private Genre GetGenreInCollectionById(XCollection<Genre> genres, int genreId)
{
Genre found = null;
if (genres != null)
{
found = genres.FirstOrDefault(x => x.Id == genreId);
if (found == null)
{
foreach (var genre in genres)
{
found = GetGenreInCollectionById(genre.Children, genreId);
if (found != null)
{
break;
}
}
}
}
return found;
}
private async Task LoadBookmarks( Session session )
{
XCollection<Bookmark> bookmarks = null;
try
{
bookmarks = await _bookmarksProvider.GetBookmarks( session.Token );
}
catch (CatalitNoCredentialException)
{
//ToDo: Do something? Message?
}
XCollection<Book> books = new XCollection<Book>();
foreach (var bookmark in bookmarks)
{
if( bookmark.Group != "0" )
{
var exits = books.FirstOrDefault( x => x.Description.Hidden.DocumentInfo.Id == bookmark.ArtId );
if( exits != null )
{
exits.BookmarksCount++;
}
else
{
var book = await _catalogProvider.GetBookByDocumentId( bookmark.ArtId, session.Token );
if( book != null )
{
book.BookmarksCount = 1;
books.Add( book );
}
}
}
}
//sort books by last opened
int top = 0;
var myBooksHistory = await _catalogProvider.GetBooksIdsFromHistory( session.Token );
foreach( var mybook in myBooksHistory )
{
var inbookmarked = books.FirstOrDefault(x => x.Id == mybook );
if( inbookmarked != null )
{
books.Remove( inbookmarked );
books.Insert( top, inbookmarked );
top++;
}
}
BookmarkedBooks.Update( books );
BookmarkedBooksEmpty = BookmarkedBooks.Count == 0;
if (bookmarks != null)
{
Bookmarks.Update(bookmarks);
}
}
private XCollection<Genre> GetGenresInCollectionByTokens(XCollection<Genre> genres, List<string> tokens)
{
XCollection<Genre> res = new XCollection<Genre>();
if (genres != null)
{
foreach (var genre in genres)
{
if(tokens.Contains( genre.Token ) && res.FirstOrDefault( x => x.Id == genre.Id ) == null)
{
res.Add( genre );
}
var subcollection = GetGenresInCollectionByTokens(genre.Children, tokens);
foreach (var subgenre in subcollection)
{
if(res.FirstOrDefault( x => x.Id == subgenre.Id ) == null)
{
res.Add(subgenre);
}
}
}
}
return res;
}