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 *        conditions and the following disclaimer.
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 *        of conditions and the following disclaimer in the documentation and/or other materials
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package mage.abilities.effects.common;

import mage.constants.Outcome;
import mage.abilities.Ability;
import mage.abilities.dynamicvalue.DynamicValue;
import mage.abilities.dynamicvalue.common.StaticValue;
import mage.abilities.effects.OneShotEffect;
import mage.cards.Card;
import mage.constants.Zone;
import mage.game.Game;
import mage.players.Player;
import mage.util.CardUtil;


/**
 * @author LevelX2
 */

public class PutTopCardOfTargetPlayerLibraryIntoGraveEffect extends OneShotEffect<PutTopCardOfTargetPlayerLibraryIntoGraveEffect> {

    private DynamicValue numberCards;

    public PutTopCardOfTargetPlayerLibraryIntoGraveEffect(int numberCards) {
        this(new StaticValue(numberCards));
    }
    public PutTopCardOfTargetPlayerLibraryIntoGraveEffect(DynamicValue numberCards) {
        super(Outcome.Discard);
        this.numberCards = numberCards;
        this.staticText = setText();
    }

    public PutTopCardOfTargetPlayerLibraryIntoGraveEffect(final PutTopCardOfTargetPlayerLibraryIntoGraveEffect effect) {
        super(effect);
        this.numberCards = effect.numberCards;
    }

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

    @Override
    public boolean apply(Game game, Ability source) {
        Player player = game.getPlayer(targetPointer.getFirst(game, source));
        if (player != null) {
            int cardsCount = Math.min(numberCards.calculate(game, source), player.getLibrary().size());
            for (int i = 0; i < cardsCount; i++) {
                Card card = player.getLibrary().removeFromTop(game);
                if (card != null) {
                    card.moveToZone(Zone.GRAVEYARD, source.getId(), game, true);
                }
            }
            return true;
        }
        return false;
    }

    private String setText() {
        StringBuilder sb = new StringBuilder("Target player puts the top ");
        if (numberCards.toString().equals("1")) {
            sb.append(" card");
        } else {
            sb.append(CardUtil.numberToText(numberCards.toString()));
            sb.append(" cards");
        }
        sb.append(" of his or her library into his or her graveyard");
        return sb.toString();
    }
}