public Query(IBooksDataSource booksDataSource, IAuthorsDataSource authorsDataSource)
{
Name = "Query";
Field <BookType>(
"book",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "id", Description = "id of the book"
}
),
resolve: context => booksDataSource.GetBook(context.GetArgument <int>("id"))
);
Field <StringGraphType>(
"bookSource",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "id", Description = "id of the book"
}
),
resolve: context => JsonConvert.SerializeObject(booksDataSource.GetBook(context.GetArgument <int>("id")))
);
Field <ListGraphType <BookType> >(
"books",
resolve: context => booksDataSource.GetBooks()
);
Field <IntGraphType>(
"booksCount",
resolve: context => booksDataSource.GetBooks().Count
);
Field <AuthorType>(
"author",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "id", Description = "id of the author"
}
),
resolve: context => authorsDataSource.GetAuthor(context.GetArgument <int>("id"))
);
Field <StringGraphType>(
"authorSource",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "id", Description = "id of the author"
}
),
resolve: context => JsonConvert.SerializeObject(authorsDataSource.GetAuthor(context.GetArgument <int>("id")))
);
Field <ListGraphType <AuthorType> >(
"authors",
resolve: context => authorsDataSource.GetAuthors()
);
Field <IntGraphType>(
"authorsCount",
resolve: context => authorsDataSource.GetAuthors().Count
);
}
public IEnumerable <Author> GetAuthors(ResolveFieldContext context)
{
return(authorsDataSource.GetAuthors()
.Select(a => ConvertToGraphQLAuthor(a, ShouldIncludeBooks(context))));
}
