From d2040989f9b84b06d008d999ffa50caf55e59473 Mon Sep 17 00:00:00 2001
From: Sloth <sloth@cardforge.org>
Date: Sun, 3 Mar 2013 23:03:24 +0000
Subject: [PATCH] - Added AI support for Mind Grind.

---
 .../java/forge/card/ability/ai/DigUntilAi.java   | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/main/java/forge/card/ability/ai/DigUntilAi.java b/src/main/java/forge/card/ability/ai/DigUntilAi.java
index 9095786cc7d..eb784eac053 100644
--- a/src/main/java/forge/card/ability/ai/DigUntilAi.java
+++ b/src/main/java/forge/card/ability/ai/DigUntilAi.java
@@ -2,9 +2,12 @@ package forge.card.ability.ai;
 
 import java.util.Random;
 
+import forge.Card;
 import forge.card.ability.SpellAbilityAi;
+import forge.card.spellability.AbilitySub;
 import forge.card.spellability.SpellAbility;
 import forge.card.spellability.Target;
+import forge.game.ai.ComputerUtilMana;
 import forge.game.player.AIPlayer;
 import forge.game.player.Player;
 import forge.game.zone.ZoneType;
@@ -14,6 +17,7 @@ public class DigUntilAi extends SpellAbilityAi {
 
     @Override
     protected boolean canPlayAI(AIPlayer ai, SpellAbility sa) {
+        Card source = sa.getSourceCard();
         double chance = .4; // 40 percent chance with instant speed stuff
         if (SpellAbilityAi.isSorcerySpeed(sa)) {
             chance = .667; // 66.7% chance for sorcery speed (since it will
@@ -36,6 +40,18 @@ public class DigUntilAi extends SpellAbilityAi {
             libraryOwner = opp;
         }
 
+        final String num = sa.getParam("Amount");
+        if ((num != null) && num.equals("X") && source.getSVar(num).equals("Count$xPaid")) {
+            // Set PayX here to maximum value.
+            if (!(sa instanceof AbilitySub) || source.getSVar("PayX").equals("")) {
+                int numCards = ComputerUtilMana.determineLeftoverMana(sa, ai);
+                if (numCards <= 0) {
+                    return false;
+                }
+                source.setSVar("PayX", Integer.toString(numCards));
+            }
+        }
+
         // return false if nothing to dig into
         if (libraryOwner.getCardsIn(ZoneType.Library).isEmpty()) {
             return false;