Class: GraphQL::DefinitionHelpers::DefinedByConfig::DefinitionConfig

Inherits:
Object
  • Object
show all
Defined in:
lib/graphql/definition_helpers/defined_by_config/definition_config.rb

Instance Method Summary collapse

Instance Method Details

#connection(name, type = nil, desc = nil, property: nil, &block) ⇒ Object

Wraps a field definition with a ConnectionField

  • applies default fields

  • wraps the resolve proc to make a connection



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# File 'lib/graphql/definition_helpers/defined_by_config/definition_config.rb', line 9

def connection(name, type = nil, desc = nil, property: nil, &block)
  # Wrap the given block to define the default args
  definition_block = -> (config) {
    argument :first, types.Int
    argument :after, types.String
    argument :last, types.Int
    argument :before, types.String
    argument :order, types.String
    self.instance_eval(&block)
  }
  connection_field = field(name, type, desc, property: property, &definition_block)
  # Wrap the defined resolve proc
  # TODO: make a public API on GraphQL::Field to expose this proc
  original_resolve = connection_field.instance_variable_get(:@resolve_proc)
  connection_resolve = -> (obj, args, ctx) {
    items = original_resolve.call(obj, args, ctx)
    connection_class = GraphQL::Relay::BaseConnection.connection_for_items(items)
    connection_class.new(items, args)
  }
  connection_field.resolve = connection_resolve
  fields[name.to_s] = connection_field
end

#global_id_field(field_name) ⇒ Object 



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# File 'lib/graphql/definition_helpers/defined_by_config/definition_config.rb', line 35

def global_id_field(field_name)
  name || raise("You must define the type's name before creating a GlobalIdField")
  field(name, field: GraphQL::Relay::GlobalIdField.new(name))
end