Package mage.sets.timespiral

Source Code of mage.sets.timespiral.LocketOfYesterdaysCostReductionEffect

/*
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package mage.sets.timespiral;

import java.util.UUID;

import mage.constants.*;
import mage.MageObject;
import mage.abilities.Ability;
import mage.abilities.SpellAbility;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.effects.common.cost.CostModificationEffectImpl;
import mage.abilities.keyword.FlashbackAbility;
import mage.abilities.keyword.RetraceAbility;
import mage.cards.Card;
import mage.cards.CardImpl;
import mage.game.Game;
import mage.util.CardUtil;

/**
*
* @author LevelX2
*/
public class LocketOfYesterdays extends CardImpl {

    public LocketOfYesterdays(UUID ownerId) {
        super(ownerId, 258, "Locket of Yesterdays", Rarity.UNCOMMON, new CardType[]{CardType.ARTIFACT}, "{1}");
        this.expansionSetCode = "TSP";

        // Spells you cast cost {1} less to cast for each card with the same name as that spell in your graveyard.
        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new LocketOfYesterdaysCostReductionEffect()));
    }

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

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

class LocketOfYesterdaysCostReductionEffect extends CostModificationEffectImpl {

    LocketOfYesterdaysCostReductionEffect() {
        super(Duration.WhileOnBattlefield, Outcome.Benefit, CostModificationType.REDUCE_COST);
        staticText = "Spells you cast cost {1} less to cast for each card with the same name as that spell in your graveyard";
    }

    LocketOfYesterdaysCostReductionEffect(LocketOfYesterdaysCostReductionEffect effect) {
        super(effect);
    }

    @Override
    public boolean apply(Game game, Ability source, Ability abilityToModify) {
        MageObject sourceObject = game.getObject(abilityToModify.getSourceId());
        if (sourceObject != null) {
            int amount = 0;
            for (UUID cardId :game.getPlayer(source.getControllerId()).getGraveyard()) {
                Card card = game.getCard(cardId);
                if (card != null && card.getName().equals(sourceObject.getName())) {
                    amount++;
                }
            }
            if (amount > 0) {
                SpellAbility spellAbility = (SpellAbility) abilityToModify;
                CardUtil.adjustCost(spellAbility, amount);
            }
            return true;
        }
        return false;
    }

    @Override
    public boolean applies(Ability abilityToModify, Ability source, Game game) {
        if (abilityToModify.getControllerId().equals(source.getControllerId()) &&
            (abilityToModify instanceof SpellAbility || abilityToModify instanceof FlashbackAbility || abilityToModify instanceof RetraceAbility)) {
                return true;
        }
        return false;
    }

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

}
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