Example #1
0
 /**
  * Prepare sales rule's discount quantity
  *
  * @param \Magento\Framework\Model\AbstractModel $object
  * @return $this
  */
 public function _beforeSave(AbstractModel $object)
 {
     if (!$object->getDiscountQty()) {
         $object->setDiscountQty(new \Zend_Db_Expr('NULL'));
     }
     parent::_beforeSave($object);
     return $this;
 }