/**
* Add discounts for shipping discount amount.
*
* Does not use the eb2ccore/discount helper as shipping discount
* data may not have been collected to be used by the helper - both
* use the same event so order between the two cannot be guarantted
* without introducing a hard dependency. In this case, however,
* discount data is simple enough to collect independently.
*
* @param ITaxDiscountContainer
* @return ITaxDiscountContainer
*/
protected function _addShippingDiscount(IDiscountContainer $discountContainer)
{
$shippingDiscountAmount = $this->_address->getShippingDiscountAmount();
if ($shippingDiscountAmount) {
$discounts = $discountContainer->getDiscounts();
$shippingDiscount = $discounts->getEmptyDiscount()->setAmount($shippingDiscountAmount);
$discounts[$shippingDiscount] = $shippingDiscount;
$discountContainer->setDiscounts($discounts);
}
return $discountContainer;
}
/**
* Transfer discount data from Mage_Sales_Model_Qoute_Addresses
* or Mage_Sales_Model_Quote_Items to TaxDutyFee\IDiscountContainer.
*
* @param Varien_Object
* @param ITaxDiscountContainer
* @return ITaxDiscountContainer
*/
public function transferTaxDiscounts(Varien_Object $salesObject, ITaxDiscountContainer $discountContainer)
{
/** @var ITaxDiscountIterable $discounts */
$discounts = $discountContainer->getDiscounts();
$data = $this->getDiscountsData($salesObject);
foreach ($data as $loneDiscountData) {
$discount = $this->_fillOutTaxDiscount($discounts->getEmptyDiscount(), $loneDiscountData);
$discounts[$discount] = $discount;
}
return $discountContainer->setDiscounts($discounts);
}
