public async Task <BookResponse> GetBookDetailAsync(string id)
{
BooksService googleApiBooksService = await _authenticationService.Authenticate();
var book = new BookResponse();
var bookselve = await googleApiBooksService.Mylibrary.Bookshelves.List().ExecuteAsync();
if (bookselve.Items == null)
{
return(await Task.FromResult(book));
}
var booksShelfItem = bookselve.Items.First();
if (booksShelfItem.VolumeCount <= 0)
{
return(await Task.FromResult(book));
}
MylibraryResource.BookshelvesResource.VolumesResource.ListRequest request = googleApiBooksService.Mylibrary.Bookshelves.Volumes.List(booksShelfItem.Id.ToString());
Volumes inBookshelf = await request.ExecuteAsync();
if (inBookshelf.Items == null)
{
return(await Task.FromResult(book));
}
Volume bookDetail = inBookshelf.Items.FirstOrDefault(b => b.Id.Equals(id));
if (bookDetail != null)
{
book = new BookResponse
{
Id = bookDetail.Id,
Title = bookDetail.VolumeInfo?.Title,
Description = bookDetail.VolumeInfo?.Description,
Thumbnail = bookDetail?.VolumeInfo?.ImageLinks.Thumbnail,
Author = string.Join(",", bookDetail.VolumeInfo?.Authors ?? new List <string>()),
PublishDate = bookDetail.VolumeInfo?.PublishedDate
};
}
return(await Task.FromResult(book));
}
public async Task <IEnumerable <BookResponse> > SearchBooksAsync(string searchTerm)
{
BooksService googleApiBooksService = await _authenticationService.Authenticate();
var books = Enumerable.Empty <BookResponse>();
var bookselve = await googleApiBooksService.Mylibrary.Bookshelves.List().ExecuteAsync();
if (bookselve.Items == null)
{
return(await Task.FromResult(books));
}
var booksShelfItem = bookselve.Items.First();
if (booksShelfItem.VolumeCount <= 0)
{
return(await Task.FromResult(books));
}
MylibraryResource.BookshelvesResource.VolumesResource.ListRequest request = googleApiBooksService.Mylibrary.Bookshelves.Volumes.List(booksShelfItem.Id.ToString());
Volumes inBookshelf = await request.ExecuteAsync();
if (inBookshelf.Items == null)
{
return(await Task.FromResult(books));
}
IEnumerable <Volume> volumes = searchTerm == "all" ? inBookshelf.Items :
inBookshelf.Items.Where(b => b.VolumeInfo.Title.Contains(searchTerm) ||
b.VolumeInfo.Authors.Contains(searchTerm));
books = volumes.Select(b => new BookResponse
{
Id = b?.Id,
Title = b?.VolumeInfo?.Title,
Description = b?.VolumeInfo?.Description,
SmallThumbnail = b?.VolumeInfo?.ImageLinks.SmallThumbnail,
Author = string.Join(",", b?.VolumeInfo?.Authors ?? new List <string>()),
PublishDate = b?.VolumeInfo?.PublishedDate
});
return(await Task.FromResult(books));
}