@Override
public PaymentDecision visit(CostSacrifice cost) {
if (cost.payCostFromSource()) {
return PaymentDecision.card(source);
}
if (cost.getAmount().equals("All")) {
/*List<Card> typeList = new ArrayList<Card>(activator.getCardsIn(ZoneType.Battlefield));
typeList = CardLists.getValidCards(typeList, cost.getType().split(";"), activator, source);
if (activator.hasKeyword("You can't sacrifice creatures to cast spells or activate abilities.")) {
typeList = CardLists.getNotType(typeList, "Creature");
}*/
// Does the AI want to use Sacrifice All?
return null;
}
Integer c = cost.convertAmount();
if (c == null) {
if (ability.getSVar(cost.getAmount()).equals("XChoice")) {
return null;
}
c = AbilityUtils.calculateAmount(source, cost.getAmount(), ability);
}
List<Card> list =
ComputerUtil.chooseSacrificeType(
player, cost.getType(), source, ability.getTargetCard(), c);
return PaymentDecision.card(list);
}
@Override
public PaymentDecision visit(CostUntapType cost) {
final String amount = cost.getAmount();
Integer c = cost.convertAmount();
if (c == null) {
final String sVar = ability.getSVar(amount);
if (sVar.equals("XChoice")) {
List<Card> typeList = player.getGame().getCardsIn(ZoneType.Battlefield);
typeList =
CardLists.getValidCards(
typeList, cost.getType().split(";"), player, ability.getHostCard());
if (!cost.canUntapSource) {
typeList.remove(source);
}
typeList = CardLists.filter(typeList, Presets.TAPPED);
c = typeList.size();
source.setSVar("ChosenX", "Number$" + Integer.toString(c));
} else {
c = AbilityUtils.calculateAmount(source, amount, ability);
}
}
List<Card> list =
ComputerUtil.chooseUntapType(player, cost.getType(), source, cost.canUntapSource, c);
if (list == null) {
System.out.println("Couldn't find a valid card to untap for: " + source.getName());
return null;
}
return PaymentDecision.card(list);
}
@Override
public PaymentDecision visit(CostTapType cost) {
final String amount = cost.getAmount();
Integer c = cost.convertAmount();
if (c == null) {
final String sVar = ability.getSVar(amount);
if (sVar.equals("XChoice")) {
List<Card> typeList =
CardLists.getValidCards(
player.getCardsIn(ZoneType.Battlefield),
cost.getType().split(";"),
ability.getActivatingPlayer(),
ability.getHostCard());
typeList = CardLists.filter(typeList, Presets.UNTAPPED);
c = typeList.size();
source.setSVar("ChosenX", "Number$" + Integer.toString(c));
} else {
c = AbilityUtils.calculateAmount(source, amount, ability);
}
}
if (cost.getType().contains("sharesCreatureTypeWith")
|| cost.getType().contains("withTotalPowerGE")) {
return null;
}
List<Card> totap =
ComputerUtil.chooseTapType(player, cost.getType(), source, !cost.canTapSource, c);
if (totap == null) {
System.out.println("Couldn't find a valid card to tap for: " + source.getName());
return null;
}
return PaymentDecision.card(totap);
}
@Override
public PaymentDecision visit(CostExile cost) {
if (cost.payCostFromSource()) {
return PaymentDecision.card(source);
}
if (cost.getType().equals("All")) {
return PaymentDecision.card(player.getCardsIn(cost.getFrom()));
} else if (cost.getType().contains("FromTopGrave")) {
return null;
}
Integer c = cost.convertAmount();
if (c == null) {
final String sVar = ability.getSVar(cost.getAmount());
// Generalize cost
if (sVar.equals("XChoice")) {
return null;
}
c = AbilityUtils.calculateAmount(source, cost.getAmount(), ability);
}
if (cost.getFrom().equals(ZoneType.Library)) {
return PaymentDecision.card(player.getCardsIn(ZoneType.Library, c));
} else if (cost.sameZone) {
// TODO Determine exile from same zone for AI
return null;
} else {
List<Card> chosen =
ComputerUtil.chooseExileFrom(
player, cost.getFrom(), cost.getType(), source, ability.getTargetCard(), c);
return null == chosen ? null : PaymentDecision.card(chosen);
}
}
@Override
public PaymentDecision visit(CostReturn cost) {
if (cost.payCostFromSource()) return PaymentDecision.card(source);
Integer c = cost.convertAmount();
if (c == null) {
c = AbilityUtils.calculateAmount(source, cost.getAmount(), ability);
}
List<Card> res =
ComputerUtil.chooseReturnType(player, cost.getType(), source, ability.getTargetCard(), c);
return res.isEmpty() ? null : PaymentDecision.card(res);
}
@Override
public PaymentDecision visit(CostPutCardToLib cost) {
Integer c = cost.convertAmount();
final Game game = player.getGame();
List<Card> chosen = new ArrayList<Card>();
List<Card> list;
if (cost.isSameZone()) {
list = new ArrayList<Card>(game.getCardsIn(cost.getFrom()));
} else {
list = new ArrayList<Card>(player.getCardsIn(cost.getFrom()));
}
if (c == null) {
final String sVar = ability.getSVar(cost.getAmount());
// Generalize cost
if (sVar.equals("XChoice")) {
return null;
}
c = AbilityUtils.calculateAmount(source, cost.getAmount(), ability);
}
list = CardLists.getValidCards(list, cost.getType().split(";"), player, source);
if (cost.isSameZone()) {
// Jotun Grunt
// TODO: improve AI
final List<Player> players = game.getPlayers();
for (Player p : players) {
List<Card> enoughType = CardLists.filter(list, CardPredicates.isOwner(p));
if (enoughType.size() >= c) {
chosen.addAll(enoughType);
break;
}
}
chosen = chosen.subList(0, c);
} else {
chosen =
ComputerUtil.choosePutToLibraryFrom(
player, cost.getFrom(), cost.getType(), source, ability.getTargetCard(), c);
}
return chosen.isEmpty() ? null : PaymentDecision.card(chosen);
}
@Override
public PaymentDecision visit(CostRemoveAnyCounter cost) {
final String amount = cost.getAmount();
final int c = AbilityUtils.calculateAmount(source, amount, ability);
final String type = cost.getType();
List<Card> typeList =
CardLists.getValidCards(
player.getCardsIn(ZoneType.Battlefield), type.split(";"), player, source);
List<Card> hperms =
CardLists.filter(
typeList,
new Predicate<Card>() {
@Override
public boolean apply(final Card crd) {
for (final CounterType c1 : CounterType.values()) {
if (crd.getCounters(c1) >= c && ComputerUtil.isNegativeCounter(c1, crd)) {
return true;
}
}
return false;
}
});
if (hperms.isEmpty()) return null;
PaymentDecision result = PaymentDecision.card(hperms);
Card valid = hperms.get(0);
for (CounterType c1 : valid.getCounters().keySet()) {
if (valid.getCounters(c1) >= c && ComputerUtil.isNegativeCounter(c1, valid)) {
result.ct = c1;
break;
}
}
// Only find cards with enough negative counters
// TODO: add ai for Chisei, Heart of Oceans
return result;
}