graph

type ComplexityRoot struct {
	DeleteResult struct {
		Error        func(childComplexity int) int
		IsSuccessful func(childComplexity int) int
	}

	Genre struct {
		ID   func(childComplexity int) int
		Name func(childComplexity int) int
	}

	Mutation struct {
		CreateGenre func(childComplexity int, input model.NewGenre) int
		DeleteGenre func(childComplexity int, id int) int
		UpdateGenre func(childComplexity int, input model.UpdateGenre) int
	}

	Query struct {
		Genre  func(childComplexity int, id int) int
		Genres func(childComplexity int) int
	}
}

type Config struct {
	Resolvers  ResolverRoot
	Directives DirectiveRoot
	Complexity ComplexityRoot
}

type DirectiveRoot struct {
}

type MutationResolver interface {
	CreateGenre(ctx context.Context, input model.NewGenre) (*model.Genre, error)
	UpdateGenre(ctx context.Context, input model.UpdateGenre) (*model.Genre, error)
	DeleteGenre(ctx context.Context, id int) (*model.DeleteResult, error)
}

type QueryResolver interface {
	Genres(ctx context.Context) ([]*model.Genre, error)
	Genre(ctx context.Context, id int) (*model.Genre, error)
}

type Resolver struct {
	DB persistance.LibraryDb
}

type ResolverRoot interface {
	Mutation() MutationResolver
	Query() QueryResolver
}