module Carto
  module AuthTokenGenerator
    def get_auth_token
      auth_token || generate_and_save_auth_token
    end

    private

    def generate_and_save_auth_token
      self.auth_token = generate_auth_token
      save
      auth_token
    end

    def generate_auth_token
      SecureRandom.urlsafe_base64(nil, false)
    end
  end
end