# frozen_string_literal: true

module WalterHelper
  def walter_tour
    # Do we have tours for this controller/action in the user's locale?
    tours = Walter.tours["#{controller_path}.#{action_name}.#{I18n.locale}"]
    # Otherwise, default to the default locale
    tours ||= Walter.tours["#{controller_path}.#{action_name}.#{I18n.default_locale}"]

    if tours
      # Have any automatic tours been completed already?
      completed = WalterHistory.where(
        creator_id: current_user.id,
        controller_name: controller_path,
        action_name: action_name
      )

      tour_keys_completed = completed.map(&:tour_name)
      tour_keys = tours.keys

      tour_html = ''

      tour_keys.each do |key|
        tour_html += (render(partial: "application/shepherd",
               locals: { tour_name: key,
                         tour_completed: tour_keys_completed.include?(key),
                         trigger: tours[key]["trigger"],
                         tour_delay: tours[key]['delay']||500,
                         steps: tours[key]["steps"] }))
      end
      tour_html.html_safe
    end
  end

  def walter_cookie_prefix
    "walter-#{fetch_application_name.to_s.underscore}-#{current_user.id}-#{controller_path}-#{action_name}"
  end

  def fetch_application_name
    if Module.method_defined?(:module_parent)
      Rails.application.class.module_parent
    else
      Rails.application.class.parent
    end
  end

  def walter_domain
    request.host
  end
end