/**
* @param null $forceDiscountType Forces a specific discount type
*
* @return Discount|null
* @throws Exception
*/
public function getDiscount()
{
if ($this->discount) {
return $this->discount;
}
require_once __DIR__ . '/../classes/Discount.php';
$shop = new ShopInfo($this->module_srl);
$cartValue = $this->getTotalBeforeDiscount(true);
$discountAmount = $shop->getShopDiscountAmount();
$discountBeforeVAT = $shop->getShopDiscountTaxPhase() == 'pre_taxes' ? true : false;
$discountMinAmount = $shop->getShopDiscountMinAmount();
$discountType = $shop->getShopDiscountType();
$vat = $shop->getVAT();
$currency = $shop->getCurrencySymbol();
if ($discountAmount && $discountType && $discountMinAmount <= $cartValue) {
if ($discountType == Discount::DISCOUNT_TYPE_FIXED_AMOUNT) {
$discount = new FixedAmountDiscount($cartValue, $discountAmount, $discountMinAmount, $vat, $discountBeforeVAT, $currency);
} elseif ($discountType == Discount::DISCOUNT_TYPE_PERCENTAGE) {
$discount = new PercentageDiscount($cartValue, $discountAmount, $discountMinAmount, $vat, $discountBeforeVAT, $currency);
} else {
throw new ShopException("Unknown discount type {$discountType}");
}
return $this->discount = $discount;
}
return null;
}
