/**
* Checks if address belongs to particular zone member.
*
* @param AddressInterface $address
* @param ZoneMemberInterface $member
*
* @return Boolean
*
* @throws \InvalidArgumentException
*/
protected function addressBelongsToZoneMember(AddressInterface $address, ZoneMemberInterface $member)
{
$type = $member->getBelongsTo()->getType();
switch ($type) {
case ZoneInterface::TYPE_PROVINCE:
return null !== $address->getProvince() && $address->getProvince() === $member->getProvince();
case ZoneInterface::TYPE_COUNTRY:
return null !== $address->getCountry() && $address->getCountry() === $member->getCountry();
case ZoneInterface::TYPE_ZONE:
return $this->addressBelongsToZone($address, $member->getZone());
default:
throw new \InvalidArgumentException(sprintf('Unexpected zone type "%s".', $type));
}
}