package mage.target.targetpointer;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import mage.abilities.Ability;
import mage.cards.Card;
import mage.game.Game;
public class FirstTargetPointer implements TargetPointer {
private Map<UUID, Integer> zoneChangeCounter = new HashMap<>();
public static FirstTargetPointer getInstance() {
return new FirstTargetPointer();
}
public FirstTargetPointer() {
}
public FirstTargetPointer(FirstTargetPointer firstTargetPointer) {
this.zoneChangeCounter = new HashMap<>();
for (Map.Entry<UUID, Integer> entry : firstTargetPointer.zoneChangeCounter.entrySet()) {
this.zoneChangeCounter.put(entry.getKey(), entry.getValue());
}
}
@Override
public void init(Game game, Ability source) {
if (source.getTargets().size() > 0) {
for (UUID target : source.getTargets().get(0).getTargets()) {
Card card = game.getCard(target);
if (card != null) {
this.zoneChangeCounter.put(target, card.getZoneChangeCounter());
}
}
}
}
@Override
public List<UUID> getTargets(Game game, Ability source) {
ArrayList<UUID> target = new ArrayList<>();
if (source.getTargets().size() > 0) {
for (UUID targetId : source.getTargets().get(0).getTargets()) {
Card card = game.getCard(targetId);
if (card != null && zoneChangeCounter.containsKey(targetId)
&& card.getZoneChangeCounter() != zoneChangeCounter.get(targetId)) {
continue;
}
target.add(targetId);
}
}
return target;
}
@Override
public UUID getFirst(Game game, Ability source) {
UUID targetId = source.getFirstTarget();
if (zoneChangeCounter.containsKey(targetId)) {
Card card = game.getCard(targetId);
if (card != null && zoneChangeCounter.containsKey(targetId)
&& card.getZoneChangeCounter() != zoneChangeCounter.get(targetId)) {
return null;
}
}
return targetId;
}
@Override
public TargetPointer copy() {
return new FirstTargetPointer(this);
}
}