private async void AddButton_Clicked(object sender, EventArgs e)
{
bool isEntryRight = true;
if (NameEntry.Text == null)
{
await DisplayAlert(Resource.Error, Resource.EnterTheNameOfConstellation, Resource.OK);
isEntryRight = false;
}
if (isEntryRight)
{
string uri = ImageEntry.Text ?? "";
Collection <Star> stars = new Collection <Star>();
for (int i = 0, count = NamesOfStars.Count; i < count - 1; i++)
{
if (NamesOfStars.ElementAt(i).Value != -1)
{
stars.Add(Stars.ElementAt(i));
}
}
if (Constellation != null)
{
bool result = await DisplayAlert(Resource.ConfirmAction, Resource.AreYouSureYouWantToReplaceTheData, Resource.Yes, Resource.No);
if (!result)
{
return;
}
await DisplayAlert(Resource.Notification, Resource.TheDataWasSuccessfullyReplaced, Resource.OK);
Constellation.Name = NameEntry.Text;
Constellation.ImageOfConstellation = uri;
Constellation.Stars.Clear();
foreach (var s in stars)
{
Constellation.Stars.Add(s);
}
Constellation.DefinePosition();
}
else
{
Data.Constellations.Add(new Constellation(NameEntry.Text, uri, stars));
await DisplayAlert(Resource.Notification, Resource.DataWasSuccessfullyAdded, Resource.OK);
}
await Navigation.PopModalAsync();
}
}