class Admin::ChangesController

def build_change_entry(version)
  page = Page.find_by(id: version.item_id)
  return {} unless page
  {
    action: version.event.titleize,
    diff: build_diff(version),
    id: version.id,
    page_title: page.title,
    page_url: admin_page_url(page),
    updated_at: format_timestamp(version.created_at),
    user_name: user_name(version.whodunnit),
  }
end