[CLU] Implement Amzu, Swarm's Hunger and batches for zone change events

Mage.Sets/src/mage/cards/a/AmzuSwarmsHunger.java

@@ -0,0 +1,120 @@
+package mage.cards.a;
+
+import java.util.Set;
+import java.util.UUID;
+import mage.MageInt;
+import mage.MageObject;
+import mage.abilities.Ability;
+import mage.abilities.common.CardsLeaveGraveyardTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.CreateTokenEffect;
+import mage.abilities.effects.common.continuous.GainAbilityControlledEffect;
+import mage.cards.Card;
+import mage.constants.*;
+import mage.abilities.keyword.FlyingAbility;
+import mage.abilities.keyword.MenaceAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.counters.CounterType;
+import mage.filter.FilterPermanent;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.game.permanent.token.IzoniInsectToken;
+
+/**
+ *
+ * @author jimga150
+ */
+public final class AmzuSwarmsHunger extends CardImpl {
+
+    private static final FilterPermanent filter = new FilterPermanent(SubType.INSECT, "Insects");
+
+    public AmzuSwarmsHunger(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{B}{G}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.INSECT);
+        this.subtype.add(SubType.SHAMAN);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(3);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // Menace
+        this.addAbility(new MenaceAbility());
+
+        // Other Insects you control have menace.
+        this.addAbility(new SimpleStaticAbility(new GainAbilityControlledEffect(
+                new MenaceAbility(false), Duration.WhileOnBattlefield,
+                filter, true
+        )));
+
+        // Whenever one or more cards leave your graveyard, you may create a 1/1 black and green Insect creature token,
+        // then put a number of +1/+1 counters on it equal to the greatest mana value among those cards.
+        // Do this only once each turn.
+        this.addAbility(new CardsLeaveGraveyardTriggeredAbility(new AmzuSwarmsHungerEffect()).setDoOnlyOnceEachTurn(true));
+    }
+
+    private AmzuSwarmsHunger(final AmzuSwarmsHunger card) {
+        super(card);
+    }
+
+    @Override
+    public AmzuSwarmsHunger copy() {
+        return new AmzuSwarmsHunger(this);
+    }
+}
+
+// Based on OutlawStitcherEffect
+class AmzuSwarmsHungerEffect extends OneShotEffect {
+
+    AmzuSwarmsHungerEffect() {
+        super(Outcome.PutCreatureInPlay);
+        staticText = "create a 1/1 black and green Insect creature token, " +
+                "then put a number of +1/+1 counters on it equal to the greatest mana value among those cards.";
+    }
+
+    private AmzuSwarmsHungerEffect(final AmzuSwarmsHungerEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public AmzuSwarmsHungerEffect copy() {
+        return new AmzuSwarmsHungerEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        CreateTokenEffect effect = new CreateTokenEffect(new IzoniInsectToken());
+        boolean result = effect.apply(game, source);
+        if (!result){
+            return false;
+        }
+
+        Object cardsLeavingGraveyardObj = this.getValue("cardsLeavingGraveyard");
+        if (!(cardsLeavingGraveyardObj instanceof Set)) {
+            return false;
+        }
+        Set<Card> cardsLeavingGraveyard = (Set<Card>) cardsLeavingGraveyardObj;
+        int xvalue = cardsLeavingGraveyard
+                .stream()
+                .mapToInt(MageObject::getManaValue)
+                .max()
+                .orElse(0);
+
+        if (xvalue <= 0) {
+            return true;
+        }
+        for (UUID id : effect.getLastAddedTokenIds()) {
+            Permanent token = game.getPermanent(id);
+            if (token == null) {
+                continue;
+            }
+            token.addCounters(CounterType.P1P1.createInstance(xvalue), source.getControllerId(), source, game);
+        }
+        return true;
+    }
+
+}

Mage.Sets/src/mage/sets/RavnicaClueEdition.java

@@ -24,6 +24,7 @@ private RavnicaClueEdition() {
         cards.add(new SetCardInfo("Affectionate Indrik", 155, Rarity.UNCOMMON, mage.cards.a.AffectionateIndrik.class));
         cards.add(new SetCardInfo("Afterlife Insurance", 23, Rarity.UNCOMMON, mage.cards.a.AfterlifeInsurance.class));
         cards.add(new SetCardInfo("Ajani's Pridemate", 52, Rarity.UNCOMMON, mage.cards.a.AjanisPridemate.class));
+        cards.add(new SetCardInfo("Amzu, Swarm's Hunger", 24, Rarity.RARE, mage.cards.a.AmzuSwarmsHunger.class));
         cards.add(new SetCardInfo("Angel of Vitality", 53, Rarity.UNCOMMON, mage.cards.a.AngelOfVitality.class));
         cards.add(new SetCardInfo("Apothecary White", 1, Rarity.RARE, mage.cards.a.ApothecaryWhite.class));
         cards.add(new SetCardInfo("Azorius Arrester", 54, Rarity.COMMON, mage.cards.a.AzoriusArrester.class));

Mage.Tests/src/test/java/org/mage/test/cards/single/clu/AmzuSwarmsHungerTest.java

@@ -0,0 +1,74 @@
+
+package org.mage.test.cards.single.clu;
+
+import mage.constants.PhaseStep;
+import mage.constants.Zone;
+import mage.counters.CounterType;
+import org.junit.Assert;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.mage.test.serverside.base.CardTestPlayerBase;
+
+/**
+ * @author Susucr
+ */
+public class AmzuSwarmsHungerTest extends CardTestPlayerBase {
+
+    /**
+     * {@link mage.cards.a.AmzuSwarmsHunger Amzu, Swarm's Hunger} {3}{B}{G}
+     * Legendary Creature — Insect Shaman
+     * Flying, menace
+     * Other Insects you control have menace.
+     * Whenever one or more cards leave your graveyard, you may create a 1/1 black and green Insect creature token,
+     * then put a number of +1/+1 counters on it equal to the greatest mana value among those cards.
+     * Do this only once each turn.
+     * 3/3
+     */
+    private static final String amzu = "Amzu, Swarm's Hunger";
+
+    @Test
+    public void testTwoCreatures() {
+
+        addCard(Zone.BATTLEFIELD, playerA, amzu);
+        addCard(Zone.BATTLEFIELD, playerA, "Zask, Skittering Swarmlord");
+        addCard(Zone.BATTLEFIELD, playerA, "Forest", 4);
+        addCard(Zone.BATTLEFIELD, playerA, "Swamp", 4);
+        addCard(Zone.GRAVEYARD, playerA, "Battlefly Swarm");
+        addCard(Zone.GRAVEYARD, playerA, "Saber Ants");
+
+        castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerA, "Saber Ants", true);
+        setChoice(playerA, "Yes");
+        castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerA, "Battlefly Swarm", true);
+
+        setStrictChooseMode(true);
+        setStopAt(1, PhaseStep.BEGIN_COMBAT);
+        execute();
+
+        assertPermanentCount(playerA, "Insect Token", 1);
+        assertCounterCount(playerA, "Insect Token", CounterType.P1P1, 4);
+    }
+
+    @Test
+    public void testGraveyardExile() {
+
+        addCard(Zone.BATTLEFIELD, playerA, amzu);
+        addCard(Zone.BATTLEFIELD, playerA, "Swamp", 1);
+        addCard(Zone.BATTLEFIELD, playerA, "Mountain", 1);
+        addCard(Zone.GRAVEYARD, playerA, "Living Hive");
+        addCard(Zone.GRAVEYARD, playerA, "Saber Ants");
+        addCard(Zone.GRAVEYARD, playerA, "Blasphemous Act"); // test non-permanent card type
+        addCard(Zone.HAND, playerA, "Rakdos Charm");
+
+        castSpell(1, PhaseStep.PRECOMBAT_MAIN, playerA, "Rakdos Charm", true);
+        setModeChoice(playerA, "1"); // Exile target player’s graveyard.
+        addTarget(playerA, playerA);
+        setChoice(playerA, "Yes");
+
+        setStrictChooseMode(true);
+        setStopAt(1, PhaseStep.BEGIN_COMBAT);
+        execute();
+
+        assertPermanentCount(playerA, "Insect Token", 1);
+        assertCounterCount(playerA, "Insect Token", CounterType.P1P1, 9);
+    }
+}

Mage/src/main/java/mage/abilities/common/CardsLeaveGraveyardTriggeredAbility.java

@@ -8,9 +8,11 @@
 import mage.filter.StaticFilters;
 import mage.game.Game;
 import mage.game.events.GameEvent;
-import mage.game.events.ZoneChangeGroupEvent;
+import mage.game.events.ZoneChangeBatchEvent;
 
 import java.util.Objects;
+import java.util.Set;
+import java.util.stream.Collectors;
 
 /**
  * @author TheElk801
@@ -36,22 +38,32 @@ private CardsLeaveGraveyardTriggeredAbility(final CardsLeaveGraveyardTriggeredAb
 
     @Override
     public boolean checkEventType(GameEvent event, Game game) {
-        return event.getType() == GameEvent.EventType.ZONE_CHANGE_GROUP;
+        return event.getType() == GameEvent.EventType.ZONE_CHANGE_BATCH;
     }
 
     @Override
     public boolean checkTrigger(GameEvent event, Game game) {
-        ZoneChangeGroupEvent zEvent = (ZoneChangeGroupEvent) event;
-        return zEvent != null
-                && Zone.GRAVEYARD == zEvent.getFromZone()
-                && Zone.GRAVEYARD != zEvent.getToZone()
-                && zEvent.getCards() != null
-                && zEvent.getCards()
+        ZoneChangeBatchEvent zEvent = (ZoneChangeBatchEvent) event;
+        if (zEvent == null){
+            return false;
+        }
+        Set<Card> cards = zEvent.getEvents()
                 .stream()
                 .filter(Objects::nonNull)
+                .filter(ev -> ev.getFromZone() == Zone.GRAVEYARD)
+                .filter(ev -> ev.getToZone() != Zone.GRAVEYARD)
+                .map(GameEvent::getTargetId)
+                .map(game::getCard)
+                .filter(Objects::nonNull)
                 .filter(card -> filter.match(card, getControllerId(), this, game))
-                .map(Card::getOwnerId)
-                .anyMatch(this::isControlledBy);
+                .filter(card -> this.isControlledBy(card.getOwnerId()))
+                .collect(Collectors.toSet());
+
+        if (cards.isEmpty()){
+            return false;
+        }
+        this.getAllEffects().setValue("cardsLeavingGraveyard", cards);
+        return true;
     }
 
     @Override

Mage/src/main/java/mage/game/ZonesHandler.java

@@ -7,6 +7,7 @@
 import mage.constants.Zone;
 import mage.filter.FilterCard;
 import mage.game.command.Commander;
+import mage.game.events.ZoneChangeBatchEvent;
 import mage.game.events.ZoneChangeEvent;
 import mage.game.events.ZoneChangeGroupEvent;
 import mage.game.permanent.Permanent;
@@ -27,6 +28,7 @@ public final class ZonesHandler {
     public static boolean cast(ZoneChangeInfo info, Ability source, Game game) {
         if (maybeRemoveFromSourceZone(info, game, source)) {
             placeInDestinationZone(info, 0, source, game);
+
             // create a group zone change event if a card is moved to stack for casting (it's always only one card, but some effects check for group events (one or more xxx))
             Set<Card> cards = new HashSet<>();
             Set<PermanentToken> tokens = new HashSet<>();
@@ -44,6 +46,12 @@ public static boolean cast(ZoneChangeInfo info, Ability source, Game game) {
                     info.event.getPlayerId(),
                     info.event.getFromZone(),
                     info.event.getToZone()));
+
+            // Fire batch event for cards moving to stack as well
+            ZoneChangeBatchEvent batchEvent = new ZoneChangeBatchEvent();
+            batchEvent.addEvent(info.event);
+            game.fireEvent(batchEvent);
+
             // normal movement
             game.fireEvent(info.event);
             return true;