public NewsfeedQuery(INewsfeedData newsfeedData)
{
Name = nameof(NewsfeedQuery);
Field <ListGraphType <StoryType> >(
name: "getNewsfeed",
description: "Get the lastest stories",
resolve: context => newsfeedData.GetNewsfeed());
Field <ListGraphType <AuthorType> >(
name: "getAuthors",
description: "Get the authors behind the stories in the newsfeed",
resolve: context => newsfeedData.GetAuthors());
Field <AuthorType>(
name: "getAuthor",
description: "Get a single author",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <IntGraphType> >
{
Name = "authorId",
Description = "The unique ID of the author"
}
),
resolve: context => newsfeedData.GetAuthor(context.GetArgument <int>("authorId")));
}
public NewsfeedSubscription(INewsfeedData newsfeedData)
{
Name = nameof(NewsfeedSubscription);
AddField(new EventStreamFieldType
{
Name = "subscribeToNewsfeed",
Type = typeof(StoryType),
Resolver = new FuncFieldResolver <Story>(context => context.Source as Story),
Subscriber = new EventStreamResolver <Story>(context => newsfeedData.SubscribeToNewsfeed())
});
}
public NewsfeedMutation(INewsfeedData newsfeedData)
{
Name = nameof(NewsfeedMutation);
Field <AuthorType>(
name: "addAuthor",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <StringGraphType> >
{
Name = "name",
Description = "The name of the author"
}),
resolve: context => newsfeedData.AddAuthor(context.GetArgument <string>("name"))
);
Field <StoryType>(
name: "addStory",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <IntGraphType> >
{
Name = "authorId",
Description = "The unique ID of an author"
},
new QueryArgument <NonNullGraphType <StringGraphType> >
{
Name = "title",
Description = "The title of the story"
},
new QueryArgument <NonNullGraphType <StringGraphType> >
{
Name = "body",
Description = "The body text of the story"
}),
resolve: context => newsfeedData.AddStory(
context.GetArgument <int>("authorId"),
context.GetArgument <string>("title"),
context.GetArgument <string>("body"))
);
}
