foul-magics/Mage/src/mage/target/common/TargetCardInYourGraveyard.java

/*
 *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
 * 
 *  Redistribution and use in source and binary forms, with or without modification, are
 *  permitted provided that the following conditions are met:
 * 
 *     1. Redistributions of source code must retain the above copyright notice, this list of
 *        conditions and the following disclaimer.
 * 
 *     2. Redistributions in binary form must reproduce the above copyright notice, this list
 *        of conditions and the following disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 * 
 *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
 *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 *  The views and conclusions contained in the software and documentation are those of the
 *  authors and should not be interpreted as representing official policies, either expressed
 *  or implied, of BetaSteward_at_googlemail.com.
 */

package mage.target.common;

import java.util.HashSet;
import java.util.Set;
import java.util.UUID;
import mage.constants.Zone;
import mage.abilities.Ability;
import mage.cards.Card;
import mage.cards.Cards;
import mage.filter.FilterCard;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.players.Player;
import mage.target.TargetCard;

/**
 *
 * @author BetaSteward_at_googlemail.com
 */
public class TargetCardInYourGraveyard extends TargetCard {

    public TargetCardInYourGraveyard() {
        this(1, 1, new FilterCard("card from your graveyard"));
    }

    public TargetCardInYourGraveyard(FilterCard filter) {
        this(1, 1, filter);
    }

    public TargetCardInYourGraveyard(int numTargets, FilterCard filter) {
        this(numTargets, numTargets, filter);
    }

    public TargetCardInYourGraveyard(int minNumTargets, int maxNumTargets, FilterCard filter) {
        super(minNumTargets, maxNumTargets, Zone.GRAVEYARD, filter);
        this.targetName = filter.getMessage();
    }

    public TargetCardInYourGraveyard(final TargetCardInYourGraveyard target) {
        super(target);
    }

    @Override
    public boolean canTarget(UUID id, Ability source, Game game) {
        Card card = game.getCard(id);
        if (card != null && game.getState().getZone(card.getId()) == Zone.GRAVEYARD) {
            if (game.getPlayer(source.getControllerId()).getGraveyard().contains(id)) {
                return filter.match(card, source.getSourceId(), source.getControllerId(), game);
            }
        }
        return false;
    }

    @Override
    public boolean canTarget(UUID id, UUID playerId, Ability ability, Game game) {
        Card card = game.getCard(id);
        if (card != null && game.getState().getZone(card.getId()) == Zone.GRAVEYARD) {
            if (game.getPlayer(playerId).getGraveyard().contains(id)) {
                return filter.match(card, game);
            }
        }
        return false;
    }

    @Override
    public Set<UUID> possibleTargets(UUID sourceId, UUID sourceControllerId, Game game) {
        Set<UUID> possibleTargets = new HashSet<>();
        Player player = game.getPlayer(sourceControllerId);
        for (Card card : player.getGraveyard().getCards(filter, game)) {
            if (sourceId == null || isNotTarget() || !game.replaceEvent(GameEvent.getEvent(GameEvent.EventType.TARGET, card.getId(), sourceId, sourceControllerId))) {
                possibleTargets.add(card.getId());
            }
        }
        return possibleTargets;
    }

    @Override
    public Set<UUID> possibleTargets(UUID sourceControllerId, Cards cards, Game game) {
        Set<UUID> possibleTargets = new HashSet<>();
        Player player = game.getPlayer(sourceControllerId);
        for (Card card: cards.getCards(filter, game)) {
            if (player.getGraveyard().getCards(game).contains(card)) {
                possibleTargets.add(card.getId());
            }
        }
        return possibleTargets;
    }
    /**
     * Checks if there are enough {@link Card} that can be selected.
     *
     * @param sourceControllerId - controller of the select event
     * @param game
     * @return - true if enough valid {@link Card} exist
     */
    @Override
    public boolean canChoose(UUID sourceControllerId, Game game) {
        if (game.getPlayer(sourceControllerId).getGraveyard().count(filter, game) >= this.minNumberOfTargets) {
            return true;
        }
        return false;
    }
    @Override
    public boolean canChoose(UUID sourceId, UUID sourceControllerId, Game game) {
        Player player = game.getPlayer(sourceControllerId);
        if (player != null) {
            if (this.minNumberOfTargets == 0) {
                return true;
            }
            int possibleTargets = 0;
            for (Card card : player.getGraveyard().getCards(filter, game)) {
                if (sourceId == null || isNotTarget() || !game.replaceEvent(GameEvent.getEvent(GameEvent.EventType.TARGET, card.getId(), sourceId, sourceControllerId))) {
                    possibleTargets++;
                    if (possibleTargets >= this.minNumberOfTargets) {
                        return true;
                    }
                }
            }
        }
        return false;
    }

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

}