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101
Example/Non-Card Payment Examples/GrabPayExampleViewController.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| // | ||
| // GrabPayExampleViewController.swift | ||
| // Non-Card Payment Examples | ||
| // | ||
| // Created by Yuki Tokuhiro on 7/22/20. | ||
| // Copyright © 2020 Stripe. All rights reserved. | ||
| // | ||
|
|
||
| import UIKit | ||
| import Stripe | ||
|
|
||
| /** | ||
| An example of accepting GrabPay payments. | ||
| See https://stripe.com/docs/payments/grabpay/accept-a-payment | ||
| */ | ||
| class GrabPayExampleViewController: UIViewController { | ||
| @objc weak var delegate: ExampleViewControllerDelegate? | ||
| var inProgress: Bool = false { | ||
| didSet { | ||
| navigationController?.navigationBar.isUserInteractionEnabled = !inProgress | ||
| payButton.isEnabled = !inProgress | ||
| inProgress ? activityIndicatorView.startAnimating() : activityIndicatorView.stopAnimating() | ||
| } | ||
| } | ||
|
|
||
| // UI | ||
| lazy var activityIndicatorView = { | ||
| return UIActivityIndicatorView(style: .gray) | ||
| }() | ||
| lazy var payButton: UIButton = { | ||
| let button = UIButton(type: .roundedRect) | ||
| button.setTitle("Pay with GrabPay", for: .normal) | ||
| button.addTarget(self, action: #selector(didTapPayButton), for: .touchUpInside) | ||
| return button | ||
| }() | ||
|
|
||
| override func viewDidLoad() { | ||
| super.viewDidLoad() | ||
| view.backgroundColor = .white | ||
| title = "GrabPay" | ||
| [payButton, activityIndicatorView].forEach { subview in | ||
| view.addSubview(subview) | ||
| subview.translatesAutoresizingMaskIntoConstraints = false | ||
| } | ||
|
|
||
| let constraints = [ | ||
| payButton.centerXAnchor.constraint(equalTo: view.centerXAnchor), | ||
| payButton.centerYAnchor.constraint(equalTo: view.centerYAnchor), | ||
|
|
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| activityIndicatorView.centerXAnchor.constraint(equalTo: view.centerXAnchor), | ||
| activityIndicatorView.centerYAnchor.constraint(equalTo: view.centerYAnchor), | ||
| ] | ||
| NSLayoutConstraint.activate(constraints) | ||
| } | ||
|
|
||
| @objc func didTapPayButton(sender: UIButton) { | ||
| inProgress = true | ||
|
|
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| let grabPayParams = STPPaymentMethodGrabPayParams() | ||
|
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| let billingDetails = STPPaymentMethodBillingDetails() | ||
| billingDetails.name = "Chiaki" | ||
| billingDetails.email = "email@email.com" | ||
|
|
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| let paymentMethodParams = STPPaymentMethodParams(grabPay: grabPayParams, billingDetails: billingDetails, metadata: nil) | ||
|
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| MyAPIClient.shared().createPaymentIntent(completion: { (result, clientSecret, error) in | ||
| guard let clientSecret = clientSecret else { | ||
| self.delegate?.exampleViewController(self, didFinishWithError: error) | ||
| return | ||
| } | ||
|
|
||
| let paymentIntentParams = STPPaymentIntentParams(clientSecret: clientSecret) | ||
| paymentIntentParams.paymentMethodParams = paymentMethodParams | ||
| paymentIntentParams.returnURL = "payments-example://stripe-redirect" | ||
|
|
||
| STPPaymentHandler.shared().confirmPayment(withParams: paymentIntentParams, authenticationContext: self) { (status, intent, error) in | ||
| switch (status) { | ||
| case .canceled: | ||
| self.delegate?.exampleViewController(self, didFinishWithMessage: "Canceled.") | ||
| return | ||
| case .failed: | ||
| self.delegate?.exampleViewController(self, didFinishWithMessage: "Payment failed. \(String(describing: error?.localizedDescription))") | ||
| return | ||
| case .succeeded: | ||
| self.delegate?.exampleViewController(self, didFinishWithMessage: "Your order was received and is awaiting payment confirmation.") | ||
| @unknown default: | ||
| fatalError() | ||
| } | ||
| } | ||
| }, additionalParameters: "country=sg") | ||
| } | ||
| } | ||
|
|
||
| // MARK: - | ||
| extension GrabPayExampleViewController: STPAuthenticationContext { | ||
| func authenticationPresentingViewController() -> UIViewController { | ||
| self | ||
| } | ||
| } |
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