@Override
public boolean apply(Permanent input, Game game) {
for (CombatGroup combatGroup : game.getCombat().getGroups()) {
if (combatGroup.getBlockers().contains(input.getId())
&& combatGroup.getAttackers().contains(attackerId)) {
return true;
}
}
return false;
}
@Override
public boolean checkTrigger(GameEvent event, Game game) {
if (event.getType() == GameEvent.EventType.DECLARED_BLOCKERS) {
for (CombatGroup combatGroup : game.getCombat().getGroups()) {
if (!combatGroup.getBlockers().isEmpty()) {
return true;
}
}
}
return false;
}
@Override
public void selectBlockers(Game game, UUID defendingPlayerId) {
int numGroups = game.getCombat().getGroups().size();
if (numGroups == 0) return;
List<Permanent> blockers = getAvailableBlockers(game);
for (Permanent blocker : blockers) {
int check = rnd.nextInt(numGroups + 1);
if (check < numGroups) {
CombatGroup group = game.getCombat().getGroups().get(check);
if (group.getAttackers().size() > 0)
this.declareBlocker(blocker.getId(), group.getAttackers().get(0), game);
}
}
actionCount++;
}
public String getValue(boolean useHidden) {
StringBuilder sb = new StringBuilder(1024);
sb.append(turnNum)
.append(turn.getPhaseType())
.append(turn.getStepType())
.append(activePlayerId)
.append(priorityPlayerId);
for (Player player : players.values()) {
sb.append("player").append(player.getLife()).append("hand");
if (useHidden) {
sb.append(player.getHand());
} else {
sb.append(player.getHand().size());
}
sb.append("library")
.append(player.getLibrary().size())
.append("graveyard")
.append(player.getGraveyard());
}
sb.append("permanents");
for (Permanent permanent : battlefield.getAllPermanents()) {
sb.append(permanent.getValue());
}
sb.append("spells");
for (StackObject spell : stack) {
sb.append(spell.getControllerId()).append(spell.getName());
}
for (ExileZone zone : exile.getExileZones()) {
sb.append("exile").append(zone.getName()).append(zone);
}
sb.append("combat");
for (CombatGroup group : combat.getGroups()) {
sb.append(group.getDefenderId()).append(group.getAttackers()).append(group.getBlockers());
}
return sb.toString();
}
public static CombatSimulator load(Game game) {
CombatSimulator simCombat = new CombatSimulator();
for (CombatGroup group : game.getCombat().getGroups()) {
simCombat.groups.add(
new CombatGroupSimulator(
group.getDefenderId(), group.getAttackers(), group.getBlockers(), game));
}
for (UUID defenderId : game.getCombat().getDefenders()) {
simCombat.defenders.add(defenderId);
Player player = game.getPlayer(defenderId);
if (player != null) {
simCombat.playersLife.put(defenderId, player.getLife());
} else {
Permanent permanent = game.getPermanent(defenderId);
simCombat.planeswalkerLoyalty.put(
defenderId, permanent.getCounters(game).getCount(CounterType.LOYALTY));
}
}
return simCombat;
}
@Override
public boolean apply(Game game, Ability source) {
Player controller = game.getPlayer(source.getControllerId());
if (controller != null) {
Set<UUID> toSacrifice = new HashSet<UUID>();
if (controller.flipCoin(game)) {
// each blocking creature is sacrificed by its controller
for (CombatGroup combatGroup : game.getCombat().getGroups()) {
for (UUID blockerId : combatGroup.getBlockers()) {
toSacrifice.add(blockerId);
}
}
} else {
// each blocked creature is sacrificed by its controller
for (CombatGroup combatGroup : game.getCombat().getGroups()) {
if (!combatGroup.getBlockers().isEmpty()) {
for (UUID attackerId : combatGroup.getAttackers()) {
toSacrifice.add(attackerId);
}
}
}
}
for (UUID creatureId : toSacrifice) {
Permanent creature = game.getPermanent(creatureId);
if (creature != null) {
creature.sacrifice(source.getSourceId(), game);
Player player = game.getPlayer(creature.getControllerId());
if (player != null) {
game.informPlayers(
new StringBuilder(player.getName())
.append(" sacrifices ")
.append(creature.getName())
.toString());
}
}
}
return true;
}
return false;
}
@Override
public boolean canBeBlockedCheckAfter(Permanent attacker, Ability source, Game game) {
for (CombatGroup combatGroup : game.getCombat().getGroups()) {
if (combatGroup.getAttackers().contains(source.getSourceId())) {
for (UUID blockerId : combatGroup.getBlockers()) {
Permanent blockingCreature = game.getPermanent(blockerId);
if (blockingCreature != null) {
for (Permanent permanent :
game.getBattlefield()
.getAllActivePermanents(
new FilterCreaturePermanent(), blockingCreature.getControllerId(), game)) {
if (!combatGroup.getBlockers().contains(permanent.getId())) {
// not all creatures block Tromokratis
return false;
}
}
}
}
}
}
return true;
}
protected int simulateBlockers(
Game game,
SimulationNode2 node,
UUID defenderId,
int depth,
int alpha,
int beta,
boolean counter) {
if (ALLOW_INTERRUPT && Thread.interrupted()) {
Thread.currentThread().interrupt();
logger.debug("interrupted");
return GameStateEvaluator2.evaluate(playerId, game);
}
Integer val = null;
SimulationNode2 bestNode = null;
// check if defender is being attacked
if (game.getCombat().isAttacked(defenderId, game)) {
SimulatedPlayer2 defender = (SimulatedPlayer2) game.getPlayer(defenderId);
if (logger.isDebugEnabled()) {
logger.debug(
defender.getName() + "'s possible blockers: " + defender.getAvailableBlockers(game));
}
List<Combat> combats = defender.addBlockers(game);
for (Combat engagement : combats) {
if (alpha >= beta) {
logger.debug("Sim blockers -- pruning blockers");
break;
}
Game sim = game.copy();
for (CombatGroup group : engagement.getGroups()) {
if (group.getAttackers().size() > 0) {
UUID attackerId = group.getAttackers().get(0);
for (UUID blockerId : group.getBlockers()) {
sim.getPlayer(defenderId).declareBlocker(defenderId, blockerId, attackerId, sim);
}
}
}
sim.fireEvent(
GameEvent.getEvent(GameEvent.EventType.DECLARED_BLOCKERS, defenderId, defenderId));
SimulationNode2 newNode = new SimulationNode2(node, sim, depth, defenderId);
if (logger.isDebugEnabled()) {
logger.debug("Sim block for player:" + game.getPlayer(defenderId).getName());
}
sim.checkStateAndTriggered();
while (!sim.getStack().isEmpty()) {
sim.getStack().resolve(sim);
logger.debug("Sim blockers: resolving triggered abilities");
sim.applyEffects();
}
sim.fireEvent(
GameEvent.getEvent(
GameEvent.EventType.DECLARE_BLOCKERS_STEP_POST,
sim.getActivePlayerId(),
sim.getActivePlayerId()));
Combat simCombat = sim.getCombat().copy();
finishCombat(sim);
if (sim.gameOver(null)) {
val = GameStateEvaluator2.evaluate(playerId, sim);
} else if (!counter) {
val = simulatePostCombatMain(sim, newNode, depth - 1, alpha, beta);
} else {
val = GameStateEvaluator2.evaluate(playerId, sim);
}
if (!defenderId.equals(playerId)) {
if (val < beta) {
beta = val;
bestNode = newNode;
bestNode.setScore(val);
bestNode.setCombat(simCombat);
}
} else {
if (val > alpha) {
alpha = val;
bestNode = newNode;
bestNode.setScore(val);
bestNode.setCombat(simCombat);
}
}
}
}
if (val == null) {
val = GameStateEvaluator2.evaluate(playerId, game);
}
if (bestNode != null) {
node.children.clear();
node.children.add(bestNode);
node.setScore(bestNode.getScore());
}
if (logger.isDebugEnabled()) {
logger.debug(
"Sim blockers: returning score: "
+ val
+ " depth:"
+ depth
+ " for player:"
+ game.getPlayer(node.getPlayerId()).getName());
}
return val;
}
protected int simulateAttackers(
Game game,
SimulationNode2 node,
UUID attackerId,
int depth,
int alpha,
int beta,
boolean counter) {
if (ALLOW_INTERRUPT && Thread.interrupted()) {
Thread.currentThread().interrupt();
logger.debug("interrupted");
return GameStateEvaluator2.evaluate(playerId, game);
}
Integer val = null;
SimulationNode2 bestNode = null;
SimulatedPlayer2 attacker = (SimulatedPlayer2) game.getPlayer(attackerId);
UUID defenderId = game.getOpponents(attackerId).iterator().next();
if (logger.isDebugEnabled()) {
logger.debug(
attacker.getName()
+ "'s possible attackers: "
+ attacker.getAvailableAttackers(defenderId, game));
}
for (Combat engagement : attacker.addAttackers(game)) {
if (logger.isDebugEnabled()) {
logger.debug(
"Sim Attackers: "
+ engagement.getAttackers()
+ ", blockers: "
+ engagement.getBlockers());
}
if (alpha >= beta) {
logger.debug("Sim Attackers -- pruning attackers");
break;
}
Game sim = game.copy();
for (CombatGroup group : engagement.getGroups()) {
for (UUID attackId : group.getAttackers()) {
sim.getPlayer(attackerId).declareAttacker(attackId, defenderId, sim, false);
}
}
sim.fireEvent(
GameEvent.getEvent(GameEvent.EventType.DECLARED_ATTACKERS, attackerId, attackerId));
SimulationNode2 newNode = new SimulationNode2(node, sim, depth, attackerId);
if (logger.isDebugEnabled()) {
logger.debug("Sim attack for player:" + game.getPlayer(attackerId).getName());
}
sim.checkStateAndTriggered();
while (!sim.getStack().isEmpty()) {
sim.getStack().resolve(sim);
logger.debug("Sim attack: resolving triggered abilities");
sim.applyEffects();
}
sim.fireEvent(
GameEvent.getEvent(
GameEvent.EventType.DECLARE_ATTACKERS_STEP_POST,
sim.getActivePlayerId(),
sim.getActivePlayerId()));
Combat simCombat = sim.getCombat().copy();
sim.getPhase().setStep(new DeclareBlockersStep());
val = simulateCombat(sim, newNode, depth - 1, alpha, beta, counter);
if (!attackerId.equals(playerId)) {
if (val < beta) {
beta = val;
bestNode = newNode;
bestNode.setScore(val);
if (newNode.getChildren().size() > 0) {
bestNode.setCombat(newNode.getChildren().get(0).getCombat());
}
}
} else {
if (val > alpha) {
alpha = val;
bestNode = newNode;
bestNode.setScore(val);
if (newNode.getChildren().size() > 0) {
bestNode.setCombat(newNode.getChildren().get(0).getCombat());
}
}
}
}
if (val == null) {
val = GameStateEvaluator2.evaluate(playerId, game);
}
if (bestNode != null) {
node.children.clear();
node.children.add(bestNode);
node.setScore(bestNode.getScore());
}
if (logger.isDebugEnabled()) {
logger.debug(
"Sim attackers: returning score: "
+ val
+ " depth:"
+ depth
+ " for player:"
+ game.getPlayer(node.getPlayerId()).getName());
}
return val;
}
public String getValue(boolean useHidden, Game game) {
StringBuilder sb = new StringBuilder(1024);
sb.append(turnNum)
.append(turn.getPhaseType())
.append(turn.getStepType())
.append(activePlayerId)
.append(priorityPlayerId);
for (Player player : players.values()) {
sb.append("player").append(player.isPassed()).append(player.getLife()).append("hand");
if (useHidden) {
sb.append(player.getHand());
} else {
sb.append(player.getHand().size());
}
sb.append("library").append(player.getLibrary().size());
sb.append("graveyard");
for (Card card : player.getGraveyard().getCards(game)) {
sb.append(card.getName());
}
}
sb.append("permanents");
List<String> perms = new ArrayList<String>();
for (Permanent permanent : battlefield.getAllPermanents()) {
perms.add(permanent.getValue());
}
Collections.sort(perms);
sb.append(perms);
sb.append("spells");
for (StackObject spell : stack) {
sb.append(spell.getControllerId()).append(spell.getName());
sb.append(spell.getStackAbility().toString());
for (Mode mode : spell.getStackAbility().getModes().values()) {
if (!mode.getTargets().isEmpty()) {
sb.append("targets");
for (Target target : mode.getTargets()) {
sb.append(target.getTargets());
}
}
if (!mode.getChoices().isEmpty()) {
sb.append("choices");
for (Choice choice : mode.getChoices()) {
sb.append(choice.getChoice());
}
}
}
}
for (ExileZone zone : exile.getExileZones()) {
sb.append("exile").append(zone.getName()).append(zone);
}
sb.append("combat");
for (CombatGroup group : combat.getGroups()) {
sb.append(group.getDefenderId()).append(group.getAttackers()).append(group.getBlockers());
}
return sb.toString();
}