Votifier

using System;
using System.Net;
using System.Net.Sockets;
using log4net;

namespace Votifier
{
    public class VotifierServer
    {
        private static readonly ILog Log = LogManager.GetLogger(typeof(VotifierServer));
        private readonly TcpListener _listener;

        public VotifierServer(IPEndPoint endpoint)
        {
            _listener = new TcpListener(endpoint);

            _listener.BeginAcceptSocket(AcceptSocket, _listener);

            Log.Info($"Votifier server open on {endpoint.Address}:{endpoint.Port}");
        }

        private void AcceptSocket(IAsyncResult ar)
        {
            try
            {
                var clientSocket = _listener.EndAcceptSocket(ar);
                var receivedBytes = new byte[256];

                clientSocket.Receive(receivedBytes);
                clientSocket.Close();

                // Decrypt and fire event with correct variables here.

                OnVote(new VoteEventArgs("", "", "", ""));
                _listener.BeginAcceptSocket(AcceptSocket, _listener);
            }
            catch (Exception e)
            {
                Log.Error($"Exception occured while accepting socket: {e}");
            }
        }

        public event EventHandler<VoteEventArgs> VoteEvent;

        private void OnVote(VoteEventArgs e)
        {
            var handler = VoteEvent;

            handler?.Invoke(this, e);
        }
    }

    public class VoteEventArgs : EventArgs
    {
        public string Username { get; set; }
        public string Address { get; set; }
        public string Server { get; set; }
        public string Date { get; set; }

        public VoteEventArgs(string username, string address, string server, string date)
        {
            Username = username;
            Address = address;
            Server = server;
            Date = date;
        }
    }
}