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* Added Recover ability (closes #1119).

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LevelX2 2015-07-20 17:08:04 +02:00
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Mage/src/mage/abilities/keyword/RecoverAbility.java Normal file
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/*
* 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:
*
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* 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
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*/
package mage.abilities.keyword;
import mage.abilities.Ability;
import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.costs.Cost;
import mage.abilities.costs.mana.ManaCost;
import mage.abilities.effects.OneShotEffect;
import mage.abilities.effects.common.ExileSourceEffect;
import mage.abilities.effects.common.ReturnToHandSourceEffect;
import mage.cards.Card;
import mage.constants.CardType;
import mage.constants.Outcome;
import mage.constants.Zone;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.ZoneChangeEvent;
import mage.players.Player;
/**
* 702.58a Recover is a triggered ability that functions only while the card
* with recover is in a player’s graveyard. “Recover [cost]” means “When a
* creature is put into your graveyard from the battlefield, you may pay [cost].
* If you do, return this card from your graveyard to your hand. Otherwise,
* exile this card.”
*
* @author LevelX2
*/
public class RecoverAbility extends TriggeredAbilityImpl {
public RecoverAbility(Cost cost, Card card) {
super(Zone.GRAVEYARD, new RecoverEffect(cost, card.getCardType().contains(CardType.CREATURE)), false);
}
public RecoverAbility(final RecoverAbility ability) {
super(ability);
}
@Override
public RecoverAbility copy() {
return new RecoverAbility(this);
}
@Override
public boolean checkEventType(GameEvent event, Game game) {
return event.getType() == GameEvent.EventType.ZONE_CHANGE;
}
@Override
public boolean checkTrigger(GameEvent event, Game game) {
ZoneChangeEvent zEvent = (ZoneChangeEvent) event;
if (zEvent.getFromZone().equals(Zone.BATTLEFIELD) && zEvent.getToZone().equals(Zone.GRAVEYARD)) {
if (zEvent.getTarget().getOwnerId().equals(getControllerId())
&& !zEvent.getTarget().getId().equals(getSourceId())) {
return true;
}
}
return false;
}
@Override
public String getRule() {
return super.getRule();
}
}
class RecoverEffect extends OneShotEffect {
protected Cost cost;
public RecoverEffect(Cost cost, boolean creature) {
super(Outcome.ReturnToHand);
this.cost = cost;
this.staticText = setText(cost, creature);
}
public RecoverEffect(final RecoverEffect effect) {
super(effect);
this.cost = effect.cost;
}
@Override
public RecoverEffect copy() {
return new RecoverEffect(this);
}
@Override
public boolean apply(Game game, Ability source) {
Player controller = game.getPlayer(source.getControllerId());
Card sourceCard = game.getCard(source.getSourceId());
if (controller != null && sourceCard != null
&& game.getState().getZone(source.getSourceId()).equals(Zone.GRAVEYARD)) {
if (controller.chooseUse(Outcome.Damage, "Pay " + cost.getText() + " to recover " + sourceCard.getLogName() + "? (Otherwise the card will be exiled)", source, game)) {
cost.clearPaid();
if (cost.pay(source, game, source.getSourceId(), controller.getId(), false)) {
return new ReturnToHandSourceEffect().apply(game, source);
}
}
return new ExileSourceEffect().apply(game, source);
}
return false;
}
private String setText(Cost cost, boolean creature) {
StringBuilder sb = new StringBuilder();
sb.append("Recover");
if (cost instanceof ManaCost) {
sb.append(" ").append(cost.getText()).append(" ");
} else {
sb.append("—").append(cost.getText()).append(". ");
}
sb.append("<i>(When ").append(creature ? "another" : "a").append(" creature is put into your graveyard from the battlefield, you may pay ");
sb.append(cost.getText());
sb.append(". If you do, return this card from your graveyard to your hand. Otherwise, exile this card.)</i>");
return sb.toString();
}
}