BarrenGlory.java example

Explorer
mage-master
/*
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package mage.cards.b;

import mage.constants.ComparisonType;
import mage.abilities.TriggeredAbility;
import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.condition.Condition;
import mage.abilities.condition.common.CardsInHandCondition;
import mage.abilities.decorator.ConditionalTriggeredAbility;
import mage.abilities.effects.common.WinGameSourceControllerEffect;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.CardType;
import mage.constants.Zone;
import mage.filter.FilterPermanent;
import mage.filter.predicate.permanent.AnotherPredicate;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;

import java.util.UUID;

/**
 * @author fireshoes
 */
public class BarrenGlory extends CardImpl {

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

        // At the beginning of your upkeep, if you control no permanents other than Barren Glory and have no cards in hand, you win the game.
        Condition condition = new CardsInHandCondition(ComparisonType.EQUAL_TO, 0);
        TriggeredAbility ability = new BarrenGloryTriggeredAbility();
        this.addAbility(new ConditionalTriggeredAbility(ability,
                condition,
                "At the beginning of your upkeep, if you control no permanents other than {this} and have no cards in hand, you win the game"));
    }

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

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

class BarrenGloryTriggeredAbility extends TriggeredAbilityImpl {

    private static final FilterPermanent filter = new FilterPermanent();

    static {
        filter.add(new AnotherPredicate());
    }

    BarrenGloryTriggeredAbility() {
        super(Zone.BATTLEFIELD, new WinGameSourceControllerEffect());
    }

    BarrenGloryTriggeredAbility(final BarrenGloryTriggeredAbility ability) {
        super(ability);
    }

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

    @Override
    public boolean checkEventType(GameEvent event, Game game) {
        return event.getType() == EventType.UPKEEP_STEP_PRE;
    }

    @Override
    public boolean checkTrigger(GameEvent event, Game game) {
        if (event.getPlayerId().equals(this.controllerId)) {
            if (game.getBattlefield().count(filter, this.getSourceId(), this.getControllerId(), game) == 0) {
                return true;
            }
        }
        return false;
    }

    @Override
    public String getRule() {
        return "At the beginning of your upkeep, if you control no permanents other than {this} and have no cards in hand, you win the game";
    }
}