[TLA] Implement Earthen Ally

Mage.Sets/src/mage/cards/e/EarthenAlly.java

@@ -0,0 +1,119 @@
+package mage.cards.e;
+
+import mage.MageInt;
+import mage.ObjectColor;
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.dynamicvalue.common.StaticValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.continuous.BoostSourceEffect;
+import mage.abilities.effects.keyword.EarthbendTargetEffect;
+import mage.abilities.hint.Hint;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterControlledPermanent;
+import mage.game.Game;
+import mage.target.common.TargetControlledLandPermanent;
+
+import java.util.UUID;
+import java.util.stream.Collectors;
+
+/**
+ * @author TheElk801
+ */
+public final class EarthenAlly extends CardImpl {
+
+    public EarthenAlly(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{G}");
+
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.SOLDIER);
+        this.subtype.add(SubType.ALLY);
+        this.power = new MageInt(0);
+        this.toughness = new MageInt(2);
+
+        // This creature gets +1/+0 for each color among Allies you control.
+        this.addAbility(new SimpleStaticAbility(new BoostSourceEffect(
+                EarthenAllyValue.instance, StaticValue.get(0), Duration.WhileOnBattlefield
+        )).addHint(EarthenAllyHint.instance));
+
+        // {2}{W}{U}{B}{R}{G}: Earthbend 5.
+        Ability ability = new SimpleActivatedAbility(
+                new EarthbendTargetEffect(5), new ManaCostsImpl<>("{2}{W}{U}{B}{R}{G}")
+        );
+        ability.addTarget(new TargetControlledLandPermanent());
+        this.addAbility(ability);
+    }
+
+    private EarthenAlly(final EarthenAlly card) {
+        super(card);
+    }
+
+    @Override
+    public EarthenAlly copy() {
+        return new EarthenAlly(this);
+    }
+}
+
+enum EarthenAllyValue implements DynamicValue {
+    instance;
+    private static final FilterPermanent filter = new FilterControlledPermanent(SubType.ALLY);
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        return getColors(game, sourceAbility).getColorCount();
+    }
+
+    static ObjectColor getColors(Game game, Ability sourceAbility) {
+        return game.getBattlefield()
+                .getActivePermanents(filter, sourceAbility.getControllerId(), sourceAbility, game)
+                .stream()
+                .map(permanent -> permanent.getColor(game))
+                .collect(Collectors.reducing((c1, c2) -> c1.union(c2)))
+                .orElseGet(ObjectColor::new);
+    }
+
+    @Override
+    public EarthenAllyValue copy() {
+        return this;
+    }
+
+    @Override
+    public String getMessage() {
+        return "color among Allies you control";
+    }
+
+    @Override
+    public String toString() {
+        return "1";
+    }
+}
+
+enum EarthenAllyHint implements Hint {
+    instance;
+
+    @Override
+    public String getText(Game game, Ability ability) {
+        ObjectColor color = EarthenAllyValue.getColors(game, ability);
+        return "Colors among Allies you control: " + color.getColorCount() +
+                (color.getColorCount() > 0
+                        ? color
+                        .getColors()
+                        .stream()
+                        .map(ObjectColor::getDescription)
+                        .collect(Collectors.joining(", ", " (", ")"))
+                        : "");
+    }
+
+    @Override
+    public Hint copy() {
+        return this;
+    }
+}

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

@@ -104,6 +104,8 @@ public final class AvatarTheLastAirbender extends ExpansionSet {
         cards.add(new SetCardInfo("Earthbender Ascension", 175, Rarity.RARE, mage.cards.e.EarthbenderAscension.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Earthbender Ascension", 307, Rarity.RARE, mage.cards.e.EarthbenderAscension.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Earthbending Lesson", 176, Rarity.COMMON, mage.cards.e.EarthbendingLesson.class));
+        cards.add(new SetCardInfo("Earthen Ally", 177, Rarity.RARE, mage.cards.e.EarthenAlly.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Earthen Ally", 377, Rarity.RARE, mage.cards.e.EarthenAlly.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Enter the Avatar State", 18, Rarity.UNCOMMON, mage.cards.e.EnterTheAvatarState.class));
         cards.add(new SetCardInfo("Epic Downfall", 96, Rarity.UNCOMMON, mage.cards.e.EpicDownfall.class));
         cards.add(new SetCardInfo("Fancy Footwork", 19, Rarity.UNCOMMON, mage.cards.f.FancyFootwork.class));