foul-magics/Mage/src/main/java/mage/abilities/common/AttacksFirstTimeTriggeredAbility.java

64 lines
2 KiB
Java

package mage.abilities.common;
import mage.MageObjectReference;
import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.effects.Effect;
import mage.constants.Zone;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.permanent.Permanent;
import mage.watchers.common.AttackedThisTurnWatcher;
/**
*
* @author TheElk801
*/
public class AttacksFirstTimeTriggeredAbility extends TriggeredAbilityImpl {
public AttacksFirstTimeTriggeredAbility(Effect effect, boolean optional) {
super(Zone.BATTLEFIELD, effect, optional);
this.addWatcher(new AttackedThisTurnWatcher());
}
public AttacksFirstTimeTriggeredAbility(final AttacksFirstTimeTriggeredAbility ability) {
super(ability);
}
@Override
public boolean checkEventType(GameEvent event, Game game) {
return event.getType() == GameEvent.EventType.ATTACKER_DECLARED;
}
@Override
public boolean checkTrigger(GameEvent event, Game game) {
if (!event.getSourceId().equals(this.getSourceId())) {
return false;
}
AttackedThisTurnWatcher watcher = game.getState().getWatcher(AttackedThisTurnWatcher.class);
if (watcher == null) {
return false;
}
Permanent sourcePerm = game.getPermanentOrLKIBattlefield(event.getSourceId());
if (sourcePerm == null) {
return false;
}
for (MageObjectReference mor : watcher.getAttackedThisTurnCreaturesCounts().keySet()) {
if (mor.refersTo(sourcePerm, game)
&& watcher.getAttackedThisTurnCreaturesCounts().get(mor) > 1) {
return false;
}
}
return true;
}
@Override
public String getRule() {
return "Whenever {this} attacks for the first time each turn, " + super.getRule();
}
@Override
public AttacksFirstTimeTriggeredAbility copy() {
return new AttacksFirstTimeTriggeredAbility(this);
}
}