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- Allow AI to use ChangeZone effects against a blocker before trying to bounce its own attacker. Ensure that the AI will use its removal on a blocker if it can save an attacker

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This commit is contained in:
excessum
2014-05-11 02:54:48 +00:00
parent ad907512bc
commit 6f555670c2
2 changed files with 52 additions and 2 deletions
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27
forge-ai/src/main/java/forge/ai/ComputerUtilCard.java
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@@ -901,11 +901,34 @@ public class ComputerUtilCard {
public static boolean useRemovalNow(final SpellAbility sa, final Card c, final int dmg, ZoneType destination) {
final Player ai = sa.getActivatingPlayer();
final Player opp = ai.getOpponent();
final PhaseHandler ph = ai.getGame().getPhaseHandler();
final Game game = ai.getGame();
final PhaseHandler ph = game.getPhaseHandler();
final int costRemoval = sa.getHostCard().getCMC();
final int costTarget = c.getCMC();
//interrupt 1:remove blocker to save my attacker
if (ph.is(PhaseType.COMBAT_DECLARE_BLOCKERS)) {
Combat currCombat = game.getCombat();
if (currCombat != null && currCombat.getAllBlockers().contains(c)) {
for (Card attacker : currCombat.getAttackersBlockedBy(c)) {
List<Card> blockers = currCombat.getBlockers(attacker);
ComputerUtilCard.sortByEvaluateCreature(blockers);
Combat combat = new Combat(ai);
combat.addAttacker(attacker, opp);
for (Card blocker : blockers) {
if (blocker == c) {
continue;
}
combat.addBlocker(attacker, blocker);
}
if (!ComputerUtilCombat.attackerWouldBeDestroyed(ai, attacker, combat)) {
return true;
}
}
}
}
//burn and curse spells
float valueBurn = 0;
if (dmg > 0) {
@@ -956,7 +979,7 @@ public class ComputerUtilCard {
valueTempo *= 2; //prefer to cast at opponent EOT
}
//interrupt 1:opponent pumping target (only works if the pump target is the chosen best target to begin with)
//interrupt 2:opponent pumping target (only works if the pump target is the chosen best target to begin with)
final MagicStack stack = ai.getGame().getStack();
if (!stack.isEmpty()) {
final SpellAbility topStack = stack.peekAbility();

27
forge-ai/src/main/java/forge/ai/ability/ChangeZoneAi.java
View File

@@ -726,6 +726,33 @@ public class ChangeZoneAi extends SpellAbilityAi {
// Don't blink cards that will die.
aiPermanents = ComputerUtil.getSafeTargets(ai, sa, aiPermanents);
// Removal on blocker to save my creature
if (tgt.getMinTargets(sa.getHostCard(), sa) <= 1) {
if (game.getPhaseHandler().is(PhaseType.COMBAT_DECLARE_BLOCKERS)) {
Combat currCombat = game.getCombat();
for (Card attacker : currCombat.getAttackers()) {
if (ComputerUtilCombat.attackerWouldBeDestroyed(ai, attacker, currCombat) && !currCombat.getBlockers(attacker).isEmpty()) {
List<Card> blockers = currCombat.getBlockers(attacker);
ComputerUtilCard.sortByEvaluateCreature(blockers);
Combat combat = new Combat(ai);
combat.addAttacker(attacker, ai.getOpponent());
for (Card blocker : blockers) {
combat.addBlocker(attacker, blocker);
}
for (Card blocker : blockers) {
combat.removeFromCombat(blocker);
if (!ComputerUtilCombat.attackerWouldBeDestroyed(ai, attacker, combat) && sa.canTarget(blocker)) {
sa.getTargets().add(blocker);
return true;
} else {
combat.addBlocker(attacker, blocker);
}
}
}
}
}
}
// if it's blink or bounce, try to save my about to die stuff
if ((destination.equals(ZoneType.Hand) || (destination.equals(ZoneType.Exile)
&& (subApi == ApiType.DelayedTrigger || (subApi == ApiType.ChangeZone && subAffected.equals("Remembered")))))