add apple pay integration

ExampleApp/ExampleApp.entitlements

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict/>
+</plist>

ExampleApp/ExampleAppDebug.entitlements

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.developer.in-app-payments</key>
+	<array>
+		<string>merchant.your_merchant_id</string>
+	</array>
+</dict>
+</plist>

ExampleApp/Models/LocalConfig.swift

@@ -10,6 +10,8 @@ struct LocalConfig: Codable {
     var devMode: Bool {
         devVaultBaseURL != nil && devApiBaseURL != nil
     }
+
+    var merchantId: String = ""
 
     init() {
         devVaultBaseURL = nil

ExampleApp/Views/ProductDetailViewController.swift

@@ -8,6 +8,10 @@ class ProductDetailViewController: BaseViewController {
             publicKey: LocalConfig.default.publicKey,
             configuration: LocalConfig.default.configuration
         )
+
+        // Setup merchant ID for ApplePay
+        omiseSDK.setupApplePay(for: LocalConfig.default.merchantId, requiredBillingAddress: true)
+
         // Setup shared instance to use from other screens if required
         OmiseSDK.shared = omiseSDK
         return omiseSDK

OmiseSDK/Resources/Assets.xcassets/Method/ApplePay.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "Apple_Pay_Mark_RGB_041619-3.pdf",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

OmiseSDK/Resources/en.lproj/Localizable.strings

@@ -11,6 +11,7 @@
 // Source Types
 "SourceType.alipay" = "Alipay Online";
 "SourceType.alipay.footnote" = "(Alipay+™ Partner)";
+"SourceType.applepay" = "Apple Pay";
 "SourceType.bill_payment_tesco_lotus" = "Lotus's Bill Payment";
 "SourceType.installment_bay" = "Krungsri";
 "SourceType.installment_bbl" = "Bangkok Bank";
@@ -126,3 +127,6 @@
 
 // Authorizing Payment
 "AuthorizingPayment.title" = "Authorizing Payment";
+
+// Apple Pay
+"ApplePay.not.available.text" = "Apple Pay is not available on this device";

OmiseSDK/Resources/ja.lproj/Localizable.strings

@@ -11,6 +11,7 @@
 // Source Types
 "SourceType.alipay" = "アリペイオンライン";
 "SourceType.alipay.footnote" = "(アリペイプラス)";
+"SourceType.applepay" = "Apple Pay";
 "SourceType.bill_payment_tesco_lotus" = "ロータス";
 "SourceType.installment_bay" = "クルンシィ";
 "SourceType.installment_bbl" = "バンコク銀行";
@@ -126,3 +127,6 @@
 
 // Authorizing Payment
 "AuthorizingPayment.title" = "決済の認可";
+
+// Apple Pay
+"ApplePay.not.available.text" = "この端末ではApple Payはご利用いただけません";

OmiseSDK/Resources/th.lproj/Localizable.strings

@@ -11,6 +11,7 @@
 // Source Types
 "SourceType.alipay" = "อาลีเพย์ (ออนไลน์)";
 "SourceType.alipay.footnote" = "(อาลีเพย์พลัส)";
+"SourceType.applepay" = "Apple Pay";
 "SourceType.bill_payment_tesco_lotus" = "โลตัสบิลเพย์เมนต์";
 "SourceType.installment_bay" = "ธนาคารกรุงศรี";
 "SourceType.installment_bbl" = "ธนาคารกรุงเทพ";
@@ -123,3 +124,6 @@
 
 // Authorizing Payment
 "AuthorizingPayment.title" = "กำลังอนุมัติวงเงิน";
+
+// Apple Pay
+"ApplePay.not.available.text" = "ไม่สามารถใช้งาน Apple Pay ได้บนอุปกรณ์นี้";

OmiseSDK/Sources/ClientProtocol.swift

@@ -21,6 +21,11 @@ public protocol ClientProtocol {
     /// - parameter completion: Returns `Token`object  on success and `Error` on request failed
     func createToken(payload: CreateTokenPayload, _ completion: @escaping ResponseClosure<Token, Error>)
 
+    /// Sends `Create a Token` API request with return ApplePay's PKPayment  token
+    /// - parameter applePayToken: Information required to perform Create a Token API request with ApplePay token Payload
+    /// - parameter completion: Returns `Token`object  on success and `Error` on request failed
+    func createToken(applePayToken: CreateTokenApplePayPayload, _ completion: @escaping ResponseClosure<Token, Error>)
+
     /// Requests a `Token` from API with given Token ID
     /// - parameter tokenID: Token identifier
     /// - parameter completion: Returns `Token`object  on success and `Error` on request failed

OmiseSDK/Sources/OmiseAPI/Client.swift

@@ -62,6 +62,10 @@ class Client: ClientProtocol {
     func createToken(payload: CreateTokenPayload, _ completion: @escaping ResponseClosure<Token, Error>) {
         performRequest(api: OmiseAPI.createToken(payload: payload), completion: completion)
     }
+
+    func createToken(applePayToken: CreateTokenApplePayPayload, _ completion: @escaping ResponseClosure<Token, Error>) {
+        performRequest(api: OmiseAPI.createTokenFromApplePayToken(token: applePayToken), completion: completion)
+    }
 
     /// Requests a `Token` from API with given Token ID
     /// - parameter tokenID: Token identifier

OmiseSDK/Sources/OmiseAPI/JSON Models/Capabilities/Capability.swift

@@ -5,6 +5,7 @@ public struct Capability {
     public let countryCode: String
     public let paymentMethods: [Capability.PaymentMethod]
     public let banks: Set<String>
+    public let tokenizationMethods: Set<String>
 }
 
 extension Capability {
@@ -34,5 +35,6 @@ extension Capability: Codable {
         case countryCode = "country"
         case paymentMethods = "payment_methods"
         case banks
+        case tokenizationMethods = "tokenization_methods"
     }
 }

OmiseSDK/Sources/OmiseAPI/JSON Models/Token/Token.swift

@@ -23,3 +23,9 @@ extension Token: Decodable {
         case chargeStatus = "charge_status"
     }
 }
+
+extension Token: Equatable {
+    public static func == (lhs: Token, rhs: Token) -> Bool {
+        lhs.id == rhs.id
+    }
+}

OmiseSDK/Sources/OmiseAPI/OmiseAPI.swift

@@ -25,6 +25,7 @@ enum OmiseAPI {
     case capability
     case token(tokenID: String)
     case createToken(payload: CreateTokenPayload)
+    case createTokenFromApplePayToken(token: CreateTokenApplePayPayload)
     case createSource(payload: CreateSourcePayload)
     case netceteraConfig(baseUrl: URL)
 }
@@ -38,7 +39,7 @@ extension OmiseAPI: APIProtocol {
         switch self {
         case .capability, .createSource:
             return .api
-        case .token, .createToken:
+        case .token, .createToken, .createTokenFromApplePayToken:
             return .vault
         case .netceteraConfig(let baseURL):
             return .other(baseURL: baseURL)
@@ -51,7 +52,7 @@ extension OmiseAPI: APIProtocol {
             return "capability"
         case .token(let tokenID):
             return "tokens/\(tokenID)"
-        case .createToken:
+        case .createToken, .createTokenFromApplePayToken:
             return "tokens"
         case .createSource:
             return "sources"
@@ -68,7 +69,7 @@ extension OmiseAPI: APIProtocol {
         switch self {
         case .capability, .token:
             return .get
-        case .createToken, .createSource:
+        case .createToken, .createSource, .createTokenFromApplePayToken:
             return .post
         case .netceteraConfig:
             return .get
@@ -83,6 +84,8 @@ extension OmiseAPI: APIProtocol {
         switch self {
         case .createToken(let payload):
             return try? jsonEncoder.encode(payload)
+        case .createTokenFromApplePayToken(let payload):
+            return try? jsonEncoder.encode(payload)
         case .createSource(let sourcePayment):
             return try? jsonEncoder.encode(sourcePayment)
         default:

OmiseSDK/Sources/OmiseAPI/Payloads/CreateTokenApplePayPayload.swift

@@ -0,0 +1,127 @@
+import Foundation
+import PassKit
+
+/// Payload to create a token using Apple Pay data.
+/// This structure is used as the request body in Omise's createToken API.
+/// See: https://docs.opn.ooo/tokens
+public struct CreateTokenApplePayPayload: Codable, Equatable {
+    public static func == (lhs: CreateTokenApplePayPayload, rhs: CreateTokenApplePayPayload) -> Bool {
+        lhs.tokenization.merchantId == rhs.tokenization.merchantId &&
+        lhs.tokenization.method == rhs.tokenization.method &&
+        lhs.tokenization.data == rhs.tokenization.data
+    }
+
+    /// The tokenization information required to create a token.
+    var tokenization: Tokenization
+
+    /// The tokenization data for Apple Pay.
+    /// This nested structure includes the payment method, payment data, merchant details,
+    /// and optionally billing address information.
+    public struct Tokenization: Codable {
+        /// The method used for tokenization (e.g., "applepay").
+        let method: String
+        /// The payment token data as a string.
+        let data: String
+        /// The merchant identifier registered for Apple Pay.
+        let merchantId: String
+        /// The card brand (e.g., "Visa", "AmEx").
+        let brand: String
+
+        /// Optional billing name.
+        var billingName: String?
+        /// Optional billing city.
+        var billingCity: String?
+        /// Optional billing country.
+        var billingCountry: String?
+        /// Optional billing postal code.
+        var billingPostalCode: String?
+        /// Optional billing state.
+        var billingState: String?
+        /// Optional billing street line 1.
+        var billingStreet1: String?
+        /// Optional billing street line 2.
+        var billingStreet2: String?
+        /// Optional billing phone number.
+        var billingPhoneNumber: String?
+
+        /// Initializes a new tokenization object with required and optional billing parameters.
+        ///
+        /// - Parameters:
+        ///   - method: The tokenization method (e.g., "applepay").
+        ///   - data: The payment token data as a string.
+        ///   - merchantId: The merchant identifier.
+        ///   - brand: The card brand.
+        ///   - billingName: The billing name (optional).
+        ///   - billingCity: The billing city (optional).
+        ///   - billingCountry: The billing country (optional).
+        ///   - billingPostalCode: The billing postal code (optional).
+        ///   - billingState: The billing state (optional).
+        ///   - billingStreet1: The first line of the billing street (optional).
+        ///   - billingStreet2: The second line of the billing street (optional).
+        ///   - billingPhoneNumber: The billing phone number (optional).
+        public init(
+            method: String,
+            data: String,
+            merchantId: String,
+            brand: String,
+            billingName: String? = nil,
+            billingCity: String? = nil,
+            billingCountry: String? = nil,
+            billingPostalCode: String? = nil,
+            billingState: String? = nil,
+            billingStreet1: String? = nil,
+            billingStreet2: String? = nil,
+            billingPhoneNumber: String? = nil
+        ) {
+            self.method = method
+            self.data = data
+            self.merchantId = merchantId
+            self.brand = brand
+            self.billingName = billingName
+            self.billingCity = billingCity
+            self.billingCountry = billingCountry
+            self.billingPostalCode = billingPostalCode
+            self.billingState = billingState
+            self.billingStreet1 = billingStreet1
+            self.billingStreet2 = billingStreet2
+            self.billingPhoneNumber = billingPhoneNumber
+        }
+
+        // swiftlint:disable:next function_parameter_count
+        mutating func addAddressDetails(
+            billingName: String?,
+            billingCity: String?,
+            billingCountry: String?,
+            billingPostalCode: String?,
+            billingState: String?,
+            billingStreet1: String?,
+            billingStreet2: String? = nil,
+            billingPhoneNumber: String?
+        ) {
+            self.billingName = billingName
+            self.billingCity = billingCity
+            self.billingCountry = billingCountry
+            self.billingPostalCode = billingPostalCode
+            self.billingState = billingState
+            self.billingStreet1 = billingStreet1
+            self.billingStreet2 = billingStreet2
+            self.billingPhoneNumber = billingPhoneNumber
+        }
+
+        /// Maps the Swift property names to JSON keys.
+        enum CodingKeys: String, CodingKey {
+            case method
+            case data
+            case merchantId = "merchant_id"
+            case brand
+            case billingName = "billing_name"
+            case billingCity = "billing_city"
+            case billingCountry = "billing_country"
+            case billingPostalCode = "billing_postal_code"
+            case billingState = "billing_state"
+            case billingStreet1 = "billing_street1"
+            case billingStreet2 = "billing_street2"
+            case billingPhoneNumber = "billing_phone_number"
+        }
+    }
+}

OmiseSDK/Sources/OmiseAPI/SourceType/SourceType.swift

@@ -10,6 +10,8 @@ public enum SourceType: String, Codable, CaseIterable {
     case alipayHK = "alipay_hk"
     /// Atome App Redirection   https://docs.opn.ooo/atome
     case atome = "atome"
+    /// ApplePay https://docs.opn.ooo/applepay
+    case applePay = "applepay"
     /// Alipay In-Store https://docs.opn.ooo/alipay-barcode
     case barcodeAlipay = "barcode_alipay" // Not available to select in UI
     /// Lotus's Bill Payment    https://docs.opn.ooo/bill-payment

OmiseSDK/Sources/OmiseSDK.swift

@@ -22,6 +22,8 @@ public class OmiseSDK {
         Country(code: latestLoadedCapability?.countryCode)
     }
 
+    private(set) var applePayInfo: ApplePayInfo?
+
     public private(set) weak var presentedViewController: UIViewController?
 
     private var expectedReturnURLStrings: [String] = []
@@ -75,6 +77,7 @@ public class OmiseSDK {
             amount: amount,
             currency: currency,
             currentCountry: country,
+            applePayInfo: self.applePayInfo,
             handleErrors: handleErrors
         )
 
@@ -121,6 +124,7 @@ public class OmiseSDK {
             amount: 0,
             currency: "",
             currentCountry: Country(code: countryCode) ?? self.country,
+            applePayInfo: applePayInfo,
             handleErrors: handleErrors
         )
         let viewController = paymentFlow.createCreditCardPaymentController(delegate: delegate)
@@ -215,6 +219,11 @@ public class OmiseSDK {
 
         return containsURL
     }
+
+    public func setupApplePay(for merchantId: String, requiredBillingAddress: Bool = false) {
+        self.applePayInfo = ApplePayInfo(merchantIdentifier: merchantId,
+                                         requestBillingAddress: requiredBillingAddress)
+    }
 }
 
 private extension OmiseSDK {

OmiseSDK/Sources/Views/Screens/Choose Payment Methods/ChoosePaymentCoordinator+Helpers.swift

@@ -64,6 +64,21 @@ extension ChoosePaymentCoordinator {
             completion()
         }
     }
+
+    func processPayment(applePay payload: CreateTokenApplePayPayload?, completion: @escaping () -> Void) {
+        guard let delegate = choosePaymentMethodDelegate,
+              let payload = payload else { return }
+
+        client.createToken(applePayToken: payload) { [weak self, weak delegate] result in
+            switch result {
+            case .success(let token):
+                delegate?.choosePaymentMethodDidComplete(with: token)
+            case .failure(let error):
+                self?.processError(error)
+            }
+            completion()
+        }
+    }
 
     func processWhiteLabelInstallmentPayment(_ payment: Source.Payment, card: CreateTokenPayload.Card, completion: @escaping () -> Void) {