module Ddr
  class Language < AuxiliaryResource

    def self.call(obj)
      obj.language.map do |lang|
        find_by_code(lang)
      end
    rescue ActiveResource::ResourceNotFound => e
      raise Ddr::NotFoundError, e
    end

    def self.find_by_code(code)
      return unless code
      new get(:find, code: code)
    end

    def self.codes
      all.map(&:code)
    end

    def to_s
      label
    end

  end
end