[ECL] Implement Deepway Navigator

Mage.Sets/src/mage/cards/d/DeepwayNavigator.java

@@ -0,0 +1,149 @@
+package mage.cards.d;
+
+import mage.MageInt;
+import mage.MageObjectReference;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.decorator.ConditionalContinuousEffect;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.UntapAllEffect;
+import mage.abilities.effects.common.continuous.BoostControlledEffect;
+import mage.abilities.hint.Hint;
+import mage.abilities.hint.ValueHint;
+import mage.abilities.keyword.FlashAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.constants.WatcherScope;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterControlledPermanent;
+import mage.filter.predicate.mageobject.AnotherPredicate;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.watchers.Watcher;
+
+import java.util.*;
+
+/**
+ * @author TheElk801
+ */
+public final class DeepwayNavigator extends CardImpl {
+
+    private static final FilterPermanent filter
+            = new FilterControlledPermanent(SubType.MERFOLK, "each other Merfolk you control");
+
+    static {
+        filter.add(AnotherPredicate.instance);
+    }
+
+    public DeepwayNavigator(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{W}{U}");
+
+        this.subtype.add(SubType.MERFOLK);
+        this.subtype.add(SubType.WIZARD);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(2);
+
+        // Flash
+        this.addAbility(FlashAbility.getInstance());
+
+        // When this creature enters, untap each other Merfolk you control.
+        this.addAbility(new EntersBattlefieldTriggeredAbility(new UntapAllEffect(filter)));
+
+        // As long as you attacked with three or more Merfolk this turn, Merfolk you control get +1/+0.
+        this.addAbility(new SimpleStaticAbility(new ConditionalContinuousEffect(
+                new BoostControlledEffect(
+                        1, 0, Duration.WhileOnBattlefield, filter, false
+                ), DeepwayNavigatorCondition.instance, "as long as you attacked " +
+                "with three or more Merfolk this turn, Merfolk you control get +1/+0"
+        )).addHint(DeepwayNavigatorValue.getHint()), new DeepwayNavigatorWatcher());
+    }
+
+    private DeepwayNavigator(final DeepwayNavigator card) {
+        super(card);
+    }
+
+    @Override
+    public DeepwayNavigator copy() {
+        return new DeepwayNavigator(this);
+    }
+}
+
+enum DeepwayNavigatorCondition implements Condition {
+    instance;
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return DeepwayNavigatorValue.instance.calculate(game, source, null) >= 3;
+    }
+}
+
+enum DeepwayNavigatorValue implements DynamicValue {
+    instance;
+    private static final Hint hint = new ValueHint("Merfolk you attacked with this turn", instance);
+
+    public static Hint getHint() {
+        return hint;
+    }
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        return DeepwayNavigatorWatcher.getCount(game, sourceAbility);
+    }
+
+    @Override
+    public DeepwayNavigatorValue copy() {
+        return this;
+    }
+
+    @Override
+    public String getMessage() {
+        return "";
+    }
+
+    @Override
+    public String toString() {
+        return "1";
+    }
+}
+
+class DeepwayNavigatorWatcher extends Watcher {
+
+    private final Map<UUID, Set<MageObjectReference>> map = new HashMap<>();
+
+    DeepwayNavigatorWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() != GameEvent.EventType.ATTACKER_DECLARED) {
+            return;
+        }
+        Permanent permanent = game.getPermanent(event.getTargetId());
+        if (permanent != null && permanent.hasSubtype(SubType.MERFOLK, game)) {
+            map.computeIfAbsent(permanent.getControllerId(), x -> new HashSet<>())
+                    .add(new MageObjectReference(permanent, game));
+        }
+    }
+
+    @Override
+    public void reset() {
+        super.reset();
+        map.clear();
+    }
+
+    static int getCount(Game game, Ability source) {
+        return game.getState()
+                .getWatcher(DeepwayNavigatorWatcher.class)
+                .map
+                .getOrDefault(source.getControllerId(), Collections.emptySet())
+                .size();
+    }
+}

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

@@ -115,6 +115,8 @@ public final class LorwynEclipsed extends ExpansionSet {
         cards.add(new SetCardInfo("Deceit", 293, Rarity.MYTHIC, mage.cards.d.Deceit.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Deepchannel Duelist", 213, Rarity.UNCOMMON, mage.cards.d.DeepchannelDuelist.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Deepchannel Duelist", 333, Rarity.UNCOMMON, mage.cards.d.DeepchannelDuelist.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Deepway Navigator", 214, Rarity.RARE, mage.cards.d.DeepwayNavigator.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Deepway Navigator", 370, Rarity.RARE, mage.cards.d.DeepwayNavigator.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Disruptor of Currents", 303, Rarity.RARE, mage.cards.d.DisruptorOfCurrents.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Disruptor of Currents", 47, Rarity.RARE, mage.cards.d.DisruptorOfCurrents.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Doran, Besieged by Time", 215, Rarity.RARE, mage.cards.d.DoranBesiegedByTime.class, NON_FULL_USE_VARIOUS));