[PIP] Implement Shaun, Father of Synths (#12109)

* Added method to set triggered abilities to optional

* TokenCopy effect now copies permanentModifier

* Implemented Shaun, Father of Synths

* remove TODO

* Made `setOptional` chainable

Mage.Sets/src/mage/cards/s/ShaunFatherOfSynths.java

@@ -0,0 +1,81 @@
+package mage.cards.s;
+
+import java.util.UUID;
+
+import mage.MageInt;
+import mage.abilities.TriggeredAbility;
+import mage.abilities.common.AttacksWithCreaturesTriggeredAbility;
+import mage.abilities.common.LeavesBattlefieldTriggeredAbility;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.CreateTokenCopyTargetEffect;
+import mage.abilities.effects.common.ExileAllEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+import mage.filter.common.FilterControlledCreaturePermanent;
+import mage.filter.common.FilterControlledPermanent;
+import mage.filter.predicate.mageobject.AnotherPredicate;
+import mage.filter.predicate.permanent.AttackingPredicate;
+import mage.filter.predicate.permanent.TokenPredicate;
+import mage.target.TargetPermanent;
+
+/**
+ *
+ * @author alexander-novo
+ */
+public class ShaunFatherOfSynths extends CardImpl {
+
+    private static final FilterControlledCreaturePermanent attackFilter = new FilterControlledCreaturePermanent(
+            "attacking legendary creature you control other than {this}");
+    private static final FilterControlledPermanent exileFilter = new FilterControlledPermanent(SubType.SYNTH,
+            "Synth tokens you control");
+
+    static {
+        attackFilter.add(AnotherPredicate.instance);
+        attackFilter.add(AttackingPredicate.instance);
+        attackFilter.add(SuperType.LEGENDARY.getPredicate());
+
+        exileFilter.add(TokenPredicate.TRUE);
+    }
+
+    public ShaunFatherOfSynths(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[] { CardType.CREATURE }, "{3}{U}{R}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.SCIENTIST);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(4);
+
+        // Whenever you attack, you may create a tapped and attacking token that's a copy of target attacking legendary creature you control other than Shaun, except it's not legendary and it's a Synth artifact creature in addition to its other types.
+        Effect effect = new CreateTokenCopyTargetEffect(
+                null, null,
+                false, 1, true, true)
+                .setPermanentModifier((token) -> {
+                    token.removeSuperType(SuperType.LEGENDARY);
+                    token.addCardType(CardType.CREATURE);
+                    token.addCardType(CardType.ARTIFACT);
+                    token.addSubType(SubType.SYNTH);
+                }).setText(
+                        "create a tapped and attacking token that's a copy of target attacking legendary creature you control other than Shaun, except it's not legendary and it's a Synth artifact creature in addition to its other types");
+        TriggeredAbility ability = new AttacksWithCreaturesTriggeredAbility(effect, 1);
+        ability.addTarget(new TargetPermanent(attackFilter));
+        ability.setOptional();
+        this.addAbility(ability);
+
+        // When Shaun leaves the battlefield, exile all Synth tokens you control.
+        this.addAbility(new LeavesBattlefieldTriggeredAbility(new ExileAllEffect(exileFilter), false));
+    }
+
+    private ShaunFatherOfSynths(final ShaunFatherOfSynths card) {
+        super(card);
+    }
+
+    @Override
+    public ShaunFatherOfSynths copy() {
+        return new ShaunFatherOfSynths(this);
+    }
+
+}

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

@@ -268,6 +268,7 @@ public final class Fallout extends ExpansionSet {
         cards.add(new SetCardInfo("Sentry Bot", 552, Rarity.RARE, mage.cards.s.SentryBot.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Sentry Bot", 899, Rarity.RARE, mage.cards.s.SentryBot.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Shadowblood Ridge", 288, Rarity.RARE, mage.cards.s.ShadowbloodRidge.class));
+        cards.add(new SetCardInfo("Shaun, Father of Synths", 119, Rarity.RARE, mage.cards.s.ShaunFatherOfSynths.class));
         cards.add(new SetCardInfo("Sheltered Thicket", 289, Rarity.RARE, mage.cards.s.ShelteredThicket.class));
         cards.add(new SetCardInfo("Sierra, Nuka's Biggest Fan", 25, Rarity.RARE, mage.cards.s.SierraNukasBiggestFan.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Sierra, Nuka's Biggest Fan", 372, Rarity.RARE, mage.cards.s.SierraNukasBiggestFan.class, NON_FULL_USE_VARIOUS));

Mage/src/main/java/mage/abilities/TriggeredAbility.java

@@ -46,6 +46,8 @@ public interface TriggeredAbility extends Ability {
 
     boolean isOptional();
 
+    TriggeredAbility setOptional();
+
     boolean isLeavesTheBattlefieldTrigger();
 
     void setLeavesTheBattlefieldTrigger(boolean leavesTheBattlefieldTrigger);

Mage/src/main/java/mage/abilities/TriggeredAbilityImpl.java

@@ -363,6 +363,21 @@ public abstract class TriggeredAbilityImpl extends AbilityImpl implements Trigge
         return optional;
     }
 
+    @Override
+    public TriggeredAbility setOptional() {
+        this.optional = true;
+
+        if (getEffects().stream().filter(
+                effect -> effect instanceof DoIfCostPaid && (this.optional && ((DoIfCostPaid) effect).isOptional()))
+                .findAny().isPresent()) {
+            throw new IllegalArgumentException(
+                    "DoIfCostPaid effect must have only one optional settings, but it have two (trigger + DoIfCostPaid): "
+                            + this.getClass().getSimpleName());
+        }
+
+        return this;
+    }
+
     @Override
     public TriggeredAbilityImpl setAbilityWord(AbilityWord abilityWord) {
         super.setAbilityWord(abilityWord);

Mage/src/main/java/mage/abilities/effects/common/CreateTokenCopyTargetEffect.java

@@ -61,7 +61,7 @@ public class CreateTokenCopyTargetEffect extends OneShotEffect {
     private final int tokenPower;
     private final int tokenToughness;
     private boolean useLKI = false;
-    private PermanentModifier permanentModifier = null; // TODO: miss copy constructor? Make serializable?
+    private PermanentModifier permanentModifier = null;
 
     // TODO: These constructors are a mess. Copy effects need to be reworked altogether, hopefully clean it up then.
 
@@ -154,6 +154,7 @@ public class CreateTokenCopyTargetEffect extends OneShotEffect {
         this.tokenPower = effect.tokenPower;
         this.tokenToughness = effect.tokenToughness;
         this.useLKI = effect.useLKI;
+        this.permanentModifier = effect.permanentModifier;
     }
 
     @Override