Implemented Withering Wisps

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package mage.cards.w;
import java.util.UUID;
import mage.abilities.ActivatedAbilityImpl;
import mage.abilities.TriggeredAbility;
import mage.abilities.common.OnEventTriggeredAbility;
import mage.abilities.common.SimpleActivatedAbility;
import mage.abilities.condition.common.CreatureCountCondition;
import mage.abilities.costs.mana.ManaCostsImpl;
import mage.abilities.decorator.ConditionalTriggeredAbility;
import mage.abilities.effects.common.DamageEverythingEffect;
import mage.abilities.effects.common.SacrificeSourceEffect;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.CardType;
import mage.constants.SubType;
import mage.constants.TargetController;
import mage.constants.SuperType;
import mage.constants.Zone;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.filter.FilterPermanent;
import mage.filter.predicate.mageobject.SubtypePredicate;
import mage.filter.predicate.mageobject.SupertypePredicate;
import mage.filter.predicate.permanent.ControllerPredicate;
import mage.util.CardUtil;
/**
*
* @author L_J
*/
public class WitheringWisps extends CardImpl {
private static final String ruleText = "At the beginning of the end step, if no creatures are on the battlefield, sacrifice {this}.";
public WitheringWisps(UUID ownerId, CardSetInfo setInfo) {
super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{B}{B}");
// At the beginning of the end step, if no creatures are on the battlefield, sacrifice Withering Wisps.
TriggeredAbility triggered = new OnEventTriggeredAbility(GameEvent.EventType.END_TURN_STEP_PRE, "beginning of the end step", true, new SacrificeSourceEffect());
this.addAbility(new ConditionalTriggeredAbility(triggered, new CreatureCountCondition(0, TargetController.ANY), ruleText));
// {B}: Withering Wisps deals 1 damage to each creature and each player. Activate this ability no more times each turn than the number of snow Swamps you control.
this.addAbility(new WitheringWispsActivatedAbility());
}
public WitheringWisps(final WitheringWisps card) {
super(card);
}
@Override
public WitheringWisps copy() {
return new WitheringWisps(this);
}
}
class WitheringWispsActivatedAbility extends ActivatedAbilityImpl {
static class ActivationInfo {
public int turnNum;
public int activationCounter;
public ActivationInfo(int turnNum, int activationCounter) {
this.turnNum = turnNum;
this.activationCounter = activationCounter;
}
}
private static final FilterPermanent filter = new FilterPermanent("snow lands you control");
{
filter.add(new SupertypePredicate(SuperType.SNOW));
filter.add(new SubtypePredicate(SubType.SWAMP));
filter.add(new ControllerPredicate(TargetController.YOU));
}
private int maxActivationsPerTurn(Game game) {
return game.getBattlefield().getAllActivePermanents(filter, game).size();
}
public WitheringWispsActivatedAbility() {
super(Zone.BATTLEFIELD, new DamageEverythingEffect(1), new ManaCostsImpl("{B}"));
}
public WitheringWispsActivatedAbility(final WitheringWispsActivatedAbility ability) {
super(ability);
}
protected boolean hasMoreActivationsThisTurn(Game game) {
if (this.maxActivationsPerTurn(game) > 0) {
ActivationInfo activationInfo = getActivationInfo(game);
return activationInfo == null || activationInfo.turnNum != game.getTurnNum() || activationInfo.activationCounter < this.maxActivationsPerTurn(game);
}
return false;
}
private ActivationInfo getActivationInfo(Game game) {
Integer turnNum = (Integer) game.getState().getValue(CardUtil.getCardZoneString("activationsTurn" + originalId, sourceId, game));
Integer activationCount = (Integer) game.getState().getValue(CardUtil.getCardZoneString("activationsCount" + originalId, sourceId, game));
if (turnNum == null || activationCount == null) {
return null;
}
return new ActivationInfo(turnNum, activationCount);
}
@Override
public boolean resolve(Game game) {
return super.resolve(game);
}
@Override
public String getRule() {
StringBuilder sb = new StringBuilder(super.getRule()).append(" Activate this ability no more times each turn than the number of snow Swamps you control.");
return sb.toString();
}
@Override
public WitheringWispsActivatedAbility copy() {
return new WitheringWispsActivatedAbility(this);
}
}