ThisPutIntoGraveyardTrigger.java

package magic.model.trigger;

import magic.model.MagicCard;
import magic.model.MagicCardDefinition;
import magic.model.MagicCardList;
import magic.model.MagicGame;
import magic.model.MagicLocationType;
import magic.model.MagicPermanent;
import magic.model.MagicPlayer;
import magic.model.action.MoveCardAction;
import magic.model.action.ShuffleCardsIntoLibraryAction;
import magic.model.action.PlayCardAction;
import magic.model.action.RevealAction;
import magic.model.event.MagicEvent;

public abstract class ThisPutIntoGraveyardTrigger extends MagicTrigger<MoveCardAction> {
    public ThisPutIntoGraveyardTrigger(final int priority) {
        super(priority);
    }

    public ThisPutIntoGraveyardTrigger() {}

    @Override
    public MagicTriggerType getType() {
        return MagicTriggerType.WhenPutIntoGraveyard;
    }

    @Override
    public boolean accept(final MagicPermanent permanent, final MoveCardAction act) {
        return act.to(MagicLocationType.Graveyard);
    }

    @Override
    public void change(final MagicCardDefinition cdef) {
        cdef.addTrigger(this);
    }

    public static final ThisPutIntoGraveyardTrigger LibraryInsteadOfGraveyard = new ThisPutIntoGraveyardTrigger(MagicTrigger.REPLACEMENT) {
        @Override
        public MagicEvent executeTrigger(final MagicGame game, final MagicPermanent permanent, final MoveCardAction act) {
            game.doAction(new RevealAction(act.card));
            act.setToLocation(MagicLocationType.OwnersLibrary);
            return MagicEvent.NONE;
        }
    };

    public static final ThisPutIntoGraveyardTrigger OpponentDiscardOntoBattlefield = new ThisPutIntoGraveyardTrigger(MagicTrigger.REPLACEMENT) {
        @Override
        public MagicEvent executeTrigger(final MagicGame game, final MagicPermanent permanent, final MoveCardAction act) {
            final MagicCard card = act.card;
            if (card.isEnemy(game.getActiveSource()) &&
                act.from(MagicLocationType.OwnersHand) &&
                act.to(MagicLocationType.Graveyard)) {
                act.setToLocation(MagicLocationType.Battlefield);
                game.doAction(new PlayCardAction(card));
            }
            return MagicEvent.NONE;
        }
    };

    public static final ThisPutIntoGraveyardTrigger RecoverGraveyard = new ThisPutIntoGraveyardTrigger() {
        @Override
        public MagicEvent executeTrigger(final MagicGame game, final MagicPermanent permanent, final MoveCardAction act) {
            final MagicPlayer owner = act.card.getOwner();
            return new MagicEvent(
                //source may be permanent if on battlefield or card (exile, hand)
                permanent.isValid() ? permanent : act.card,
                owner,
                this,
                "PN shuffles his or her graveyard into his or her library."
            );
        }

        @Override
        public void executeEvent(final MagicGame game, final MagicEvent event) {
            final MagicPlayer player = event.getPlayer();
            final MagicCardList graveyard = new MagicCardList(player.getGraveyard());
            game.doAction(new ShuffleCardsIntoLibraryAction(graveyard, MagicLocationType.Graveyard));
        }
    };
}