gistfile1.txt

 If i click sumuppayAction Button, it shows sumuppay login screen. But am not able to write action for that Login Button, am not able to find that button too. Please help out
 
    private func presentLogin(animated: Bool) {
    
        SumupSDK.presentLoginFromViewController(self, animated: animated) { [weak self] (success, error) in
            guard error == nil else {
                return
            }
            
        }
    }

    func sumuppayAction(sender: UIButton!)
    {
        self.presentLogin(true)
    }