@Override
@SuppressWarnings("unchecked")
public boolean applyAllFulfillmentGroupOffers(List<PromotableCandidateFulfillmentGroupOffer> qualifiedFGOffers, PromotableOrder order) {
Map<FulfillmentGroupOfferPotential, List<PromotableCandidateFulfillmentGroupOffer>> offerMap = new HashMap<FulfillmentGroupOfferPotential, List<PromotableCandidateFulfillmentGroupOffer>>();
for (PromotableCandidateFulfillmentGroupOffer candidate : qualifiedFGOffers) {
FulfillmentGroupOfferPotential potential = new FulfillmentGroupOfferPotential();
potential.setOffer(candidate.getOffer());
if (offerMap.get(potential) == null) {
offerMap.put(potential, new ArrayList<PromotableCandidateFulfillmentGroupOffer>());
}
offerMap.get(potential).add(candidate);
}
List<FulfillmentGroupOfferPotential> potentials = new ArrayList<FulfillmentGroupOfferPotential>();
for (FulfillmentGroupOfferPotential potential : offerMap.keySet()) {
List<PromotableCandidateFulfillmentGroupOffer> fgOffers = offerMap.get(potential);
Collections.sort(fgOffers, new ReverseComparator(new BeanComparator("discountedAmount", new NullComparator())));
Collections.sort(fgOffers, new BeanComparator("priority", new NullComparator()));
if (potential.getOffer().isLimitedUsePerOrder() && fgOffers.size() > potential.getOffer().getMaxUsesPerOrder()) {
for (int j = potential.getOffer().getMaxUsesPerOrder(); j < fgOffers.size(); j++) {
fgOffers.remove(j);
}
}
for (PromotableCandidateFulfillmentGroupOffer candidate : fgOffers) {
if (potential.getTotalSavings().getAmount().equals(BankersRounding.zeroAmount())) {
BroadleafCurrency currency = order.getOrderCurrency();
if (currency != null) {
potential.setTotalSavings(new Money(BigDecimal.ZERO, currency.getCurrencyCode()));
} else {
potential.setTotalSavings(new Money(BigDecimal.ZERO));
}
}
Money priceBeforeAdjustments = candidate.getFulfillmentGroup().calculatePriceWithoutAdjustments();
Money discountedPrice = candidate.getDiscountedPrice();
potential.setTotalSavings(potential.getTotalSavings().add(priceBeforeAdjustments.subtract(discountedPrice)));
potential.setPriority(candidate.getOffer().getPriority());
}
potentials.add(potential);
}
// Sort fg potentials by priority and discount
Collections.sort(potentials, new BeanComparator("totalSavings", Collections.reverseOrder()));
Collections.sort(potentials, new BeanComparator("priority"));
potentials = removeTrailingNotCombinableFulfillmentGroupOffers(potentials);
boolean fgOfferApplied = false;
for (FulfillmentGroupOfferPotential potential : potentials) {
Offer offer = potential.getOffer();
boolean alreadyContainsTotalitarianOffer = order.isTotalitarianOfferApplied();
List<PromotableCandidateFulfillmentGroupOffer> candidates = offerMap.get(potential);
for (PromotableCandidateFulfillmentGroupOffer candidate : candidates) {
applyFulfillmentGroupOffer(candidate.getFulfillmentGroup(), candidate);