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package mage.cards.c;

import mage.MageInt;
import mage.abilities.Ability;
import mage.abilities.common.AttacksTriggeredAbility;
import mage.abilities.effects.OneShotEffect;
import mage.abilities.effects.RequirementEffect;
import mage.abilities.effects.common.combat.MustBeBlockedByTargetSourceEffect;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.CardType;
import mage.constants.Outcome;
import mage.constants.SetTargetPointer;
import mage.filter.common.FilterControlledCreaturePermanent;
import mage.filter.predicate.Predicates;
import mage.filter.predicate.permanent.TappedPredicate;
import mage.game.Game;
import mage.players.Player;
import mage.target.Target;
import mage.target.common.TargetControlledCreaturePermanent;
import mage.target.targetpointer.FixedTarget;

import java.util.UUID;

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

    public CrashingBoars(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.CREATURE},"{3}{G}{G}");
        this.subtype.add("Boar");
        this.power = new MageInt(4);
        this.toughness = new MageInt(4);

        // Whenever Crashing Boars attacks, defending player chooses an untapped creature he or she controls. That creature block Crashing Boars this turn if able.
        this.addAbility(new AttacksTriggeredAbility(new CrashingBoarsEffect(), false, "", SetTargetPointer.PLAYER));
    }

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

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

class CrashingBoarsEffect extends OneShotEffect {
    
    private static final FilterControlledCreaturePermanent filter = new FilterControlledCreaturePermanent("untapped creature you control");
    static {
        filter.add(Predicates.not(new TappedPredicate()));
    }
    
    CrashingBoarsEffect() {
        super(Outcome.Benefit);
        this.staticText = "defending player chooses an untapped creature he or she controls. That creature blocks {this} this turn if able";
    }
    
    CrashingBoarsEffect(final CrashingBoarsEffect effect) {
        super(effect);
    }
    
    @Override
    public CrashingBoarsEffect copy() {
        return new CrashingBoarsEffect(this);
    }
    
    @Override
    public boolean apply(Game game, Ability source) {
        Player defendingPlayer = game.getPlayer(this.getTargetPointer().getFirst(game, source));
        if (defendingPlayer != null) {
            Target target = new TargetControlledCreaturePermanent(1, 1, filter, true);
            if (target.choose(Outcome.Neutral, defendingPlayer.getId(), source.getSourceId(), game)) {
                RequirementEffect effect = new MustBeBlockedByTargetSourceEffect();
                effect.setTargetPointer(new FixedTarget(target.getFirstTarget()));
                game.addEffect(effect, source);
            }
            return true;
        }
        return false;
    }
}