(function () {
  const url = new URL(window.location.href);
  const view = url.pathname.endsWith('/write.html') ? 'write' : 'detail';
  url.pathname = url.pathname.replace(/[^/]+$/, '');
  url.searchParams.set('view', view);
  if (view === 'write') url.searchParams.delete('id');
  window.location.replace(url.toString());
})();