using System.Net;
using System.Net.Sockets;

const ushort port = 4444;
using var tcp = new TcpListener(IPAddress.Loopback, port);
bool hasQuit = false;

var connectionListening = new Thread(() =>
{
	using var liveConnections = new Connections();

	while (!hasQuit)
	{
		const int retryDelayMilliseconds = 100;

		liveConnections.Accept(tcp);
		Thread.Sleep(retryDelayMilliseconds);
	}
});

tcp.Start();
connectionListening.Start();
Console.WriteLine($"Server listening on port {port}...");

while (!hasQuit)
{
	var input = Console.ReadLine();

	if (input == null)
	{
		continue;
	}

	switch (input.ToLower())
	{
		case "quit": hasQuit = true; break;
		default: Console.WriteLine($"Unknown command `{input}.`"); break;
	}
}

tcp.Stop();
connectionListening.Join();
Console.WriteLine("Server closed");