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 *        conditions and the following disclaimer.
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package mage.sets.worldwake;

import java.util.UUID;
import mage.Constants.CardType;
import mage.Constants.Duration;
import mage.Constants.Outcome;
import mage.Constants.Rarity;
import mage.Constants.Zone;
import mage.abilities.Ability;
import mage.abilities.SpellAbility;
import mage.abilities.common.SimpleActivatedAbility;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.costs.common.TapSourceCost;
import mage.abilities.costs.mana.ManaCostsImpl;
import mage.abilities.effects.CostModificationEffectImpl;
import mage.abilities.effects.common.search.SearchLibraryRevealPutInHandEffect;
import mage.cards.Card;
import mage.cards.CardImpl;
import mage.filter.common.FilterCreatureCard;
import mage.game.Game;
import mage.target.common.TargetCardInLibrary;

/**
 * TODO: Implement this better.
 *
 * @author maurer.it_at_gmail.com
 */
public class EyeOfUgin extends CardImpl<EyeOfUgin> {

	private static final FilterCreatureCard filter;

	static {
		filter = new FilterCreatureCard();
		filter.setColorless(true);
		filter.setUseColorless(true);
	}

    public EyeOfUgin (UUID ownerId) {
        super(ownerId, 136, "Eye of Ugin", Rarity.MYTHIC, new CardType[]{CardType.LAND}, null);
        this.expansionSetCode = "WWK";
        this.supertype.add("Legendary");
        this.subtype.add("Land");

		this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new EyeOfUginCostReductionEffect()));
		Ability searchAbility = new SimpleActivatedAbility(Zone.BATTLEFIELD, new SearchLibraryRevealPutInHandEffect(new TargetCardInLibrary(filter)), new TapSourceCost());
		searchAbility.addCost(new ManaCostsImpl("{7}"));
        this.addAbility(searchAbility);
    }

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

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

class EyeOfUginCostReductionEffect extends CostModificationEffectImpl<EyeOfUginCostReductionEffect> {

	private static final String effectText = "Colorless Eldrazi spells you cast cost {2} less to cast";

	EyeOfUginCostReductionEffect ( ) {
		super(Duration.WhileOnBattlefield, Outcome.Benefit);
		staticText = effectText;
	}

	EyeOfUginCostReductionEffect(EyeOfUginCostReductionEffect effect) {
		super(effect);
	}

	@Override
	public boolean apply(Game game, Ability source, Ability abilityToModify) {
		SpellAbility spellAbility = (SpellAbility)abilityToModify;
		int previousCost = spellAbility.getManaCostsToPay().convertedManaCost();
		int adjustedCost = 0;
		if ( (previousCost - 2) > 0 ) {
			adjustedCost = previousCost - 2;
		}
		spellAbility.getManaCostsToPay().load("{" + adjustedCost + "}");

		return true;
	}
	
	@Override
	public boolean applies(Ability abilityToModify, Ability source, Game game) {
		if ( abilityToModify instanceof SpellAbility ) {
			Card sourceCard = game.getCard(((SpellAbility)abilityToModify).getSourceId());
			if ( sourceCard != null && sourceCard.getSubtype().contains("Eldrazi") && sourceCard.getOwnerId().equals(source.getControllerId()) ) {
				return true;
			}
		}
		return false;
	}

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

}
