personal-activity/config/routes.rb

Rails.application.routes.draw do
  locales = Site.find_by(site_active: true).in_use_locales rescue I18n.available_locales
  scope "(:locale)", locale: Regexp.new(locales.join("|")) do
    namespace :admin do
      resources :activities do
        #collection do
        #  post 'merge_process' => 'books#merge_process'
        #  get 'merge' => 'books#merge'
        #  get 'toggle_hide' => 'books#toggle_hide'
        #  get 'analysis'
        #  get 'analysis_report'
        #  get "download_excel"
        #end
      end
    end
  end
end