Engine-Pong/Game/Network/NetworkServer.cs

using LiteNetLib;

namespace Game.Network;

public class NetworkServer
{
    public string Password { get; private set; } = string.Empty;
    public int MaxConnectionCount { get; private set; } = 0;
    public int Port { get; private set; } = 8888;

    public readonly EventBasedNetListener Listener = null!;
    public readonly NetManager Server = null!;

    public NetworkServer()
    {
        Listener = new EventBasedNetListener();
        Server = new NetManager(Listener);

        Listener.ConnectionRequestEvent += request =>
        {
            if (Server.ConnectedPeersCount < MaxConnectionCount)
                request.AcceptIfKey(Password);
            else
                request.Reject();
        };
    }

    public void Start(int port, int maxConnectionCount, string? password = null)
    {
        Password = password ?? string.Empty;
        MaxConnectionCount = maxConnectionCount;
        Port = port;

        Server.Start(port);
    }

    public void PollEvents() => Server.PollEvents();
    public void Stop() => Server.Stop();
}