.Reliable.Send(sendData);

Ragon.Server/Sources/Handler/RoomJoinOrCreateOperation.cs

@@ -52,7 +52,7 @@ public sealed class RoomJoinOrCreateOperation : BaseOperation
 
     if (context.Lobby.FindRoomByScene(_roomPayload.Scene, out var existsRoom))
     {
-      var player = new RagonRoomPlayer(context.Connection, lobbyPlayer.Id, lobbyPlayer.Name);
+      var player = new RagonRoomPlayer(context, lobbyPlayer.Id, lobbyPlayer.Name);
       
       if (!existsRoom.Plugin.OnPlayerJoined(player))
         return;
@@ -62,6 +62,8 @@ public sealed class RoomJoinOrCreateOperation : BaseOperation
       _ragonWebHookPlugin.RoomJoined(context, existsRoom, player);
       
       JoinSuccess(player, existsRoom, Writer);
+      
+      existsRoom.RestoreBufferedEvents(player);
     }
     else
     {
@@ -72,7 +74,7 @@ public sealed class RoomJoinOrCreateOperation : BaseOperation
         Min = _roomPayload.Min,
       };
 
-      var roomPlayer = new RagonRoomPlayer(context.Connection, lobbyPlayer.Id, lobbyPlayer.Name);
+      var roomPlayer = new RagonRoomPlayer(context, lobbyPlayer.Id, lobbyPlayer.Name);
       var roomPlugin = _serverPlugin.CreateRoomPlugin(information);
       var room = new RagonRoom(roomId, information, roomPlugin);
       
@@ -96,11 +98,23 @@ public sealed class RoomJoinOrCreateOperation : BaseOperation
     writer.Clear();
     writer.WriteOperation(RagonOperation.JOIN_SUCCESS);
     writer.WriteString(room.Id);
-    writer.WriteString(player.Id);
-    writer.WriteString(room.Owner.Id);
     writer.WriteUShort((ushort)room.PlayerMin);
     writer.WriteUShort((ushort)room.PlayerMax);
     writer.WriteString(room.Scene);
+    writer.WriteString(player.Id);
+    writer.WriteString(room.Owner.Id);
+    
+    room.UserData.Snapshot(writer);
+      
+    writer.WriteUShort((ushort)room.PlayerList.Count);
+    foreach (var roomPlayer in room.PlayerList)
+    {
+      writer.WriteUShort(roomPlayer.Connection.Id);
+      writer.WriteString(roomPlayer.Id);
+      writer.WriteString(roomPlayer.Name);
+      
+      roomPlayer.Context.UserData.Snapshot(writer);
+    }
     
     var sendData = writer.ToArray();
     player.Connection.Reliable.Send(sendData);

Ragon.Server/Sources/Handler/RoomUserDataOperation.cs

@@ -43,15 +43,8 @@ public sealed class RoomUserDataOperation : BaseOperation
       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;
+      room.UserData.Read(Reader);
   }
 }

Ragon.Server/Sources/Handler/SceneLoadedOperation.cs

@@ -143,13 +143,6 @@ public sealed class SceneLoadedOperation : BaseOperation
   {
     writer.Clear();
     writer.WriteOperation(RagonOperation.SNAPSHOT);
-    writer.WriteUShort((ushort)room.ReadyPlayersList.Count);
-    foreach (var roomPlayer in room.ReadyPlayersList)
-    {
-      writer.WriteUShort(roomPlayer.Connection.Id);
-      writer.WriteString(roomPlayer.Id);
-      writer.WriteString(roomPlayer.Name);
-    }
 
     var dynamicEntities = room.DynamicEntitiesList;
     var dynamicEntitiesCount = (ushort)dynamicEntities.Count;

Ragon.Server/Sources/Plugin/BaseRoomPlugin.cs

@@ -63,5 +63,11 @@ public class BaseRoomPlugin: IRoomPlugin
     return true;
   }
 
+  public virtual bool OnData(RagonRoomPlayer player, byte[] data)
+  {
+    
+    return true;
+  }
+  
   #endregion
 }

Ragon.Server/Sources/RagonContext.cs

@@ -30,7 +30,7 @@ public class RagonContext
   public int LimitBufferedEvents { get; private set; }
   public IRagonLobby Lobby { get; private set; }
   public RagonLobbyPlayer? LobbyPlayer { get; private set; }
-  public RagonRoom? Room { get; private set; }
+  public RagonRoom Room { get; private set; }
   public RagonRoomPlayer? RoomPlayer { get; private set; }
   public RagonData UserData { get; private set; }
   public RagonScheduler Scheduler { get; private set; }
@@ -48,7 +48,7 @@ public class RagonContext
     Executor = executor;
     Lobby = lobby;
     Scheduler = scheduler;
-    UserData = new RagonData(Array.Empty<byte>());
+    UserData = new RagonData();
   }
 
   internal void SetPlayer(RagonLobbyPlayer player)

Ragon.Server/Sources/RagonServer.cs

@@ -73,9 +73,9 @@ public class RagonServer : IRagonServer, INetworkListener
     
     var contextObserver = new RagonContextObserver(_contextsByPlayerId);
     
-    _scheduler.Run(new RagonActionTimer(SendRoomList, 1.0f));
-    _scheduler.Run(new RagonActionTimer(SendPlayerUserData, 0.2f));
-    _scheduler.Run(new RagonActionTimer(SendRoomUserData, 0.2f));
+    _scheduler.Run(new RagonActionTimer(SendRoomList, 2.0f));
+    _scheduler.Run(new RagonActionTimer(SendPlayerUserData, 0.1f));
+    _scheduler.Run(new RagonActionTimer(SendRoomUserData, 0.1f));
     
     _serverPlugin.OnAttached(this);
 
@@ -257,12 +257,11 @@ public class RagonServer : IRagonServer, INetworkListener
         _writer.Clear();
         _writer.WriteOperation(RagonOperation.PLAYER_DATA_UPDATED);
         _writer.WriteUShort(value.Connection.Id);
-        _writer.WriteBytes(value.UserData.Data);
+        
+        value.UserData.Write(_writer);
         
         var sendData = _writer.ToArray();
         _server.Broadcast(sendData, NetworkChannel.RELIABLE);
-        
-        value.UserData.IsDirty = false;
       }
     }
   }
@@ -275,12 +274,11 @@ public class RagonServer : IRagonServer, INetworkListener
       {
         _writer.Clear();
         _writer.WriteOperation(RagonOperation.ROOM_DATA_UPDATED);
-        _writer.WriteBytes(room.UserData.Data);
+        
+        room.UserData.Write(_writer);
         
         var sendData = _writer.ToArray();
         _server.Broadcast(sendData, NetworkChannel.RELIABLE);
-
-        room.UserData.IsDirty = false;
       }
     }
   }

Ragon.Server/Sources/Room/RagonRoom.cs

@@ -17,6 +17,7 @@
 using Ragon.Protocol;
 using Ragon.Server.Data;
 using Ragon.Server.Entity;
+using Ragon.Server.Event;
 using Ragon.Server.IO;
 using Ragon.Server.Plugin;
 using Ragon.Server.Time;
@@ -47,6 +48,8 @@ public class RagonRoom : IRagonRoom, IRagonAction
   public List<RagonEntity> EntityList { get; private set; }
 
   private readonly HashSet<RagonEntity> _entitiesDirtySet;
+  private readonly List<RagonEvent> _bufferedEvents;
+  private readonly int _limitBufferedEvents;
   
   public RagonRoom(string roomId, RoomInformation info, IRoomPlugin roomPlugin)
   {
@@ -67,8 +70,10 @@ public class RagonRoom : IRagonRoom, IRagonAction
     EntityList = new List<RagonEntity>();
 
     _entitiesDirtySet = new HashSet<RagonEntity>();
+    _bufferedEvents = new List<RagonEvent>();
+    _limitBufferedEvents = 1000;
 
-    UserData = new RagonData(Array.Empty<byte>());
+    UserData = new RagonData();
     Writer = new RagonBuffer();
   }
 
@@ -93,6 +98,101 @@ public class RagonRoom : IRagonRoom, IRagonAction
     _entitiesDirtySet.Remove(entity);
   }
 
+  public void RestoreBufferedEvents(RagonRoomPlayer roomPlayer)
+  {
+    foreach (var evnt in _bufferedEvents)
+    {
+      Writer.Clear();
+      Writer.WriteOperation(RagonOperation.REPLICATE_ROOM_EVENT);
+      Writer.WriteUShort(evnt.EventCode);
+      Writer.WriteUShort(evnt.Invoker.Connection.Id);
+      Writer.WriteByte((byte)RagonReplicationMode.Server);
+
+      evnt.Write(Writer);
+
+      var sendData = Writer.ToArray();
+      roomPlayer.Connection.Reliable.Send(sendData);
+    }
+  }
+  
+  public void ReplicateEvent(
+    RagonRoomPlayer invoker,
+    RagonEvent evnt,
+    RagonReplicationMode eventMode,
+    RagonRoomPlayer targetPlayer
+  )
+  {
+    var room = Owner.Room;
+    var buffer = room.Writer;
+    
+    buffer.Clear();
+    buffer.WriteOperation(RagonOperation.REPLICATE_ROOM_EVENT);
+    buffer.WriteUShort(evnt.EventCode);
+    buffer.WriteUShort(invoker.Connection.Id);
+    buffer.WriteByte((byte)eventMode);
+
+    evnt.Write(buffer);
+
+    var sendData = buffer.ToArray();
+    targetPlayer.Connection.Reliable.Send(sendData);
+  }
+
+  public void ReplicateEvent(
+    RagonRoomPlayer invoker,
+    RagonEvent evnt,
+    RagonReplicationMode eventMode,
+    RagonTarget targetMode
+  )
+  {
+    if (eventMode == RagonReplicationMode.Buffered && targetMode != RagonTarget.Owner && _bufferedEvents.Count < _limitBufferedEvents)
+    {
+      _bufferedEvents.Add(evnt);
+    }
+    
+    Writer.Clear();
+    Writer.WriteOperation(RagonOperation.REPLICATE_ROOM_EVENT);
+    Writer.WriteUShort(evnt.EventCode);
+    Writer.WriteUShort(invoker.Connection.Id);
+    Writer.WriteByte((byte)eventMode);
+    
+    evnt.Write(Writer);
+
+    var sendData = Writer.ToArray();
+    switch (targetMode)
+    {
+      case RagonTarget.Owner:
+      {
+        Owner.Connection.Reliable.Send(sendData);
+        break;
+      }
+      case RagonTarget.ExceptOwner:
+      {
+        foreach (var roomPlayer in ReadyPlayersList)
+        {
+          if (roomPlayer.Connection.Id != Owner.Connection.Id)
+            roomPlayer.Connection.Reliable.Send(sendData);
+        }
+
+        break;
+      }
+      case RagonTarget.ExceptInvoker:
+      {
+        foreach (var roomPlayer in ReadyPlayersList)
+        {
+          if (roomPlayer.Connection.Id != invoker.Connection.Id)
+            roomPlayer.Connection.Reliable.Send(sendData);
+        }
+
+        break;
+      }
+      case RagonTarget.All:
+      {
+        Broadcast(sendData);
+        break;
+      }
+    }
+  }
+
   public void Tick(float dt)
   {
     var entities = (ushort)_entitiesDirtySet.Count;

Ragon.Server/Sources/Room/RagonRoomInformation.cs

@@ -21,4 +21,5 @@ public ref struct RoomInformation
   public string Scene;
   public int Min;
   public int Max;
+  public int BufferedEventsLimit;
 }

Ragon.Server/Sources/Room/RagonRoomPlayer.cs

@@ -23,6 +23,7 @@ namespace Ragon.Server.Room;
 public class RagonRoomPlayer
 {
   public INetworkConnection Connection { get; }
+  public RagonContext Context { get; }
   public string Id { get; }
   public string Name { get; }
   public bool IsLoaded { get; private set; }
@@ -30,11 +31,12 @@ public class RagonRoomPlayer
   public RagonRoom Room { get; private set; }
   public RagonEntityCache Entities { get; private set; }
   
-  public RagonRoomPlayer(INetworkConnection connection, string id, string name)
+  public RagonRoomPlayer(RagonContext context, string id, string name)
   {
     Id = id;
     Name = name;
-    Connection = connection;
+    Context = context;
+    Connection = context.Connection;
     Entities = new RagonEntityCache();
   }