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AIAttackController: more helper logic for Exert.

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Looking for if Extert Trigger would target, if it can target anything
This commit is contained in:
Hanmac
2017-05-28 17:38:04 +00:00
parent 94332978fc
commit 0940ec14e5
1 changed files with 33 additions and 3 deletions
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36
forge-ai/src/main/java/forge/ai/AiAttackController.java
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@@ -28,6 +28,7 @@ import com.google.common.collect.Lists;
import forge.ai.ability.AnimateAi; import forge.ai.ability.AnimateAi;
import forge.card.CardTypeView; import forge.card.CardTypeView;
import forge.game.GameEntity; import forge.game.GameEntity;
import forge.game.ability.AbilityFactory;
import forge.game.ability.ApiType; import forge.game.ability.ApiType;
import forge.game.ability.effects.ProtectEffect; import forge.game.ability.effects.ProtectEffect;
import forge.game.card.*; import forge.game.card.*;
@@ -39,8 +40,8 @@ import forge.game.spellability.SpellAbility;
import forge.game.trigger.Trigger; import forge.game.trigger.Trigger;
import forge.game.trigger.TriggerType; import forge.game.trigger.TriggerType;
import forge.game.zone.ZoneType; import forge.game.zone.ZoneType;
import forge.util.collect.FCollectionView;
import forge.util.MyRandom; import forge.util.MyRandom;
import forge.util.collect.FCollectionView;
//doesHumanAttackAndWin() uses the global variable AllZone.getComputerPlayer() //doesHumanAttackAndWin() uses the global variable AllZone.getComputerPlayer()
@@ -1112,11 +1113,40 @@ public class AiAttackController {
for(Card c : attackers) { for(Card c : attackers) {
boolean shouldExert = false; boolean shouldExert = false;
if (c.hasKeyword("Vigilance")) { if (c.hasSVar("EndOfTurnLeavePlay")) {
// creature would leave the battlefield
// no pain in exerting it
shouldExert = true;
} else if (c.hasKeyword("Vigilance")) {
// Free exert - why not? // Free exert - why not?
shouldExert = true; shouldExert = true;
} }
else if (random.nextBoolean()) {
// if card has a Exert Trigger which would target,
// but there are no creatures it can target, no need to exert with
// it
boolean missTarget = false;
for (Trigger t : c.getTriggers()) {
if (!TriggerType.Exerted.equals(t.getMode())) {
continue;
}
SpellAbility sa = t.getOverridingAbility();
if (sa == null) {
sa = AbilityFactory.getAbility(c, t.getParam("Execute"));
}
if (sa.usesTargeting()) {
if (CardUtil.getValidCardsToTarget(sa.getTargetRestrictions(), sa).isEmpty()) {
missTarget = true;
break;
}
}
}
if (missTarget) {
continue;
}
if (random.nextBoolean()) {
// TODO Improve when the AI wants to use Exert powers // TODO Improve when the AI wants to use Exert powers
shouldExert = true; shouldExert = true;
} }