Class: GraphQL::Models::PromiseRelationConnection

Inherits:
Relay::RelationConnection
  • Object
show all
Defined in:
lib/graphql/models/promise_relation_connection.rb

Instance Method Summary collapse

Instance Method Details

#edges ⇒ Object 



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# File 'lib/graphql/models/promise_relation_connection.rb', line 5

def edges
  # Can't do any optimization if the request is asking for the last X items, since there's
  # no easy way to turn it into a generalized query.
  return super if last

  relation = sliced_nodes
  limit = [first, last, max_page_size].compact.min
  relation = relation.limit(limit) if first
  request = RelationLoadRequest.new(relation)

  request.load.then do |models|
    models.map { |m| GraphQL::Relay::Edge.new(m, self) }
  end
end