protected double getOrderDiscountsAmount(final AbstractOrderModel source) {
double discounts = 0.0d;
final List<DiscountValue> discountList =
source.getGlobalDiscountValues(); // discounts on the cart itself
if (discountList != null && !discountList.isEmpty()) {
for (final DiscountValue discount : discountList) {
final double value = discount.getAppliedValue();
if (value > 0.0d) {
discounts += value;
}
}
}
return discounts;
}
