# frozen_string_literal: true

module WikiPages
  class UpdateService < WikiPages::BaseService
    def execute(page)
      # this class is not thread safe!
      @old_slug = page.slug

      if page.update(@params)
        execute_hooks(page)
      end

      page
    end

    def usage_counter_action
      :update
    end

    def external_action
      'update'
    end

    def event_action
      Event::UPDATED
    end

    def slug_for_page(page)
      @old_slug.presence || super
    end
  end
end
