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* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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package mage.abilities.keyword;
import mage.constants.CardType;
import mage.constants.Outcome;
import mage.constants.Zone;
import mage.abilities.Ability;
import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.effects.OneShotEffect;
import mage.cards.Card;
import mage.game.ExileZone;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.stack.Spell;
import mage.players.Player;
/**
*
* @author BetaSteward_at_googlemail.com
*/
public class CascadeAbility extends TriggeredAbilityImpl {
//20091005 - 702.82
private boolean withReminder;
private final static String reminderText = " <i>(When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)</i>";
public CascadeAbility() {
this(true);
}
public CascadeAbility(boolean withReminder) {
super(Zone.STACK, new CascadeEffect());
this.withReminder = withReminder;
}
public CascadeAbility(CascadeAbility ability) {
super(ability);
this.withReminder = ability.withReminder;
}
@Override
public boolean checkTrigger(GameEvent event, Game game) {
if (event.getType() == EventType.SPELL_CAST) {
Spell spell = game.getStack().getSpell(event.getTargetId());
if (spell != null && spell.getSourceId().equals(this.getSourceId())) {
return true;
}
}
return false;
}
@Override
public String getRule() {
StringBuilder sb = new StringBuilder("Cascade");
if (withReminder) {
sb.append(reminderText);
}
return sb.toString();
}
@Override
public CascadeAbility copy() {
return new CascadeAbility(this);
}
}
// !!! Changes to the cascade effect here have to be copied to the cascadeEffect of Maelstrom Nexus card eventually.
// There is a functional copy of this effect
class CascadeEffect extends OneShotEffect {
public CascadeEffect() {
super(Outcome.PutCardInPlay);
}
public CascadeEffect(CascadeEffect effect) {
super(effect);
}
@Override
public boolean apply(Game game, Ability source) {
Card card;
Player player = game.getPlayer(source.getControllerId());
if (player == null) {
return false;
}
ExileZone exile = game.getExile().createZone(source.getSourceId(), player.getName() + " Cascade");
int sourceCost = game.getCard(source.getSourceId()).getManaCost().convertedManaCost();
do {
card = player.getLibrary().getFromTop(game);
if (card == null) {
break;
}
player.moveCardToExileWithInfo(card, exile.getId(), exile.getName(), source.getSourceId(), game, Zone.LIBRARY);
} while (player.isInGame() && card.getCardType().contains(CardType.LAND) || card.getManaCost().convertedManaCost() >= sourceCost);
if (card != null) {
if (player.chooseUse(outcome, "Use cascade effect on " + card.getName() + "?", game)) {
if(player.cast(card.getSpellAbility(), game, true)){
exile.remove(card.getId());
}
}
}
while (exile.size() > 0) {
card = exile.getRandom(game);
exile.remove(card.getId());
player.moveCardToLibraryWithInfo(card, source.getSourceId(), game, Zone.EXILED, false, false);
}
return true;
}
@Override
public CascadeEffect copy() {
return new CascadeEffect(this);
}
}