//Här använder jag asyncron metoden för att böcker och författare ska kunna hämtas oberoende av main tråden
//samt att await pausar all vidare exekvering fram tills alla böcker och författare är framtagna.
public async static void GetAll()
{
var bookRepo = new BooksRepository();
var authorRepo = new AuthorsRepository();
Console.WriteLine("Starting");
Task <ICollection <Book> > books = bookRepo.GetAllAsync();
foreach (var book in books.Result)
{
Console.WriteLine(book.Title);
}
Console.WriteLine("In process");
Task <ICollection <Author> > authors = authorRepo.GetAllAsync();
foreach (var author in authors.Result)
{
Console.WriteLine(author.FirstName);
}
await Task.WhenAll(books, authors);
Console.WriteLine("Both tasks done");
}
public LibraryQuery(BooksRepository booksRepository, AuthorsRepository authorsRepository)
{
FieldAsync <ListGraphType <BookType> >(
"books",
resolve: async context =>
{
return(await booksRepository.GetAllAsync());
});
Field <BookType>(
"book",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "id"
}),
resolve: context =>
{
var id = context.GetArgument <long>("id");
return(booksRepository.GetById(id));
});
Field <ListGraphType <AuthorType> >(
"authors",
resolve: context => authorsRepository.GetAuthorsAsync());
Field <AuthorType>(
"author",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "id"
}),
resolve: context =>
{
var id = context.GetArgument <long>("id");
return(authorsRepository.GetAuthorById(id));
});
}
