@Override public ItemStack getCraftingResult(IInventory inventory) { ItemStack skinStack = null; ItemStack blackStack = null; for (int slotId = 0; slotId < inventory.getSizeInventory(); slotId++) { ItemStack stack = inventory.getStackInSlot(slotId); if (stack != null) { Item item = stack.getItem(); if (item == ModItems.equipmentSkin && EquipmentNBTHelper.stackHasSkinData(stack)) { if (skinStack != null) { return null; } skinStack = stack; } else if (item == ModItems.equipmentSkinTemplate & !EquipmentNBTHelper.stackHasSkinData(stack)) { if (blackStack != null) { return null; } blackStack = stack; } else { return null; } } } if (skinStack != null && blackStack != null) { ItemStack returnStack = new ItemStack(ModItems.equipmentSkin, 1); SkinPointer skinData = EquipmentNBTHelper.getSkinPointerFromStack(skinStack); EquipmentNBTHelper.addSkinDataToStack(returnStack, skinData.skinType, skinData.skinId, false); return returnStack; } return null; }