Code cleanup (#188)

Projects/UOContent/Engines/Craft/Core/CraftCollectionExtensions.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+
+namespace Server.Engines.Craft
+{
+  public static class CraftCollectionExtensions
+  {
+    public static int SearchFor(this List<CraftGroup> list, TextDefinition groupName)
+    {
+      for (int i = 0; i < list.Count; i++)
+      {
+        CraftGroup craftGroup = list[i];
+
+        int nameNumber = craftGroup.NameNumber;
+        string nameString = craftGroup.NameString;
+
+        if (nameNumber != 0 && nameNumber == groupName.Number ||
+            nameString != null && nameString == groupName.String)
+          return i;
+      }
+
+      return -1;
+    }
+
+    public static CraftItem SearchForSubclass(this List<CraftItem> list, Type type)
+    {
+      for (int i = 0; i < list.Count; i++)
+      {
+        CraftItem craftItem = list[i];
+
+        if (craftItem.ItemType == type || type.IsSubclassOf(craftItem.ItemType))
+          return craftItem;
+      }
+
+      return null;
+    }
+
+    public static CraftItem SearchFor(this List<CraftItem> list, Type type)
+    {
+      for (int i = 0; i < list.Count; i++)
+      {
+        CraftItem craftItem = list[i];
+        if (craftItem.ItemType == type) return craftItem;
+      }
+
+      return null;
+    }
+  }
+}