|
| 1 | +// |
| 2 | +// Copyright (c) 2025 Adyen N.V. |
| 3 | +// |
| 4 | +// This file is open source and available under the MIT license. See the LICENSE file for more info. |
| 5 | +// |
| 6 | + |
| 7 | +import Adyen3DS2 |
| 8 | +import Foundation |
| 9 | +@_spi(AdyenInternal) import Adyen |
| 10 | + |
| 11 | +/// This is a wrapper class for the Objective C 3ds2 sdk. |
| 12 | +/// This translates simple non specific sdk bound types such as |
| 13 | +/// `FingerprintServiceParameters` & `ChallengeParameters` to sdk specific types and performs actions. |
| 14 | +internal final class ThreeDSServiceLegacy: ThreeDSServiceable { |
| 15 | + private var service: AnyADYService |
| 16 | + private var transaction: AnyADYTransaction? |
| 17 | + |
| 18 | + internal init( |
| 19 | + service: AnyADYService = ADYServiceAdapter() |
| 20 | + ) { |
| 21 | + self.service = service |
| 22 | + } |
| 23 | + |
| 24 | + internal func performFingerprint( |
| 25 | + parameters: FingerprintServiceParameters, |
| 26 | + completionHandler: @escaping (Result<AnyAuthenticationRequestParameters, ThreeDSServiceFingerprintError>) -> Void |
| 27 | + ) { |
| 28 | + let serviceParameters = ADYServiceParameters( |
| 29 | + directoryServerIdentifier: parameters.directoryServerIdentifier, |
| 30 | + directoryServerPublicKey: parameters.directoryServerPublicKey, |
| 31 | + directoryServerRootCertificates: parameters.directoryServerRootCertificates |
| 32 | + ) |
| 33 | + service.service( |
| 34 | + with: serviceParameters, |
| 35 | + appearanceConfiguration: parameters.appearanceConfiguration |
| 36 | + ) { [weak self] service in |
| 37 | + guard let self else { return } |
| 38 | + do { |
| 39 | + let transaction = try service.transaction(withMessageVersion: parameters.threeDSMessageVersion) |
| 40 | + self.transaction = transaction |
| 41 | + completionHandler(.success(transaction.authenticationParameters)) |
| 42 | + |
| 43 | + } catch { |
| 44 | + completionHandler( |
| 45 | + .failure(.fingerprintingError( |
| 46 | + errorPayload: self.opaqueErrorObject(error: error) |
| 47 | + )) |
| 48 | + ) |
| 49 | + } |
| 50 | + } |
| 51 | + } |
| 52 | + |
| 53 | + internal func performChallenge( |
| 54 | + with parameters: ChallengeParameters, |
| 55 | + completionHandler: @escaping (Result<AnyChallengeResult, ThreeDSServiceChallengeError>) -> Void |
| 56 | + ) { |
| 57 | + let challengeParameters = ADYChallengeParameters( |
| 58 | + serverTransactionIdentifier: parameters.challengeToken.serverTransactionIdentifier, |
| 59 | + threeDSRequestorAppURL: parameters.threeDSRequestorAppURL, |
| 60 | + acsTransactionIdentifier: parameters.challengeToken.acsTransactionIdentifier, |
| 61 | + acsReferenceNumber: parameters.challengeToken.acsReferenceNumber, |
| 62 | + acsSignedContent: parameters.challengeToken.acsSignedContent |
| 63 | + ) |
| 64 | + |
| 65 | + guard let transaction else { |
| 66 | + return completionHandler(.failure(.transactionNotInitialized( |
| 67 | + errorPayload: opaqueErrorObject(error: ThreeDSServiceChallengeError.transactionNotInitialized(errorPayload: "")) |
| 68 | + ))) |
| 69 | + } |
| 70 | + |
| 71 | + transaction.performChallenge( |
| 72 | + with: challengeParameters |
| 73 | + ) { [weak self] challengeResult, error in |
| 74 | + guard let self else { return } |
| 75 | + |
| 76 | + guard let result = challengeResult else { |
| 77 | + guard let error else { |
| 78 | + completionHandler(.failure(.errorAndResultAreNil( |
| 79 | + errorPayload: opaqueErrorObject(error: UnknownError.resultAndErrorAreNil) |
| 80 | + ))) |
| 81 | + return |
| 82 | + } |
| 83 | + |
| 84 | + if isCancelled(error: error) { |
| 85 | + return completionHandler(.failure(.cancelled( |
| 86 | + errorPayload: opaqueErrorObject(error: error) |
| 87 | + ))) |
| 88 | + } else { |
| 89 | + return completionHandler(.failure(.challengeError( |
| 90 | + errorPayload: opaqueErrorObject(error: error) |
| 91 | + ))) |
| 92 | + } |
| 93 | + } |
| 94 | + completionHandler(.success(result)) |
| 95 | + } |
| 96 | + } |
| 97 | + |
| 98 | + private func isCancelled(error: Error) -> Bool { |
| 99 | + let error: NSError = error as NSError |
| 100 | + return (error.code == Int(ADYRuntimeErrorCode.challengeCancelled.rawValue)) && (error.domain == ADYRuntimeErrorDomain) |
| 101 | + } |
| 102 | + |
| 103 | + internal func opaqueErrorObject(error: any Error) -> String { |
| 104 | + (error as NSError).base64Representation() |
| 105 | + } |
| 106 | + |
| 107 | + internal func resetTransaction() { |
| 108 | + self.transaction = nil |
| 109 | + } |
| 110 | +} |
| 111 | + |
| 112 | +extension Adyen3DS2.ADYAuthenticationRequestParameters: AnyAuthenticationRequestParameters {} |
| 113 | +extension Adyen3DS2.ADYChallengeResult: AnyChallengeResult {} |
0 commit comments