/**
  * Returns true / false if the specified
  * work order has an open session by the
  * specified user.
  *
  * @param $attribute
  * @param $workOrderId
  * @param $parameters
  *
  * @return bool
  */
 public function validateSessionStart($attribute, $workOrderId, $parameters)
 {
     $sessions = $this->session->where('work_order_id', $workOrderId)->where('user_id', $this->sentry->getCurrentUserId())->latest();
     $lastSession = $sessions->first();
     if ($lastSession && $lastSession->out === null) {
         return false;
     }
     return true;
 }
 /**
  * Returns true / false if the specified
  * work order session has already ended.
  *
  * @param $attribute
  * @param $workOrderId
  * @param $parameters
  *
  * @return bool
  */
 public function validateSessionEnd($attribute, $workOrderId, $parameters)
 {
     $sessionId = Route::getCurrentRoute()->getParameter('sessions');
     if ($sessionId) {
         $session = $this->session->find($sessionId);
         if (!is_null($session->out)) {
             return false;
         }
     }
     return true;
 }