implement [MH3] Wheel of Potential

Mage.Sets/src/mage/cards/w/WheelOfPotential.java

@@ -0,0 +1,111 @@
+package mage.cards.w;
+
+import mage.abilities.Ability;
+import mage.abilities.costs.Cost;
+import mage.abilities.costs.common.PayEnergyCost;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.counter.GetEnergyCountersControllerEffect;
+import mage.cards.*;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.constants.Zone;
+import mage.counters.CounterType;
+import mage.game.ExileZone;
+import mage.game.Game;
+import mage.players.Player;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author Susucr
+ */
+public final class WheelOfPotential extends CardImpl {
+
+    public WheelOfPotential(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{2}{R}");
+
+        // You get {E}{E}{E}, then you may pay X {E}.
+        // Each player may exile their hand and draw X cards. If X is 7 or more, you may play cards you own exiled this way until the end of your next turn.
+        this.getSpellAbility().addEffect(new GetEnergyCountersControllerEffect(3));
+        this.getSpellAbility().addEffect(new WheelOfPotentialEffect());
+    }
+
+    private WheelOfPotential(final WheelOfPotential card) {
+        super(card);
+    }
+
+    @Override
+    public WheelOfPotential copy() {
+        return new WheelOfPotential(this);
+    }
+}
+
+class WheelOfPotentialEffect extends OneShotEffect {
+
+    WheelOfPotentialEffect() {
+        super(Outcome.DrawCard);
+        staticText = ", then you may pay X {E}.<br>Each player may exile their hand and draw X cards. "
+                + "If X is 7 or more, you may play cards you own exiled this way until the end of your next turn.";
+    }
+
+    private WheelOfPotentialEffect(final WheelOfPotentialEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public WheelOfPotentialEffect copy() {
+        return new WheelOfPotentialEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller == null) {
+            return false;
+        }
+        int numberToPay = controller.getAmount(
+                0, controller.getCountersCount(CounterType.ENERGY),
+                "How many {E} do you want to pay?", game
+        );
+        Cost cost = new PayEnergyCost(numberToPay);
+        int numberPaid = 0;
+        if (cost.pay(source, game, source, controller.getId(), true)) {
+            numberPaid = numberToPay;
+        }
+        Cards cardsExiled = new CardsImpl();
+        for (UUID playerId : game.getState().getPlayersInRange(controller.getId(), game)) {
+            Player player = game.getPlayer(playerId);
+            if (playerId == null) {
+                continue;
+            }
+            Outcome outcome = player.getHand().size() > numberPaid
+                    ? Outcome.Discard : Outcome.DrawCard;
+            if (!player.chooseUse(outcome, "Exile your hand and draw " + numberPaid + "?", source, game)) {
+                game.informPlayers(player.getLogName() + " chose to not exile their hand");
+                continue;
+            }
+            cardsExiled.addAll(player.getHand());
+            player.moveCardsToExile(player.getHand().getCards(game), source, game, true, null, "");
+            player.drawCards(numberPaid, source, game);
+        }
+        if (numberPaid >= 7) {
+            game.getState().applyEffects(game);
+            cardsExiled.removeIf(cardId -> {
+                Card card = game.getCard(cardId);
+                return card == null || !card.getOwnerId().equals(controller.getId());
+            });
+            cardsExiled.retainZone(Zone.EXILED, game);
+            String exileName = CardUtil.getSourceIdName(game, source);
+            UUID exileId = CardUtil.getExileZoneId(game, source);
+            ExileZone exileZone = game.getExile().createZone(exileId, exileName);
+            for (Card card : cardsExiled.getCards(game)) {
+                game.getExile().moveToAnotherZone(card, game, exileZone);
+                CardUtil.makeCardPlayable(game, source, card, false, Duration.UntilEndOfYourNextTurn, false);
+            }
+        }
+        return true;
+    }
+
+}

Mage.Sets/src/mage/sets/ModernHorizons3.java

@@ -305,6 +305,7 @@ public final class ModernHorizons3 extends ExpansionSet {
         cards.add(new SetCardInfo("Warren Soultrader", 110, Rarity.RARE, mage.cards.w.WarrenSoultrader.class));
         cards.add(new SetCardInfo("Wastescape Battlemage", 17, Rarity.UNCOMMON, mage.cards.w.WastescapeBattlemage.class));
         cards.add(new SetCardInfo("Waterlogged Teachings", 261, Rarity.UNCOMMON, mage.cards.w.WaterloggedTeachings.class));
+        cards.add(new SetCardInfo("Wheel of Potential", 144, Rarity.RARE, mage.cards.w.WheelOfPotential.class));
         cards.add(new SetCardInfo("White Orchid Phantom", 47, Rarity.RARE, mage.cards.w.WhiteOrchidPhantom.class));
         cards.add(new SetCardInfo("Wight of the Reliquary", 207, Rarity.RARE, mage.cards.w.WightOfTheReliquary.class));
         cards.add(new SetCardInfo("Windswept Heath", 235, Rarity.RARE, mage.cards.w.WindsweptHeath.class));