Package mage.abilities.keyword

Source Code of mage.abilities.keyword.AuraSwapAbility

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package mage.abilities.keyword;

import mage.abilities.Ability;
import mage.abilities.ActivatedAbilityImpl;
import mage.abilities.costs.mana.ManaCost;
import mage.abilities.effects.OneShotEffect;
import mage.cards.Card;
import mage.constants.Outcome;
import mage.constants.Zone;
import mage.filter.FilterCard;
import mage.filter.predicate.mageobject.SubtypePredicate;
import mage.filter.predicate.other.AuraCardCanAttachToPermanentId;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.players.Player;
import mage.target.common.TargetCardInHand;

/**
*
* @author Mael
*/
public class AuraSwapAbility extends ActivatedAbilityImpl {
   
    public AuraSwapAbility(ManaCost manaCost) {
        super(Zone.BATTLEFIELD, new AuraSwapEffect(), manaCost);
       
    }
   
    public AuraSwapAbility(final AuraSwapAbility ability) {
        super(ability);
    }
   
    @Override
    public AuraSwapAbility copy() {
        return new AuraSwapAbility(this);
    }
   
    @Override
    public String getRule() {
        return new StringBuilder("Aura swap ").append(getManaCostsToPay().getText()).append(" <i>(")
                .append(getManaCostsToPay().getText())
                .append(": Exchange this Aura with an Aura card in your hand.)</i>").toString();
    }
}

class AuraSwapEffect extends OneShotEffect {
   
    private static final FilterCard filter = new FilterCard();
   
    static {
        filter.add(new SubtypePredicate("Aura"));
    }
   
    AuraSwapEffect() {
        super(Outcome.PutCardInPlay);
        this.staticText = "Exchange this Aura with an Aura card in your hand.";
    }
   
    AuraSwapEffect(final AuraSwapEffect effect) {
        super(effect);
    }
   
    @Override
    public AuraSwapEffect copy() {
        return new AuraSwapEffect(this);
    }
   
    @Override
    public boolean apply(Game game, Ability source) {
        Player player = game.getPlayer(source.getControllerId());
        if (player != null) {
            Permanent auraPermanent = game.getPermanent(source.getSourceId());
            if (auraPermanent != null && auraPermanent.getSubtype().contains("Aura") && auraPermanent.getOwnerId().equals(source.getControllerId())) {
                Permanent enchantedPermanent = game.getPermanent(auraPermanent.getAttachedTo());
                filter.add(new AuraCardCanAttachToPermanentId(enchantedPermanent.getId()));
                TargetCardInHand target = new TargetCardInHand(0, 1, filter);
                if (player.choose(Outcome.PutCardInPlay, target, source.getSourceId(), game)) {
                    Card auraInHand = game.getCard(target.getFirstTarget());
                    if (auraInHand != null) {
                        player.putOntoBattlefieldWithInfo(auraInHand, game, Zone.HAND, source.getSourceId());
                        enchantedPermanent.addAttachment(auraInHand.getId(), game);
                        player.moveCardToHandWithInfo(auraPermanent, source.getSourceId(), game, Zone.BATTLEFIELD);
                        return true;
                    }
                }
            }
        }
        return false;
    }
}
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