how to force id lookup for delayed job methods

post.rb

class Post
  ## Delayed Job Macro
  def self.queue(method_name, id, *method_args)
    self.find(id).send(method_name, *method_args)
  end

  def queue(method_name, *method_args)
    self.class.delay.queue(method_name, self.id, *method_args)
  end
end