[C21] Implemented Radiant Performer

Mage.Sets/src/mage/cards/r/RadiantPerformer.java

@@ -0,0 +1,157 @@
+package mage.cards.r;
+
+import mage.MageInt;
+import mage.MageObjectReference;
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.condition.common.CastFromHandSourcePermanentCondition;
+import mage.abilities.decorator.ConditionalInterveningIfTriggeredAbility;
+import mage.abilities.effects.common.CopySpellForEachItCouldTargetEffect;
+import mage.abilities.keyword.FlashAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.filter.FilterStackObject;
+import mage.filter.StaticFilters;
+import mage.filter.predicate.Predicate;
+import mage.filter.predicate.mageobject.MageObjectReferencePredicate;
+import mage.game.Game;
+import mage.game.stack.Spell;
+import mage.game.stack.StackAbility;
+import mage.game.stack.StackObject;
+import mage.players.Player;
+import mage.target.Target;
+import mage.target.TargetStackObject;
+import mage.watchers.common.CastFromHandWatcher;
+
+import java.util.*;
+
+/**
+ * @author TheElk801
+ */
+public final class RadiantPerformer extends CardImpl {
+
+    private static final FilterStackObject filter
+            = new FilterStackObject("spell or ability that targets only a single permanent or player");
+
+    static {
+        filter.add(RadiantPerformerPredicate.instance);
+    }
+
+    public RadiantPerformer(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{R}{R}");
+
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.WIZARD);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(2);
+
+        // Flash
+        this.addAbility(FlashAbility.getInstance());
+
+        // When Radiant Performer enters the battlefield, if you cast it from your hand, choose target spell or ability that targets only a single permanent or player. Copy that spell or ability for each other permanent or player the spell or ability could target. Each copy targets a different one of those permanents and players.
+        Ability ability = new ConditionalInterveningIfTriggeredAbility(
+                new EntersBattlefieldTriggeredAbility(new RadiantPerformerEffect()),
+                CastFromHandSourcePermanentCondition.instance, "When {this} enters the battlefield, " +
+                "if you cast it from your hand, choose target spell or ability that targets only " +
+                "a single permanent or player. Copy that spell or ability for each other permanent or player " +
+                "the spell or ability could target. Each copy targets a different one of those permanents and players."
+        );
+        ability.addTarget(new TargetStackObject(filter));
+        this.addAbility(ability, new CastFromHandWatcher());
+    }
+
+    private RadiantPerformer(final RadiantPerformer card) {
+        super(card);
+    }
+
+    @Override
+    public RadiantPerformer copy() {
+        return new RadiantPerformer(this);
+    }
+}
+
+enum RadiantPerformerPredicate implements Predicate<StackObject> {
+    instance;
+
+    @Override
+    public boolean apply(StackObject input, Game game) {
+        Ability ability = input instanceof Spell ? ((Spell) input).getSpellAbility() : (StackAbility) input;
+        return ability != null
+                && ability
+                .getModes()
+                .values()
+                .stream()
+                .map(Mode::getTargets)
+                .flatMap(Collection::stream)
+                .map(Target::getTargets)
+                .flatMap(Collection::stream)
+                .distinct()
+                .mapToInt(uuid -> game.getPermanent(uuid) == null && game.getPlayer(uuid) == null ? 2 : 1)
+                .sum() == 1;
+    }
+}
+
+class RadiantPerformerEffect extends CopySpellForEachItCouldTargetEffect {
+
+    RadiantPerformerEffect() {
+        super();
+    }
+
+    private RadiantPerformerEffect(final RadiantPerformerEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    protected StackObject getStackObject(Game game, Ability source) {
+        return game.getStack().getStackObject(source.getFirstTarget());
+    }
+
+    @Override
+    protected Player getPlayer(Game game, Ability source) {
+        return game.getPlayer(source.getControllerId());
+    }
+
+    @Override
+    protected List<MageObjectReferencePredicate> getPossibleTargets(StackObject stackObject, Player player, Ability source, Game game) {
+        List<MageObjectReferencePredicate> predicates = new ArrayList<>();
+        Ability ability = stackObject instanceof Spell ? ((Spell) stackObject).getSpellAbility() : (StackAbility) stackObject;
+        UUID targeted = ability == null ? null : ability
+                .getModes()
+                .values()
+                .stream()
+                .map(Mode::getTargets)
+                .flatMap(Collection::stream)
+                .map(Target::getTargets)
+                .flatMap(Collection::stream)
+                .filter(Objects::nonNull)
+                .findAny()
+                .orElse(null);
+        game.getBattlefield()
+                .getActivePermanents(
+                        StaticFilters.FILTER_PERMANENT, player.getId(), source.getSourceId(), game
+                ).stream()
+                .filter(Objects::nonNull)
+                .filter(p -> !p.equals(game.getPermanent(targeted)))
+                .filter(p -> stackObject.canTarget(game, p.getId()))
+                .map(p -> new MageObjectReference(p, game))
+                .map(MageObjectReferencePredicate::new)
+                .forEach(predicates::add);
+        game.getState()
+                .getPlayersInRange(source.getControllerId(), game)
+                .stream()
+                .filter(uuid -> !uuid.equals(targeted))
+                .filter(uuid -> stackObject.canTarget(game, uuid))
+                .map(MageObjectReference::new)
+                .map(MageObjectReferencePredicate::new)
+                .forEach(predicates::add);
+        return predicates;
+    }
+
+    @Override
+    public RadiantPerformerEffect copy() {
+        return new RadiantPerformerEffect(this);
+    }
+}

Mage.Sets/src/mage/sets/Commander2021Edition.java

@@ -237,6 +237,7 @@ public final class Commander2021Edition extends ExpansionSet {
         cards.add(new SetCardInfo("Pyromancer's Goggles", 259, Rarity.MYTHIC, mage.cards.p.PyromancersGoggles.class));
         cards.add(new SetCardInfo("Quicksmith Genius", 178, Rarity.UNCOMMON, mage.cards.q.QuicksmithGenius.class));
         cards.add(new SetCardInfo("Radiant Fountain", 310, Rarity.COMMON, mage.cards.r.RadiantFountain.class));
+        cards.add(new SetCardInfo("Radiant Performer", 54, Rarity.RARE, mage.cards.r.RadiantPerformer.class));
         cards.add(new SetCardInfo("Rampaging Baloths", 203, Rarity.RARE, mage.cards.r.RampagingBaloths.class));
         cards.add(new SetCardInfo("Rampant Growth", 204, Rarity.COMMON, mage.cards.r.RampantGrowth.class));
         cards.add(new SetCardInfo("Rapid Hybridization", 126, Rarity.UNCOMMON, mage.cards.r.RapidHybridization.class));