コード例 #1
0
        public InventoryQuery(IDataLoaderContextAccessor accessor, ICategory category, IProduct product, IReview review, IUser user, IOrder order)
        {
            Name = "MarketAppQuery";

            #region Category
            Field <CategoryType, Category>()
            .Name("CategoryById")
            .Description("This field returns the category of the submitted id")
            .Argument <NonNullGraphType <IntGraphType> >(Name = "CategoryId", Description = "Category Id")
            .ResolveAsync(ctx =>
            {
                return(category.GetByIdAsync(ctx.GetArgument <int>("CategoryId")));
            });

            Field <ListGraphType <CategoryType>, IEnumerable <Category> >()
            .Name("getAllCategories")
            .Description("This field returns all categories")
            .ResolveAsync(ctx =>
            {
                IDataLoader <IEnumerable <Category> > loader = accessor.Context.GetOrAddLoader("GetAllCategories", () => category.GetAllAsync());
                return(loader.LoadAsync());
            });

            #endregion

            #region Product
            Field <ProductType>(
                "getProductById",
                Description = "This field returns the product of the submitted id",
                arguments: new QueryArguments(
                    new QueryArgument <NonNullGraphType <IntGraphType> > {
                Name = "ProductId"
            }
                    ),
                resolve: context => product.GetByIdAsync(context.GetArgument <int>("ProductId"))
                );

            Field <ListGraphType <ProductType>, IEnumerable <Product> >()
            .Name("getAllProducts")
            .Description("This field returns all products")
            .ResolveAsync(ctx =>
            {
                var loader = accessor.Context.GetOrAddLoader("GetAllProducts", () => product.GetAllAsync());
                return(loader.LoadAsync());
            });
            #endregion

            #region Review
            Field <ReviewType>(
                "getReviewById",
                Description = "This field returns the review of the submitted id",
                arguments: new QueryArguments(
                    new QueryArgument <NonNullGraphType <IntGraphType> > {
                Name = "ReviewId"
            }
                    ),
                resolve: context => review.GetByIdAsync(context.GetArgument <int>("ReviewId"))
                );

            Field <ListGraphType <ReviewType>, IEnumerable <Review> >()
            .Name("getAllReviews")
            .Description("This field returns all reviews")
            .ResolveAsync(ctx =>
            {
                var loader = accessor.Context.GetOrAddLoader("GetAllReviews", () => review.GetAllAsync());
                return(loader.LoadAsync());
            });
            #endregion

            #region User
            Field <UserType>(
                "getUserById",
                Description = "This field returns the user of the submitted id",
                arguments: new QueryArguments(
                    new QueryArgument <NonNullGraphType <IntGraphType> > {
                Name = "UserId"
            }
                    ),
                resolve: context => user.GetByIdAsync(context.GetArgument <int>("UserId"))
                );

            Field <ListGraphType <UserType>, IEnumerable <User> >()
            .Name("getAllUsers")
            .Description("This field returns all reviews")
            .ResolveAsync(ctx =>
            {
                var loader = accessor.Context.GetOrAddLoader("GetAllUsers", () => user.GetAllAsync());
                return(loader.LoadAsync());
            });
            #endregion

            #region Order
            Field <OrderType>(
                "getOrderById",
                Description = "This field returns the order of the submitted id",
                arguments: new QueryArguments(
                    new QueryArgument <NonNullGraphType <IntGraphType> > {
                Name = "OrderId"
            }
                    ),
                resolve: context => order.GetByIdAsync(context.GetArgument <int>("OrderId"))
                );

            Field <ListGraphType <OrderType>, IEnumerable <Order> >()
            .Name("getAllOrders")
            .Description("This field returns all orders")
            .ResolveAsync(ctx =>
            {
                var loader = accessor.Context.GetOrAddLoader("GetAllOrders", () => order.GetAllAsync());
                return(loader.LoadAsync());
            });

            #endregion
            Description = "MarketApp Query Fields for, You can query about categories, products, users, reviews and orders";
        }