/*
* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of BetaSteward_at_googlemail.com.
*/
package mage.abilities.effects.common.combat;
import mage.abilities.Ability;
import mage.abilities.effects.ContinuousEffectImpl;
import mage.constants.Duration;
import mage.constants.Layer;
import mage.constants.Outcome;
import mage.constants.SubLayer;
import mage.filter.FilterPermanent;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.util.CardUtil;
/**
*
* @author emerald000
*/
public class CanBlockAdditionalCreatureAllEffect extends ContinuousEffectImpl {
protected int amount;
protected FilterPermanent filter;
public CanBlockAdditionalCreatureAllEffect(int amount, FilterPermanent filter, Duration duration) {
super(duration, Outcome.Benefit);
this.amount = amount;
this.filter = filter;
staticText = setText();
}
public CanBlockAdditionalCreatureAllEffect(final CanBlockAdditionalCreatureAllEffect effect) {
super(effect);
this.amount = effect.amount;
this.filter = effect.filter;
}
@Override
public CanBlockAdditionalCreatureAllEffect copy() {
return new CanBlockAdditionalCreatureAllEffect(this);
}
@Override
public boolean apply(Layer layer, SubLayer sublayer, Ability source, Game game) {
for (Permanent permanent : game.getBattlefield().getActivePermanents(filter, source.getControllerId(), source.getSourceId(), game)) {
if (permanent != null) {
// maxBlocks = 0 equals to "can block any number of creatures"
if (amount > 0) {
permanent.setMaxBlocks(permanent.getMaxBlocks() + amount);
}
else {
permanent.setMaxBlocks(0);
}
}
}
return true;
}
@Override
public boolean apply(Game game, Ability source) {
return false;
}
private String setText() {
StringBuilder sb = new StringBuilder(filter.getMessage());
sb.append(" can block ");
switch(amount) {
case 0:
sb.append("any number of creatures");
break;
default:
sb.append(CardUtil.numberToText(amount, "an")).append(" additional creature").append(amount > 1 ? "s" : "");
}
return sb.toString();
}
@Override
public boolean hasLayer(Layer layer) {
return layer == Layer.RulesEffects;
}
}