public CarvedRockMutation(ProductReviewRepository reviewRepository, ReviewMessageService messageService)
{
FieldAsync <ProductReviewType>(
"createReview",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <ProductReviewInputType> >
{
Name = "review"
}),
resolve: async context =>
{
var review = context.GetArgument <ProductReview>("review");
await reviewRepository.AddReview(review);
messageService.AddReviewAddedMessage(review);
return(review);
});
FieldAsync <BooleanGraphType>(
"deleteReview",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <IdGraphType> >
{
Name = "id"
}),
resolve: async context =>
{
var id = context.GetArgument <int>("id");
return(await context.TryAsyncResolve(
async c => await reviewRepository.DeleteReview(id)));
});
}
public ApplicationMutation(ProductReviewRepository repo)
{
FieldAsync <ProductReviewType>(
"createReview",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <ProductReviewInputType> > {
Name = "review"
}),
resolve: async context =>
{
var review = context.GetArgument <ProductReview>("review");
return(await context.TryAsyncResolve(async c => await repo.AddReview(review)));
});
}
public CarvedRockMutation(ProductReviewRepository reviewRepository, ReviewMessageService messageService)
{
FieldAsync <ProductReviewType>("createReview",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <ProductReviewInputType> >
{
Name = "review"
}), resolve: async context =>
{
var review = context.GetArgument <ProductReview>("review");
await reviewRepository.AddReview(review);
messageService.AddReviewAddedMessage(review);
return(review);
});
}
public CarvedRockMutation(ProductReviewRepository reviewRepository, ReviewMessageService messageService)
{
FieldAsync <ProductReviewType>( //ProductReviewType --> definuje ze tento objekt bude vrateny po tom ako bude mutation vykonana
"createReview", //poziadavka na vytvorenie review
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <ProductReviewInputType> > {
Name = "review"
} //pozadovany argument
),
resolve: async context =>
{
var review = context.GetArgument <ProductReview>("review"); //ziskanie argumentu a resolvovanie do entity objektu
//return await context.TryAsyncResolve(async c => await reviewRepository.AddReview(review));
//vystup z AddReview je pouzitim "TryAsyncResolve" monitorovany (???) , ak je vytvorenie uspesne, review je navratene normalne
//ak sa vsak vyskytne exception pri volani repository, exception je catchnuta a pridana do ErrorListu ktory je vrateny klientovi aj ked je API nastavena pre not-expose exception
await reviewRepository.AddReview(review);
messageService.AddReviewAddedMessage(review); //po pridani review su subscriberi notifikovani
return(review);
}
);
}
// Adding, updating, deleting data
public CarvedRockMutation(ProductReviewRepository reviewRepository, ProductRepository productRepository)
{
// ProductReviewType is going to be returned when mutation is done
FieldAsync <ProductReviewType>(
"createReview",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <ProductReviewInputType> > {
Name = "review"
}),
resolve: async context =>
{
// Conversion from GraphType to Entity
var review = context.GetArgument <ProductReview>("review");
// The outcome of AddReview is monitored, exception will be catched and added to the error list even when the API is configured to not expose exceptions
return(await context.TryAsyncResolve(
async c => await reviewRepository.AddReview(review)));
});
Field <StringGraphType>(
"deleteProduct",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "productId"
}),
resolve: context =>
{
var productId = context.GetArgument <int>("productId");
var product = productRepository.GetOne(productId).Result;
if (product == null)
{
context.Errors.Add(new ExecutionError("Couldn't find product in db."));
return(null);
}
productRepository.Delete(product);
return($"The owner with the id: {productId} has been successfully deleted from db.");
}
);
}