class SignUp < ActiveRecord::Base
  VALID_EMAIL_REGEX = /\A[\w+\-.]+@[a-z\d\-.]+\.[a-z]+\z/i
  validates :email, format:     { with: VALID_EMAIL_REGEX },
                    uniqueness: { case_sensitive: false }

  def subscribe
    logger.info("subscribing #{self.email} to #{ENV['MAILCHIMP_LIST_ID']}")
    gibbon = Gibbon.new
    gibbon.list_subscribe({
      id: ENV['MAILCHIMP_LIST_ID'],
      email_address: self.email,
      email_type: "html",
      double_optin: false,
      update_existing: true,
      replace_interests: false,
      send_welcome: false
    })
  end
end