public IHttpActionResult GetByBookClub(string bookClubName)
        {
            BookClubBookJoinService bookClubBookJoinService = CreateBookClubBookJoinService();
            var bookClubBookJoin = bookClubBookJoinService.GetBookClubBookByBookClub(bookClubName);

            return(Ok(bookClubBookJoin));
        }
        private BookClubBookJoinService CreateBookClubBookJoinService()
        {
            var Id = Guid.Parse(User.Identity.GetUserId());
            var bookClubBookService = new BookClubBookJoinService(Id);

            return(bookClubBookService);
        }
        public IHttpActionResult Get()
        {
            BookClubBookJoinService bookClubBookJoinService = CreateBookClubBookJoinService();
            var bookClubBookJoin = bookClubBookJoinService.GetBookClubBook();

            return(Ok(bookClubBookJoin));
        }