async void SaveButton_Clicked(object sender, EventArgs e)
{
SaveButton.IsEnabled = false;
string desc = DescriptionEntry.Text != Strings.Description? DescriptionEntry.Text:"";
Log log = new Log((String)FarmPicker.SelectedItem, (String)ProblemTypePicker.SelectedItem, desc);
if (await LogBook.SaveLog(log))
{
await Navigation.PushAsync(new LogBookPage());
}
SaveButton.IsEnabled = true;
}
