major update

Ragon.Client/Ragon.Client.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>netstandard2.1</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <LangVersion>10</LangVersion>
+        <RootNamespace>Ragon.Client.Simulation</RootNamespace>
+        <Authors>Eduard Kargin (Edmand46)</Authors>
+    </PropertyGroup>
+
+    <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
+      <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+      <DebugType>none</DebugType>
+      <OutputPath>/Users/edmand46/RagonProjects/ragon-unity-sdk/Assets/Ragon/Runtime/Plugins</OutputPath>
+    </PropertyGroup>
+
+    <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
+      <OutputPath>/Users/edmand46/RagonProjects/ragon-unity-sdk/Assets/Ragon/Runtime/Plugins</OutputPath>
+    </PropertyGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\Ragon.Protocol\Ragon.Protocol.csproj" />
+    </ItemGroup>
+
+</Project>

Ragon.Client/Sources/Compressor/FloatCompressor.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 Ragon.Protocol;
+
+namespace Ragon.Client.Compressor;
+
+public class FloatCompressor
+{
+  public float Min { get; private set; }
+  public float Max { get; private set; }
+  public float Precision { get; private set; }
+  public int RequiredBits { get; private set; }
+  
+  private uint _mask;
+
+  public FloatCompressor(float min = -1024.0f, float max = 1024.0f, float precision = 0.01f)
+  {
+    Min = min;
+    Max = max;
+    Precision = precision;
+    RequiredBits = DeBruijn.Log2((uint)((Max - Min) * (1f / Precision) + 0.5f)) + 1;
+    
+    _mask = (uint)((1L << RequiredBits) - 1);
+  }
+
+  public uint Compress(float value)
+  {
+    return (uint)((value - Min) * 1f / Precision + 0.5f) & _mask;
+  }
+
+  public float Decompress(uint value)
+  {
+    var result = value * Precision + Min;
+
+    if (result < Min)
+      result = Min;
+    else if (result > Max)
+      result = Max;
+
+    return result;
+  }
+}

Ragon.Client/Sources/Compressor/IntCompressor.cs

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+/*
+ * 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.Compressor;
+
+public class IntCompressor
+{
+  public int Min { get; private set; }
+  public int Max { get; private set; }
+  public int RequiredBits { get; private set; }
+
+  public IntCompressor(int min = -1000, int max = 1000)
+  {
+    Min = min;
+    Max = max;
+    RequiredBits = Bits.Compute(Max);
+  }
+
+  public uint Compress(int value)
+  {
+    return (uint)((value << 1) ^ (value >> 31));;
+  }
+
+  public int Decompress(uint value)
+  {
+    return (int)((value >> 1) ^ -(int)(value & 1));
+  }
+}

Ragon.Client/Sources/Entity/RagonEntity.cs

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+/*
+ * 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 sealed class RagonEntity
+  {
+    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 IsAttached { get; private set; }
+    public bool HasAuthority { get; private set; }
+
+    public event Action<RagonEntity> Attached;
+    public event Action Detached;
+    public event Action<RagonPlayer, RagonPlayer> OwnershipChanged;
+
+    internal bool PropertiesChanged => _propertiesChanged;
+    internal ushort SceneId => _sceneId;
+    
+    private ushort _sceneId;
+    private bool _propertiesChanged;
+
+    private RagonPayload _spawnPayload;
+    private RagonPayload _destroyPayload;
+
+    private Dictionary<int, OnEventDelegate> _events = new();
+    private Dictionary<int, Action<RagonPlayer, IRagonEvent>> _localEvents = new();
+
+    public RagonEntity(ushort type = 0, ushort sceneId = 0)
+    {
+      State = new RagonEntityState(this);
+      Type = type;
+      
+      _sceneId = sceneId;
+    }
+
+    internal void Attach(RagonClient client, ushort entityId, ushort entityType, bool hasAuthority, RagonPlayer owner, RagonPayload payload)
+    {
+      Type = entityType;
+      Id = entityId;
+      Owner = owner;
+      IsAttached = true;
+      Replication = true;
+      HasAuthority = hasAuthority;
+      
+      _client = client; 
+      _spawnPayload = payload;
+      
+      Attached?.Invoke(this);
+    }
+
+    internal void Detach(RagonPayload payload)
+    {
+      _destroyPayload = payload;
+      
+      Detached?.Invoke();
+    }
+
+    internal T GetPayload<T>(RagonPayload data) where T : IRagonPayload, new()
+    {
+      var buffer = new RagonBuffer();
+      data.Write(buffer);
+
+      var payload = new T();
+      payload.Deserialize(buffer);
+
+      return payload;
+    }
+
+    public T GetSpawnPayload<T>() where T : IRagonPayload, new()
+    {
+      return GetPayload<T>(_spawnPayload);
+    }
+
+    public T GetDestroyPayload<T>() where T : IRagonPayload, new()
+    {
+      return GetPayload<T>(_destroyPayload);
+    }
+
+    public 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_ENTITY_EVENT);
+      buffer.WriteUShort(Id);
+      buffer.WriteUShort(evntId);
+      buffer.WriteByte((byte) replicationMode);
+      buffer.WriteByte((byte) RagonTarget.Player);
+      buffer.WriteUShort((ushort) target.PeerId);
+
+      evnt.Serialize(buffer);
+      
+      var sendData = buffer.ToArray();
+      _client.Reliable.Send(sendData);
+    }
+
+    public void ReplicateEvent<TEvent>(
+      TEvent evnt,
+      RagonTarget target = RagonTarget.All,
+      RagonReplicationMode replicationMode = RagonReplicationMode.Server)
+      where TEvent : IRagonEvent, new()
+    {
+      if (target != RagonTarget.ExceptOwner)
+      {
+        if (replicationMode == RagonReplicationMode.Local)
+        {
+          var eventCode = _client.Event.GetEventCode(evnt);
+          _localEvents[eventCode].Invoke(_client.Room.Local, evnt);
+          return;
+        }
+
+        if (replicationMode == RagonReplicationMode.LocalAndServer)
+        {
+          var eventCode = _client.Event.GetEventCode(evnt);
+          _localEvents[eventCode].Invoke(_client.Room.Local, evnt);
+        }
+      }
+
+      var evntId = _client.Event.GetEventCode(evnt);
+      var buffer = _client.Buffer;
+
+      buffer.Clear();
+      buffer.WriteOperation(RagonOperation.REPLICATE_ENTITY_EVENT);
+      buffer.WriteUShort(Id);
+      buffer.WriteUShort(evntId);
+      buffer.WriteByte((byte) replicationMode);
+      buffer.WriteByte((byte) target);
+
+      evnt.Serialize(buffer);
+
+      var sendData = buffer.ToArray();
+      _client.Reliable.Send(sendData);
+    }
+
+    public void OnEvent<TEvent>(Action<RagonPlayer, TEvent> callback) where TEvent : IRagonEvent, new()
+    {
+      var t = new TEvent();
+      var eventCode = _client.Event.GetEventCode(t);
+
+      if (_events.ContainsKey(eventCode))
+      {
+        RagonLog.Warn($"Event already {eventCode} subscribed");
+        return;
+      }
+    
+      _localEvents.Add(eventCode, (player, eventData) => { callback.Invoke(player, (TEvent) eventData); });
+      _events.Add(eventCode, (player, serializer) =>
+      {
+        t.Deserialize(serializer);
+        callback.Invoke(player, t);
+      });
+    }
+
+    internal void Write(RagonBuffer buffer)
+    {
+      buffer.WriteUShort(Id);
+
+      State.WriteState(buffer);
+
+      _propertiesChanged = false;
+    }
+
+
+    internal void Read(RagonBuffer buffer)
+    {
+      State.ReadState(buffer);
+    }
+
+    internal void Event(ushort eventCode, RagonPlayer caller, RagonBuffer buffer)
+    {
+      if (_events.ContainsKey(eventCode))
+        _events[eventCode]?.Invoke(caller, buffer);
+    }
+
+    internal void TrackChangedProperty(RagonProperty property)
+    {
+      _propertiesChanged = true;
+    }
+
+    public void OnOwnershipChanged(RagonPlayer player)
+    {
+      var prevOwner = Owner;
+      
+      Owner = player;
+      HasAuthority = player.PeerId == _client.Room.Local.PeerId;
+      
+      OwnershipChanged?.Invoke(prevOwner, player);
+    }
+  }
+}

Ragon.Client/Sources/Entity/RagonEntityState.cs

@@ -0,0 +1,77 @@
+/*
+ * 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 sealed class RagonEntityState
+{
+  private List<RagonProperty> _properties;
+  private RagonEntity _entity;
+  
+  public RagonEntityState(RagonEntity entity)
+  {
+    _entity = entity;
+    _properties = new List<RagonProperty>(6);
+  }
+  
+  public void AddProperty(RagonProperty property)
+  {
+    _properties.Add(property);
+    
+    property.AssignEntity(_entity);
+  }
+  
+  internal void WriteInfo(RagonBuffer buffer)
+  {
+    buffer.WriteUShort((ushort)_properties.Count);
+    foreach (var property in _properties)
+    {
+      buffer.WriteBool(property.IsFixed);
+      buffer.WriteUShort((ushort)property.Size);
+    }
+  }
+  
+  internal void ReadState(RagonBuffer buffer)
+  {
+    foreach (var property in _properties)
+    {
+      var changed = buffer.ReadBool();
+      if (changed)
+        property.Deserialize(buffer);
+    }
+  }
+
+  internal void WriteState(RagonBuffer buffer)
+  {
+    foreach (var prop in _properties)
+    {
+      if (prop.IsDirty)
+      {
+        buffer.WriteBool(true);
+        prop.Write(buffer);
+        prop.Flush();
+      }
+      else
+      {
+        prop.AddTick();
+        buffer.WriteBool(false);
+      }
+    }
+  }
+}

Ragon.Client/Sources/Entity/RagonPayload.cs

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+/*
+ * 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 struct RagonPayload
+{
+  private uint[] _data = new uint[128];
+  private int _size = 0;
+
+  public RagonPayload(int capacity)
+  {
+    _size = capacity;
+  }
+  public int Size => _size;
+
+  public void Read(RagonBuffer buffer)
+  {
+    var readOnlySpan = _data.AsSpan();
+
+    buffer.ReadSpan(ref readOnlySpan, _size);
+  }
+
+  public void Write(RagonBuffer buffer)
+  {
+    ReadOnlySpan<uint> readOnlySpan = _data.AsSpan();
+
+    buffer.WriteSpan(ref readOnlySpan, _size);
+  }
+
+  public override string ToString()
+  {
+    return $"Payload Size: {_size}";
+  }
+}

Ragon.Client/Sources/Entity/RagonProperty.cs

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+/*
+ * 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
+{
+  [Serializable]
+  public class RagonProperty
+  {
+    public string Name => _name;
+    public RagonEntity Entity => _entity;
+    
+    public event Action Changed;
+    public bool IsDirty => _dirty && _ticks >= _priority;
+    public bool IsFixed => _fixed;
+    public int Size => _size;
+
+    private bool _fixed;
+    private string _name;
+    protected bool _invokeLocal;
+    
+    private RagonEntity _entity;
+    private bool _dirty;
+    private int _size;
+    private int _ticks;
+    private int _priority;
+ 
+    protected RagonProperty(int priority, bool invokeLocal)
+    {
+      _size = 0;
+      _priority = priority;
+      _fixed = false;
+      _invokeLocal = invokeLocal;
+    }
+    
+    public void SetName(string name)
+    {
+      _name = name;
+    }
+    
+    protected void SetFixedSize(int size)
+    {
+      _size = size;
+      _fixed = true;
+    }
+
+    protected void InvokeChanged()
+    {
+      if (!_invokeLocal)
+        return;
+      
+      Changed?.Invoke();
+    }
+
+    protected void MarkAsChanged()
+    {
+      InvokeChanged();
+      
+      if (_dirty) return;
+      _dirty = true;
+
+      _entity?.TrackChangedProperty(this);
+    }
+
+    internal void Flush()
+    {
+      _dirty = false;
+      _ticks = 0;
+    }
+
+    internal void AddTick()
+    {
+      _ticks++;
+    }
+    
+    internal void AssignEntity(RagonEntity obj)
+    {
+      _entity = obj;
+      
+      Changed?.Invoke();
+    }
+
+    internal void Write(RagonBuffer buffer)
+    {
+      if (_fixed)
+      {
+        Serialize(buffer);
+        return;
+      }
+
+      var sizeOffset = buffer.WriteOffset;
+      buffer.Write(0, 16);
+      var propOffset = buffer.WriteOffset;
+
+      Serialize(buffer);
+      
+      var propSize = (uint) (buffer.WriteOffset - propOffset);
+      buffer.Write(propSize, 16, sizeOffset);
+    }
+
+    public virtual void Serialize(RagonBuffer buffer)
+    {
+    }
+
+    public virtual void Deserialize(RagonBuffer buffer)
+    {
+    }
+  }
+}

Ragon.Client/Sources/Handler/AuthorizeFailedHandler.cs

@@ -0,0 +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 Ragon.Protocol;
+
+namespace Ragon.Client;
+
+internal class AuthorizeFailedHandler: Handler
+{
+  private readonly RagonListenerList _listenerList;
+  public AuthorizeFailedHandler(RagonListenerList list)
+  {
+    _listenerList = list;
+  }
+  
+  public void Handle(RagonBuffer buffer)
+  {
+    var message = buffer.ReadString();
+    _listenerList.OnAuthorizationFailed(message);
+  }
+}

Ragon.Client/Sources/Handler/AuthorizeSuccessHandler.cs

@@ -0,0 +1,38 @@
+/*
+ * 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 AuthorizeSuccessHandler: Handler
+{
+  private readonly RagonListenerList _listenerList;
+  
+  public AuthorizeSuccessHandler(RagonListenerList listenerList)
+  {
+    _listenerList = listenerList;
+  }
+  
+  public void Handle(RagonBuffer buffer)
+  {
+    var playerId = buffer.ReadString();
+    var playerName = buffer.ReadString();
+
+    _listenerList.OnAuthorizationSuccess(playerId, playerName);
+  }
+}

Ragon.Client/Sources/Handler/EntityCreateHandler.cs

@@ -0,0 +1,58 @@
+/*
+ * 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 EntityCreateHandler : Handler
+{
+  private readonly RagonClient _client;
+  private readonly RagonPlayerCache _playerCache;
+  private readonly RagonEntityCache _entityCache;
+  
+  public EntityCreateHandler(
+    RagonClient client,
+    RagonPlayerCache playerCache,
+    RagonEntityCache entityCache
+  )
+  {
+    _client = client;
+    _entityCache = entityCache;
+    _playerCache = playerCache;
+  }
+
+  public void Handle(RagonBuffer buffer)
+  {
+    var attachId = buffer.ReadUShort();
+    var entityType = buffer.ReadUShort();
+    var entityId = buffer.ReadUShort();
+    var ownerId = buffer.ReadUShort();
+    var player = _playerCache.GetPlayerByPeer(ownerId);
+    var payload = new RagonPayload(buffer.Capacity);
+    payload.Read(buffer);
+
+    if (player == null)
+    {
+      RagonLog.Warn($"Owner {ownerId}|{player.Name} not found in players");
+      return;
+    }
+    
+    var hasAuthority = _playerCache.LocalPlayer.Id == player.Id;
+    var entity = _entityCache.OnCreate(attachId, entityType, 0, entityId, hasAuthority);
+    entity.Attach(_client, entityId, entityType, hasAuthority, player, payload);
+  }
+}

Ragon.Client/Sources/Handler/EntityDestroyHandler.cs

@@ -0,0 +1,39 @@
+/*
+ * 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 EntityDestroyHandler: Handler
+{
+  private readonly RagonEntityCache _entityCache;
+  
+  public EntityDestroyHandler(RagonEntityCache entityCache)
+  {
+    _entityCache = entityCache;
+  }
+  
+  public void Handle(RagonBuffer buffer)
+  {
+    var entityId = buffer.ReadUShort();
+    var payload = new RagonPayload(buffer.Capacity);
+    payload.Read(buffer);
+    
+    _entityCache.OnDestroy(entityId, payload);
+  }
+}

Ragon.Client/Sources/Handler/EntityEventHandler.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 Ragon.Protocol;
+
+namespace Ragon.Client;
+
+internal class EntityEventHandler : Handler
+{
+    private readonly RagonClient _client;
+    private readonly RagonPlayerCache _playerCache;
+    private readonly RagonEntityCache _entityCache;
+
+    public EntityEventHandler(
+        RagonClient client,
+        RagonPlayerCache playerCache,
+        RagonEntityCache entityCache
+    )
+    {
+        _client = client;
+        _playerCache = playerCache;
+        _entityCache = entityCache;
+    }
+
+    public void Handle(RagonBuffer buffer)
+    {
+        var eventCode = buffer.ReadUShort();
+        var peerId = buffer.ReadUShort();
+        var executionMode = (RagonReplicationMode)buffer.ReadByte();
+        var entityId = buffer.ReadUShort();
+
+        var player = _playerCache.GetPlayerByPeer(peerId);
+        if (player == null)
+        {
+            RagonLog.Warn($"Player not found for event {eventCode}");
+            return;
+        }
+
+        if (player.IsMe && executionMode == RagonReplicationMode.LocalAndServer)
+            return;
+
+        _entityCache.OnEvent(player, entityId, eventCode, buffer);
+    }
+}

Ragon.Client/Sources/Handler/EntityStateHandler.cs

@@ -0,0 +1,39 @@
+/*
+ * 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 StateEntityHandler: Handler
+{
+  private readonly RagonEntityCache _entityCache;
+  
+  public StateEntityHandler(RagonEntityCache entityCache)
+  {
+    _entityCache = entityCache;
+  }
+  
+  public void Handle(RagonBuffer buffer)
+  {
+    var entitiesCount = buffer.ReadUShort();
+    for (var i = 0; i < entitiesCount; i++)
+    {
+      var entityId = buffer.ReadUShort();
+      _entityCache.OnState(entityId, buffer);
+    }
+  }
+}

Ragon.Client/Sources/Handler/Handler.cs

@@ -0,0 +1,25 @@
+/*
+ * 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 interface Handler
+{
+  public void Handle(RagonBuffer buffer);
+}

Ragon.Client/Sources/Handler/JoinFailedHandler.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;
+
+namespace Ragon.Client;
+
+internal  class JoinFailedHandler: Handler
+{
+  private readonly RagonListenerList _listenerList;
+  
+  public JoinFailedHandler(RagonListenerList listenerList)
+  {
+    _listenerList = listenerList;
+  }
+  
+  public void Handle(RagonBuffer buffer)
+  {
+    var message = buffer.ReadString();
+    _listenerList.OnFailed(message);
+  }
+}

Ragon.Client/Sources/Handler/JoinSuccessHandler.cs

@@ -0,0 +1,80 @@
+/*
+ * 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 struct RagonRoomInformation
+{
+  public RagonRoomInformation(string roomId, string playerId, string ownerId, ushort min, ushort max)
+  {
+    RoomId = roomId;
+    PlayerId = playerId;
+    OwnerId = ownerId;
+    Min = min;
+    Max = max;
+  }
+
+  public string RoomId { get; private set; }
+  public string PlayerId { get; private set; }
+  public string OwnerId { get; private set; }
+  public ushort Min { get; private set; }
+  public ushort Max { get; private set; }
+}
+
+internal class JoinSuccessHandler : Handler
+{
+  private readonly RagonListenerList _listenerList;
+  private readonly RagonPlayerCache _playerCache;
+  private readonly RagonEntityCache _entityCache;
+  private readonly RagonClient _client;
+  private readonly RagonBuffer _buffer;
+
+  public JoinSuccessHandler(
+    RagonClient client,
+    RagonBuffer buffer,
+    RagonListenerList listenerList,
+    RagonPlayerCache playerCache,
+    RagonEntityCache entityCache
+  )
+  {
+    _buffer = buffer;
+    _client = client;
+    _listenerList = listenerList;
+    _entityCache = entityCache;
+    _playerCache = playerCache;
+  }
+
+  public void Handle(RagonBuffer buffer)
+  {
+    var roomId = buffer.ReadString();
+    var localId = buffer.ReadString();
+    var ownerId = buffer.ReadString();
+    var min = buffer.ReadUShort();
+    var max = buffer.ReadUShort();
+    var map = buffer.ReadString();
+
+    var scene = new RagonScene(_client, _playerCache, _entityCache);
+    var roomInfo = new RagonRoomInformation(roomId, localId, ownerId, min, max);
+    var room = new RagonRoom(_client, _entityCache, _playerCache, roomInfo, scene);
+
+    _playerCache.SetOwnerAndLocal(ownerId, localId);
+    _client.AssignRoom(room);
+    _listenerList.OnLevel(map);
+  }
+}

Ragon.Client/Sources/Handler/LeaveRoomHandler.cs

@@ -0,0 +1,44 @@
+/*
+ * 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 LeaveRoomHandler : Handler
+{
+  private readonly RagonClient _client;
+  private readonly RagonListenerList _listenerList;
+  private readonly RagonEntityCache _entityCache;
+  
+  public LeaveRoomHandler(
+    RagonClient client,
+    RagonListenerList listenerList,
+    RagonEntityCache entityCache)
+  {
+    _client = client;
+    _listenerList = listenerList;
+    _entityCache = entityCache;
+  }
+
+  public void Handle(RagonBuffer buffer)
+  {    
+    _listenerList.OnLeft();
+    _entityCache.Cleanup();
+    _client.Room.Cleanup();
+  }
+}

Ragon.Client/Sources/Handler/LoadSceneHandler.cs

@@ -0,0 +1,44 @@
+/*
+ * 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 SceneLoadHandler: Handler
+{
+  private readonly RagonClient _client;
+  private readonly RagonListenerList _listenerList;
+  
+  public SceneLoadHandler(
+    RagonClient ragonClient,
+    RagonListenerList listenerList
+    )
+  {
+    _client = ragonClient;
+    _listenerList = listenerList;
+  }
+  
+  public void Handle(RagonBuffer buffer)
+  {
+    var sceneName = buffer.ReadString();
+    var room = _client.Room;
+    
+    room.Cleanup();
+    
+    _listenerList.OnLevel(sceneName);
+  }
+}

Ragon.Client/Sources/Handler/OwnershipHandler.cs

@@ -0,0 +1,53 @@
+/*
+ * 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 OwnershipHandler: Handler
+{
+  private readonly RagonListenerList _listenerList;
+  private readonly RagonPlayerCache _playerCache;
+  private readonly RagonEntityCache _entityCache;
+  
+  public OwnershipHandler(
+    RagonListenerList listenerList,
+    RagonPlayerCache playerCache,
+    RagonEntityCache entityCache)
+  {
+    _listenerList = listenerList;
+    _playerCache = playerCache;
+    _entityCache = entityCache;
+  }
+  
+  public void Handle(RagonBuffer buffer)
+  {
+    var newOwnerId = buffer.ReadString();
+    var player = _playerCache.GetPlayerById(newOwnerId);
+
+    _playerCache.OnOwnershipChanged(newOwnerId);
+    _listenerList.OnOwnershipChanged(player);
+
+    var entities = buffer.ReadUShort();
+    for (var i = 0; i < entities; i++)
+    {
+      var entityId = buffer.ReadUShort();
+      _entityCache.OnOwnershipChanged(player, entityId);
+    }
+  }
+}

Ragon.Client/Sources/Handler/PlayerJoinHandler.cs

@@ -0,0 +1,50 @@
+/*
+ * 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 PlayerJoinHandler : Handler
+{
+  private RagonPlayerCache _playerCache;
+  private RagonListenerList _listenerList;
+
+  public PlayerJoinHandler(
+    RagonPlayerCache playerCache,
+    RagonListenerList listenerList
+  )
+  {
+    _playerCache = playerCache;
+    _listenerList = listenerList;
+  }
+
+  public void Handle(RagonBuffer buffer)
+  {
+    var playerPeerId = buffer.ReadUShort();
+    var playerId = buffer.ReadString();
+    var playerName = buffer.ReadString();
+
+    _playerCache.AddPlayer(playerPeerId, playerId, playerName);
+
+    var player = _playerCache.GetPlayerById(playerId);
+    if (player != null)
+      _listenerList.OnPlayerJoined(player);
+    else
+      RagonLog.Trace($"[Joined] {playerId}");
+  }
+}

Ragon.Client/Sources/Handler/PlayerLeftHandler.cs

@@ -0,0 +1,60 @@
+/*
+ * 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 PlayerLeftHandler : Handler
+{
+  private RagonPlayerCache _playerCache;
+  private RagonEntityCache _entityCache;
+  private RagonListenerList _listenerList;
+
+  public PlayerLeftHandler(
+    RagonEntityCache entityCache,
+    RagonPlayerCache playerCache,
+    RagonListenerList listenerList
+  )
+  {
+    _entityCache = entityCache;
+    _playerCache = playerCache;
+    _listenerList = listenerList;
+  }
+
+  public void Handle(RagonBuffer buffer)
+  {
+    var playerId = buffer.ReadString();
+    var player = _playerCache.GetPlayerById(playerId);
+    if (player != null)
+    {
+      _playerCache.RemovePlayer(playerId);
+      _listenerList.OnPlayerLeft(player);
+
+      var entities = buffer.ReadUShort();
+      var toDeleteIds = new ushort[entities];
+      for (var i = 0; i < entities; i++)
+      {
+        var entityId = buffer.ReadUShort();
+        toDeleteIds[i] = entityId;
+      }
+
+      foreach (var id in toDeleteIds)
+        _entityCache.OnDestroy(id, new RagonPayload());
+    }
+  }
+}

Ragon.Client/Sources/Handler/SnapshotHandler.cs

@@ -0,0 +1,97 @@
+/*
+ * 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 SnapshotHandler : Handler
+{
+  private RagonClient _client;
+  private RagonListenerList _listenerList;
+  private RagonEntityCache _entityCache;
+  private RagonPlayerCache _playerCache;
+
+  public SnapshotHandler(
+    RagonClient ragonClient,
+    RagonListenerList listenerList,
+    RagonEntityCache entityCache,
+    RagonPlayerCache playerCache
+  )
+  {
+    _client = ragonClient;
+    _listenerList = listenerList;
+    _entityCache = entityCache;
+    _playerCache = playerCache;
+  }
+
+  public void Handle(RagonBuffer buffer)
+  {
+    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);
+    }
+    var dynamicEntities = buffer.ReadUShort();
+    RagonLog.Trace("Dynamic Entities: " + dynamicEntities);
+    for (var i = 0; i < dynamicEntities; i++)
+    {
+      var entityType = buffer.ReadUShort();
+      var entityId = buffer.ReadUShort();
+      var ownerPeerId = buffer.ReadUShort();
+      var payloadSize = buffer.ReadUShort();
+      var player = _playerCache.GetPlayerByPeer(ownerPeerId);
+      
+      var payload = new RagonPayload(payloadSize);
+      payload.Read(buffer);
+
+      var hasAuthority = _playerCache.LocalPlayer.Id == player.Id;
+      var entity = _entityCache.OnCreate(0, entityType, 0, entityId, hasAuthority);
+      
+      entity.Read(buffer);
+      entity.Attach(_client, entityId, entityType, hasAuthority, player, payload);
+    }
+
+    var staticEntities = buffer.ReadUShort();
+    RagonLog.Trace("Scene Entities: " + staticEntities);
+    for (var i = 0; i < staticEntities; i++)
+    {
+      var entityType = buffer.ReadUShort();
+      var entityId = buffer.ReadUShort();
+      var staticId = buffer.ReadUShort();
+      var ownerPeerId = buffer.ReadUShort();
+      var payloadSize = buffer.ReadUShort();
+      var player = _playerCache.GetPlayerByPeer(ownerPeerId);
+      
+      var payload = new RagonPayload(payloadSize);
+      payload.Read(buffer);
+
+      var hasAuthority = _playerCache.LocalPlayer.Id == player.Id;
+      var entity = _entityCache.OnCreate(0, entityType, staticId, entityId, hasAuthority);
+      
+      entity.Read(buffer);
+      entity.Attach(_client, entityId, entityType, hasAuthority, player, payload);
+    }
+    
+    _listenerList.OnJoined();
+  }
+}

Ragon.Client/Sources/IO/DisconnectReason.cs

@@ -0,0 +1,23 @@
+/*
+ * 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 enum DisconnectReason
+{
+  MANUAL,
+  TIMEOUT,
+}

Ragon.Client/Sources/IO/INetworkChannel.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 INetworkChannel
+{
+  void Send(byte[] data);
+}

Ragon.Client/Sources/IO/INetworkConnection.cs

@@ -0,0 +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.
+ */
+
+
+namespace Ragon.Client;
+
+public interface INetworkConnection: IRagonConnection
+{
+    public INetworkChannel Reliable { get; }
+    public INetworkChannel Unreliable { get; }
+    public Action<byte[]> OnData { get; set; }
+    public Action OnConnected { get; set; }
+    public Action<DisconnectReason> OnDisconnected { get; set; }
+    public ulong BytesSent { get; }
+    public  ulong BytesReceived { get; }
+    public int Ping { get;  }
+    public void Prepare();
+    public void Connect(string address, ushort port, uint protocol);
+    public void Disconnect();
+    public void Update();
+    public void Dispose();
+}

Ragon.Client/Sources/IO/NetworkStatistics.cs

@@ -0,0 +1,62 @@
+/*
+ * 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 class NetworkStatistics
+{
+  private const double Interval = 1.0d;
+  private double _upstreamBandwidth = 0d;
+  private double _downstreamBandwidth = 0d;
+  private double _time = 0d;
+  private ulong _upstreamData = 0;
+  private ulong _downstreamData = 0;
+  private ulong _sent = 0;
+  private ulong _received = 0;
+  private int _ping;
+
+  public int Ping => _ping;
+  public double UpstreamBandwidth => _upstreamBandwidth;
+  public double DownstreamBandwidth => _downstreamBandwidth;
+  
+  public void Update(ulong sent, ulong received, int ping, float dt)
+  {
+    _sent = sent;
+    _received = received;
+    _ping = ping;
+    
+    _time += dt;
+    if (_time >= Interval)
+    {
+      if (_upstreamData > 0)
+      {
+        _upstreamData = _sent - _upstreamData;
+        _upstreamBandwidth = (_upstreamData / _time) / 1000 ;
+      }
+
+      if (_downstreamData > 0)
+      {
+        _downstreamData = _received - _downstreamData;
+        _downstreamBandwidth = (_downstreamData / _time) / 1000;
+      }
+
+      _upstreamData = _sent;
+      _downstreamData = _received;
+      _time -= Interval;
+    }
+  }
+}

Ragon.Client/Sources/IRagonConnection.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 IRagonConnection
+{
+ 
+}

Ragon.Client/Sources/IRagonEntityListener.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 IRagonEntityListener
+{
+  public void OnEntityCreated(RagonEntity entity);
+}

Ragon.Client/Sources/IRagonEvent.cs

@@ -0,0 +1,25 @@
+/*
+ * 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 interface IRagonEvent: IRagonSerializable
+  {
+    
+  }
+}

Ragon.Client/Sources/IRagonPayload.cs

@@ -0,0 +1,25 @@
+/*
+ * 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 interface IRagonPayload: IRagonSerializable
+  {
+    
+  }
+}

Ragon.Client/Sources/IRagonSceneCollector.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 IRagonSceneCollector
+{
+  public RagonEntity[] Collect();
+}

Ragon.Client/Sources/Listener/IRagonAuthorizationListener.cs

@@ -0,0 +1,24 @@
+/*
+ * 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 IRagonAuthorizationListener
+{
+  void OnAuthorizationSuccess(RagonClient client, string playerId, string playerName);
+  void OnAuthorizationFailed(RagonClient client, string message);
+}

Ragon.Client/Sources/Listener/IRagonConnectionListener.cs

@@ -0,0 +1,23 @@
+/*
+ * 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 IRagonConnectedListener
+{
+  void OnConnected(RagonClient client);
+  void OnDisconnected(RagonClient client);
+}

Ragon.Client/Sources/Listener/IRagonFailedListener.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 IRagonFailedListener
+{
+  void OnFailed(RagonClient client, string message);
+}

Ragon.Client/Sources/Listener/IRagonJoinListener.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 IRagonJoinListener
+{
+  void OnJoined(RagonClient client);
+}

Ragon.Client/Sources/Listener/IRagonLeftListener.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 IRagonLeftListener
+{
+  void OnLeft(RagonClient client);
+}

Ragon.Client/Sources/Listener/IRagonLevelListener.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 IRagonLevelListener
+{
+  void OnLevel(RagonClient client, string sceneName);
+}

Ragon.Client/Sources/Listener/IRagonListener.cs

@@ -0,0 +1,31 @@
+/*
+ * 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 IRagonListener : 
+    IRagonAuthorizationListener, 
+    IRagonConnectedListener, 
+    IRagonFailedListener,
+    IRagonJoinListener, 
+    IRagonLeftListener, 
+    IRagonLevelListener, 
+    IRagonOwnershipChangedListener,
+    IRagonPlayerJoinListener, 
+    IRagonPlayerLeftListener
+  {
+  }
+}

Ragon.Client/Sources/Listener/IRagonOwnershipChangedListener.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 IRagonOwnershipChangedListener
+{
+  void OnOwnershipChanged(RagonClient client, RagonPlayer player);
+}

Ragon.Client/Sources/Listener/IRagonPlayerJoinListener.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 IRagonPlayerJoinListener
+{
+  void OnPlayerJoined(RagonClient client, RagonPlayer player);
+}

Ragon.Client/Sources/Listener/IRagonPlayerLeftListener.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 IRagonPlayerLeftListener
+{
+  void OnPlayerLeft(RagonClient client, RagonPlayer player);
+}

Ragon.Client/Sources/Log/IRagonLogger.cs

@@ -0,0 +1,26 @@
+/*
+ * 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 IRagonLogger
+  {
+    public void Warn(string message);
+    public void Trace(string message);
+    public void Info(string message);
+    public void Error(string message);
+  }
+}

Ragon.Client/Sources/Log/Loggers/RagonConsoleLogger.cs

@@ -0,0 +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.
+ */
+
+namespace Ragon.Client
+{
+  public class RagonConsoleLogger: IRagonLogger
+  {
+    public void Warn(string message)
+    {
+     Console.WriteLine($"[WARN] {message}"); 
+    }
+    
+    public void Trace(string message)
+    {
+      Console.WriteLine($"[TRACE] {message}");
+    }
+    
+    public void Info(string message)
+    {
+      Console.WriteLine($"[INFO] {message}");
+    }
+    
+    public void Error(string message)
+    {
+      Console.WriteLine($"[ERROR] {message}");
+    }
+  }
+}

Ragon.Client/Sources/Log/RagonLog.cs

@@ -0,0 +1,29 @@
+/*
+ * 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 class RagonLog
+  {
+    private static IRagonLogger _ragonLogger;
+    static RagonLog() => _ragonLogger = new RagonConsoleLogger();
+    public static void Set(IRagonLogger logger) => _ragonLogger = logger;
+    public static void Warn(string message) => _ragonLogger.Warn(message);
+    public static void Trace(string message) => _ragonLogger.Trace(message);
+    public static void Info(string message) => _ragonLogger.Info(message);
+    public static void Error(string message) => _ragonLogger.Error(message);
+  }
+}

Ragon.Client/Sources/Log/RagonLogLevel.cs

@@ -0,0 +1,26 @@
+/*
+ * 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 enum RagonLogLevel
+{
+  ALL,
+  CONNECTION,
+  STATE,
+  EVENT,
+  ROOM,
+}

Ragon.Client/Sources/RagonClient.cs

@@ -0,0 +1,191 @@
+/*
+ * 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 sealed class RagonClient
+  {
+    private readonly INetworkConnection _connection;
+    private readonly IRagonEntityListener _entityListener;
+    private readonly IRagonSceneCollector _sceneCollector;
+    private Handler[] _processors;
+    private RagonBuffer _readBuffer;
+    private RagonBuffer _writeBuffer;
+    private RagonRoom _room;
+    private RagonSession _session;
+    private RagonListenerList _listenerList;
+    private RagonPlayerCache _playerCache;
+    private RagonEntityCache _entityCache;
+    private RagonEventCache _eventCache;
+    private RagonStatus _status;
+    private NetworkStatistics _stats;
+
+    private float _replicatationRate = 0;
+    private float _replicatationTime = 0;
+
+    public IRagonConnection Connection => _connection;
+    public RagonStatus Status => _status;
+    public RagonSession Session => _session;
+    public RagonEventCache Event => _eventCache;
+    public RagonEntityCache Entity => _entityCache;
+    public NetworkStatistics Statistics => _stats;
+    public RagonRoom Room => _room;
+
+    internal RagonBuffer Buffer => _writeBuffer;
+    internal INetworkChannel Reliable => _connection.Reliable;
+    internal INetworkChannel Unreliable => _connection.Unreliable;
+
+    #region PUBLIC
+
+    public RagonClient(
+      INetworkConnection connection, 
+      IRagonEntityListener entityListener,
+      IRagonSceneCollector sceneCollector, 
+      int rate)
+    {
+      _listenerList = new RagonListenerList(this);
+      _entityListener = entityListener;
+      _sceneCollector = sceneCollector;
+      
+      _connection = connection;
+      _connection.OnData += OnData;
+      _connection.OnConnected += OnConnected;
+      _connection.OnDisconnected += OnDisconnected;
+
+      _replicatationRate = (1000.0f / rate) / 1000.0f;
+      _replicatationTime = 0;
+
+      _eventCache = new RagonEventCache();
+      _stats = new NetworkStatistics();
+      _status = RagonStatus.DISCONNECTED;
+    }
+
+    public void AddListener(IRagonListener listener)
+    {
+      _listenerList.Add(listener);
+    }
+
+    public void RemoveListener(IRagonListener listener)
+    {
+      _listenerList.Remove(listener);
+    }
+
+    public void Connect(string address, ushort port, string protocol)
+    {
+      _writeBuffer = new RagonBuffer();
+      _readBuffer = new RagonBuffer();
+      _session = new RagonSession(this, _readBuffer);
+
+      _playerCache = new RagonPlayerCache();
+      _entityCache = new RagonEntityCache(this, _playerCache, _entityListener, _sceneCollector);
+
+      _processors = new Handler[byte.MaxValue];
+      _processors[(byte)RagonOperation.AUTHORIZED_SUCCESS] = new AuthorizeSuccessHandler(_listenerList);
+      _processors[(byte)RagonOperation.AUTHORIZED_FAILED] = new AuthorizeFailedHandler(_listenerList);
+      _processors[(byte)RagonOperation.JOIN_SUCCESS] =
+        new JoinSuccessHandler(this, _readBuffer, _listenerList, _playerCache, _entityCache);
+      _processors[(byte)RagonOperation.JOIN_FAILED] = new JoinFailedHandler(_listenerList);
+      _processors[(byte)RagonOperation.LEAVE_ROOM] = new LeaveRoomHandler(this, _listenerList, _entityCache);
+      _processors[(byte)RagonOperation.OWNERSHIP_CHANGED] =
+        new OwnershipHandler(_listenerList, _playerCache, _entityCache);
+      _processors[(byte)RagonOperation.PLAYER_JOINED] = new PlayerJoinHandler(_playerCache, _listenerList);
+      _processors[(byte)RagonOperation.PLAYER_LEAVED] =
+        new PlayerLeftHandler(_entityCache, _playerCache, _listenerList);
+      _processors[(byte)RagonOperation.LOAD_SCENE] = new SceneLoadHandler(this, _listenerList);
+      _processors[(byte)RagonOperation.CREATE_ENTITY] = new EntityCreateHandler(this, _playerCache, _entityCache);
+      _processors[(byte)RagonOperation.DESTROY_ENTITY] = new EntityDestroyHandler(_entityCache);
+      _processors[(byte)RagonOperation.REPLICATE_ENTITY_STATE] = new StateEntityHandler(_entityCache);
+      _processors[(byte)RagonOperation.REPLICATE_ENTITY_EVENT] =
+        new EntityEventHandler(this, _playerCache, _entityCache);
+      _processors[(byte)RagonOperation.SNAPSHOT] =
+        new SnapshotHandler(this, _listenerList, _entityCache, _playerCache);
+
+      var protocolRaw = RagonVersion.Parse(protocol);
+      _connection.Connect(address, port, protocolRaw);
+    }
+
+    public void Disconnect()
+    {
+      _status = RagonStatus.DISCONNECTED;
+      _room.Cleanup();
+      _connection.Disconnect();
+      OnDisconnected(DisconnectReason.MANUAL);
+    }
+
+    public void Update(float dt)
+    {
+      _replicatationTime += dt;
+      if (_replicatationTime >= _replicatationRate)
+      {
+        _entityCache.WriteState(_readBuffer);
+        _replicatationTime = 0;
+      }
+
+      _stats.Update(_connection.BytesSent, _connection.BytesReceived, _connection.Ping, dt);
+      _connection.Update();
+    }
+
+    public void Dispose()
+    {
+      _status = RagonStatus.DISCONNECTED;
+      _connection.Disconnect();
+      _connection.Dispose();
+    }
+
+    #endregion
+
+    #region INTERNAL
+
+    internal void AssignRoom(RagonRoom room)
+    {
+      _room = room;
+      _status = RagonStatus.ROOM;
+    }
+
+    #endregion
+
+    #region PRIVATE
+
+    private void OnConnected()
+    {
+      RagonLog.Trace("Connected");
+
+      _listenerList.OnConnected();
+      _status = RagonStatus.CONNECTED;
+    }
+
+    private void OnDisconnected(DisconnectReason reason)
+    {
+      RagonLog.Trace($"Disconnected: {reason}");
+
+      _listenerList.OnDisconnected();
+      _status = RagonStatus.DISCONNECTED;
+    }
+
+    public void OnData(byte[] data)
+    {
+      _readBuffer.Clear();
+      _readBuffer.FromArray(data);
+
+      var operation = _readBuffer.ReadByte();
+      _processors[operation].Handle(_readBuffer);
+    }
+
+    #endregion
+  }
+}

Ragon.Client/Sources/RagonEntityCache.cs

@@ -0,0 +1,232 @@
+/*
+ * 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 sealed class RagonEntityCache
+{
+  private readonly List<RagonEntity> _entityList = new();
+  private readonly Dictionary<uint, RagonEntity> _entityMap = new();
+  private readonly Dictionary<uint, RagonEntity> _pendingEntities = new();
+  private readonly Dictionary<uint, RagonEntity> _sceneEntities = new();
+  
+  private readonly RagonClient _client;
+  private readonly IRagonEntityListener _entityListener;
+  private readonly IRagonSceneCollector _sceneCollector;
+  private readonly RagonPlayerCache _playerCache;
+
+  private int _localEntitiesCounter = 0;
+  
+  public RagonEntityCache(
+    RagonClient client, 
+    RagonPlayerCache playerCache, 
+    IRagonEntityListener listener,
+    IRagonSceneCollector sceneCollector
+    )
+  {
+    _client = client;
+    _entityListener = listener;
+    _sceneCollector = sceneCollector;
+    _playerCache = playerCache;
+  }
+
+  public RagonEntity FindById(ushort id)
+  {
+    return _entityMap[id];
+  }
+  
+  public void Create(RagonEntity entity, IRagonPayload? spawnPayload)
+  {
+    var attachId = (ushort) (_playerCache.LocalPlayer.PeerId + _localEntitiesCounter++) ;
+    var buffer = _client.Buffer;
+    
+    buffer.Clear();
+    buffer.WriteOperation(RagonOperation.CREATE_ENTITY);
+    buffer.WriteUShort(attachId);
+    buffer.WriteUShort(entity.Type);
+    buffer.WriteByte((byte) entity.Authority);
+
+    entity.State.WriteInfo(buffer);
+    
+    spawnPayload?.Serialize(buffer);
+    
+    _pendingEntities.Add(attachId, entity);
+    
+    var sendData = buffer.ToArray();
+    _client.Reliable.Send(sendData);
+  }
+
+  public void Destroy(RagonEntity entity, IRagonPayload? destroyPayload)
+  {
+    if (!entity.IsAttached)
+    {
+      RagonLog.Warn("Can't destroy object, he is not created");
+      return;
+    }
+    var buffer = _client.Buffer;
+    
+    buffer.Clear();
+    buffer.WriteOperation(RagonOperation.DESTROY_ENTITY);
+    buffer.WriteUShort(entity.Id);
+
+    destroyPayload?.Serialize(buffer);
+
+    var sendData = buffer.ToArray();
+    _client.Reliable.Send(sendData);
+  }
+
+  internal void WriteState(RagonBuffer buffer)
+  {
+    var changedEntities = 0u;
+    
+    buffer.Clear();
+    buffer.WriteOperation(RagonOperation.REPLICATE_ENTITY_STATE);
+
+    var offset = buffer.WriteOffset;
+    buffer.Write(0, 16);
+
+    foreach (var ent in _entityList)
+    {
+      if (!ent.IsAttached ||
+          !ent.Replication ||
+          !ent.PropertiesChanged) continue;
+      
+      ent.Write(buffer);
+      
+      changedEntities++;
+    }
+
+    if (changedEntities <= 0) return;
+    
+    buffer.Write(changedEntities, 16, offset);
+
+    var data = buffer.ToArray();
+    _client.Unreliable.Send(data);
+  }
+  
+  internal void WriteScene(RagonBuffer buffer)
+  {
+    _sceneEntities.Clear();
+    
+    var entities = _sceneCollector.Collect();
+    buffer.WriteUShort((ushort) entities.Length);
+    foreach (var entity in entities)
+    {
+      buffer.WriteUShort(entity.Type);
+      buffer.WriteByte((byte) entity.Authority);
+      buffer.WriteUShort(entity.SceneId);
+      
+      entity.State.WriteInfo(buffer);
+      
+      _sceneEntities.Add(entity.SceneId, entity);
+    }
+  }
+
+  internal void CacheScene()
+  {
+    _sceneEntities.Clear();
+    
+    var entities = _sceneCollector.Collect();
+    foreach (var entity in entities)
+      _sceneEntities.Add(entity.SceneId, entity);
+  }
+  
+  internal void Cleanup()
+  {
+    var payload = new RagonPayload();
+    foreach (var ent in _entityList)
+      ent.Detach(payload);
+
+    _entityMap.Clear();
+    _entityList.Clear();
+  }
+  
+  internal RagonEntity OnCreate(ushort attachId, ushort entityType, ushort sceneId, ushort entityId, bool hasAuthority)
+  {
+    if (sceneId > 0)
+    {
+      if (_sceneEntities.TryGetValue(sceneId, out var entity))
+      {
+        _entityMap.Add(entityId, entity);
+        
+        if (hasAuthority)
+          _entityList.Add(entity);
+        
+        return entity;
+      }
+    }
+    
+    if (_pendingEntities.Remove(attachId, out var existsEntity))
+    {
+      _entityMap.Add(entityId, existsEntity);
+      
+      if (hasAuthority)
+        _entityList.Add(existsEntity);
+      
+      return existsEntity;
+    }
+    else
+    {
+      var entity = new RagonEntity(entityType, sceneId);
+      
+      _entityMap.Add(entityId, entity);
+      
+      if (hasAuthority)
+        _entityList.Add(entity);
+      
+      _entityListener.OnEntityCreated(entity);
+
+      return entity;
+    }
+  }
+  
+
+  internal void OnDestroy(ushort entityId, RagonPayload payload)
+  {
+    if (_entityMap.Remove(entityId, out var ragonEntity))
+    {
+      _entityList.Remove(ragonEntity);
+      
+      ragonEntity.Detach(payload);
+    }
+  }
+
+  internal void OnState(ushort entityId, RagonBuffer buffer)
+  {
+    if (_entityMap.TryGetValue(entityId, out var entity))
+      entity.Read(buffer);
+    else 
+      RagonLog.Warn($"Entity {entityId} not found!");
+  }
+
+  internal void OnEvent(RagonPlayer player, ushort entityId, ushort eventCode, RagonBuffer buffer)
+  {
+    if (_entityMap.TryGetValue(entityId, out var entity))
+      entity.Event(eventCode, player, buffer);
+    else 
+      RagonLog.Warn($"Entity {entityId} not found!");
+  }
+
+  internal void OnOwnershipChanged(RagonPlayer player, ushort entityId)
+  {
+    if (_entityMap.TryGetValue(entityId, out var entity))
+      entity.OnOwnershipChanged(player);
+    else
+      RagonLog.Warn($"Entity {entityId} not found!");
+  }
+}

Ragon.Client/Sources/RagonEventCache.cs

@@ -0,0 +1,71 @@
+/*
+ * 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 class RagonEventCache
+{
+  private readonly Dictionary<Type, ushort> _eventsRegistryByType = new();
+  private readonly HashSet<ushort> _codes = new();
+  private readonly HashSet<Type> _types = new();
+  private ushort _eventIdGenerator = 0;
+
+  public ushort GetEventCode<TEvent>(TEvent _) where TEvent : IRagonEvent
+  {
+    var type = typeof(TEvent);
+    var evntCode = _eventsRegistryByType[type];
+    return evntCode;
+  }
+
+  public void Register<T>() where T : IRagonEvent, new()
+  {
+    var type = typeof(T);
+    if (_types.Contains(type))
+    {
+      RagonLog.Trace($"[Ragon] Event already registered: {type.Name}");
+      return;
+    }
+
+    RagonLog.Trace($"[Ragon] Registered Event: {type.Name} - {_eventIdGenerator}");
+
+    _eventsRegistryByType.Add(type, _eventIdGenerator);
+    _codes.Add(_eventIdGenerator);
+    _types.Add(type);
+    
+    _eventIdGenerator++;
+  }
+
+  public void Register<T>(ushort evntCode) where T : IRagonEvent, new()
+  {
+    var type = typeof(T);
+    if (_codes.Contains(evntCode) || _types.Contains(type))
+    {
+      RagonLog.Warn($"[Ragon] Event already registered: {type.Name} - {evntCode}");
+      return;
+    }
+
+    RagonLog.Trace($"[Ragon] Registered Event: {type.Name} - {evntCode}");
+
+    _codes.Add(evntCode);
+    _types.Add(type);
+    _eventsRegistryByType.Add(type, evntCode);
+  }
+
+  public T Create<T>() where T : IRagonEvent, new()
+  {
+    return new T();
+  }
+}

Ragon.Client/Sources/RagonListenerList.cs

@@ -0,0 +1,106 @@
+/*
+ * 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
+{
+  internal class RagonListenerList
+  {
+    public int Count => _listeners.Count;
+    private List<IRagonListener> _listeners = new();
+    private RagonClient _client;
+
+    public RagonListenerList(RagonClient client)
+    {
+      _client = client;
+    }
+    
+    public void Add(IRagonListener listener)
+    {
+      _listeners.Add(listener);
+    }
+
+    public void Remove(IRagonListener listener)
+    {
+      _listeners.Remove(listener);
+    }
+    
+    public void OnAuthorizationSuccess(string playerId, string playerName)
+    {
+      foreach (var listener in _listeners)
+        listener.OnAuthorizationSuccess(_client, playerId, playerName);
+    }
+    
+    public void OnAuthorizationFailed(string message)
+    {
+      foreach (var listener in _listeners)
+        listener.OnAuthorizationFailed(_client, message);
+    }
+    
+    public void OnLeft()
+    {
+      foreach (var listener in _listeners)
+        listener.OnLeft(_client);
+    }
+
+    public void OnFailed(string message)
+    {
+      foreach (var listener in _listeners)
+        listener.OnFailed(_client, message);
+    }
+
+    public void OnOwnershipChanged(RagonPlayer player)
+    {
+      foreach (var listener in _listeners)
+        listener.OnOwnershipChanged(_client, player);
+    }
+
+    public void OnPlayerLeft(RagonPlayer player)
+    {
+      foreach (var listener in _listeners)
+        listener.OnPlayerLeft(_client, player);
+    }
+
+    public void OnPlayerJoined(RagonPlayer player)
+    {
+      foreach (var listener in _listeners)
+        listener.OnPlayerJoined(_client, player);
+    }
+
+    public void OnLevel(string sceneName)
+    {
+      foreach (var listener in _listeners)
+        listener.OnLevel(_client, sceneName);
+    }
+
+    public void OnJoined()
+    {
+      foreach (var listener in _listeners)
+        listener.OnJoined(_client);
+    }
+
+    public void OnConnected()
+    {
+      foreach (var listener in _listeners)
+        listener.OnConnected(_client);
+    }
+
+    public void OnDisconnected()
+    {
+      foreach (var listener in _listeners)
+        listener.OnDisconnected(_client);
+    }
+  }
+}

Ragon.Client/Sources/RagonPlayer.cs

@@ -0,0 +1,37 @@
+/*
+ * 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
+{
+  [Serializable]
+  public class RagonPlayer
+  {
+    public string Id { get; private set; }
+    public string Name { get; set; }
+    public ushort PeerId { get; set; }
+    public bool IsRoomOwner { get; set; }
+    public bool IsMe { get; set; }
+    
+    public RagonPlayer(ushort peerId, string playerId, string name, bool isRoomOwner, bool isMe)
+    {
+      PeerId = peerId;
+      IsRoomOwner = isRoomOwner;
+      IsMe = isMe;
+      Name = name;
+      Id = playerId;
+    } 
+  }
+}

Ragon.Client/Sources/RagonPlayerCache.cs

@@ -0,0 +1,90 @@
+/*
+ * 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 sealed class RagonPlayerCache
+{
+  private List<RagonPlayer> _players = new List<RagonPlayer>();
+  private Dictionary<string, RagonPlayer> _playersById = new();
+  private Dictionary<ushort, RagonPlayer> _playersByConnection = new();
+
+  public RagonPlayer Owner { get; private set; }
+  public RagonPlayer LocalPlayer { get; private set; }
+  public bool IsRoomOwner => _ownerId == _localId;
+  
+  public RagonPlayer? GetPlayerById(string playerId) => _playersById[playerId];
+  public RagonPlayer? GetPlayerByPeer(ushort peerId) => _playersByConnection[peerId];
+
+  private string _ownerId;
+  private string _localId;
+
+  public void SetOwnerAndLocal(string ownerId, string localId)
+  {
+    _ownerId = ownerId;
+    _localId = localId;
+  }
+
+  public void AddPlayer(ushort peerId, string playerId, string playerName)
+  {
+    if (_playersById.ContainsKey(playerId))
+      return;
+
+    var isOwner = playerId == _ownerId;
+    var isLocal = playerId == _localId;
+
+    RagonLog.Trace($"Added player {peerId}|{playerId}|{playerName} IsOwner: {isOwner} isLocal: {isLocal}");
+
+    var player = new RagonPlayer(peerId, playerId, playerName, isOwner, isLocal);
+
+    if (player.IsMe)
+      LocalPlayer = player;
+
+    if (player.IsRoomOwner)
+      Owner = player;
+
+    _players.Add(player);
+    _playersById.Add(player.Id, player);
+    _playersByConnection.Add(player.PeerId, player);
+  }
+
+  public void RemovePlayer(string playerId)
+  {
+    if (_playersById.Remove(playerId, out var player))
+    {
+      _players.Remove(player);
+      _playersByConnection.Remove(player.PeerId);
+    }
+  }
+
+  public void OnOwnershipChanged(string playerId)
+  {
+    foreach (var player in _players)
+    {
+      if (player.Id == playerId)
+        Owner = player;
+      player.IsRoomOwner = player.Id == playerId;
+    }
+  }
+
+
+  public void Cleanup()
+  {
+    _players.Clear();
+    _playersByConnection.Clear();
+    _playersById.Clear();
+  }
+}

Ragon.Client/Sources/RagonRoom.cs

@@ -0,0 +1,62 @@
+/*
+ * 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 class RagonRoom
+  {
+    private RagonClient _client;
+    private RagonScene _scene;
+    private RagonEntityCache _entityCache;
+    private RagonPlayerCache _playerCache;
+    private RagonRoomInformation _information;
+
+    public string Id => _information.RoomId;
+    public int MinPlayers => _information.Min;
+    public int MaxPlayers => _information.Max;
+
+    public RagonPlayer Local => _playerCache.LocalPlayer;
+    public RagonPlayer Owner => _playerCache.Owner;
+
+    public RagonRoom(RagonClient client,
+      RagonEntityCache entityCache,
+      RagonPlayerCache playerCache,
+      RagonRoomInformation information,
+      RagonScene scene)
+    {
+      _client = client;
+      _information = information;
+      _entityCache = entityCache;
+      _playerCache = playerCache;
+      _scene = scene;
+    }
+
+    internal void Cleanup()
+    {
+      _entityCache.Cleanup();
+      _playerCache.Cleanup();
+    }
+
+    public void LoadScene(string map) => _scene.Load(map);
+    public void SceneLoaded() => _scene.SceneLoaded();
+
+    public void CreateEntity(RagonEntity entity) => CreateEntity(entity, null);
+    public void CreateEntity(RagonEntity entity, IRagonPayload? payload) => _entityCache.Create(entity, payload);
+
+    public void DestroyEntity(RagonEntity entityId) => DestroyEntity(entityId, null);
+    public void DestroyEntity(RagonEntity entityId, IRagonPayload? payload) => _entityCache.Destroy(entityId, payload);
+  }
+}

Ragon.Client/Sources/RagonScene.cs

@@ -0,0 +1,61 @@
+/*
+ * 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 RagonScene
+{
+  private readonly RagonClient _client;
+  private readonly RagonEntityCache _entityCache;
+  private readonly RagonPlayerCache _playerCache;
+  
+  public RagonScene(RagonClient client, RagonPlayerCache playerCache, RagonEntityCache entityCache)
+  {
+    _client = client;
+    _playerCache = playerCache;
+    _entityCache = entityCache;
+  }
+
+  internal void Load(string map)
+  {
+    var buffer = _client.Buffer;
+    
+    buffer.Clear();
+    buffer.WriteOperation(RagonOperation.LOAD_SCENE);
+    buffer.WriteString(map);
+
+    var sendData = buffer.ToArray();
+    _client.Reliable.Send(sendData);
+  }
+
+  internal void SceneLoaded()
+  {
+    var buffer = _client.Buffer;
+    
+    buffer.Clear();
+    buffer.WriteOperation(RagonOperation.SCENE_LOADED);
+
+    if (_playerCache.IsRoomOwner)
+      _entityCache.WriteScene(buffer);
+    else
+      _entityCache.CacheScene();
+    
+    var sendData = buffer.ToArray();
+    _client.Reliable.Send(sendData);
+  }
+}

Ragon.Client/Sources/RagonSession.cs

@@ -0,0 +1,109 @@
+/*
+ * 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 RagonSession
+  {
+    private readonly RagonClient _client;
+    private readonly RagonBuffer _buffer;
+    
+    public RagonSession(RagonClient client, RagonBuffer buffer)
+    {
+      _client = client;
+      _buffer = buffer;
+    }
+
+    public void CreateOrJoin(string map, int minPlayers, int maxPlayers)
+    {
+      var parameters = new RagonRoomParameters() {Map = map, Min = minPlayers, Max = maxPlayers};
+      CreateOrJoin(parameters);
+    }
+    
+    public void CreateOrJoin(RagonRoomParameters parameters)
+    {
+      _buffer.Clear();
+      _buffer.WriteOperation(RagonOperation.JOIN_OR_CREATE_ROOM);
+
+      parameters.Serialize(_buffer);
+
+      var sendData = _buffer.ToArray();
+      _client.Reliable.Send(sendData);
+    }
+
+    public void Create(string map, int minPlayers, int maxPlayers)
+    {
+      Create(null, new RagonRoomParameters() {Map = map, Min = minPlayers, Max = maxPlayers});
+    }
+
+    public void Create(string roomId, string map, int minPlayers, int maxPlayers)
+    {
+      Create(roomId, new RagonRoomParameters() {Map = map, Min = minPlayers, Max = maxPlayers});
+    }
+    
+    public  void Create(string roomId, RagonRoomParameters parameters)
+    {
+      _buffer.Clear();
+      _buffer.WriteOperation(RagonOperation.CREATE_ROOM);
+
+      if (roomId != null)
+      {
+        _buffer.WriteBool(true);
+        _buffer.WriteString(roomId);
+      }
+      else
+      {
+        _buffer.WriteBool(false);
+      }
+
+      parameters.Serialize(_buffer);
+
+      var sendData = _buffer.ToArray();
+      _client.Reliable.Send(sendData);
+    }
+    
+    public  void Leave()
+    {
+      var sendData = new[] {(byte) RagonOperation.LEAVE_ROOM};
+      _client.Reliable.Send(sendData);
+    }
+
+    public  void Join(string roomId)
+    {
+      _buffer.Clear();
+      _buffer.WriteOperation(RagonOperation.JOIN_ROOM);
+      _buffer.WriteString(roomId);
+
+      var sendData = _buffer.ToArray();
+      _client.Reliable.Send(sendData);
+    }
+
+    public  void AuthorizeWithKey(string key, string playerName, byte[] additonalData)
+    {
+      _buffer.Clear();
+      _buffer.WriteOperation(RagonOperation.AUTHORIZE);
+      _buffer.WriteString(key);
+      _buffer.WriteString(playerName);
+      _buffer.WriteBytes(additonalData);
+
+      var sendData = _buffer.ToArray();
+      _client.Reliable.Send(sendData);
+    }
+    
+  }
+}

Ragon.Client/Sources/RagonStatus.cs

@@ -0,0 +1,26 @@
+/*
+ * 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 enum RagonStatus
+  {
+    DISCONNECTED,
+    CONNECTED,
+    ROOM,
+    LOBBY,
+  }
+}