private void DeleteEachBookCopy(List <BookCopyData> bookCopies, UserSessionObject user)
{
foreach (var item in bookCopies)
{
BookCopyRepository.DeleteById(item.Id, user.UserId);
}
}
public DeleteBookResult DeleteCopy(int bookCopyId, UserSessionObject user)
{
var result = new DeleteBookResult();
BookCopyData bookCopyData = BookCopyRepository.GetDataById(bookCopyId);
if (bookCopyData != null)
{
List <BookCopyData> list = new List <BookCopyData>()
{
bookCopyData
};
if (CheckIfAnyCopyIsBorrowed(list))
{
result.Message = "Book copy is currently borrowed. Can't be deleted.";
}
else
{
BookCopyRepository.DeleteById(bookCopyData.Id, user.UserId);
BookData book = BookRepository.GetDataById(bookCopyData.BookId);
book.NumOfAvailableCopies = book.NumOfAvailableCopies - 1;
BookRepository.SaveData(book);
result = new DeleteBookResult(book.Id, book.BookAuthorAndTitle, bookCopyData.Id);
}
}
else
{
result.Message = "Please select book copy for delete.";
}
return(result);
}
