HomeViewController(DI).swift

class HomeViewController: UIViewController {
    private let user: User
    private let apiService: ApiService
    private lazy var name = UILabel()

    init(user: User, apiService: ApiService) {
        self.user = user
        self.apiService = apiService
        super.init(nibName: nil, bundle: nil)
    }

    override func viewDidLoad() {
        super.viewDidLoad()
        name.text = user.name
    }

    private func handleSignOutButtonTap() {
        apiService.signout()
    }
}