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package mage.abilities.keyword;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import mage.abilities.Ability;
import mage.abilities.SpellAbility;
import mage.abilities.StaticAbility;
import mage.abilities.common.EntersBattlefieldTriggeredAbility;
import mage.abilities.condition.common.EvokedCondition;
import mage.abilities.costs.AlternativeCost2;
import mage.abilities.costs.AlternativeCost2Impl;
import mage.abilities.costs.AlternativeSourceCosts;
import mage.abilities.costs.Cost;
import mage.abilities.costs.Costs;
import mage.abilities.costs.CostsImpl;
import mage.abilities.costs.mana.ManaCostsImpl;
import mage.abilities.decorator.ConditionalTriggeredAbility;
import mage.abilities.effects.common.SacrificeSourceEffect;
import mage.cards.Card;
import mage.constants.Outcome;
import mage.constants.Zone;
import mage.game.Game;
import mage.players.Player;
/**
*
* @author LevelX2
*/
public class EvokeAbility extends StaticAbility implements AlternativeSourceCosts {
protected static final String EVOKE_KEYWORD = "Evoke";
protected static final String REMINDER_TEXT = "(You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)";
protected List<AlternativeCost2> evokeCosts = new LinkedList<>();
// needed to check activation status, if card changes zone after casting it
private int zoneChangeCounter = 0;
public EvokeAbility(Card card, String manaString) {
super(Zone.ALL, null);
name = EVOKE_KEYWORD;
this.addEvokeCost(manaString);
Ability ability = new ConditionalTriggeredAbility(new EntersBattlefieldTriggeredAbility(new SacrificeSourceEffect()), EvokedCondition.getInstance(), "Sacrifice {this} when it enters the battlefield and was evoked.");
ability.setRuleVisible(false);
card.addAbility(ability);
}
public EvokeAbility(final EvokeAbility ability) {
super(ability);
this.evokeCosts.addAll(ability.evokeCosts);
this.zoneChangeCounter = ability.zoneChangeCounter;
}
@Override
public EvokeAbility copy() {
return new EvokeAbility(this);
}
public final AlternativeCost2 addEvokeCost(String manaString) {
AlternativeCost2 evokeCost = new AlternativeCost2Impl(EVOKE_KEYWORD, REMINDER_TEXT, new ManaCostsImpl(manaString));
evokeCosts.add(evokeCost);
return evokeCost;
}
public void resetEvoke() {
for (AlternativeCost2 cost: evokeCosts) {
cost.reset();
}
zoneChangeCounter = 0;
}
@Override
public boolean isActivated(Ability ability, Game game) {
Card card = game.getCard(sourceId);
if (card != null && card.getZoneChangeCounter() <= zoneChangeCounter +1) {
for (AlternativeCost2 cost: evokeCosts) {
if(cost.isActivated(game)) {
return true;
}
}
}
return false;
}
@Override
public boolean isAvailable(Ability source, Game game) {
return true;
}
@Override
public boolean askToActivateAlternativeCosts(Ability ability, Game game) {
if (ability instanceof SpellAbility) {
Player player = game.getPlayer(controllerId);
if (player != null) {
this.resetEvoke();
for (AlternativeCost2 evokeCost: evokeCosts) {
if (evokeCost.canPay(ability, sourceId, controllerId, game) &&
player.chooseUse(Outcome.Benefit, new StringBuilder(EVOKE_KEYWORD).append(" the creature for ").append(evokeCost.getText(true)).append(" ?").toString(), game)) {
activateEvoke(evokeCost, game);
ability.getManaCostsToPay().clear();
ability.getCosts().clear();
for (Iterator it = ((Costs) evokeCost).iterator(); it.hasNext();) {
Cost cost = (Cost) it.next();
if (cost instanceof ManaCostsImpl) {
ability.getManaCostsToPay().add((ManaCostsImpl) cost.copy());
} else {
ability.getCosts().add(cost.copy());
}
}
}
}
}
}
return isActivated(ability, game);
}
private void activateEvoke(AlternativeCost2 cost, Game game) {
cost.activate();
// remember zone change counter
if (zoneChangeCounter == 0) {
Card card = game.getCard(getSourceId());
if (card != null) {
zoneChangeCounter = card.getZoneChangeCounter();
} else {
throw new IllegalArgumentException("Evoke source card not found");
}
}
}
@Override
public String getRule() {
StringBuilder sb = new StringBuilder();
int numberCosts = 0;
String remarkText = "";
for (AlternativeCost2 evokeCost: evokeCosts) {
if (numberCosts == 0) {
sb.append(evokeCost.getText(false));
remarkText = evokeCost.getReminderText();
} else {
sb.append(" and/or ").append(evokeCost.getText(true));
}
++numberCosts;
}
if (numberCosts == 1) {
sb.append(" ").append(remarkText);
}
return sb.toString();
}
@Override
public String getCastMessageSuffix(Game game) {
StringBuilder sb = new StringBuilder();
int position = 0;
for (AlternativeCost2 cost : evokeCosts) {
if (cost.isActivated(game)) {
sb.append(cost.getCastSuffixMessage(position));
++position;
}
}
return sb.toString();
}
@Override
public Costs<Cost> getCosts() {
Costs<Cost> alterCosts = new CostsImpl<>();
alterCosts.addAll(evokeCosts);
return alterCosts;
}
}