add GetTotalAttackingMonsterAttack (#80)

Game/AI/AIFunctions.cs

@@ -41,6 +41,19 @@ namespace WindBot.Game.AI
             return 1;
         }
 
+        /// <summary>
+        /// Get the total ATK Monster of the player.
+        /// </summary>
+        public int GetTotalAttackingMonsterAttack(int player)
+        {
+            int atk = 0;
+            foreach (ClientCard m in Duel.Fields[player].GetMonsters())
+            {
+                if (m.IsAttack())
+                    atk += m.Attack;
+            }
+            return atk;
+        }
         /// <summary>
         /// Get the best ATK or DEF power of the field.
         /// </summary>