/// <summary>
        /// Metoda logowania do WebServisu wywoływana na starcie
        /// </summary>
        private async Task LoginToWebService()
        {
            var time         = DateTime.Today.ToShortDateString();
            var tokenRequest = new UpdateTokenRequest()
            {
                SenderId = LoginToWebServiceData.WebServiceId,
                // Token = time
                Token = "6z6d3YD4UT7faV3nZk6kp4hOG1KDsaNLTDyfRK3NZim2JR39caRiwGDbsrGcn9MTgwvHxYFprsugRpeZ7KBrtEon9wWzd0z0GCWn"
                        // Token = LoginToWebServiceData.ReadLastWebServiceToken()
            };
            var tokenResponse = await WebServiceConnection.SendPost <UpdateTokenRequest, UpdateTokenResponse>(tokenRequest, "token/update");

            LoginToWebServiceData.WebServiceToken = tokenResponse.Token;
            if (tokenResponse != null)
            {
                if (tokenResponse.Status == 0)
                {
                    Logs.WriteErrorLog("Zalogowano do WS z " + tokenResponse.Token);
                    LoginToWebServiceData.WriteLastTokenToFile(tokenResponse.Token);
                }
                Logs.WriteErrorLog(tokenResponse.Status.ToString());
            }
        }
 /// <summary>
 /// Metoda generująca nowy token z WebService'u.
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void timerGenerateNewTokenForWebService_Elapsed(object sender, ElapsedEventArgs e)
 {
     LoginToWebServiceData.WebServiceToken = LoginToWebServiceData.RefreshToken();
     LoginToWebServiceData.WriteLastTokenToFile(LoginToWebServiceData.WebServiceToken);
     Logs.WriteErrorLog("Nowy token do web serwisu: " + LoginToWebServiceData.WebServiceToken);
 }