/**
  * @param Ticket $ticket
  * @param        $previewTicket
  *
  * @return bool
  */
 private function updateTicketFromPreview(Ticket $ticket, $previewTicket)
 {
     $author = $this->entityManager->getRepository('ProjectPreviewUserBundle:User')->find($previewTicket->author->id);
     if (is_null($author)) {
         $this->output->writeln('no author');
         return false;
     }
     $ticket->setAuthor($author);
     if (isset($previewTicket->assigned_user->id)) {
         $assign = $this->entityManager->getRepository('ProjectPreviewUserBundle:User')->find($previewTicket->assigned_user->id);
         $ticket->setAssigned($assign);
     } else {
         $ticket->setAssigned(null);
     }
     $sprint = $this->entityManager->getRepository('ProjectPreviewPreviewBundle:Sprint')->find($previewTicket->sprint->id);
     if (is_null($sprint)) {
         $this->output->writeln('nosprint');
         return false;
     }
     $ticket->setSprint($sprint);
     $ticket->setDescription($previewTicket->description);
     $ticket->setStatus($previewTicket->issue_state->name);
     $ticket->setPriority($previewTicket->priority->name);
     $ticket->setTracker($previewTicket->tracker->name);
     $ticket->setType($previewTicket->type);
     $ticket->setArchive($previewTicket->archived);
     $ticket->setCreated(new \DateTime('@' . $previewTicket->created));
     $ticket->setDueDate(!empty($previewTicket->due_date) ? new \DateTime('@' . $previewTicket->due_date) : null);
     if (isset($previewTicket->estimated_time->design)) {
         $ticket->setDesignTime($previewTicket->estimated_time->design);
     }
     if (isset($previewTicket->estimated_time->ux)) {
         $ticket->setUxTime($previewTicket->estimated_time->ux);
     }
     if (isset($previewTicket->estimated_time->front)) {
         $ticket->setFrontTime($previewTicket->estimated_time->front);
     }
     if (isset($previewTicket->estimated_time->back)) {
         $ticket->setBackTime($previewTicket->estimated_time->back);
     }
     $ticket->setEstimatedTime($previewTicket->estimated_time->total);
     $ticket->setUpdated(new \DateTime());
     return true;
 }