module Eco
  module API
    module Policies
      class Policy < Eco::API::UseCases::UseCase
        TYPES = [:transform]

        def initialize(name, type: :transform, root:, options: {}, &block)
          raise "Undefine usecase type #{type}. Please, use any of #{TYPES}" unless self.class.valid_type?(type)
          super(name, type: type, root: root, options: options, &block)
        end

        def root=(value)
          raise "Root should be a UsedPolicies object. Given: #{value}" if !value.is_a?(UsedPolicies)
          @root = value
        end

      end
    end
  end
end