BooksSample.Program.AddBookAsync C# (CSharp) Метод

        private static async Task AddBookAsync()
        {
            using (var context = new BooksContext())
            {
                var b = new Book { Title = BookTitle, Publisher = "Sample" };

                context.Add(b);
                int records = await context.SaveChangesAsync();

                WriteLine($"{records} record added");
            }
            WriteLine();
        }

        static async Task Main()
        {
            var p = new Program();

            p.AddLogging();
            await p.CreateTheDatabaseAsync();

            await p.AddBookAsync("Professional C# 7", "Wrox Press");

            await p.AddBookAsync("Test", "Test");

            await p.AddBooksAsync();

            await QuerySamples.QueryAllBooksAsync();

            await QuerySamples.QueryAllBooksWithAsyncEnumerableAsync();

            await QuerySamples.QueryBookByKeyAsync(2);

            await p.UpdateBookAsync();

            await QuerySamples.QueryBookAsync("Professional C# 7 and .NET Core 2.0");

            await QuerySamples.FilterBooksAsync("Pro");

            await QuerySamples.UseEFFunctions("C#");

            ConflictHandling();

            await p.DeleteBookAsync(2);

            await p.QueryDeletedBooksAsync();

            await QuerySamples.QueryBooksAsync();

            QuerySamples.ClientAndServerEvaluation();
            await QuerySamples.RawSqlQuery("Wrox Press");

            QuerySamples.CompileQuery();

            await p.DeleteDatabaseAsync();
        }