public function editTask(User $user, Task $task)
 {
     $dictionary = new Dictionary();
     if ($user->getRole() != $dictionary->userRoles()->ROLE_BOSS[0]) {
         return;
     }
     $this->task = $task;
     $newUserList = $task->getUsers();
     foreach ($newUserList as $userTask) {
         if ($userTask->getUserId() == $user->getId() && $userTask->getRole() == $dictionary->taskRoles()->CREATOR[0]) {
             continue;
         }
         if ($userTask->getId() != null) {
             $this->dataRepository->remove($userTask);
             continue;
         }
         $userTask->setRole($dictionary->taskRoles()->EXECUTOR[0]);
         $userTask->setUser($this->dataRepository->findUser($userTask->getUserId()));
         $this->dataRepository->persist($userTask);
     }
     $this->wasChanged = true;
 }