public function updateRule(FreeShippingUpdateEvent $event)
{
$areaId = $event->getArea();
$freeShippingArea = FreeShippingQuery::create()->findOneByAreaId($areaId);
if (null === $freeShippingArea || $freeShippingArea->getAmount() !== $event->getAmount()) {
$id = $event->getRuleId();
if (null !== ($freeShipping = FreeShippingQuery::create()->findPk($id))) {
$freeShipping->setDispatcher($event->getDispatcher());
$freeShipping->setAreaId($event->getArea())->setAmount($event->getAmount())->save();
$event->setRule($freeShipping);
}
} else {
$area = AreaQuery::create()->findOneById($areaId);
throw new \Exception(sprintf("A free shipping rule already exists for the '%s' area", $area->getName()));
}
}
/**
* Creates the update event with the provided form data
*
* @param unknown $formData
*/
protected function getUpdateEvent($formData)
{
$freeShippingUpdateEvent = new FreeShippingUpdateEvent($formData['id']);
$freeShippingUpdateEvent->setArea($formData['area'])->setAmount($formData['amount']);
return $freeShippingUpdateEvent;
}
