package mage.watchers.common;
import java.util.HashSet;
import java.util.Set;
import java.util.UUID;
import mage.constants.CardType;
import mage.constants.WatcherScope;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.permanent.Permanent;
import mage.watchers.Watcher;
/**
* @author BetaSteward_at_googlemail.com
* @author Loki
*/
public class LandfallWatcher extends Watcher {
final Set<UUID> playerPlayedLand = new HashSet<>();
public LandfallWatcher() {
super(LandfallWatcher.class.getSimpleName(), WatcherScope.GAME);
}
public LandfallWatcher(final LandfallWatcher watcher) {
super(watcher);
playerPlayedLand.addAll(watcher.playerPlayedLand);
}
@Override
public LandfallWatcher copy() {
return new LandfallWatcher(this);
}
@Override
public void watch(GameEvent event, Game game) {
if (event.getType() == GameEvent.EventType.ENTERS_THE_BATTLEFIELD) {
Permanent permanent = game.getPermanentOrLKIBattlefield(event.getTargetId());
if (permanent != null && permanent.isLand() && !playerPlayedLand.contains(event.getPlayerId())) {
playerPlayedLand.add(event.getPlayerId());
}
}
}
@Override
public void reset() {
playerPlayedLand.clear();
super.reset();
}
public boolean landPlayed(UUID playerId) {
return playerPlayedLand.contains(playerId);
}
}