module Searchable::Dependents::User
  extend ActiveSupport::Concern

  included do
    after_update_commit :check_searchable_dependents
  end

  private

  def check_searchable_dependents
    if firstname_previously_changed? || lastname_previously_changed? || user_extension.school_id_previously_changed?
      # reindex shixun
      created_shixuns.each{ |shixun| shixun.reindex(:searchable_user_data) }

      # reindex course
      manage_courses.each(&:reindex)

      # reindex subject
      created_subjects.each { |subject| subject.reindex(:searchable_user_data) }
    end
  end
end