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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.cards.g;

import mage.abilities.Ability;
import mage.abilities.common.BeginningOfUpkeepTriggeredAbility;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.condition.common.HellbentCondition;
import mage.abilities.costs.mana.ManaCostsImpl;
import mage.abilities.decorator.ConditionalContinuousRuleModifyingEffect;
import mage.abilities.effects.ContinuousRuleModifyingEffectImpl;
import mage.abilities.effects.Effect;
import mage.abilities.effects.common.LoseLifeTargetEffect;
import mage.abilities.effects.common.discard.DiscardTargetEffect;
import mage.abilities.keyword.MadnessAbility;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.*;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;

import java.util.UUID;

/**
 *
 * @author emerald000
 */
public class GibberingDescent extends CardImpl {

    public GibberingDescent(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{4}{B}{B}");


        // At the beginning of each player's upkeep, that player loses 1 life and discards a card.
        Effect effect = new LoseLifeTargetEffect(1);
        effect.setText("that player loses 1 life");
        Ability ability = new BeginningOfUpkeepTriggeredAbility(Zone.BATTLEFIELD, effect, TargetController.ANY, false, true);
        effect = new DiscardTargetEffect(1);
        effect.setText("and discards a card");
        ability.addEffect(effect);
        this.addAbility(ability);
        
        // Hellbent - Skip your upkeep step if you have no cards in hand.
        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new ConditionalContinuousRuleModifyingEffect(
                new GibberingDescentSkipUpkeepEffect(),
                HellbentCondition.instance)));
        
        // Madness {2}{B}{B}
        this.addAbility(new MadnessAbility(this, new ManaCostsImpl<>("{2}{B}{B}")));
    }

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

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

class GibberingDescentSkipUpkeepEffect extends ContinuousRuleModifyingEffectImpl {

    GibberingDescentSkipUpkeepEffect() {
        super(Duration.WhileOnBattlefield, Outcome.Neutral);
        this.staticText = "Hellbent - Skip your upkeep step if you have no cards in hand";
    }

    GibberingDescentSkipUpkeepEffect(final GibberingDescentSkipUpkeepEffect effect) {
        super(effect);
    }

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

    @Override
    public boolean checksEventType(GameEvent event, Game game) {
        return event.getType() == EventType.UPKEEP_STEP;
    }
    
    @Override
    public boolean applies(GameEvent event, Ability source, Game game) {
        return event.getPlayerId().equals(source.getControllerId());
    }
}