// Checks the database from the startup file, if empty then it seeds the db
        public static void EnsurePopulated(IApplicationBuilder application)
        {
            BookStoreDbContext context = application.ApplicationServices.CreateScope().ServiceProvider.GetRequiredService <BookStoreDbContext>();

            if (context.Database.GetPendingMigrations().Any())
            {
                context.Database.Migrate();
            }

            if (!context.Books.Any())
            {
                context.Books.AddRange(
                    new Book
                {
                    Title           = "Les Miserables",
                    AuthorFirstName = "Victor",
                    AuthorLastName  = "Hugo",
                    Publisher       = "Signet",
                    ISBN            = "978-0451419439",
                    Classification  = "Fiction",
                    Category        = "Classic",
                    Price           = 9.95f
                },

                    new Book
                {
                    Title           = "Team of Rivals",
                    AuthorFirstName = "Doris Kearns",
                    AuthorLastName  = "Goodwin",
                    Publisher       = "Simon & Schuster",
                    ISBN            = "978-0743270755",
                    Classification  = "Non-Fiction",
                    Category        = "Biography",
                    Price           = 14.58f
                },

                    new Book
                {
                    Title           = "The Snowball",
                    AuthorFirstName = "Alice",
                    AuthorLastName  = "Schroeder",
                    Publisher       = "Bantam",
                    ISBN            = "978-0553384611",
                    Classification  = "Non-Fiction",
                    Category        = "Biography",
                    Price           = 21.54f
                },

                    new Book
                {
                    Title           = "American Ulysses",
                    AuthorFirstName = "Ronald C.",
                    AuthorLastName  = "White",
                    Publisher       = "Random House",
                    ISBN            = "978-0812981254",
                    Classification  = "Non-Fiction",
                    Category        = "Biography",
                    Price           = 11.61f
                },

                    new Book
                {
                    Title           = "Unbroken",
                    AuthorFirstName = "Laura",
                    AuthorLastName  = "Hillenbrand",
                    Publisher       = "Random House",
                    ISBN            = "978-0812974492",
                    Classification  = "Non-Fiction",
                    Category        = "Historical",
                    Price           = 13.33f
                },

                    new Book
                {
                    Title           = "The Great Train Robbery",
                    AuthorFirstName = "Michael",
                    AuthorLastName  = "Crichton",
                    Publisher       = "Vintage",
                    ISBN            = "978-0804171281",
                    Classification  = "Fiction",
                    Category        = "Historical Fiction",
                    Price           = 15.95f
                },

                    new Book
                {
                    Title           = "Deep Work",
                    AuthorFirstName = "Cal",
                    AuthorLastName  = "Newport",
                    Publisher       = "Grand Central Publishing",
                    ISBN            = "978-1455586691",
                    Classification  = "Non-Fiction",
                    Category        = "Self-Help",
                    Price           = 14.99f
                },

                    new Book
                {
                    Title           = "It's Your Ship",
                    AuthorFirstName = "Michael",
                    AuthorLastName  = "Abrashoff",
                    Publisher       = "Grand Central Publishing",
                    ISBN            = "978-1455523023",
                    Classification  = "Non-Fiction",
                    Category        = "Self-Help",
                    Price           = 21.66f
                },

                    new Book
                {
                    Title           = "The Virgin Way",
                    AuthorFirstName = "Richard",
                    AuthorLastName  = "Branson",
                    Publisher       = "Portfolio",
                    ISBN            = "978-1591847984",
                    Classification  = "Non-Fiction",
                    Category        = "Business",
                    Price           = 29.16f
                },

                    new Book
                {
                    Title           = "Sycamore Row",
                    AuthorFirstName = "John",
                    AuthorLastName  = "Grisham",
                    Publisher       = "Bantam",
                    ISBN            = "978-0553393613",
                    Classification  = "Fiction",
                    Category        = "Thrillers",
                    Price           = 15.03f
                }
                    );

                context.SaveChanges();
            }
        }
 public EFBookRepository(BookStoreDbContext context)
 {
     _context = context;
 }