private void createPrizeButton_Click(object sender, EventArgs e)
        {
            if (ValidateForm())
            {
                PrizeModel model = new PrizeModel(
                    placeNameValue.Text,
                    placeNumberValue.Text,
                    PrizeAmountValue.Text,
                    prizePercentageValue.Text);

                GlobalConfig.Connection.CreatePrize(model);

                //zwraca model z Winformcsa
                callingForm.PrizeComlete(model);
                this.Close();

                //placeNameValue.Text = "";
                //placeNumberValue.Text = "";
                //PrizeAmountValue.Text = "0";
                //prizePercentageValue.Text = "0";
            }
            else
            {
                MessageBox.Show("Źle wypełniełeś textBoxy");
            }
        }