/*
* 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.
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* 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
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*/
package mage.abilities.effects.common;
import java.util.UUID;
import mage.MageObject;
import mage.abilities.Ability;
import mage.abilities.Mode;
import mage.abilities.effects.ContinuousRuleModifiyingEffectImpl;
import mage.constants.Duration;
import mage.constants.Outcome;
import mage.constants.PhaseStep;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.permanent.Permanent;
/**
* @author BetaSteward_at_googlemail.com
*/
public class SkipNextUntapTargetEffect extends ContinuousRuleModifiyingEffectImpl {
private int validForTurnNum;
/**
* Attention: This effect won't work with targets controlled by different controllers
* If this is needed, the validForTurnNum has to be saved per controller.
*
*/
public SkipNextUntapTargetEffect() {
super(Duration.Custom, Outcome.Detriment, false, true);
}
public SkipNextUntapTargetEffect(String text) {
this();
this.staticText = text;
}
public SkipNextUntapTargetEffect(final SkipNextUntapTargetEffect effect) {
super(effect);
this.validForTurnNum = effect.validForTurnNum;
}
@Override
public SkipNextUntapTargetEffect copy() {
return new SkipNextUntapTargetEffect(this);
}
@Override
public boolean apply(Game game, Ability source) {
return false;
}
@Override
public String getInfoMessage(Ability source, GameEvent event, Game game) {
MageObject mageObject = game.getObject(source.getSourceId());
Permanent permanentToUntap = game.getPermanent((event.getTargetId()));
if (permanentToUntap != null && mageObject != null) {
return permanentToUntap.getLogName() + " doesn't untap (" + mageObject.getLogName() + ")";
}
return null;
}
@Override
public boolean applies(GameEvent event, Ability source, Game game) {
// the check for turn number is needed if multiple effects are added to prevent untap in next untap step of controller
// if we don't check for turn number, every untap step of a turn only one effect would be used instead of correctly only one time
// to skip the untap effect.
// Discard effect if related to previous turn
if (validForTurnNum > 0 && validForTurnNum < game.getTurnNum()) {
discard();
return false;
}
// remember the turn of the untap step the effect has to be applied
if (GameEvent.EventType.UNTAP_STEP.equals(event.getType())) {
UUID controllerId = null;
for(UUID targetId : getTargetPointer().getTargets(game, source)) {
Permanent permanent = game.getPermanent(targetId);
if (permanent != null) {
controllerId = permanent.getControllerId();
}
}
if (controllerId == null) { // no more targets on the battlefield, effect can be discarded
discard();
return false;
}
if (game.getActivePlayerId().equals(controllerId)) {
if (validForTurnNum == game.getTurnNum()) { // the turn has a second untap step but the effect is already related to the first untap step
discard();
return false;
}
validForTurnNum = game.getTurnNum();
}
}
if (game.getTurn().getStepType() == PhaseStep.UNTAP && event.getType() == EventType.UNTAP) {
if (targetPointer.getTargets(game, source).contains(event.getTargetId())) {
return true;
}
}
return false;
}
@Override
public String getText(Mode mode) {
if (staticText.length() > 0) {
return staticText + " doesn't untap during its controller's next untap step";
}
else {
return "Target " + mode.getTargets().get(0).getTargetName() + " doesn't untap during its controller's next untap step";
}
}
}