// returns true if at least one bet, false otherwise
public boolean playRound() {
boolean atLeastOneBet = this.takeBetsAndDealInitialCards();
if (!atLeastOneBet) return false;
if (this.dealerHand.get(0).value() == Value.ACE) offerAndResolveInsurance();
if (HandUtilities.blackjack(this.dealerHand)) {
// share dealer's hole card that is now visible)
for (BlackjackObserver observer : this.observers) observer.faceUpCard(this.dealerHand.get(1));
for (Seat seat : this.seats) {
if (seat.hands.size() > 0) {
CardsAndBet hand = seat.hands.get(0);
if (HandUtilities.blackjack(hand.cards())) hand.setResult(Result.PUSH);
else hand.setResult(Result.DEALER_WIN);
}
}
} else {
for (int seatIndex = 0; seatIndex < seats.size(); seatIndex++) this.playSeat(seatIndex);
// share dealer's hole card that is now visible)
for (BlackjackObserver observer : this.observers) observer.faceUpCard(this.dealerHand.get(1));
boolean unresolvedBet = false;
for (int seatIndex = 0; seatIndex < this.seats.size() && !unresolvedBet; seatIndex++) {
Seat seat = this.seats.get(seatIndex);
for (CardsAndBet hand : seat.hands) {
if (!hand.isDone()) unresolvedBet = true;
}
}
if (unresolvedBet) {
while (HandUtilities.value(this.dealerHand) < DEALER_MAX)
this.dealerHand.add(dealFaceUpCard());
this.compareHandsToDealerHand();
}
}
List<Card> discards = new ArrayList<>();
for (int seatIndex = 0; seatIndex < this.seats.size(); seatIndex++) {
for (CardsAndBet hand : this.seats.get(seatIndex).hands) {
for (BlackjackObserver observer : this.observers)
observer.result(
seatIndex,
hand.bet(),
new LinkedList<Card>(hand.cards()),
new LinkedList<Card>(this.dealerHand),
hand.result());
if (hand.result() != Result.SOURCE_OF_SPLIT) discards.addAll(hand.cards());
}
}
discards.addAll(this.dealerHand);
this.cardSource.discard(discards);
if (this.cardSource.justShuffled())
for (BlackjackObserver observer : observers) observer.shuffle();
this.settleBets();
for (Seat seat : this.seats) seat.hands.clear();
this.dealerHand.clear();
return true;
}
