nebulab/spree-garbage-cleaner

Spree.user_class.class_eval do
  include SpreeGarbageCleaner::Helpers::ActiveRecord

  def self.garbage
    garbage_after = Spree::GarbageCleaner::Config.cleanup_days_interval
    garbage = self.joins("LEFT JOIN spree_orders ON spree_orders.user_id = #{Spree.user_class.table_name}.id")
    garbage = garbage.where("#{Spree.user_class.table_name}.email IS NULL OR #{Spree.user_class.table_name}.email LIKE ?", '%@example.net')
    garbage = garbage.where("#{Spree.user_class.table_name}.created_at <= ?", garbage_after.days.ago)
    garbage.where("spree_orders.completed_at IS NULL").readonly(false)
  end

  def garbage?
    garbage_after = Spree::GarbageCleaner::Config.cleanup_days_interval
    anonymous? && created_at <= garbage_after.days.ago && orders.count == orders.incomplete.count
  end
end