public async Task <ResponseBookPreviewViewModel> GetBooks(RequestGetBookViewModel requestViewModel)
{
RequestGetBooksModel requestModel = _mapper.Map <RequestGetBooksModel>(requestViewModel);
List <Book> books = await _bookRepository.GetByFilters(requestModel);
ResponseBookPreviewViewModel result = await GetMappedBooks(books, requestModel);
return(result);
}
private async Task <ResponseBookPreviewViewModel> GetMappedBooks(List <Book> books, RequestGetBooksModel requestModel)
{
List <int> booksIds = books.Select(book => book.Id).ToList();
List <AuthorBooks> authorBooks = await _authorBooksRepository.GetByBooksIds(booksIds);
List <int> authorsIds = authorBooks.Select(item => item.AuthorId).Distinct().ToList();
List <Author> authors = await _authorRepository.GetAuthorsByIds(authorsIds);
ResponseBookPreviewViewModel result = await MapBookToPreviewViewModel(books, authorBooks, authors);
result.TotalCount = await _bookRepository.GetTotalCount(requestModel);
return(result);
}
private async Task <ResponseBookPreviewViewModel> MapBookToPreviewViewModel(List <Book> books, List <AuthorBooks> authorBooks, List <Author> authors)
{
var result = new ResponseBookPreviewViewModel();
result.Data = new List <BaseBookViewModelItem>();
foreach (Book book in books)
{
List <string> booksToResult = GetAuthorsByBook(book, authorBooks, authors);
var toResult = new BaseBookViewModelItem();
toResult = _mapper.Map <BaseBookViewModelItem>(book);
toResult.Authors.AddRange(booksToResult);
toResult.Image = await _dropBoxManager.GetFileLink(1);
result.Data.Add(toResult);
}
return(result);
}
public async Task <ResponseBookPreviewViewModel> GetBooks([FromBody] RequestGetBookViewModel requestModel)
{
ResponseBookPreviewViewModel books = await _bookService.GetBooks(requestModel);
return(books);
}
