namespace Client
{
    class ClientTcp : IClient, IDisposable
    {
        private TcpClient _tcpClient = new TcpClient();
        protected Stream StreamClient { get; private set; }

        public bool Connect(string adresse, ushort port)
        {
            if (StreamClient != null)
                return false;
            try
            {
                _tcpClient.Connect(adresse, port);
            }
            catch (SocketException e)
            {
                if (e.SocketErrorCode == SocketError.ConnectionRefused)
                    return false;
                throw;
            }
            StreamClient = _tcpClient.GetStream();
            return true;
        }

        public void Disconnect()
        {
            _tcpClient.Close();
            StreamClient?.Dispose();
            StreamClient = null;
        }

        #region IDisposable Support
        private bool disposedValue = false; // To detect redundant calls

        protected virtual void Dispose(bool disposing)
        {
            if (!disposedValue)
            {
                if (disposing)
                {
                    _tcpClient.Close(); // Dispose inaccessible.
                    StreamClient?.Dispose();
                }

                // Free unmanaged resources (unmanaged objects) and override a finalizer below.
                // Set large fields to null.

                disposedValue = true;
            }
        }

        // Override a finalizer only if Dispose(bool disposing) above has code to free unmanaged resources.
        // ~AClient() {
        //   // Do not change this code. Put cleanup code in Dispose(bool disposing) above.
        //   Dispose(false);
        // }

        // This code added to correctly implement the disposable pattern.
        public void Dispose()
        {
            // Do not change this code. Put cleanup code in Dispose(bool disposing) above.
            Dispose(true);
            // Uncomment the following line if the finalizer is overridden above.
            GC.SuppressFinalize(this);
        }
        #endregion
    }
}