Syntriax/Engine-Pong
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

feat: working networked paddles

Browse Source
This commit is contained in:
Syntriax
2025-05-18 00:49:14 +03:00
parent 54bdcd93b2
commit 214c37e63f
4 changed files with 40 additions and 165 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
Shared/Network/Abstract/INetworkEntity.cs
View File

@@ -2,7 +2,4 @@ using Syntriax.Engine.Core;
namespace Syntriax.Engine.Network;
public interface INetworkEntity : IEntity
{
void ReceiveDataClient<T>(T data);
}
public interface INetworkEntity : IEntity;

109
Shared/Network/NetworkManager.cs
View File

@@ -1,109 +0,0 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using Syntriax.Engine.Core;
namespace Syntriax.Engine.Network;
public class NetworkManager : UniverseObject, INetworkManager
{
private INetworkCommunicator networkCommunicator = null!;
private readonly List<(Type packetType, Delegate callback)> delegates = [];
public INetworkCommunicator NetworkCommunicator
{
get => networkCommunicator;
set
{
if (networkCommunicator == value)
return;
var previousCommunicator = networkCommunicator;
networkCommunicator = value;
if (previousCommunicator is not null) UnsubscribeDelegates(networkCommunicator);
if (networkCommunicator is not null) SubscribeDelegates(networkCommunicator);
}
}
private readonly Dictionary<string, INetworkEntity> _networkEntities = [];
public IReadOnlyDictionary<string, INetworkEntity> NetworkEntities => _networkEntities;
private readonly BehaviourCollector<INetworkEntity> _networkEntityCollector = new();
public IBehaviourCollector<INetworkEntity> NetworkEntityCollector => _networkEntityCollector;
public NetworkManager()
{
CacheDelegates();
_networkEntityCollector.OnCollected += OnCollected;
_networkEntityCollector.OnRemoved += OnRemoved;
}
private void CacheDelegates()
{
// Find network packets implementing EntityDataPacket<>
IEnumerable<Type> packetTypes = AppDomain.CurrentDomain.GetAssemblies().SelectMany(a => a.GetTypes())
.Where(t => typeof(IEntityNetworkPacket).IsAssignableFrom(t) && !t.IsInterface && !t.IsAbstract && !t.IsGenericType);
MethodInfo onPacketArrivedMethod = GetType()
.GetMethod(nameof(OnPacketReceived), BindingFlags.NonPublic | BindingFlags.Instance)!;
foreach (Type packetType in packetTypes)
{
MethodInfo genericOnPacketArrivedMethod = onPacketArrivedMethod.MakeGenericMethod(packetType);
Type genericDelegateType = typeof(Action<,>).MakeGenericType(packetType, typeof(string));
Delegate genericPacketReceivedDelegate = Delegate.CreateDelegate(genericDelegateType, this, genericOnPacketArrivedMethod);
delegates.Add((packetType, genericPacketReceivedDelegate));
}
}
private void SubscribeDelegates(INetworkCommunicator networkCommunicator)
{
MethodInfo subscribeToPacketsMethod = typeof(INetworkCommunicator)
.GetMethod(nameof(INetworkCommunicator.SubscribeToPackets), BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance)!;
foreach ((Type packetType, Delegate callback) in delegates)
{
MethodInfo genericSubscribeMethod = subscribeToPacketsMethod.MakeGenericMethod(packetType);
genericSubscribeMethod.Invoke(networkCommunicator, [callback]);
}
}
private void UnsubscribeDelegates(INetworkCommunicator networkCommunicator)
{
MethodInfo unsubscribeFromPacketsMethod = typeof(INetworkCommunicator)
.GetMethod(nameof(INetworkCommunicator.UnsubscribeFromPackets), BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance)!;
foreach ((Type packetType, Delegate callback) in delegates)
{
MethodInfo genericUnsubscribeMethod = unsubscribeFromPacketsMethod.MakeGenericMethod(packetType);
genericUnsubscribeMethod.Invoke(networkCommunicator, [callback]);
}
}
private void OnPacketReceived<T>(T entityDataPacket, string fromClientId)
{
if (entityDataPacket is IEntityNetworkPacket entityNetworkPacket)
_networkEntities[entityNetworkPacket.EntityId].ReceiveDataClient(entityDataPacket);
}
private void OnCollected(IBehaviourCollector<INetworkEntity> sender, INetworkEntity behaviourCollected)
{
if (!_networkEntities.TryAdd(behaviourCollected.Id, behaviourCollected))
throw new($"Unable to add {behaviourCollected.Id} to {nameof(NetworkManager)}");
}
private void OnRemoved(IBehaviourCollector<INetworkEntity> sender, INetworkEntity behaviourRemoved)
{
_networkEntities.Remove(behaviourRemoved.Id);
}
protected override void OnEnteringUniverse(IUniverse universe) => _networkEntityCollector.Assign(universe);
protected override void OnExitingUniverse(IUniverse universe) => _networkEntityCollector.Unassign();
}