Merge pull request #5532 from magefree/coinFlips

Added support for multiple copies of Krark's Thumb

Mage.Sets/src/mage/cards/k/KrarksThumb.java

@@ -6,13 +6,13 @@ import mage.abilities.common.SimpleStaticAbility;
 import mage.abilities.effects.ReplacementEffectImpl;
 import mage.cards.CardImpl;
 import mage.cards.CardSetInfo;
-import mage.constants.*;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.constants.SuperType;
 import mage.game.Game;
 import mage.game.events.FlipCoinEvent;
 import mage.game.events.GameEvent;
-import mage.players.Player;
-import mage.util.CardUtil;
-import mage.util.RandomUtil;
 
 import java.util.UUID;
 
@@ -26,7 +26,7 @@ public final class KrarksThumb extends CardImpl {
         addSuperType(SuperType.LEGENDARY);
 
         // If you would flip a coin, instead flip two coins and ignore one.
-        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new KrarksThumbEffect()));
+        this.addAbility(new SimpleStaticAbility(new KrarksThumbEffect()));
     }
 
     private KrarksThumb(final KrarksThumb card) {
@@ -43,33 +43,22 @@ class KrarksThumbEffect extends ReplacementEffectImpl {
 
     KrarksThumbEffect() {
         super(Duration.WhileOnBattlefield, Outcome.Benefit);
-        staticText = "If you would flip a coin, instead flip two coins and ignore one";
+        staticText = "If you would flip a coin, instead flip two coins and ignore one.";
     }
 
     private KrarksThumbEffect(final KrarksThumbEffect effect) {
         super(effect);
     }
 
+    @Override
+    public KrarksThumbEffect copy() {
+        return new KrarksThumbEffect(this);
+    }
+
     @Override
     public boolean replaceEvent(GameEvent event, Ability source, Game game) {
-        Player player = game.getPlayer(event.getPlayerId());
+        FlipCoinEvent flipCoinEvent = (FlipCoinEvent) event;
-        if (player == null || !player.getId().equals(source.getControllerId())) {
+        flipCoinEvent.setFlipCount(2 * flipCoinEvent.getFlipCount());
-            return false;
-        }
-        FlipCoinEvent flipEvent = (FlipCoinEvent) event;
-        boolean secondFlip = RandomUtil.nextBoolean();
-        game.informPlayers(player.getLogName() + " flipped a " + flipEvent.getResultName()
-                + " and a " + CardUtil.booleanToFlipName(secondFlip)
-        );
-        boolean chosenFlip = player.chooseUse(
-                Outcome.Benefit, "Choose which coin you want",
-                (flipEvent.isWinnable() ? "(You chose " + flipEvent.getChosenName() + ")" : null),
-                flipEvent.getResultName(), CardUtil.booleanToFlipName(secondFlip), source, game
-        );
-        if (!chosenFlip) {
-            flipEvent.setResult(secondFlip);
-        }
-        game.informPlayers(player.getLogName() + " chooses to keep " + flipEvent.getResultName());
         return false;
     }
 
@@ -87,9 +76,4 @@ class KrarksThumbEffect extends ReplacementEffectImpl {
     public boolean apply(Game game, Ability source) {
         return false;
     }
-
-    @Override
-    public KrarksThumbEffect copy() {
-        return new KrarksThumbEffect(this);
-    }
 }

Mage/src/main/java/mage/game/events/FlipCoinEvent.java

@@ -11,6 +11,7 @@ public class FlipCoinEvent extends GameEvent {
     private boolean result;
     private final boolean chosen;
     private final boolean winnable;
+    private int flipCount = 1;
 
     public FlipCoinEvent(UUID playerId, UUID sourceId, boolean result, boolean chosen, boolean winnable) {
         super(EventType.FLIP_COIN, playerId, sourceId, playerId);
@@ -43,6 +44,14 @@ public class FlipCoinEvent extends GameEvent {
         return winnable;
     }
 
+    public int getFlipCount() {
+        return flipCount;
+    }
+
+    public void setFlipCount(int flipCount) {
+        this.flipCount = flipCount;
+    }
+
     public CoinFlippedEvent getFlippedEvent() {
         return new CoinFlippedEvent(playerId, sourceId, result, chosen, winnable);
     }

Mage/src/main/java/mage/players/Player.java

@@ -355,6 +355,7 @@ public interface Player extends MageItem, Copyable<Player> {
     /**
      * Reveals all players' libraries. Useful for abilities like Jace, Architect of Thought's -8
      * that have effects that require information from all libraries.
+     *
      * @param source
      * @param game
      * @return

Mage/src/main/java/mage/players/PlayerImpl.java

@@ -2573,13 +2573,34 @@ public abstract class PlayerImpl implements Player, Serializable {
         boolean chosen = false;
         if (winnable) {
             chosen = this.chooseUse(Outcome.Benefit, "Heads or tails?", "", "Heads", "Tails", source, game);
-            game.informPlayers(getLogName() + " chose " + (chosen ? "heads." : "tails."));
+            game.informPlayers(getLogName() + " chose " + CardUtil.booleanToFlipName(chosen));
         }
         boolean result = RandomUtil.nextBoolean();
         FlipCoinEvent event = new FlipCoinEvent(playerId, source.getSourceId(), result, chosen, winnable);
         event.addAppliedEffects(appliedEffects);
         game.replaceEvent(event);
-        game.informPlayers(getLogName() + " got " + (event.getResult() ? "heads" : "tails"));
+        game.informPlayers(getLogName() + " flipped " + CardUtil.booleanToFlipName(event.getResult()));
+        if (event.getFlipCount() > 1) {
+            boolean canChooseHeads = event.getResult();
+            boolean canChooseTails = !event.getResult();
+            for (int i = 1; i < event.getFlipCount(); i++) {
+                boolean tempFlip = RandomUtil.nextBoolean();
+                canChooseHeads = canChooseHeads || tempFlip;
+                canChooseTails = canChooseTails || !tempFlip;
+                game.informPlayers(getLogName() + " flipped " + CardUtil.booleanToFlipName(tempFlip));
+            }
+            if (canChooseHeads && canChooseTails) {
+                event.setResult(chooseUse(Outcome.Benefit, "Choose which flip to keep",
+                        (event.isWinnable() ? "(You called " + event.getChosenName() + ")" : null),
+                        "Heads", "Tails", source, game
+                ));
+            } else if (canChooseHeads) {
+                event.setResult(true);
+            } else {
+                event.setResult(false);
+            }
+            game.informPlayers(getLogName() + " chose to keep " + CardUtil.booleanToFlipName(event.getResult()));
+        }
         if (event.isWinnable()) {
             game.informPlayers(getLogName() + " " + (event.getResult() == event.getChosen() ? "won" : "lost") + " the flip");
         }