feat: Accelerated Checkouts

Author: markmur

.swiftlint.yml

@@ -8,6 +8,7 @@ disabled_rules:
   - opening_brace
   - function_body_length
   - trailing_comma
+  - function_parameter_count
 
 opt_in_rules:
   - array_init

dev.yml

@@ -25,9 +25,10 @@ up:
 
 packages:
   - xcode
+  - swiftlint
 
 check:
-  lint_swift: yarn module lint:swift
+  lint_swift: ./scripts/lint_swift
   lint_module: yarn module lint
   lint_sample: yarn sample lint
 

modules/@shopify/checkout-sheet-kit/RNShopifyCheckoutSheetKit.podspec

@@ -20,7 +20,8 @@ Pod::Spec.new do |s|
   s.source_files = "ios/*.{h,m,mm,swift}"
 
 	s.dependency "React-Core"
-	s.dependency "ShopifyCheckoutSheetKit", "~> 3.3.0"
+	s.dependency "ShopifyCheckoutSheetKit", "~> 3.4.0-rc.2"
+	s.dependency "ShopifyCheckoutSheetKit/AcceleratedCheckouts", "~> 3.4.0-rc.2"
 
   if fabric_enabled
 		install_modules_dependencies(s)
@@ -38,5 +39,5 @@ Pod::Spec.new do |s|
 		s.dependency "RCTRequired"
 		s.dependency "RCTTypeSafety"
 		s.dependency "ReactCommon/turbomodule/core"
-   end
+  end
 end

modules/@shopify/checkout-sheet-kit/ios/AcceleratedCheckoutButtons.swift

@@ -0,0 +1,343 @@
+/*
+ MIT License
+
+ Copyright 2023 - Present, Shopify Inc.
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+
+ The above copyright notice and this permission notice shall be included in all
+ copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+import Foundation
+import PassKit
+import React
+import ShopifyCheckoutSheetKit
+import SwiftUI
+import UIKit
+
+// MARK: - AcceleratedCheckout Components
+
+@available(iOS 17.0, *)
+class AcceleratedCheckoutConfiguration {
+    static let shared = AcceleratedCheckoutConfiguration()
+    var configuration: ShopifyAcceleratedCheckouts.Configuration?
+    var wallets: [Wallet] = [Wallet.shopPay, Wallet.applePay]
+
+    private init() {
+        setupApplePay()
+    }
+
+    private func setupApplePay() {
+        // Configure Apple Pay environment
+        // This should be called during app initialization
+        if let merchantID = Bundle.main.object(forInfoDictionaryKey: "ApplePayMerchantID") as? String {
+            // Apple Pay is configured via merchant ID in Info.plist
+            // The actual Apple Pay setup is handled by the ShopifyAcceleratedCheckouts framework
+            print("✅ Apple Pay configured with Merchant ID: \(merchantID)")
+        } else {
+            print("⚠️ Apple Pay Merchant ID not found in Info.plist. Add 'ApplePayMerchantID' key to enable Apple Pay.")
+        }
+    }
+}
+
+@objc(RCTAcceleratedCheckoutButtonsManager)
+class RCTAcceleratedCheckoutButtonsManager: RCTViewManager {
+    override func view() -> UIView! {
+        if #available(iOS 17.0, *) {
+            return RCTAcceleratedCheckoutButtonsView()
+        }
+
+        // Return an empty view for iOS < 17.0 (silent fallback)
+        return UIView()
+    }
+
+    override static func requiresMainQueueSetup() -> Bool {
+        return true
+    }
+
+    override func constantsToExport() -> [AnyHashable: Any]! {
+        return [:]
+    }
+}
+
+@available(iOS 17.0, *)
+class RCTAcceleratedCheckoutButtonsView: UIView {
+    private var hostingController: UIHostingController<AnyView>?
+    private var configuration: ShopifyAcceleratedCheckouts.Configuration?
+    private weak var parentViewController: UIViewController?
+
+    @objc var cartId: String? {
+        didSet {
+            updateView()
+        }
+    }
+
+    @objc var variantId: String? {
+        didSet {
+            updateView()
+        }
+    }
+
+    @objc var quantity: NSNumber = 1 {
+        didSet {
+            updateView()
+        }
+    }
+
+    @objc var cornerRadius: NSNumber = 8 {
+        didSet {
+            updateView()
+        }
+    }
+
+    @objc var wallets: [String]? {
+        didSet {
+            updateView()
+        }
+    }
+
+    @objc var onPress: RCTBubblingEventBlock?
+    @objc var onFail: RCTBubblingEventBlock?
+    @objc var onComplete: RCTBubblingEventBlock?
+    @objc var onCancel: RCTBubblingEventBlock?
+    @objc var onRenderStateChange: RCTBubblingEventBlock?
+    @objc var onShouldRecoverFromError: RCTDirectEventBlock?
+    @objc var onWebPixelEvent: RCTBubblingEventBlock?
+    @objc var onClickLink: RCTBubblingEventBlock?
+
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        setupView()
+    }
+
+    required init?(coder: NSCoder) {
+        super.init(coder: coder)
+        setupView()
+    }
+
+    private func setupView() {
+        // Configuration will be set via a static method from the main module
+        configuration = AcceleratedCheckoutConfiguration.shared.configuration
+
+        // Find the parent view controller
+        DispatchQueue.main.async { [weak self] in
+            self?.parentViewController = self?.findViewController()
+        }
+
+        updateView()
+
+        // Listen for configuration updates
+        NotificationCenter.default.addObserver(
+            self,
+            selector: #selector(configurationUpdated),
+            name: Notification.Name("AcceleratedCheckoutConfigurationUpdated"),
+            object: nil
+        )
+    }
+
+    private func findViewController() -> UIViewController? {
+        var responder: UIResponder? = self
+        while let nextResponder = responder?.next {
+            if let viewController = nextResponder as? UIViewController {
+                return viewController
+            }
+            responder = nextResponder
+        }
+        return nil
+    }
+
+    @objc private func configurationUpdated() {
+        configuration = AcceleratedCheckoutConfiguration.shared.configuration
+        updateView()
+    }
+
+    private func createCartButtons(
+        cartId: String,
+        wallets: [Wallet],
+        config: ShopifyAcceleratedCheckouts.Configuration,
+        applePayConfig: ShopifyAcceleratedCheckouts.ApplePayConfiguration
+    ) -> some View {
+        AcceleratedCheckoutButtons(cartID: cartId)
+            .wallets(wallets)
+            .onComplete { [weak self] event in
+                self?.handleCheckoutCompleted(event)
+            }
+            .onFail { [weak self] error in
+                self?.handleCheckoutFailed(error)
+            }
+            .onCancel { [weak self] in
+                self?.handleCheckoutCancelled()
+            }
+            .onRenderStateChange { [weak self] state in
+                self?.handleRenderStateChange(state)
+            }
+            .onClickLink { [weak self] url in
+                self?.handleClickLink(url)
+            }
+            .onWebPixelEvent { [weak self] event in
+                self?.handleWebPixelEvent(event)
+            }
+            .cornerRadius(CGFloat(cornerRadius.doubleValue))
+            .environment(config)
+            .environment(applePayConfig)
+    }
+
+    private func createVariantButtons(
+        variantId: String,
+        quantity: Int,
+        wallets: [Wallet],
+        config: ShopifyAcceleratedCheckouts.Configuration,
+        applePayConfig: ShopifyAcceleratedCheckouts.ApplePayConfiguration
+    ) -> some View {
+        AcceleratedCheckoutButtons(variantID: variantId, quantity: quantity)
+            .wallets(wallets)
+            .onComplete { [weak self] event in
+                self?.handleCheckoutCompleted(event)
+            }
+            .onFail { [weak self] error in
+                self?.handleCheckoutFailed(error)
+            }
+            .onCancel { [weak self] in
+                self?.handleCheckoutCancelled()
+            }
+            .onRenderStateChange { [weak self] state in
+                self?.handleRenderStateChange(state)
+            }
+            .onClickLink { [weak self] url in
+                self?.handleClickLink(url)
+            }
+            .onWebPixelEvent { [weak self] event in
+                self?.handleWebPixelEvent(event)
+            }
+            .cornerRadius(CGFloat(cornerRadius.doubleValue))
+            .environment(config)
+            .environment(applePayConfig)
+    }
+
+    private func updateView() {
+        // Make sure we have a configuration before creating the view
+        guard let config = configuration else {
+            // If no configuration is set yet, show an empty view
+            if let hostingController {
+                hostingController.rootView = AnyView(EmptyView())
+            }
+            return
+        }
+
+        // Use wallets from props, or fallback to default
+        let shopifyWallets = wallets.map(convertToShopifyWallets) ?? AcceleratedCheckoutConfiguration.shared.wallets
+
+        // Create Apple Pay configuration
+        let applePayConfig = ShopifyAcceleratedCheckouts.ApplePayConfiguration(
+            merchantIdentifier: Bundle.main.object(
+                forInfoDictionaryKey: "ApplePayMerchantID") as? String ?? "merchant.com.shopify",
+            contactFields: [.email, .phone]
+        )
+
+        let swiftUIView: AnyView
+
+        if let cartId {
+            swiftUIView = AnyView(createCartButtons(
+                cartId: cartId,
+                wallets: shopifyWallets,
+                config: config,
+                applePayConfig: applePayConfig
+            ))
+        } else if let variantId {
+            swiftUIView = AnyView(createVariantButtons(
+                variantId: variantId,
+                quantity: quantity.intValue,
+                wallets: shopifyWallets,
+                config: config,
+                applePayConfig: applePayConfig
+            ))
+        } else {
+            // Empty view if no cart or variant ID is provided
+            swiftUIView = AnyView(EmptyView())
+        }
+
+        if let hostingController {
+            hostingController.rootView = swiftUIView
+        } else {
+            hostingController = UIHostingController(rootView: swiftUIView)
+            hostingController?.view.backgroundColor = UIColor.clear
+
+            // Ensure the hosting view can receive touch events
+            hostingController?.view.isUserInteractionEnabled = true
+
+            if let hostingView = hostingController?.view {
+                addSubview(hostingView)
+                hostingView.translatesAutoresizingMaskIntoConstraints = false
+                NSLayoutConstraint.activate([
+                    hostingView.topAnchor.constraint(equalTo: topAnchor),
+                    hostingView.leadingAnchor.constraint(equalTo: leadingAnchor),
+                    hostingView.trailingAnchor.constraint(equalTo: trailingAnchor),
+                    hostingView.bottomAnchor.constraint(equalTo: bottomAnchor)
+                ])
+            }
+        }
+
+        // Ensure this view can also receive touch events
+        isUserInteractionEnabled = true
+    }
+
+    private func convertToShopifyWallets(_ walletStrings: [String]) -> [Wallet] {
+        return walletStrings.compactMap { walletString in
+            switch walletString {
+            case "shopPay":
+                return .shopPay
+            case "applePay":
+                return .applePay
+            default:
+                return nil
+            }
+        }
+    }
+
+    private func handleCheckoutCompleted(_ event: CheckoutCompletedEvent) {
+        onComplete?(ShopifyEventSerialization.serialize(checkoutCompletedEvent: event))
+    }
+
+    private func handleCheckoutFailed(_ error: CheckoutError) {
+        onFail?(ShopifyEventSerialization.serialize(checkoutError: error))
+    }
+
+    private func handleCheckoutCancelled() {
+        onCancel?([:])
+    }
+
+    private func handleRenderStateChange(_ state: RenderState) {
+        onRenderStateChange?(ShopifyEventSerialization.serialize(renderState: state))
+    }
+
+    private func handleWebPixelEvent(_ event: PixelEvent) {
+        onWebPixelEvent?(ShopifyEventSerialization.serialize(pixelEvent: event))
+    }
+
+    private func handleClickLink(_ url: URL) {
+        onClickLink?(ShopifyEventSerialization.serialize(clickEvent: url))
+    }
+
+    override func layoutSubviews() {
+        super.layoutSubviews()
+        hostingController?.view.frame = bounds
+    }
+
+    override var intrinsicContentSize: CGSize {
+        // Provide a default size for the button
+        return CGSize(width: UIView.noIntrinsicMetric, height: 50)
+    }
+}