feat: added networking system

Engine.Systems/Network/Abstract/IConnection.cs

@@ -0,0 +1,12 @@
+namespace Syntriax.Engine.Systems.Network;
+
+public interface IConnection
+{
+    string Id { get; }
+
+    float Ping { get; }
+    float RoundTrip { get; }
+
+    int PingMs { get; }
+    int RoundTripMs { get; }
+}

Engine.Systems/Network/Abstract/IEntityNetworkPacket.cs

@@ -0,0 +1,6 @@
+namespace Syntriax.Engine.Systems.Network;
+
+public interface IEntityNetworkPacket : INetworkPacket
+{
+    string EntityId { get; }
+}

Engine.Systems/Network/Abstract/INetworkCommunicator.cs

@@ -0,0 +1,37 @@
+using System.Collections.Generic;
+
+using Syntriax.Engine.Core;
+
+namespace Syntriax.Engine.Systems.Network;
+
+public interface INetworkCommunicator
+{
+    Event<INetworkCommunicator, IConnection> OnConnectionEstablished { get; }
+    Event<INetworkCommunicator, IConnection> OnConnectionAbolished { get; }
+
+    IReadOnlyDictionary<string, IConnection> Connections { get; }
+
+    INetworkCommunicator Stop();
+
+    INetworkCommunicator SubscribeToPackets<T>(Event<IConnection, T>.EventHandler callback);
+    INetworkCommunicator UnsubscribeFromPackets<T>(Event<IConnection, T>.EventHandler callback);
+}
+
+public interface INetworkCommunicatorClient : INetworkCommunicator
+{
+    INetworkCommunicatorClient Connect(string address, int port, string? password = null);
+
+    INetworkCommunicatorClient SendToServer<T>(T packet, PacketDelivery packetDelivery = PacketDelivery.ReliableInOrder) where T : class, new();
+}
+
+public interface INetworkCommunicatorServer : INetworkCommunicator
+{
+    string Password { get; }
+    int MaxConnectionCount { get; }
+    int Port { get; }
+
+    INetworkCommunicatorServer Start(int port, int maxConnectionCount, string? password = null);
+
+    INetworkCommunicatorServer SendToClient<T>(IConnection connection, T packet, PacketDelivery packetDelivery = PacketDelivery.ReliableInOrder) where T : class, new();
+    INetworkCommunicatorServer SendToAll<T>(T packet, PacketDelivery packetDelivery = PacketDelivery.ReliableInOrder) where T : class, new();
+}

Engine.Systems/Network/Abstract/INetworkEntity.cs

@@ -0,0 +1,5 @@
+using Syntriax.Engine.Core;
+
+namespace Syntriax.Engine.Systems.Network;
+
+public interface INetworkEntity : IEntity;

Engine.Systems/Network/Abstract/INetworkManager.cs

@@ -0,0 +1,11 @@
+using System.Collections.Generic;
+
+using Syntriax.Engine.Core;
+
+namespace Syntriax.Engine.Systems.Network;
+
+public interface INetworkManager
+{
+    IReadOnlyDictionary<string, INetworkEntity> NetworkEntities { get; }
+    IBehaviourCollector<INetworkEntity> NetworkEntityCollector { get; }
+}

Engine.Systems/Network/Abstract/INetworkPacket.cs

@@ -0,0 +1,3 @@
+namespace Syntriax.Engine.Systems.Network;
+
+public interface INetworkPacket;

Engine.Systems/Network/Abstract/IPacketListenerClient.cs

@@ -0,0 +1,6 @@
+namespace Syntriax.Engine.Systems.Network;
+
+public interface IPacketListenerClient<T> : INetworkEntity
+{
+    void OnClientPacketArrived(IConnection sender, T packet);
+}

Engine.Systems/Network/Abstract/IPacketListenerServer.cs

@@ -0,0 +1,6 @@
+namespace Syntriax.Engine.Systems.Network;
+
+public interface IPacketListenerServer<T> : INetworkEntity
+{
+    void OnServerPacketArrived(IConnection sender, T packet);
+}

Engine.Systems/Network/Abstract/PacketDelivery.cs

@@ -0,0 +1,9 @@
+namespace Syntriax.Engine.Systems.Network;
+
+public enum PacketDelivery
+{
+    ReliableInOrder,
+    ReliableOutOfOrder,
+    UnreliableInOrder,
+    UnreliableOutOfOrder,
+};