Phone

@Override
    public void update(User userToBeAuthorized, int userId, User userToBeUpdated,
                       Optional<String> phoneFromUser, int newUserRole) {

        boolean sameUser = userToBeAuthorized.getUserId() == userId;
        boolean loggedUserIsAdmin = userToBeAuthorized.getUserType().getUserRole().equalsIgnoreCase("admin");
        boolean sameOrLowerRole = newUserRole <= userToBeAuthorized.getUserType().getUserTypeId();

        boolean duplicateExists = true;
        boolean sameUserInDB = false;

        try {
            User existingUser = repository.getByEmail(userToBeUpdated.getEmail());
            if (existingUser.getUserId() == userToBeUpdated.getUserId()) {
                duplicateExists = false;
                sameUserInDB = true;
            }
        } catch (EntityNotFoundException e) {
            duplicateExists = false;
        }
        if (duplicateExists) {
            throw new DuplicateEntityException("User", "email", userToBeUpdated.getEmail());
        }

        if (!sameUserInDB){
            throw new UnauthorizedOperationException(UPDATE_USER_ERROR_MESSAGE);
        }

        /*Update USER || ADMIN*/
        if (sameUser && sameOrLowerRole){
            repository.update(userToBeUpdated);
        }

        /*Promote user*/
        if(loggedUserIsAdmin && !sameUser && newUserRole == 3){
            repository.update(userToBeUpdated);
        }

        Optional<Phone> existingPhone = phoneService.getByUserId(userId);

        /*Admin can add or change its phone*/
        if (phoneFromUser.isPresent() && sameUser && loggedUserIsAdmin && newUserRole == 3){
            Phone phoneToBe = new Phone();
            phoneToBe.setPhone(phoneFromUser.get());
            phoneToBe.setUser(userId);
            if (existingPhone.isPresent()){
                phoneService.update(phoneToBe);
                if (phoneFromUser.get().equals(existingPhone.get().getPhone())){
                    throw new DuplicateEntityException("Phone", "phoneNumber", phoneFromUser.get());
                }
            }
            else{
                phoneService.create(phoneToBe);
            }
        }

        /*Admin can demote and phone should be deleted*/
        if (sameUser && loggedUserIsAdmin && newUserRole ==1 && existingPhone.isPresent()){
            phoneService.delete(existingPhone.get());
        }
    }