private void UpdateMemberBookList()
        {
            _loanedBooks   = BookDataProvider.GetBooksOfMember(_currentMember.MemberId);
            _loanBookInfos = new List <LoanBookInfo>();

            foreach (var item in _loanedBooks)
            {
                LoanBookInfo lbinf = new LoanBookInfo();
                lbinf.LoanDate   = item.LoanDate;
                lbinf.ReturnDate = item.ReturnDate;
                Book book = BookDataProvider.GetBookByInvNum(item.LB_InventoryNumber);
                lbinf.Title       = book.Title;
                lbinf.ISBN        = book.ISBN;
                lbinf.Pages       = book.Pages;
                lbinf.Genre       = book.Genre;
                lbinf.Publisher   = book.Publisher;
                lbinf.ReleaseDate = book.ReleaseDate;
                Author author = BookDataProvider.GetBookAuthor(book.BookId);
                lbinf.Author = author;
                _loanBookInfos.Add(lbinf);
            }
            _loanBookInfos = _loanBookInfos.OrderBy(o => o.ReturnDate).ToList();


            BooksLoanedList.ItemsSource = _loanBookInfos;
        }