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updated implementation of abilities which trigger on the second card in a turn being drawn

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This commit is contained in:
Evan Kranzler 2020-09-23 19:52:30 -04:00
parent f450de0d51
commit b7e5d44b9d
2 changed files with 60 additions and 34 deletions
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77
Mage/src/main/java/mage/abilities/common/DrawSecondCardTriggeredAbility.java
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@ -1,58 +1,46 @@
package mage.abilities.common;
import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.dynamicvalue.common.CardsDrawnThisTurnDynamicValue;
import mage.abilities.effects.Effect;
import mage.abilities.hint.Hint;
import mage.abilities.hint.ValueHint;
import mage.constants.WatcherScope;
import mage.constants.Zone;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.watchers.common.CardsAmountDrawnThisTurnWatcher;
import mage.watchers.Watcher;
import java.util.*;
/**
* @author TheElk801
*/
public class DrawSecondCardTriggeredAbility extends TriggeredAbilityImpl {
private boolean triggeredOnce = false;
private static final Hint hint = new ValueHint(
"Cards drawn this turn", CardsDrawnThisTurnDynamicValue.instance
);
public DrawSecondCardTriggeredAbility(Effect effect, boolean optional) {
super(Zone.ALL, effect, optional);
this.addWatcher(new CardsAmountDrawnThisTurnWatcher());
super(Zone.BATTLEFIELD, effect, optional);
this.addWatcher(new DrawSecondCardWatcher());
this.addHint(hint);
}
private DrawSecondCardTriggeredAbility(final DrawSecondCardTriggeredAbility ability) {
super(ability);
this.triggeredOnce = ability.triggeredOnce;
}
@Override
public boolean checkEventType(GameEvent event, Game game) {
return event.getType() == GameEvent.EventType.DREW_CARD
|| event.getType() == GameEvent.EventType.END_PHASE_POST;
return event.getType() == GameEvent.EventType.DREW_CARD;
}
@Override
public boolean checkTrigger(GameEvent event, Game game) {
if (event.getType() == GameEvent.EventType.END_PHASE_POST) {
triggeredOnce = false;
return false;
}
if (event.getType() != GameEvent.EventType.DREW_CARD
|| !event.getPlayerId().equals(controllerId)
|| game.getPermanent(sourceId) == null) {
return false;
}
if (triggeredOnce) {
return false;
}
CardsAmountDrawnThisTurnWatcher watcher = game.getState().getWatcher(CardsAmountDrawnThisTurnWatcher.class);
if (watcher == null) {
return false;
}
if (watcher.getAmountCardsDrawn(controllerId) > 1) {
triggeredOnce = true;
return true;
}
return false;
DrawSecondCardWatcher watcher = game.getState().getWatcher(DrawSecondCardWatcher.class);
return watcher != null && watcher.checkEvent(getControllerId(), event);
}
@Override
@ -65,3 +53,36 @@ public class DrawSecondCardTriggeredAbility extends TriggeredAbilityImpl {
return new DrawSecondCardTriggeredAbility(this);
}
}
class DrawSecondCardWatcher extends Watcher {
private final Set<UUID> drewOnce = new HashSet<>();
private final Map<UUID, UUID> secondDrawMap = new HashMap<>();
DrawSecondCardWatcher() {
super(WatcherScope.GAME);
}
@Override
public void watch(GameEvent event, Game game) {
if (event.getType() != GameEvent.EventType.DREW_CARD) {
return;
}
if (drewOnce.contains(event.getPlayerId())) {
secondDrawMap.putIfAbsent(event.getPlayerId(), event.getId());
} else {
drewOnce.add(event.getPlayerId());
}
}
@Override
public void reset() {
super.reset();
drewOnce.clear();
secondDrawMap.clear();
}
boolean checkEvent(UUID playerId, GameEvent event) {
return event.getId().equals(secondDrawMap.getOrDefault(playerId, null));
}
}