Fixed #180 : Paying additional cost of Mana Leak or Spell Rupture isn't handled correct

Mage.Client/src/main/java/mage/client/game/GamePanel.java

@@ -491,12 +491,7 @@ public final class GamePanel extends javax.swing.JPanel {
             CombatManager.getInstance().hideCombat(gameId);
         }
 
-        System.out.println("Size: " + game.getStatesSavedSize());
-        if (game.getStatesSavedSize() > 0) {
-            feedbackPanel.allowUndo(game.getStatesSavedSize());
-        } else {
-            feedbackPanel.disableUndo();
-        }
+        feedbackPanel.disableUndo();
 
         this.revalidate();
         this.repaint();
@@ -608,6 +603,11 @@ public final class GamePanel extends javax.swing.JPanel {
                     options.put("your_turn", true);
                     messageToDisplay = message + " <div style='font-size:11pt'>Your turn</div>";
                 }
+                // magenoxx: because of uncaught bug with saving state, rolling back and stack
+                // undo is allowed only for empty stack
+                if (playerView.getStatesSavedSize() > 0 && gameView.getStack().size() == 0) {
+                    feedbackPanel.allowUndo(playerView.getStatesSavedSize());
+                }
                 break;
             }
         }

Mage.Common/src/mage/view/GameView.java

@@ -74,17 +74,10 @@ public class GameView implements Serializable {
     private String priorityPlayerName = "";
     private int turn;
     private boolean special = false;
-    private int statesSavedSize;
 
     public GameView(GameState state, Game game) {
         for (Player player: state.getPlayers().values()) {
             players.add(new PlayerView(player, state, game));
-            if (player.getStoredBookmark() > 0) {
-                if (this.statesSavedSize > 0) {
-                    throw new IllegalStateException("This shouldn't happen");
-                }
-                this.statesSavedSize = player.getStoredBookmark();
-            }
         }
         for (StackObject stackObject: state.getStack()) {
             if (stackObject instanceof StackAbility) {
@@ -260,8 +253,4 @@ public class GameView implements Serializable {
     public boolean getSpecial() {
         return special;
     }
-
-    public int getStatesSavedSize() {
-        return statesSavedSize;
-    }
 }

Mage.Common/src/mage/view/PlayerView.java

@@ -62,6 +62,7 @@ public class PlayerView implements Serializable {
     private UserDataView userDataView;
     private List<EmblemView> emblemList = new ArrayList<EmblemView>();
     private List<UUID> attachments = new ArrayList<UUID>();
+    private int statesSavedSize;
 
     public PlayerView(Player player, GameState state, Game game) {
         this.playerId = player.getId();
@@ -105,6 +106,8 @@ public class PlayerView implements Serializable {
         if (player.getAttachments() != null) {
             attachments.addAll(player.getAttachments());
         }
+
+        this.statesSavedSize = player.getStoredBookmark();
     }
 
     private boolean showInBattlefield(Permanent permanent, GameState state) {
@@ -184,4 +187,8 @@ public class PlayerView implements Serializable {
     public boolean hasAttachments() {
         return attachments != null && attachments.size() > 0;
     }
+
+    public int getStatesSavedSize() {
+        return statesSavedSize;
+    }
 }