active_admin draper decorator workflow

base_decorator.rb

class Admin::BaseDecorator < Draper::Decorator
  def self.collection_decorator_class
    Admin::CollectionDecorator
  end
end

collection_decorator.rb

class Admin::CollectionDecorator < Draper::CollectionDecorator
  delegate :reorder,
           :page,
           :current_page,
           :total_pages,
           :limit_value,
           :total_count,
           :num_pages
end

place_decorator.rb

class Admin::PlaceDecorator < Admin::BaseDecorator
  decorates :place
  delegate_all


  def to_param
    self.id
  end
end

places.rb

ActiveAdmin.register Place do
  decorate_with Admin::PlaceDecorator
end