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 *        of conditions and the following disclaimer in the documentation and/or other materials
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package mage.cards.u;

import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.effects.ReplacementEffectImpl;
import mage.abilities.effects.common.FightTargetsEffect;
import mage.abilities.keyword.DevoidAbility;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.CardType;
import mage.constants.Duration;
import mage.constants.Outcome;
import mage.constants.TargetController;
import mage.constants.Zone;
import mage.filter.common.FilterCreaturePermanent;
import mage.filter.predicate.permanent.ControllerPredicate;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.events.ZoneChangeEvent;
import mage.game.permanent.Permanent;
import mage.players.Player;
import mage.target.common.TargetControlledCreaturePermanent;
import mage.target.common.TargetCreaturePermanent;
import mage.target.targetpointer.FixedTarget;

/**
 *
 * @author LevelX2
 */
public class UnnaturalAggression extends CardImpl {

    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature an opponent controls");

    static {
        filter.add(new ControllerPredicate(TargetController.OPPONENT));
    }

    public UnnaturalAggression(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.INSTANT},"{2}{G}");

        // Devoid
        Ability ability = new DevoidAbility(this.color);
        ability.setRuleAtTheTop(true);
        this.addAbility(ability);
        // Target creature you control fights target creature an opponent controls.
        this.getSpellAbility().addEffect(new FightTargetsEffect());
        this.getSpellAbility().addTarget(new TargetControlledCreaturePermanent());
        this.getSpellAbility().addTarget(new TargetCreaturePermanent(filter));
        // If the creature an opponent controls would die this turn, exile it instead.
        this.getSpellAbility().addEffect(new DealtDamageToOpponentsCreatureDiesEffect(Duration.EndOfTurn));
    }

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

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

class DealtDamageToOpponentsCreatureDiesEffect extends ReplacementEffectImpl {

    public DealtDamageToOpponentsCreatureDiesEffect(Duration duration) {
        super(Duration.EndOfTurn, Outcome.Exile);
        staticText = "If the creature an opponent controls would die this turn, exile it instead";
    }

    public DealtDamageToOpponentsCreatureDiesEffect(final DealtDamageToOpponentsCreatureDiesEffect effect) {
        super(effect);
    }

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

    @Override
    public boolean apply(Game game, Ability source) {
        return true;
    }

    @Override
    public void init(Ability source, Game game) {
        super.init(source, game);
        Permanent opponentCreature = game.getPermanent(source.getTargets().get(1).getFirstTarget());
        if (opponentCreature != null) {
            this.setTargetPointer(new FixedTarget(opponentCreature, game));
        } else {
            discard();
        }
    }

    @Override
    public boolean replaceEvent(GameEvent event, Ability source, Game game) {
        Permanent permanent = ((ZoneChangeEvent) event).getTarget();
        Player controller = game.getPlayer(source.getControllerId());
        if (controller != null && permanent != null) {
            return controller.moveCards(permanent, Zone.EXILED, source, game);
        }
        return false;
    }

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

    @Override
    public boolean applies(GameEvent event, Ability source, Game game) {
        ZoneChangeEvent zce = (ZoneChangeEvent) event;
        return zce.isDiesEvent() && zce.getTargetId().equals(getTargetPointer().getFirst(game, source));
    }

}