[OTJ] Implement Prairie Dog

Mage.Sets/src/mage/cards/p/PrairieDog.java

@@ -0,0 +1,97 @@
+package mage.cards.p;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.BeginningOfEndStepTriggeredAbility;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.condition.common.HaventCastSpellFromHandThisTurnCondition;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.ReplacementEffectImpl;
+import mage.abilities.effects.common.counter.AddCountersSourceEffect;
+import mage.abilities.keyword.LifelinkAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.counters.CounterType;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author Susucr
+ */
+public final class PrairieDog extends CardImpl {
+
+    public PrairieDog(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{W}");
+
+        this.subtype.add(SubType.SQUIRREL);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(2);
+
+        // Lifelink
+        this.addAbility(LifelinkAbility.getInstance());
+
+        // At the beginning of your end step, if you haven't cast a spell from your hand this turn, put a +1/+1 counter on Prairie Dog.
+        this.addAbility(new BeginningOfEndStepTriggeredAbility(
+                Zone.BATTLEFIELD, new AddCountersSourceEffect(CounterType.P1P1.createInstance()),
+                TargetController.YOU, HaventCastSpellFromHandThisTurnCondition.instance, false
+        ).addHint(HaventCastSpellFromHandThisTurnCondition.hint));
+
+        // {4}{W}: Until end of turn, if you would put one or more +1/+1 counters on a creature you control, put that many plus one +1/+1 counters on it instead.
+        this.addAbility(new SimpleActivatedAbility(new PrairieDogReplacementEffect(), new ManaCostsImpl<>("{4}{W}")));
+    }
+
+    private PrairieDog(final PrairieDog card) {
+        super(card);
+    }
+
+    @Override
+    public PrairieDog copy() {
+        return new PrairieDog(this);
+    }
+}
+
+class PrairieDogReplacementEffect extends ReplacementEffectImpl {
+
+    PrairieDogReplacementEffect() {
+        super(Duration.EndOfTurn, Outcome.BoostCreature, false);
+        staticText = "Until end of turn, "
+                + "if you would put one or more +1/+1 counters on a creature you control, "
+                + "put that many plus one +1/+1 counters on it instead";
+    }
+
+    private PrairieDogReplacementEffect(final PrairieDogReplacementEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public PrairieDogReplacementEffect copy() {
+        return new PrairieDogReplacementEffect(this);
+    }
+
+    @Override
+    public boolean replaceEvent(GameEvent event, Ability source, Game game) {
+        event.setAmountForCounters(CardUtil.overflowInc(event.getAmount(), 1), true);
+        return false;
+    }
+
+    @Override
+    public boolean checksEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.ADD_COUNTERS;
+    }
+
+    @Override
+    public boolean applies(GameEvent event, Ability source, Game game) {
+        Permanent permanent = game.getPermanent(event.getTargetId());
+        return event.getAmount() > 0
+                && source.isControlledBy(event.getPlayerId())
+                && permanent != null
+                && permanent.isCreature(game)
+                && permanent.isControlledBy(source.getControllerId())
+                && event.getData().equals(CounterType.P1P1.getName());
+    }
+}

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

@@ -164,6 +164,7 @@ public final class OutlawsOfThunderJunction extends ExpansionSet {
         cards.add(new SetCardInfo("Pillage the Bog", 224, Rarity.RARE, mage.cards.p.PillageTheBog.class));
         cards.add(new SetCardInfo("Plains", 272, Rarity.LAND, mage.cards.basiclands.Plains.class, FULL_ART_BFZ_VARIOUS));
         cards.add(new SetCardInfo("Plan the Heist", 62, Rarity.UNCOMMON, mage.cards.p.PlanTheHeist.class));
+        cards.add(new SetCardInfo("Prairie Dog", 24, Rarity.UNCOMMON, mage.cards.p.PrairieDog.class));
         cards.add(new SetCardInfo("Prosperity Tycoon", 25, Rarity.UNCOMMON, mage.cards.p.ProsperityTycoon.class));
         cards.add(new SetCardInfo("Quilled Charger", 139, Rarity.COMMON, mage.cards.q.QuilledCharger.class));
         cards.add(new SetCardInfo("Railway Brawler", 175, Rarity.MYTHIC, mage.cards.r.RailwayBrawler.class));