private function getCountryCode()
    {
        $posted = $this->appRequest->getPostValue();
        if (isset($posted['customer'][ABlock::TMPL_FLDGRP][ABlock::TMPL_FIELD_COUNTRY_CODE])) {
            $result = $posted['customer'][ABlock::TMPL_FLDGRP][ABlock::TMPL_FIELD_COUNTRY_CODE];
        } else {
            $result = $this->hlpRegistry->getCustomerCountry();
        }
        return $result;
    }