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package mage.sets.worldwake;
import java.util.UUID;
import mage.constants.CardType;
import mage.constants.Rarity;
import mage.ObjectColor;
import mage.abilities.Ability;
import mage.abilities.costs.AlternativeCostImpl;
import mage.abilities.costs.mana.ColoredManaCost;
import mage.abilities.effects.OneShotEffect;
import mage.abilities.effects.common.SkipNextUntapTargetEffect;
import mage.cards.CardImpl;
import mage.constants.*;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.permanent.Permanent;
import mage.target.common.TargetCreaturePermanent;
import mage.target.targetpointer.FixedTarget;
import mage.watchers.Watcher;
/**
*
* @author jeffwadsworth
*/
public class PermafrostTrap extends CardImpl {
public PermafrostTrap(UUID ownerId) {
super(ownerId, 34, "Permafrost Trap", Rarity.UNCOMMON, new CardType[]{CardType.INSTANT}, "{2}{U}{U}");
this.expansionSetCode = "WWK";
this.subtype.add("Trap");
this.color.setBlue(true);
// If an opponent had a green creature enter the battlefield under his or her control this turn, you may pay {U} rather than pay Permafrost Trap's mana cost.
this.getSpellAbility().addAlternativeCost(new PermafrostTrapAlternativeCost());
// Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
TargetCreaturePermanent target = new TargetCreaturePermanent(0, 2);
this.getSpellAbility().addTarget(target);
this.getSpellAbility().addEffect(new PermafrostTrapEffect());
this.addWatcher(new PermafrostTrapWatcher());
}
public PermafrostTrap(final PermafrostTrap card) {
super(card);
}
@Override
public PermafrostTrap copy() {
return new PermafrostTrap(this);
}
}
class PermafrostTrapWatcher extends Watcher {
public PermafrostTrapWatcher() {
super("PermafrostTrapWatcher", WatcherScope.GAME);
}
public PermafrostTrapWatcher(final PermafrostTrapWatcher watcher) {
super(watcher);
}
@Override
public PermafrostTrapWatcher copy() {
return new PermafrostTrapWatcher(this);
}
@Override
public void watch(GameEvent event, Game game) {
if (condition == true) { // no need to check - condition has already occured
return;
}
if (event.getType() == GameEvent.EventType.ENTERS_THE_BATTLEFIELD) {
Permanent perm = game.getPermanent(event.getTargetId());
if (perm.getCardType().contains(CardType.CREATURE) && perm.getColor().contains(ObjectColor.GREEN) && !perm.getControllerId().equals(controllerId)) {
condition = true;
}
}
}
@Override
public void reset() {
super.reset();
condition = false;
}
}
class PermafrostTrapAlternativeCost extends AlternativeCostImpl {
public PermafrostTrapAlternativeCost() {
super("you may pay {U} rather than pay Permafrost Trap's mana cost");
this.add(new ColoredManaCost(ColoredManaSymbol.U));
}
public PermafrostTrapAlternativeCost(final PermafrostTrapAlternativeCost cost) {
super(cost);
}
@Override
public PermafrostTrapAlternativeCost copy() {
return new PermafrostTrapAlternativeCost(this);
}
@Override
public boolean isAvailable(Game game, Ability source) {
PermafrostTrapWatcher watcher = (PermafrostTrapWatcher) game.getState().getWatchers().get("PermafrostTrapWatcher");
if (watcher != null && watcher.conditionMet()) {
return true;
}
return false;
}
@Override
public String getText() {
return "If an opponent had a green creature enter the battlefield under his or her control this turn, you may pay {U} rather than pay Permafrost Trap's mana cost";
}
}
class PermafrostTrapEffect extends OneShotEffect {
public PermafrostTrapEffect() {
super(Outcome.Detriment);
staticText = "Tap up to two target creatures. Those creatures don't untap during their controller's next untap step";
}
public PermafrostTrapEffect(final PermafrostTrapEffect effect) {
super(effect);
}
@Override
public boolean apply(Game game, Ability source) {
for (UUID targetId : this.targetPointer.getTargets(game, source)) {
Permanent creature = game.getPermanent(targetId);
if (creature != null) {
creature.tap(game);
SkipNextUntapTargetEffect effect = new SkipNextUntapTargetEffect();
effect.setTargetPointer(new FixedTarget(targetId));
game.addEffect(effect, source);
}
}
return false;
}
@Override
public PermafrostTrapEffect copy() {
return new PermafrostTrapEffect(this);
}
}