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package mage.watchers.common;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.UUID;
import mage.constants.WatcherScope;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.permanent.Permanent;
import mage.watchers.Watcher;
/**
*
* @author LevelX2
*/
public class PermanentsEnteredBattlefieldWatcher extends Watcher {
private final HashMap<UUID, List<Permanent>> enteringBattlefield = new HashMap<>();
private final HashMap<UUID, List<Permanent>> enteringBattlefieldLastTurn = new HashMap<>();
public PermanentsEnteredBattlefieldWatcher() {
super(PermanentsEnteredBattlefieldWatcher.class.getSimpleName(), WatcherScope.GAME);
}
public PermanentsEnteredBattlefieldWatcher(final PermanentsEnteredBattlefieldWatcher watcher) {
super(watcher);
this.enteringBattlefield.putAll(watcher.enteringBattlefield);
this.enteringBattlefieldLastTurn.putAll(watcher.enteringBattlefieldLastTurn);
}
@Override
public PermanentsEnteredBattlefieldWatcher copy() {
return new PermanentsEnteredBattlefieldWatcher(this);
}
@Override
public void watch(GameEvent event, Game game) {
if (event.getType() == GameEvent.EventType.ENTERS_THE_BATTLEFIELD) {
Permanent perm = game.getPermanentEntering(event.getTargetId());
if (perm == null) {
perm = game.getPermanent(event.getTargetId());
}
if (perm != null) {
List<Permanent> permanents;
if (!enteringBattlefield.containsKey(perm.getControllerId())) {
permanents = new ArrayList<>();
enteringBattlefield.put(perm.getControllerId(), permanents);
} else {
permanents = enteringBattlefield.get(perm.getControllerId());
}
permanents.add(perm.copy()); // copy needed because attributes like color could be changed later
}
}
}
@Override
public void reset() {
super.reset();
enteringBattlefieldLastTurn.clear();
enteringBattlefieldLastTurn.putAll(enteringBattlefield);
enteringBattlefield.clear();
}
public List<Permanent> getThisTurnEnteringPermanents(UUID playerId) {
return enteringBattlefield.get(playerId);
}
public boolean AnotherCreatureEnteredBattlefieldUnderPlayersControlLastTurn(Permanent sourcePermanent, Game game) {
if (enteringBattlefieldLastTurn.containsKey(sourcePermanent.getControllerId())) {
for (Permanent permanent : enteringBattlefieldLastTurn.get(sourcePermanent.getControllerId())) {
if (!permanent.getId().equals(sourcePermanent.getId())
//|| permanent.getZoneChangeCounter(game) == sourcePermanent.getZoneChangeCounter(game) why is this needed?
&& permanent.isCreature()) {
return true;
}
}
}
return false;
}
}