From 0c9eef4f64bdb8ae896093bd6591fd3da94d23a9 Mon Sep 17 00:00:00 2001
From: Sloth <sloth@cardforge.org>
Date: Sat, 14 Jul 2012 21:07:56 +0000
Subject: [PATCH] - Added first functionality to ReduceCostAbility. - Converted
 Helm of Awakening.

---
 res/cardsfolder/h/helm_of_awakening.txt       |  2 +-
 src/main/java/forge/GameAction.java           |  4 ++--
 .../StaticAbilityCostChange.java              | 19 +++++++++++++++----
 3 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/res/cardsfolder/h/helm_of_awakening.txt b/res/cardsfolder/h/helm_of_awakening.txt
index b64a3b2936b..39acc3c5520 100644
--- a/res/cardsfolder/h/helm_of_awakening.txt
+++ b/res/cardsfolder/h/helm_of_awakening.txt
@@ -2,7 +2,7 @@ Name:Helm of Awakening
 ManaCost:2
 Types:Artifact
 Text:no text
-K:CostChange:All:Less:1:Spell:All:All:NoSpecial:Spells cost 1 less to cast.
+S:Mode$ ReduceCost | ValidCard$ Card | Type$ Spell | Amount$ 1 | Description$ Spells cost 1 less to cast.
 SVar:Rarity:Uncommon
 SVar:Picture:http://www.wizards.com/global/images/magic/general/helm_of_awakening.jpg
 SetInfo:VIS|Uncommon|http://magiccards.info/scans/en/vi/145.jpg
diff --git a/src/main/java/forge/GameAction.java b/src/main/java/forge/GameAction.java
index a6963f5012f..62f38c4702a 100644
--- a/src/main/java/forge/GameAction.java
+++ b/src/main/java/forge/GameAction.java
@@ -2470,12 +2470,12 @@ public class GameAction {
         } // Khalni Hydra
 
         // Reduce cost
-        /*for (Card c : cardsInPlay) {
+        for (Card c : AllZoneUtil.getCardsIn(ZoneType.Battlefield)) {
             final ArrayList<StaticAbility> staticAbilities = c.getStaticAbilities();
             for (final StaticAbility stAb : staticAbilities) {
                 manaCost = stAb.applyAbility("ReduceCost", spell, manaCost);
             }
-        }*/
+        }
         return manaCost;
     } // GetSpellCostChange
 
diff --git a/src/main/java/forge/card/staticability/StaticAbilityCostChange.java b/src/main/java/forge/card/staticability/StaticAbilityCostChange.java
index 12ba8f0bca8..1dd8ef468fa 100644
--- a/src/main/java/forge/card/staticability/StaticAbilityCostChange.java
+++ b/src/main/java/forge/card/staticability/StaticAbilityCostChange.java
@@ -20,6 +20,7 @@ package forge.card.staticability;
 import java.util.HashMap;
 
 import forge.Card;
+import forge.card.cardfactory.CardFactoryUtil;
 import forge.card.mana.ManaCost;
 import forge.card.spellability.SpellAbility;
 import forge.game.player.Player;
@@ -83,17 +84,17 @@ public class StaticAbilityCostChange {
         final Card hostCard = staticAbility.getHostCard();
         final Player activator = sa.getActivatingPlayer();
         final Card card = sa.getSourceCard();
+        final String amount = params.get("Amount");
+        final ManaCost manaCost = new ManaCost(originalCost.toString());
 
         if (params.containsKey("ValidCard")
                 && !card.isValid(params.get("ValidCard").split(","), hostCard.getController(), hostCard)) {
             return originalCost;
         }
-
         if (params.containsKey("Activator") && ((activator == null)
                 || !activator.isValid(params.get("Activator"), hostCard.getController(), hostCard))) {
             return originalCost;
         }
-
         if (params.containsKey("Type") && params.get("Type").equals("Spell") && !sa.isSpell()) {
             return originalCost;
         }
@@ -101,7 +102,17 @@ public class StaticAbilityCostChange {
             return originalCost;
         }
 
-        //modify the cost here
-        return originalCost;
+        if (!"WUGRB".contains(amount)) {
+            int value = 0;
+            if ("X".equals(amount)) {
+                value = CardFactoryUtil.xCount(card, card.getSVar("X"));
+            } else {
+                value = Integer.valueOf(amount);
+            }
+
+            manaCost.decreaseColorlessMana(value);
+        }
+
+        return manaCost;
     }
 }