foul-magics/Mage/src/main/java/mage/abilities/keyword/AssistAbility.java
2020-02-05 02:17:00 +04:00

127 lines
4.3 KiB
Java

package mage.abilities.keyword;
import mage.Mana;
import mage.abilities.Ability;
import mage.abilities.SpecialAction;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.costs.Cost;
import mage.abilities.costs.mana.AlternateManaPaymentAbility;
import mage.abilities.costs.mana.ManaCost;
import mage.abilities.effects.OneShotEffect;
import mage.constants.*;
import mage.filter.FilterPlayer;
import mage.game.Game;
import mage.players.ManaPool;
import mage.players.Player;
import mage.target.Target;
import mage.target.TargetPlayer;
import mage.util.ManaUtil;
/*
* @author emerald000
*/
public class AssistAbility extends SimpleStaticAbility implements AlternateManaPaymentAbility {
private static final FilterPlayer filter = new FilterPlayer("another player");
static {
filter.add(TargetController.NOT_YOU.getPlayerPredicate());
}
public AssistAbility() {
super(Zone.STACK, null);
this.setRuleAtTheTop(true);
}
public AssistAbility(final AssistAbility ability) {
super(ability);
}
@Override
public AssistAbility copy() {
return new AssistAbility(this);
}
@Override
public void addSpecialAction(Ability source, Game game, ManaCost unpaid) {
Player controller = game.getPlayer(source.getControllerId());
if (controller != null
&& source.getAbilityType() == AbilityType.SPELL
&& unpaid.getMana().getGeneric() >= 1
&& game.getState().getValue(source.getSourceId().toString() + game.getState().getZoneChangeCounter(source.getSourceId())) == null) {
SpecialAction specialAction = new AssistSpecialAction(unpaid);
specialAction.setControllerId(source.getControllerId());
specialAction.setSourceId(source.getSourceId());
Target target = new TargetPlayer(1, 1, true, filter);
specialAction.addTarget(target);
if (specialAction.canActivate(source.getControllerId(), game).canActivate()) {
game.getState().getSpecialActions().add(specialAction);
}
}
}
@Override
public String getRule() {
return "Assist <i>(Another player can help pay the generic mana of this spell's cost.)</i>";
}
}
class AssistSpecialAction extends SpecialAction {
AssistSpecialAction(ManaCost unpaid) {
super(Zone.ALL, true);
setRuleVisible(false);
this.addEffect(new AssistEffect(unpaid));
}
AssistSpecialAction(final AssistSpecialAction ability) {
super(ability);
}
@Override
public AssistSpecialAction copy() {
return new AssistSpecialAction(this);
}
}
class AssistEffect extends OneShotEffect {
private final ManaCost unpaid;
AssistEffect(ManaCost unpaid) {
super(Outcome.Benefit);
this.unpaid = unpaid;
this.staticText = "Assist <i>(Another player can help pay the generic mana of this spell's cost.)</i>";
}
AssistEffect(final AssistEffect effect) {
super(effect);
this.unpaid = effect.unpaid;
}
@Override
public AssistEffect copy() {
return new AssistEffect(this);
}
@Override
public boolean apply(Game game, Ability source) {
Player controller = game.getPlayer(source.getControllerId());
Player targetPlayer = game.getPlayer(this.getTargetPointer().getFirst(game, source));
if (controller != null && targetPlayer != null) {
int amountToPay = targetPlayer.announceXMana(0, unpaid.getMana().getGeneric(), "How much mana to pay?", game, source);
if (amountToPay > 0) {
Cost cost = ManaUtil.createManaCost(amountToPay, false);
if (cost.pay(source, game, source.getSourceId(), targetPlayer.getId(), false)) {
ManaPool manaPool = controller.getManaPool();
manaPool.addMana(Mana.ColorlessMana(amountToPay), game, source);
manaPool.unlockManaType(ManaType.COLORLESS);
game.informPlayers(targetPlayer.getLogName() + " paid {" + amountToPay + "}.");
game.getState().setValue(source.getSourceId().toString() + game.getState().getZoneChangeCounter(source.getSourceId()), true);
}
}
return true;
}
return false;
}
}