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

import mage.abilities.Ability;
import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.common.AsEntersBattlefieldAbility;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.effects.ContinuousEffectImpl;
import mage.abilities.effects.common.ChooseCreatureTypeEffect;
import mage.abilities.effects.common.counter.AddCountersSourceEffect;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.*;
import mage.counters.CounterType;
import mage.filter.FilterSpell;
import mage.filter.common.FilterCreaturePermanent;
import mage.filter.predicate.mageobject.SubtypePredicate;
import mage.filter.predicate.permanent.ControllerPredicate;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.permanent.Permanent;
import mage.game.stack.Spell;

import java.util.UUID;

/**
 *
 * @author Plopman
 */
public class DoorOfDestinies extends CardImpl {

    public DoorOfDestinies(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.ARTIFACT},"{4}");

        // As Door of Destinies enters the battlefield, choose a creature type.
        this.addAbility(new AsEntersBattlefieldAbility(new ChooseCreatureTypeEffect(Outcome.BoostCreature)));

        // Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies.
        this.addAbility(new AddCounterAbility());
        // Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies.
        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostCreatureEffectEffect()));
    }

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

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

class AddCounterAbility extends TriggeredAbilityImpl {

    public AddCounterAbility() {
        super(Zone.BATTLEFIELD, new AddCountersSourceEffect(CounterType.CHARGE.createInstance(1)), false);
    }

    public AddCounterAbility(final AddCounterAbility ability) {
        super(ability);
    }

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

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

    @Override
    public boolean checkTrigger(GameEvent event, Game game) {
        Permanent doorOfDestinies = game.getPermanent(getSourceId());
        if (doorOfDestinies != null) {
            String subtype = (String) game.getState().getValue(doorOfDestinies.getId() + "_type");
            if (subtype != null) {
                FilterSpell filter = new FilterSpell();
                filter.add(new ControllerPredicate(TargetController.YOU));
                filter.add(new SubtypePredicate(subtype));
                Spell spell = game.getStack().getSpell(event.getTargetId());
                if (spell != null && filter.match(spell, getSourceId(), getControllerId(), game)) {
                    return true;
                }
            }
        }
        return false;
    }

    @Override
    public String getRule() {
        return "Whenever you cast a spell of the chosen type, put a charge counter on {source}";
    }
}

class BoostCreatureEffectEffect extends ContinuousEffectImpl {

    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent();

    public BoostCreatureEffectEffect() {
        super(Duration.WhileOnBattlefield, Layer.PTChangingEffects_7, SubLayer.ModifyPT_7c, Outcome.BoostCreature);
        staticText = "Creatures you control of the chosen type get +1/+1 for each charge counter on {this}";
    }

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

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

    @Override
    public boolean apply(Game game, Ability source) {
        Permanent permanent = game.getPermanent(source.getSourceId());
        if (permanent != null) {
            String subtype = (String) game.getState().getValue(permanent.getId() + "_type");
            if (subtype != null) {
                for (Permanent perm : game.getBattlefield().getAllActivePermanents(filter, source.getControllerId(), game)) {
                    if (perm.hasSubtype(subtype, game)) {
                        int boost = permanent.getCounters(game).getCount(CounterType.CHARGE);
                        perm.addPower(boost);
                        perm.addToughness(boost);
                    }
                }
            }
        }
        return true;
    }

}