Package mage.sets.alarareborn

Source Code of mage.sets.alarareborn.CascadeEffect

/*
*  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
*
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*  permitted provided that the following conditions are met:
*
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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.sets.alarareborn;

import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.effects.OneShotEffect;
import mage.cards.Card;
import mage.cards.CardImpl;
import mage.constants.CardType;
import mage.constants.Outcome;
import mage.constants.Rarity;
import mage.constants.WatcherScope;
import mage.constants.Zone;
import mage.game.ExileZone;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.stack.Spell;
import mage.players.Player;
import mage.target.targetpointer.FixedTarget;
import mage.watchers.Watcher;

/**
*
* @author jeffwadsworth
*/
public class MaelstromNexus extends CardImpl {

    public MaelstromNexus(UUID ownerId) {
        super(ownerId, 130, "Maelstrom Nexus", Rarity.MYTHIC, new CardType[]{CardType.ENCHANTMENT}, "{W}{U}{B}{R}{G}");
        this.expansionSetCode = "ARB";

        this.color.setRed(true);
        this.color.setBlue(true);
        this.color.setGreen(true);
        this.color.setBlack(true);
        this.color.setWhite(true);

        // The first spell you cast each turn has cascade.
        this.addAbility(new MaelstromNexusTriggeredAbility());
        this.addWatcher(new FirstSpellCastThisTurnWatcher());

    }

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

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

class MaelstromNexusTriggeredAbility extends TriggeredAbilityImpl {

    public MaelstromNexusTriggeredAbility() {
        super(Zone.BATTLEFIELD, new CascadeEffect());
    }

    public MaelstromNexusTriggeredAbility(MaelstromNexusTriggeredAbility ability) {
        super(ability);
    }

    @Override
    public boolean checkTrigger(GameEvent event, Game game) {
        if (event.getType() == GameEvent.EventType.SPELL_CAST) {
            Spell spell = game.getStack().getSpell(event.getTargetId());
            FirstSpellCastThisTurnWatcher watcher = (FirstSpellCastThisTurnWatcher) game.getState().getWatchers().get("FirstSpellCastThisTurn", this.getSourceId());
            if (spell != null
                    && watcher != null
                    && watcher.conditionMet()) {
                this.getEffects().get(0).setTargetPointer(new FixedTarget(spell.getSourceId()));
                return true;
            }
        }
        return false;
    }

    @Override
    public MaelstromNexusTriggeredAbility copy() {
        return new MaelstromNexusTriggeredAbility(this);
    }
   
    @Override
    public String getRule() {
        return "The first spell you cast each turn has cascade.";
    }
}

class FirstSpellCastThisTurnWatcher extends Watcher {

    int spellCount = 0;

    public FirstSpellCastThisTurnWatcher() {
        super("FirstSpellCastThisTurn", WatcherScope.CARD);
    }

    public FirstSpellCastThisTurnWatcher(final FirstSpellCastThisTurnWatcher watcher) {
        super(watcher);
    }

    @Override
    public void watch(GameEvent event, Game game) {
        if (event.getType() == GameEvent.EventType.SPELL_CAST && event.getPlayerId() == controllerId) {
            Spell spell = (Spell) game.getObject(event.getTargetId());
            if (spell != null) {
                spellCount++;
                if (spellCount == 1) {
                    condition = true;
                } else {
                    condition = false;
                }
            }
        }
    }

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

    @Override
    public void reset() {
        super.reset();
        spellCount = 0;
    }
}

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");
        Card stackCard = game.getCard(targetPointer.getFirst(game, source));
        if (stackCard == null) {
            return false;
        }
        int sourceCost = stackCard.getManaCost().convertedManaCost();
        do {
            card = player.getLibrary().removeFromTop(game);
            if (card == null) {
                break;
            }
               
            player.moveCardToExileWithInfo(card, source.getSourceId(), exile.getName(), source.getSourceId(), game, Zone.LIBRARY);
        } while (card.getCardType().contains(CardType.LAND) || card.getManaCost().convertedManaCost() >= sourceCost);

        if (card != null) {
            if (player.chooseUse(outcome, "Use cascade effect on " + card.getName() + "?", game)) {
                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);
    }

}
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