resource stacking bug

src/engine/objects/CharacterItemManager.java

@@ -1282,13 +1282,9 @@ public class CharacterItemManager {
             } else{
                 i.setNumOfItems(count);
                 for(Item item : purge){
-                    this.delete(item);
+                    this.removeItemFromInventory(item);
                 }
-                this.inventory.removeAll(purge);
-                this.inventory.add(i);
             }
-            this.updateInventory();
-        }else {
             this.inventory.add(i);
             this.itemIDtoType.put(i.getObjectUUID(), i.getObjectType().ordinal());