/**
  * @Route("/examen/new", name="cotizador_examen_new")
  * @Template()
  *
  * @param Request $request
  * @return array
  */
 public function newExamenAction(Request $request)
 {
     try {
         $user = $this->getCurrenUser();
         $seller = $this->getDoctrine()->getManager()->getRepository('TSCYABundle:Seller')->getByUser($user->getId());
         $quotation = new Quotation();
         $quotation->setClient(new Client());
         $quotation->setSeller($seller);
         $quotation->setType(Quotation::EXAM);
         $form = $this->createForm(QuotationExamType::class, $quotation);
         $form->handleRequest($request);
         if ($form->isSubmitted() && $form->isValid()) {
             $quotation = $this->calculateValues($quotation, Quotation::EXAM);
             $em = $this->getDoctrine()->getManager();
             $em->persist($quotation);
             $em->flush();
             $this->setFlashInfo('Registro agregado correctamente');
             return $this->redirectToRoute('preview_invoice', ['id' => $quotation->getId()]);
         }
     } catch (\Exception $e) {
         $this->setFlashError(sprintf("Error: %s", $e->getMessage()));
         return $this->redirectToRoute('main');
     }
     return ['form' => $form->createView()];
 }