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- Implemented basic AI for looter effects

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excessum
2015-10-14 12:59:04 +00:00
parent ac7cc30120
commit 2f7ebf615b
1 changed files with 32 additions and 0 deletions
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32
forge-ai/src/main/java/forge/ai/ability/DrawAi.java
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@@ -21,6 +21,7 @@ package forge.ai.ability;
import forge.ai.*;
import forge.game.Game;
import forge.game.ability.AbilityUtils;
import forge.game.ability.ApiType;
import forge.game.card.Card;
import forge.game.cost.Cost;
import forge.game.cost.CostDiscard;
@@ -125,9 +126,40 @@ public class DrawAi extends SpellAbilityAi {
return false;
}
if (!canLoot(ai, sa)) {
return false;
}
return true;
}
/**
* Check if looter (draw + discard) effects are worthwhile
*/
private boolean canLoot(Player ai, SpellAbility sa) {
final AbilitySub sub = sa.getSubAbility();
if (sub != null && sub.getApi() == ApiType.Discard) {
int numHand = ai.getCardsIn(ZoneType.Hand).size();
if (sa.getHostCard().isSpell()) {
numHand--; // remember to count looter card if it is a spell
}
int numDraw = 1;
if (sa.hasParam("NumCards")) {
numDraw = AbilityUtils.calculateAmount(sa.getHostCard(), sa.getParam("NumCards"), sa);
}
int numDiscard = 1;
if (sub.hasParam("NumCards")) {
numDiscard = AbilityUtils.calculateAmount(sa.getHostCard(), sub.getParam("NumCards"), sub);
}
if (numHand == 0 && numDraw == numDiscard) {
return false; // no looting since everything is dumped
}
if (numHand + numDraw < numDiscard) {
return false; // net loss of cards
}
}
return true;
}
private boolean targetAI(final Player ai, final SpellAbility sa, final boolean mandatory) {
final TargetRestrictions tgt = sa.getTargetRestrictions();
final Card source = sa.getHostCard();