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package mage.abilities.keyword;
import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.common.AttacksTriggeredAbility;
import mage.abilities.effects.RequirementEffect;
import mage.abilities.effects.common.UntapTargetEffect;
import mage.constants.Duration;
import mage.filter.common.FilterCreaturePermanent;
import mage.filter.predicate.permanent.ControllerIdPredicate;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.permanent.Permanent;
import mage.target.common.TargetCreaturePermanent;
/**
* 702.38. Provoke
* 702.38a Provoke is a triggered ability. “Provoke” means “Whenever this creature attacks, you may
* choose to have target creature defending player controls block this creature this combat
* if able. If you do, untap that creature.”
* 702.38b If a creature has multiple instances of provoke, each triggers separately.
*
* @author LevelX2
*
*/
public class ProvokeAbility extends AttacksTriggeredAbility {
public ProvokeAbility() {
super(new UntapTargetEffect(), true, "Provoke <i>(When this attacks, you may have target creature defending player controls untap and block it if able.)</i>");
this.addEffect(new ProvokeRequirementEffect());
}
public ProvokeAbility(final ProvokeAbility ability) {
super(ability);
this.text = ability.text;
}
@Override
public boolean checkTrigger(GameEvent event, Game game) {
if (super.checkTrigger(event, game)) {
FilterCreaturePermanent filter = new FilterCreaturePermanent("creature defending player controls");
UUID defendingPlayerId = game.getCombat().getDefendingPlayerId(sourceId, game);
filter.add(new ControllerIdPredicate(defendingPlayerId));
this.getTargets().clear();
TargetCreaturePermanent target = new TargetCreaturePermanent(filter);
this.addTarget(target);
return true;
}
return false;
}
@Override
public ProvokeAbility copy() {
return new ProvokeAbility(this);
}
}
class ProvokeRequirementEffect extends RequirementEffect {
public ProvokeRequirementEffect() {
this(Duration.EndOfTurn);
}
public ProvokeRequirementEffect(Duration duration) {
super(duration);
staticText = "and blocks {this} this turn if able";
}
public ProvokeRequirementEffect(final ProvokeRequirementEffect effect) {
super(effect);
}
@Override
public boolean applies(Permanent permanent, Ability source, Game game) {
return permanent.getId().equals(targetPointer.getFirst(game, source));
}
@Override
public boolean mustAttack(Game game) {
return false;
}
@Override
public boolean mustBlock(Game game) {
return true;
}
@Override
public UUID mustBlockAttacker(Ability source, Game game) {
return source.getSourceId();
}
@Override
public ProvokeRequirementEffect copy() {
return new ProvokeRequirementEffect(this);
}
}