Rake task to list ActiveAdmin resource and page actions

active_admin_actions.rake

task :active_admin_actions => :environment do
    skip_resources = [ 'Dashboard' ]

    namespace = ActiveAdmin.application.namespace(:admin)

    pages     = namespace.resources.select { |r| r.is_a? ActiveAdmin::Page }
    resources = namespace.resources.select { |r| r.respond_to? :resource_class }

    resource_actions =
      resources.each_with_object({}) do |resource, actions|
        resource_name = resource.resource_class.name

        if !skip_resources.include? resource_name
          actions[resource_name] = resource.defined_actions
          actions[resource_name].concat resource.member_actions.map { |action| action.name }
          actions[resource_name].concat resource.collection_actions.map { |action| action.name }
        end
      end

    puts resource_actions.inspect

    page_actions =
      pages.each_with_object({}) do |page, actions|
        page_name = page.name

        if !skip_resources.include? page_name
          actions[page_name] = page.page_actions + [:index]
        end
      end

    puts page_actions.inspect
end