foul-magics/Mage/src/main/java/mage/watchers/common/CastFromGraveyardWatcher.java

54 lines
1.6 KiB
Java

package mage.watchers.common;
import mage.constants.WatcherScope;
import mage.constants.Zone;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.stack.Spell;
import mage.watchers.Watcher;
import java.util.*;
/**
*
* @author LevelX2
*/
public class CastFromGraveyardWatcher extends Watcher {
// holds which spell with witch zone change counter was cast from graveyard
private final Map<UUID, Set<Integer>> spellsCastFromGraveyard = new HashMap<>();
public CastFromGraveyardWatcher() {
super(WatcherScope.GAME);
}
@Override
public void watch(GameEvent event, Game game) {
/**
* This does still not handle if a spell is cast from hand and comes to
* play from other zones during the same step. But at least the state is
* reset if the game comes to a new step
*/
if (event.getType() == GameEvent.EventType.SPELL_CAST && event.getZone() == Zone.GRAVEYARD) {
Spell spell = (Spell) game.getObject(event.getTargetId());
if (spell != null) {
Set<Integer> zcc = spellsCastFromGraveyard.computeIfAbsent(spell.getSourceId(), k -> new HashSet<>());
zcc.add(spell.getZoneChangeCounter(game));
}
}
}
public boolean spellWasCastFromGraveyard(UUID sourceId, int zcc) {
Set zccSet = spellsCastFromGraveyard.get(sourceId);
return zccSet != null && zccSet.contains(zcc);
}
@Override
public void reset() {
super.reset();
spellsCastFromGraveyard.clear();
}
}