[VOW] Implemented Cemetery Prowler

Mage.Sets/src/mage/cards/c/CemeteryProwler.java

@@ -0,0 +1,142 @@
+package mage.cards.c;
+
+import java.util.HashSet;
+import java.util.UUID;
+import mage.MageInt;
+import mage.MageObject;
+import mage.abilities.Ability;
+import mage.abilities.SpellAbility;
+import mage.abilities.common.EntersBattlefieldOrAttacksSourceTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.cost.CostModificationEffectImpl;
+import mage.cards.Card;
+import mage.constants.*;
+import mage.abilities.keyword.VigilanceAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.game.ExileZone;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.common.TargetCardInGraveyard;
+import mage.util.CardUtil;
+
+/**
+ *
+ * @author weirddan455
+ */
+public final class CemeteryProwler extends CardImpl {
+
+    public CemeteryProwler(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{G}{G}");
+
+        this.subtype.add(SubType.WOLF);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(4);
+
+        // Vigilance
+        this.addAbility(VigilanceAbility.getInstance());
+
+        // Whenever Cemetery Prowler enters the battlefield or attacks, exile a card from a graveyard.
+        this.addAbility(new EntersBattlefieldOrAttacksSourceTriggeredAbility(new CemeteryProwlerExileEffect()));
+
+        // Spells you cast cost {1} less to cast for each card type they share with cards exiled with Cemetery Prowler.
+        this.addAbility(new SimpleStaticAbility(new CemeteryProwlerCostReductionEffect()));
+    }
+
+    private CemeteryProwler(final CemeteryProwler card) {
+        super(card);
+    }
+
+    @Override
+    public CemeteryProwler copy() {
+        return new CemeteryProwler(this);
+    }
+}
+
+class CemeteryProwlerExileEffect extends OneShotEffect {
+
+    public CemeteryProwlerExileEffect() {
+        super(Outcome.Exile);
+        staticText = "exile a card from a graveyard";
+    }
+
+    private CemeteryProwlerExileEffect(final CemeteryProwlerExileEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public CemeteryProwlerExileEffect copy() {
+        return new CemeteryProwlerExileEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller != null) {
+            TargetCardInGraveyard target = new TargetCardInGraveyard();
+            target.setNotTarget(true);
+            controller.choose(outcome, target, source.getSourceId(), game);
+            Card card = game.getCard(target.getFirstTarget());
+            if (card != null) {
+                UUID exileId = CardUtil.getExileZoneId(game, source.getSourceId(), source.getSourceObjectZoneChangeCounter());
+                MageObject sourceObject = source.getSourceObject(game);
+                String exileName = sourceObject == null ? null : sourceObject.getIdName();
+                return controller.moveCardsToExile(card, source, game, true, exileId, exileName);
+            }
+        }
+        return false;
+    }
+}
+
+class CemeteryProwlerCostReductionEffect extends CostModificationEffectImpl {
+
+    public CemeteryProwlerCostReductionEffect() {
+        super(Duration.WhileOnBattlefield, Outcome.Benefit, CostModificationType.REDUCE_COST);
+        staticText = "Spells you cast cost {1} less to cast for each card type they share with cards exiled with {this}";
+    }
+
+    private CemeteryProwlerCostReductionEffect(final CemeteryProwlerCostReductionEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public CemeteryProwlerCostReductionEffect copy() {
+        return new CemeteryProwlerCostReductionEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, Ability abilityToModify) {
+        if (abilityToModify instanceof SpellAbility) {
+            // sourceObjectZoneChangeCounter is not working here.  Getting it from GameState works.
+            UUID exileId = CardUtil.getExileZoneId(game, source.getSourceId(), game.getState().getZoneChangeCounter(source.getSourceId()));
+            ExileZone exileZone = game.getExile().getExileZone(exileId);
+            Card castCard = ((SpellAbility) abilityToModify).getCharacteristics(game);
+            if (exileZone != null && castCard != null) {
+                HashSet<CardType> cardTypes = new HashSet<>();
+                for (UUID cardId : exileZone) {
+                    Card card = game.getCard(cardId);
+                    if (card != null) {
+                        cardTypes.addAll(card.getCardType(game));
+                    }
+                }
+                int sharedTypes = 0;
+                for (CardType type : castCard.getCardType(game)) {
+                    if (cardTypes.contains(type)) {
+                        sharedTypes++;
+                    }
+                }
+                if (sharedTypes > 0) {
+                    CardUtil.reduceCost(abilityToModify, sharedTypes);
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public boolean applies(Ability abilityToModify, Ability source, Game game) {
+        return abilityToModify instanceof SpellAbility && abilityToModify.isControlledBy(source.getControllerId());
+    }
+}

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

@@ -47,6 +47,7 @@ public final class InnistradCrimsonVow extends ExpansionSet {
         cards.add(new SetCardInfo("Bramble Wurm", 189, Rarity.UNCOMMON, mage.cards.b.BrambleWurm.class));
         cards.add(new SetCardInfo("By Invitation Only", 5, Rarity.RARE, mage.cards.b.ByInvitationOnly.class));
         cards.add(new SetCardInfo("Cemetery Protector", 6, Rarity.MYTHIC, mage.cards.c.CemeteryProtector.class));
+        cards.add(new SetCardInfo("Cemetery Prowler", 191, Rarity.MYTHIC, mage.cards.c.CemeteryProwler.class));
         cards.add(new SetCardInfo("Change of Fortune", 150, Rarity.RARE, mage.cards.c.ChangeOfFortune.class));
         cards.add(new SetCardInfo("Clever Distraction", 9, Rarity.UNCOMMON, mage.cards.c.CleverDistraction.class));
         cards.add(new SetCardInfo("Cloaked Cadet", 192, Rarity.UNCOMMON, mage.cards.c.CloakedCadet.class));