module Domain::Releasable
  extend ActiveSupport::Concern

  class_methods do
    def release_domains
      releasable_domains.each do |domain|
        domain.release
        yield domain if block_given?
      end
    end

    private

    def releasable_domains
      if release_to_auction
        where('(delete_date <= ? OR force_delete_date <= ?)' \
          ' AND ? != ALL(coalesce(statuses, array[]::varchar[]))',
              Time.zone.today,
              Time.zone.today,
              DomainStatus::SERVER_RELEASE_PROHIBITED)
      else
        where('(delete_date <= ? OR force_delete_date <= ?)' \
          ' AND ? != ALL(coalesce(statuses, array[]::varchar[])) AND' \
              ' ? != ALL(COALESCE(statuses, array[]::varchar[]))',
              Time.zone.today,
              Time.zone.today,
              DomainStatus::SERVER_RELEASE_PROHIBITED,
              DomainStatus::DELETE_CANDIDATE)
      end
    end
  end

  included do
    class_attribute :release_to_auction
    self.release_to_auction = ENV['release_domains_to_auction'] == 'true'
  end

  def release
    if release_to_auction
      ToStdout.msg 'Destroying domain'
      destroy!
      ToStdout.msg "Checking if domain_name is auctionable: #{domain_name.auctionable?}"
      domain_name.sell_at_auction if domain_name.auctionable?

      ToStdout.msg 'Sending registrar notification'
      registrar.notifications.create!(text: "#{I18n.t(:domain_deleted)}: #{name}",
                                      attached_obj_id: id,
                                      attached_obj_type: self.class)
    else
      discard
    end
  end
end