public async Task <IEnumerable <Volume> > GetBooks(List <int> bookshelfsIds)
{
var start = DateTime.Now;
GoogleData.Bookshelves bookshelfsList = await _booksService.Mylibrary.Bookshelves.List().ExecuteAsync();
IEnumerable <GoogleData.Bookshelf> bookshelves = bookshelfsList?.Items
?.Where(x => x.Id.HasValue && (x.Id.Value < 8 || x.Id.Value > 9));
var allVolumes = new ConcurrentBag <Volume>();
Parallel.ForEach(bookshelves, bookshelf =>
{
if (bookshelf.Id.HasValue)
{
IList <Volume> bookshelfVolumes = GetBookshelfVolumes(bookshelf.Id.Value);
foreach (var item in bookshelfVolumes)
{
AddToBookshelfList(allVolumes, item, bookshelf.Id.Value, bookshelf.Title);
}
}
});
IEnumerable <Volume> result = bookshelfsIds.Any()
? allVolumes.Where(x => x.UserBookshelfs.Any(us => bookshelfsIds.Contains(us.Id.Value)))
: allVolumes;
var end = DateTime.Now;
var time = end.Subtract(start);
System.Diagnostics.Debug.WriteLine($"The GetBooks request took: {time.TotalMilliseconds} ms.");
return(result);
}
private async Task <IEnumerable <BookshelfBase> > SelectBookshelfsAsync(IEnumerable <int> bookshelfsIds = null)
{
GoogleData.Bookshelves bookshelfsList = await _booksService.Mylibrary.Bookshelves.List().ExecuteAsync();
IEnumerable <BookshelfBase> allUserBookshelfs = bookshelfsList?.Items
?.Where(x => x.Id.HasValue)
?.Select(x => new BookshelfBase(x.Id.Value, x.Title));
IEnumerable <BookshelfBase> bookshelfs = bookshelfsIds?.Any() ?? false
? allUserBookshelfs.Where(x => bookshelfsIds.Contains(x.Id.Value)) // select only bookshelfs for filtered bookshelfIds
: allUserBookshelfs.Where(x => CommonGoogleBookshelfs.BaseGoogleBookshelfIds.Contains(x.Id.Value) || x.Id.Value > 9); //select base and custom bookshelfs
return(bookshelfs);
}
public async Task <GetBookshelfsApiListModel> Handle(GetBookshelfsListQuery request, CancellationToken cancellationToken)
{
GoogleData.Bookshelves googleBookshelves = await _booksService.Mylibrary.Bookshelves.List().ExecuteAsync();
googleBookshelves.Items = googleBookshelves.Items.Where(x => x.Id.HasValue).ToList();
if (googleBookshelves == null)
{
return(ApiModel.NotFound <GetBookshelfsApiListModel>());
}
switch (request.BookshelfOptions)
{
case BookshelfsOption.Base:
googleBookshelves.Items = googleBookshelves.Items.Where(x => x.Id < 5).ToList();
break;
case BookshelfsOption.Custom:
googleBookshelves.Items = googleBookshelves.Items.Where(x => x.Id > 9).ToList();
break;
case BookshelfsOption.BaseAndCustom:
googleBookshelves.Items = googleBookshelves.Items.Where(x => x.Id < 5 || x.Id > 9).ToList();
break;
case BookshelfsOption.Others:
googleBookshelves.Items = googleBookshelves.Items.Where(x => x.Id >= 5 || x.Id <= 9).ToList();
break;
case BookshelfsOption.Favorites:
var favoriteBookshelves = await _context.FavoriteBookshelves
.Where(x => x.UserId == request.UserId)
.Select(x => x.BookshelfId)
.ToListAsync();
googleBookshelves.Items = googleBookshelves.Items
.Where(x => favoriteBookshelves.Contains(x.Id.ToString())).ToList();
break;
case BookshelfsOption.All:
default:
break;
}
IEnumerable <Bookshelf> bookshelfs = _mapper
.Map <IEnumerable <GoogleData.Bookshelf>, IEnumerable <Bookshelf> >(googleBookshelves.Items);
return(new GetBookshelfsApiListModel(bookshelfs));
}
