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package mage.cards.a;

import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.effects.Effect;
import mage.abilities.effects.common.DamageTargetEffect;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.CardType;
import mage.constants.Zone;
import mage.filter.common.FilterCreaturePermanent;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.permanent.Permanent;
import mage.target.targetpointer.FixedTarget;

import java.util.UUID;

/**
 *
 * @author Quercitron
 */
public class AetherFlash extends CardImpl {

    public AetherFlash(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{2}{R}{R}");


        // Whenever a creature enters the battlefield, Aether Flash deals 2 damage to it.
        this.addAbility(new AetherFlashTriggeredAbility());
    }

    public AetherFlash(final AetherFlash card) {
        super(card);
    }

    @Override
    public AetherFlash copy() {
        return new AetherFlash(this);
    }
}

class AetherFlashTriggeredAbility extends TriggeredAbilityImpl {

    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent();

    public AetherFlashTriggeredAbility() {
        super(Zone.BATTLEFIELD, new DamageTargetEffect(2), false);
    }

    public AetherFlashTriggeredAbility(AetherFlashTriggeredAbility ability) {
        super(ability);
    }

    @Override
    public boolean checkEventType(GameEvent event, Game game) {
        return event.getType() == EventType.ENTERS_THE_BATTLEFIELD;
    }

    @Override
    public boolean checkTrigger(GameEvent event, Game game) {
        UUID targetId = event.getTargetId();
        Permanent permanent = game.getPermanent(targetId);
        if (filter.match(permanent, getSourceId(), getControllerId(), game)) {
            if (getTargets().isEmpty()) {
                for (Effect effect : this.getEffects()) {
                    effect.setTargetPointer(new FixedTarget(targetId));
                }
            }
            return true;
        }
        return false;
    }

    @Override
    public String getRule() {
        return "Whenever a creature enters the battlefield, Aether Flash deals 2 damage to it";
    }

    @Override
    public AetherFlashTriggeredAbility copy() {
        return new AetherFlashTriggeredAbility(this);
    }
}