auth.rb

User # autoload
class User
  class Twin
    class Authentication < ::Disposable::Twin
      include Sync
      include Save

      property :state
      property :password_digest

      include States

      def has_password?
        password_digest.present?
      end

      def authenticated? plain_password
        active? && password_digest && password == plain_password
      end

      def password= plain_password
        self.password_digest = BCrypt::Password.create plain_password
        sync
      end

      def password
        BCrypt::Password.new password_digest
      end
    end
  end
end