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package mage.sets.zendikar;
import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.costs.AlternativeCostImpl;
import mage.abilities.costs.mana.GenericManaCost;
import mage.abilities.effects.OneShotEffect;
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.filter.FilterSpell;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.stack.Spell;
import mage.players.Player;
import mage.target.TargetSpell;
import mage.watchers.Watcher;
/**
*
* @author Rafbill
*/
public class MindbreakTrap extends CardImpl {
private static final FilterSpell filter = new FilterSpell("spell to exile");
public MindbreakTrap(UUID ownerId) {
super(ownerId, 57, "Mindbreak Trap", Rarity.MYTHIC, new CardType[]{CardType.INSTANT}, "{2}{U}{U}");
this.expansionSetCode = "ZEN";
this.subtype.add("Trap");
this.color.setBlue(true);
// If an opponent cast three or more spells this turn, you may pay {0} rather than pay Mindbreak Trap's mana cost.
this.getSpellAbility().addAlternativeCost(
new MindbreakTrapAlternativeCost());
this.addWatcher(new MindbreakTrapWatcher());
// Exile any number of target spells.
this.getSpellAbility().addTarget(new TargetSpell(0, Integer.MAX_VALUE, filter));
this.getSpellAbility().addEffect(new MindbreakEffect());
}
public MindbreakTrap(final MindbreakTrap card) {
super(card);
}
@Override
public MindbreakTrap copy() {
return new MindbreakTrap(this);
}
}
class MindbreakTrapWatcher extends Watcher {
private Map<UUID, Integer> counts = new HashMap<>();
public MindbreakTrapWatcher() {
super("opponent cast three or more spells", WatcherScope.PLAYER);
}
public MindbreakTrapWatcher(final MindbreakTrapWatcher watcher) {
super(watcher);
for (Entry<UUID, Integer> entry: watcher.counts.entrySet()) {
counts.put(entry.getKey(), entry.getValue());
}
}
@Override
public MindbreakTrapWatcher copy() {
return new MindbreakTrapWatcher(this);
}
@Override
public void watch(GameEvent event, Game game) {
if (condition == true) { // no need to check - condition has already occured
return;
}
if (event.getType() == EventType.SPELL_CAST
&& game.getOpponents(controllerId).contains(event.getPlayerId())) {
int count = 1;
if (counts.containsKey(event.getPlayerId())) {
count += counts.get(event.getPlayerId());
if (count >= 3) {
condition = true;
}
}
counts.put(event.getPlayerId(), count);
}
}
@Override
public void reset() {
super.reset();
counts.clear();
}
}
class MindbreakTrapAlternativeCost extends AlternativeCostImpl {
public MindbreakTrapAlternativeCost() {
super("you may pay {0} rather than pay {this}'s mana cost");
this.add(new GenericManaCost(0));
}
public MindbreakTrapAlternativeCost(final MindbreakTrapAlternativeCost cost) {
super(cost);
}
@Override
public MindbreakTrapAlternativeCost copy() {
return new MindbreakTrapAlternativeCost(this);
}
@Override
public boolean isAvailable(Game game, Ability source) {
Watcher watcher = game.getState().getWatchers().get("opponent cast three or more spells", source.getControllerId());
if (watcher != null && watcher.conditionMet()) {
return true;
}
return false;
}
@Override
public String getText() {
return "If an opponent cast three or more spells this turn, you may pay {0} rather than pay {this}'s mana cost";
}
}
class MindbreakEffect extends OneShotEffect{
MindbreakEffect(MindbreakEffect effect) {
super(effect);
}
MindbreakEffect() {
super(Outcome.Exile);
staticText = "Exile any number of target spells";
}
@Override
public boolean apply(Game game, Ability source) {
Player controller = game.getPlayer(source.getControllerId());
if (controller != null) {
int affectedTargets = 0;
if (targetPointer.getTargets(game, source).size() > 0) {
for (UUID spellId : targetPointer.getTargets(game, source)) {
Spell spell = game.getStack().getSpell(spellId);
if (spell != null) {
controller.moveCardToExileWithInfo(spell, null, "", source.getSourceId(), game, Zone.STACK);
affectedTargets++;
}
}
}
return affectedTargets > 0;
}
return false;
}
@Override
public MindbreakEffect copy() {
return new MindbreakEffect(this);
}
}