app/controllers/categories_controller.rb
class CategoriesController < ApplicationController
hdo_caches_page :index, :show
def index
@categories = Category.all_with_children
end
def show
@category = Category.includes(
:parliament_issues,
promises: [:parliament_period, :promisor, :categories]
).find(params[:id])
fresh_when @category, public: can_cache?
end
end