private async void getAvaliableCars(object sender, EventArgs e)
{
cars.Clear();
carTable.Rows.Clear();
if (reservation.carType != 0 && reservation.dateBegin != null && reservation.dateEnd != null && reservation.dateBegin != "0000-00-00" && reservation.dateEnd != "0000-00-00")
{
await DatabaseService.getAvaliableCars(reservation).ContinueWith((task) =>
{
cars = task.Result;
foreach (Car car in cars)
{
if (carTable.InvokeRequired)
{
carTable.Invoke(new Action(() => addCarTableRow(car)));
}
else
{
addCarTableRow(car);
}
}
if (carTable.InvokeRequired)
{
carTable.Invoke(new Action(() => carTable.Show()));
}
else
{
carTable.Show();
}
});
}
else
{
MessageBox.Show("Uzupełnij wszystkie pola.");
}
}