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Doubts using gqlgen for graphql endpoint #40

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@frederikhors

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@frederikhors

I'm trying to use the amazing GqlGen (https://github.com/99designs/gqlgen) with your amazing project (thanks again for your work).

I created a PR (#39) for this integration (which you should not accept, it was a mistake: I just wanted to link here my forked branch!).

Is gqlgen in this case just a "third party" delivery layer?

I don't know if I'm doing this well: I'm using just graphql dir in root!

Because - as you can see - code is generated I can just inject usecases in main.go for the graphql.Resolver{}:

e.POST("graphql", echo.WrapHandler(handler.GraphQL(graphql.NewExecutableSchema(graphql.Config{Resolvers: &graphql.Resolver{
    ArticleUsecase: au,
    // <--- other usecases here --->
}}))))

and I use that usecases in resolver.go:

func (r *queryResolver) Articles(ctx context.Context) ([]*models.Article, error) {
	articles, _, err := r.ArticleUsecase.Fetch(ctx, "cursor", 1) // <--- example values because I don't want to change Usecase now
	return articles, err
}

What do you think about?

  1. Am I respecting the principles of "clean architecture"?

  2. Is there a more elegant solution?


A more extensive example of gqlgen in action can be found here: https://github.com/oshalygin/gqlgen-pg-todo-example.
As you can see he's injecting db *pg.DB in main.go file for

Resolvers: &resolvers.Resolver{
	DB: db,
}

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