protocol CartButtonProtocol: AnyObject {
    var cartBarButton: UIBarButtonItem? { get set }
}

private var UIBarButtonKey: UInt8 = 0

extension CartButtonProtocol {

    var cartBarButton: UIBarButtonItem? {
        get {
            return objc_getAssociatedObject(self, &UIBarButtonKey) as? UIBarButtonItem
        } set {
            guard let newValue = newValue else { return }
            objc_setAssociatedObject(
                self,
                &UIBarButtonKey,
                newValue as AnyObject,
                objc_AssociationPolicy.OBJC_ASSOCIATION_RETAIN_NONATOMIC
            )
        }
    }
}

extension UIViewController: CartButtonProtocol {

    func configureCartBarButtonItem() {
        let image = Asset.icShoppingCartWhite.image.resizeImage(withScale: 0.5)
        let badgeButton = UIButton()
        badgeButton.setImage(image, for: .normal)
        badgeButton.addTarget(self, action: #selector(didTappedCartButton(_:)), for: .touchUpInside)
        cartBarButton = UIBarButtonItem(customView: badgeButton)
        navigationItem.rightBarButtonItem = cartBarButton
    }

    @objc
    private func didTappedCartButton(_ sender: UIBarButtonItem) {
    }
}