using System;
using System.Net;
using System.Threading.Tasks;

namespace Mistox.Client {
    public class mUDPClient : IDisposable {

        public string UserName { get; set; } = "";                          // The remote players UserName
        public bool Alive { get; set; } = true;                             // Is the connection alive
        public IPEndPoint IPAddress { get; set; }                           // The remote IP Address

        IPEndPoint _remoteHost;
        MistoxClient _parent;

        public mUDPClient( MistoxClient parent, IPAddress RemoteIP, int Port ) {
            _parent = parent;
            _remoteHost = new IPEndPoint( RemoteIP, Port );
            _parent.Alive = true;
        }

        public async Task Send<T>( T Data ) {
            byte[] byteData = DataPacket.Serialize( Data );
            await _parent.ClientSocket.SendAsync( byteData, byteData.Length, _remoteHost );
        }

        public static UInt128 GetConnectionKey(IPAddress ipAddress) {
            byte[] bytes = ipAddress.GetAddressBytes();
            if (bytes.Length == 4) {
                bytes = ipAddress.MapToIPv6().GetAddressBytes();
            }
            return BitConverter.ToUInt128(bytes, 0);
        }

        public UInt128 GetConnectionKey() {
            return GetConnectionKey( IPAddress.Address );
        }

        public void Dispose() {
            _parent.Alive = false;
            _parent.ClientSocket.Close();
            _parent.ClientSocket = null;
        }
    }
}