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 *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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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.sets.iceage;

import java.util.Set;
import java.util.UUID;
import mage.ObjectColor;
import mage.abilities.Ability;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.condition.Condition;
import mage.abilities.decorator.ConditionalContinuousEffect;
import mage.abilities.effects.Effect;
import mage.abilities.effects.common.AttachEffect;
import mage.abilities.effects.common.combat.CantBeBlockedByCreaturesAttachedEffect;
import mage.abilities.effects.common.continuous.BoostEnchantedEffect;
import mage.abilities.keyword.EnchantAbility;
import mage.cards.CardImpl;
import mage.constants.AttachmentType;
import mage.constants.CardType;
import mage.constants.Duration;
import mage.constants.Outcome;
import mage.constants.Rarity;
import mage.constants.Zone;
import mage.filter.FilterPermanent;
import mage.filter.common.FilterCreaturePermanent;
import mage.filter.predicate.mageobject.ColorPredicate;
import mage.game.Game;
import mage.target.TargetPermanent;
import mage.target.common.TargetCreaturePermanent;

/**
 *
 * @author Zeplar1_at_googlemail.com
 */
public class BlueScarab extends CardImpl {
    
    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("blue creatures");
    
    static {
        filter.add(new ColorPredicate(ObjectColor.BLUE));
    }

    public BlueScarab(UUID ownerId) {
        super(ownerId, 233, "Blue Scarab", Rarity.UNCOMMON, new CardType[]{CardType.ENCHANTMENT}, "{W}");
        this.expansionSetCode = "ICE";
        this.subtype.add("Aura");

        // Enchant creature
        TargetPermanent auraTarget = new TargetCreaturePermanent();
        this.getSpellAbility().addTarget(auraTarget);
        this.getSpellAbility().addEffect(new AttachEffect(Outcome.BoostCreature));
        Ability ability = new EnchantAbility(auraTarget.getTargetName());
        this.addAbility(ability);
        // Enchanted creature can't be blocked by blue creatures.
        Effect effect = new CantBeBlockedByCreaturesAttachedEffect(Duration.WhileOnBattlefield, filter, AttachmentType.AURA);
        ability = new SimpleStaticAbility(Zone.BATTLEFIELD, effect);
        this.addAbility(ability);
               
        // Enchanted creature gets +2/+2 as long as an opponent controls a blue permanent.
        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, 
                new ConditionalContinuousEffect(new BoostEnchantedEffect(2, 2, Duration.WhileOnBattlefield),
                new BlueScarabCondition(), "Enchanted creature gets +2/+2 as long as an opponent controls a blue permanent")));
    }

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

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

class BlueScarabCondition implements Condition {

    @Override
    public boolean apply(Game game, Ability source) {
        boolean conditionApplies = false;
        FilterPermanent filter = new FilterPermanent();
        filter.add(new ColorPredicate(ObjectColor.BLUE));
        Set<UUID> opponents = game.getOpponents(source.getControllerId());
        for (UUID opponentId : opponents) {
            conditionApplies |= game.getBattlefield().countAll(filter, opponentId, game) > 0;
        }
        return conditionApplies;
    }
}