[DMU] Implemented Ivy, Gleeful Spellthief

Mage.Sets/src/mage/cards/i/IvyGleefulSpellthief.java

@@ -0,0 +1,143 @@
+package mage.cards.i;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.SpellCastAllTriggeredAbility;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+import mage.filter.FilterSpell;
+import mage.filter.predicate.ObjectSourcePlayer;
+import mage.filter.predicate.ObjectSourcePlayerPredicate;
+import mage.filter.predicate.mageobject.MageObjectReferencePredicate;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.game.stack.Spell;
+import mage.game.stack.StackObject;
+import mage.target.Target;
+import mage.util.TargetAddress;
+import mage.util.functions.StackObjectCopyApplier;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class IvyGleefulSpellthief extends CardImpl {
+
+    private static final FilterSpell filter
+            = new FilterSpell("a spell that targets only a single creature other than {this}");
+
+    static {
+        filter.add(IvyGleefulSpellthiefPredicate.instance);
+    }
+
+    public IvyGleefulSpellthief(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{G}{U}");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.FAERIE);
+        this.subtype.add(SubType.ROGUE);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(1);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // Whenever a player casts a spell that targets only a single creature other than Ivy, Gleeful Spellthief, you may copy that spell. The copy targets Ivy.
+        this.addAbility(new SpellCastAllTriggeredAbility(new IvyGleefulSpellthiefEffect(), filter, true));
+    }
+
+    private IvyGleefulSpellthief(final IvyGleefulSpellthief card) {
+        super(card);
+    }
+
+    @Override
+    public IvyGleefulSpellthief copy() {
+        return new IvyGleefulSpellthief(this);
+    }
+}
+
+enum IvyGleefulSpellthiefPredicate implements ObjectSourcePlayerPredicate<Spell> {
+    instance;
+
+    @Override
+    public boolean apply(ObjectSourcePlayer<Spell> input, Game game) {
+        Spell spell = input.getObject();
+        if (spell == null) {
+            return false;
+        }
+        UUID singleTarget = null;
+        for (TargetAddress addr : TargetAddress.walk(spell)) {
+            Target targetInstance = addr.getTarget(spell);
+            for (UUID targetId : targetInstance.getTargets()) {
+                if (singleTarget == null) {
+                    singleTarget = targetId;
+                } else if (!singleTarget.equals(targetId)) {
+                    return false;
+                }
+            }
+        }
+        if (singleTarget == null) {
+            return false;
+        }
+        Permanent permanent = game.getPermanent(singleTarget);
+        return permanent != null
+                && permanent.isCreature(game)
+                && !permanent.getId().equals(input.getSourceId());
+    }
+}
+
+class IvyGleefulSpellthiefEffect extends OneShotEffect {
+
+    private static final class IvyGleefulSpellthiefApplier implements StackObjectCopyApplier {
+
+        private final MageObjectReferencePredicate morPredicate;
+
+        IvyGleefulSpellthiefApplier(Permanent permanent, Game game) {
+            this.morPredicate = new MageObjectReferencePredicate(permanent, game);
+        }
+
+        @Override
+        public void modifySpell(StackObject stackObject, Game game) {
+        }
+
+        @Override
+        public MageObjectReferencePredicate getNextNewTargetType(int copyNumber) {
+            return copyNumber == 0 ? morPredicate : null;
+        }
+    }
+
+    IvyGleefulSpellthiefEffect() {
+        super(Outcome.Benefit);
+        staticText = "copy that spell. The copy targets {this}";
+    }
+
+    private IvyGleefulSpellthiefEffect(final IvyGleefulSpellthiefEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public IvyGleefulSpellthiefEffect copy() {
+        return new IvyGleefulSpellthiefEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Spell spell = (Spell) getValue("spellCast");
+        Permanent permanent = source.getSourcePermanentIfItStillExists(game);
+        if (spell == null || permanent == null) {
+            return false;
+        }
+        spell.createCopyOnStack(
+                game, source, source.getControllerId(), false,
+                1, new IvyGleefulSpellthiefApplier(permanent, game)
+        );
+        return true;
+    }
+}

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

@@ -132,6 +132,7 @@ public final class DominariaUnited extends ExpansionSet {
         cards.add(new SetCardInfo("In Thrall to the Pit", 132, Rarity.COMMON, mage.cards.i.InThrallToThePit.class));
         cards.add(new SetCardInfo("Inscribed Tablet", 232, Rarity.UNCOMMON, mage.cards.i.InscribedTablet.class));
         cards.add(new SetCardInfo("Island", 265, Rarity.LAND, mage.cards.basiclands.Island.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Ivy, Gleeful Spellthief", 201, Rarity.RARE, mage.cards.i.IvyGleefulSpellthief.class));
         cards.add(new SetCardInfo("Jaya's Firenado", 134, Rarity.COMMON, mage.cards.j.JayasFirenado.class));
         cards.add(new SetCardInfo("Jaya, Fiery Negotiator", 133, Rarity.MYTHIC, mage.cards.j.JayaFieryNegotiator.class));
         cards.add(new SetCardInfo("Jhoira, Ageless Innovator", 202, Rarity.RARE, mage.cards.j.JhoiraAgelessInnovator.class));