protected function saveAddress(UserAddress $address, $prefix = '')
{
$address->loadRequestData($this->request, $prefix);
$address->countryID->set($this->request->get($prefix . 'country'));
$address->stateName->set($this->request->get($prefix . 'state_text'));
if ($this->request->get($prefix . 'state_select')) {
$address->state->set(State::getStateByIDAndCountry($this->request->get($prefix . 'state_select'), $this->request->get($prefix . 'country')));
} else {
$address->state->set(null);
}
$address->save();
}