module Curation
  module Cache
    require 'active_support/concern'
    extend ActiveSupport::Concern
    included do
      after_save :cache_tag_ids, :do_before_save
      after_destroy :do_before_save
      before_destroy :cache_tag_ids
    end
    def cache_tag_ids
      if self.class == ::CurationPost
        @tag_ids = self.tag_ids
        @org_tag_ids = self.org_tag_ids
        @category_id = self.category_id
        @org_category_id = self.org_category_id
      end
    end
    def do_before_save
      if self.class == ::SubPart
        ::CurationCache.where(parent_id: /^#{self.id}/).delete
      elsif self.class == ::CurationPost || (self.class == ::Page && self.module == "curation")
        ::CurationCache.all.delete
      end
    end
  end
end