[Mobile Payments] Specific tap on mobile errors

Hardware/Hardware/CardReader/StripeCardReader/StripeCardReaderService.swift

@@ -174,7 +174,8 @@ extension StripeCardReaderService: CardReaderService {
 
                     self?.internalError(error)
                     discoveryLock.unlock()
-                    promise(.failure(error))
+                    let underlyingError = UnderlyingError(with: error)
+                    promise(.failure(CardReaderServiceError.discovery(underlyingError: underlyingError)))
                 }
             }
         }
@@ -838,7 +839,10 @@ private extension StripeCardReaderService {
 
     func resetDiscoveredReadersSubject(error: Error? = nil) {
         if let error = error {
-            discoveredReadersSubject.send(completion: .failure(error))
+            let underlyingError = UnderlyingError(with: error)
+            discoveredReadersSubject.send(completion:
+                    .failure(CardReaderServiceError.discovery(underlyingError: underlyingError))
+            )
         }
         discoveredReadersSubject.send(completion: .finished)
         discoveredReadersSubject = CurrentValueSubject<[CardReader], Error>([])

Hardware/Hardware/CardReader/StripeCardReader/UnderlyingError+Stripe.swift

@@ -89,6 +89,36 @@ extension UnderlyingError {
             self = .readerSessionExpired
         case ErrorCode.Code.stripeAPIError.rawValue:
             self = .processorAPIError
+        case ErrorCode.Code.passcodeNotEnabled.rawValue:
+            self = .passcodeNotEnabled
+        case ErrorCode.Code.appleBuiltInReaderTOSAcceptanceRequiresiCloudSignIn.rawValue:
+            self = .appleBuiltInReaderTOSAcceptanceRequiresiCloudSignIn
+        case ErrorCode.Code.nfcDisabled.rawValue:
+            self = .nfcDisabled
+        case ErrorCode.Code.appleBuiltInReaderFailedToPrepare.rawValue:
+            self = .appleBuiltInReaderFailedToPrepare
+        case ErrorCode.Code.appleBuiltInReaderTOSAcceptanceCanceled.rawValue:
+            self = .appleBuiltInReaderTOSAcceptanceCanceled
+        case ErrorCode.Code.appleBuiltInReaderTOSNotYetAccepted.rawValue:
+            self = .appleBuiltInReaderTOSNotYetAccepted
+        case ErrorCode.Code.appleBuiltInReaderTOSAcceptanceFailed.rawValue:
+            self = .appleBuiltInReaderTOSAcceptanceFailed
+        case ErrorCode.Code.appleBuiltInReaderMerchantBlocked.rawValue:
+            self = .appleBuiltInReaderMerchantBlocked
+        case ErrorCode.Code.appleBuiltInReaderInvalidMerchant.rawValue:
+            self = .appleBuiltInReaderInvalidMerchant
+        case ErrorCode.Code.appleBuiltInReaderDeviceBanned.rawValue:
+            self = .appleBuiltInReaderDeviceBanned
+        case ErrorCode.Code.unsupportedMobileDeviceConfiguration.rawValue:
+            self = .unsupportedMobileDeviceConfiguration
+        case ErrorCode.Code.readerNotAccessibleInBackground.rawValue:
+            self = .readerNotAccessibleInBackground
+        case ErrorCode.Code.commandNotAllowedDuringCall.rawValue:
+            self = .commandNotAllowedDuringCall
+        case ErrorCode.Code.invalidAmount.rawValue:
+            self = .invalidAmount
+        case ErrorCode.Code.invalidCurrency.rawValue:
+            self = .invalidCurrency
         default:
             return nil
         }

Hardware/Hardware/CardReader/UnderlyingError.swift

@@ -140,6 +140,72 @@ public enum UnderlyingError: Error, Equatable {
 
     /// There was no refund in progress to cancel
     case noRefundInProgress
+
+    // MARK: - Built-in reader related errors
+
+    /// The device must have a passcode in order to use the built-in reader
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorPasscodeNotEnabled
+    case passcodeNotEnabled
+
+    /// The phone must have a signed-in iCloud account in order to accept the TOS for the built in reader.
+    /// The signed-in account does not need to be the one used to connect the reader.
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorAppleBuiltInReaderTOSAcceptanceRequiresiCloudSignIn
+    case appleBuiltInReaderTOSAcceptanceRequiresiCloudSignIn
+
+    /// NFC is disabled on the device. This could be a permissions issue, in particular due to a device management profile.
+    /// It's unlikely that the user can directly correct this issue
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorNFCDisabled
+    case nfcDisabled
+
+    /// Preparing the built-in reader failed. This is a retriable error
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorAppleBuiltInReaderFailedToPrepare
+    case appleBuiltInReaderFailedToPrepare
+
+    /// The user cancelled the built-in reader Terms of Service acceptance
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorAppleBuiltInReaderTOSAcceptanceCanceled
+    case appleBuiltInReaderTOSAcceptanceCanceled
+
+    /// The built-in reader Terms of Service have not been accepted. This error is retriable
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorAppleBuiltInReaderTOSNotYetAccepted
+    case appleBuiltInReaderTOSNotYetAccepted
+
+    /// The built-in reader Terms of Service could not be accepted. This may indicate an issue with the Apple ID used.
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorAppleBuiltInReaderTOSAcceptanceFailed
+    case appleBuiltInReaderTOSAcceptanceFailed
+
+    /// This (Stripe) merchant account cannot be used with the built-in reader as it has been blocked
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorAppleBuiltInReaderMerchantBlocked
+    case appleBuiltInReaderMerchantBlocked
+
+    /// The merchant account is invalid and cannot be used with the built-in reader
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorAppleBuiltInReaderInvalidMerchant
+    case appleBuiltInReaderInvalidMerchant
+
+    /// The built-in reader on this device cannot be used because it has been banned
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorAppleBuiltInReaderDeviceBanned
+    case appleBuiltInReaderDeviceBanned
+
+    /// The device does not meet the minimum requirements for using the built-in reader
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorUnsupportedMobileDeviceConfiguration
+    case unsupportedMobileDeviceConfiguration
+
+    /// The built-in reader cannot be used while the app is in the background
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorReaderNotAccessibleInBackground
+    case readerNotAccessibleInBackground
+
+    /// The built-in reader cannot be used during a phone call
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorCommandNotAllowedDuringCall
+    case commandNotAllowedDuringCall
+
+    /// The amount charged was not supported by the reader.
+    /// (This may be a different amount than the minimum for a payment with Stripe. There is a maximum too.)
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorInvalidAmount
+    case invalidAmount
+
+    /// The currency used was not supported by the reader.
+    /// The reader may support a different set of currencies than WCPay or Stripe.
+    /// https://stripe.dev/stripe-terminal-ios/docs/Enums/SCPError.html#/c:@E@SCPError@SCPErrorInvalidCurrency
+    case invalidCurrency
 }
 
 extension UnderlyingError {
@@ -328,6 +394,61 @@ extension UnderlyingError: LocalizedError {
             return NSLocalizedString("Sorry, this refund could not be canceled",
                                      comment: "Error message shown when a refund could not be canceled (likely because " +
                                      "it had already completed)")
+
+            // MARK: - Built-in reader errors
+        case .passcodeNotEnabled:
+            return NSLocalizedString("Your device needs a lock screen passcode set to use the built-in card reader",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "the device does not have a passcode set.")
+        case .appleBuiltInReaderTOSAcceptanceRequiresiCloudSignIn:
+            return NSLocalizedString("Please sign in to iCloud on this device, so you can use the built-in card reader",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "the device is not signed in to iCloud.")
+        case .nfcDisabled:
+            return NSLocalizedString("The app could not enable the card reader, because the NFC chip is disabled. " +
+                                     "Please contact support for more details.",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "the device's NFC chipset has been disabled by a device management policy.")
+        case .appleBuiltInReaderFailedToPrepare, .readerNotAccessibleInBackground:
+            return NSLocalizedString("There was an issue preparing the built in reader for payment – please try again.",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "there was some issue with the connection. Retryable.")
+        case .appleBuiltInReaderTOSAcceptanceCanceled, .appleBuiltInReaderTOSNotYetAccepted:
+            return NSLocalizedString("Please try again, and accept Apple's Terms of Service, so you can use the " +
+                                     "built-in card reader",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "the merchant cancelled or did not complete the Terms of Service acceptance flow")
+        case .appleBuiltInReaderTOSAcceptanceFailed:
+            return NSLocalizedString("Please check your Apple ID is valid, and then try again. A valid Apple ID is " +
+                                     "required to accept Apple's Terms of Service",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "the Terms of Service acceptance flow failed, possibly due to issues with " +
+                                     "the Apple ID")
+        case .appleBuiltInReaderMerchantBlocked, .appleBuiltInReaderInvalidMerchant, .appleBuiltInReaderDeviceBanned:
+            return NSLocalizedString("Please contact support – there was an issue connecting to the built-in reader",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "there is an issue with the merchant account or device")
+        case .unsupportedMobileDeviceConfiguration:
+            return NSLocalizedString("Please check that your phone meets these requirements: " +
+                                     "iPhone XS or newer running iOS 16.0 or above. Contact support if this error " +
+                                     "shows on a supported device.",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "the device does not meet minimum requirements.")
+        case .commandNotAllowedDuringCall:
+            return NSLocalizedString("The built-in reader cannot be used during a phone call. Please try again after " +
+                                     "you finish your call",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "there is a call in progress")
+        case .invalidAmount:
+            return NSLocalizedString("The amount is not supported by the built in reader – please try a hardware " +
+                                     "reader or another payment method.",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "the amount for payment is not supported by the built in reader.")
+        case .invalidCurrency:
+            return NSLocalizedString("The currency is not supported by the built in reader – please try a hardware " +
+                                     "reader or another payment method.",
+                                     comment: "Error message shown when the built-in reader cannot be used because " +
+                                     "the currency for payment is not supported by the built in reader.")
         }
     }
 }

Hardware/HardwareTests/ErrorCodesTests.swift

@@ -162,6 +162,66 @@ final class CardReaderServiceErrorTests: XCTestCase {
         XCTAssertEqual(.processorAPIError, domainError(stripeCode: 9020))
     }
 
+    func test_stripe_passcode_not_enabled_maps_to_expected_error() {
+        XCTAssertEqual(.passcodeNotEnabled, domainError(stripeCode: 2920))
+    }
+
+    func test_stripe_TOS_requires_iCloud_signin_maps_to_expected_error() {
+        XCTAssertEqual(.appleBuiltInReaderTOSAcceptanceRequiresiCloudSignIn, domainError(stripeCode: 2960))
+    }
+
+    func test_stripe_nfc_disabled_maps_to_expected_error() {
+        XCTAssertEqual(.nfcDisabled, domainError(stripeCode: 3100))
+    }
+
+    func test_stripe_built_in_reader_failed_to_prepare_maps_to_expected_error() {
+        XCTAssertEqual(.appleBuiltInReaderFailedToPrepare, domainError(stripeCode: 3910))
+    }
+
+    func test_stripe_TOS_acceptance_cancelled_maps_to_expected_error() {
+        XCTAssertEqual(.appleBuiltInReaderTOSAcceptanceCanceled, domainError(stripeCode: 2970))
+    }
+
+    func test_stripe_TOS_not_yet_accepted_maps_to_expected_error() {
+        XCTAssertEqual(.appleBuiltInReaderTOSNotYetAccepted, domainError(stripeCode: 3930))
+    }
+
+    func test_stripe_TOS_acceptance_failed_maps_to_expected_error() {
+        XCTAssertEqual(.appleBuiltInReaderTOSAcceptanceFailed, domainError(stripeCode: 3940))
+    }
+
+    func test_stripe_merchant_blocked_maps_to_expected_error() {
+        XCTAssertEqual(.appleBuiltInReaderMerchantBlocked, domainError(stripeCode: 3950))
+    }
+
+    func test_stripe_invalid_merchant_maps_to_expected_error() {
+        XCTAssertEqual(.appleBuiltInReaderInvalidMerchant, domainError(stripeCode: 3960))
+    }
+
+    func test_stripe_device_banned_maps_to_expected_error() {
+        XCTAssertEqual(.appleBuiltInReaderDeviceBanned, domainError(stripeCode: 3920))
+    }
+
+    func test_stripe_unsupported_mobile_device_maps_to_expected_error() {
+        XCTAssertEqual(.unsupportedMobileDeviceConfiguration, domainError(stripeCode: 2910))
+    }
+
+    func test_stripe_not_accessible_in_background_maps_to_expected_error() {
+        XCTAssertEqual(.readerNotAccessibleInBackground, domainError(stripeCode: 3900))
+    }
+
+    func test_stripe_command_not_allowed_during_call_maps_to_expected_error() {
+        XCTAssertEqual(.commandNotAllowedDuringCall, domainError(stripeCode: 2930))
+    }
+
+    func test_stripe_invalid_amount_maps_to_expected_error() {
+        XCTAssertEqual(.invalidAmount, domainError(stripeCode: 2940))
+    }
+
+    func test_stripe_invalid_currency_maps_to_expected_error() {
+        XCTAssertEqual(.invalidCurrency, domainError(stripeCode: 2950))
+    }
+
     func test_stripe_catch_all_error() {
         // Any error code not mapped to an specific error will be
         // mapped to `internalServiceError`

WooCommerce/Classes/ViewModels/CardPresentPayments/CardPresentModalBuiltInConfigurationProgress.swift

@@ -0,0 +1,81 @@
+import UIKit
+
+/// Modal presented when a firmware update is being installed
+///
+final class CardPresentModalBuiltInConfigurationProgress: CardPresentPaymentsModalViewModel, CardPresentModalProgressDisplaying {
+    /// Called when cancel button is tapped
+    private let cancelAction: (() -> Void)?
+
+    let textMode: PaymentsModalTextMode = .fullInfo
+    let actionsMode: PaymentsModalActionsMode
+
+    var topSubtitle: String? = nil
+
+    var progress: Float
+
+    let primaryButtonTitle: String? = nil
+
+    let secondaryButtonTitle: String? = Localization.cancel
+
+    let auxiliaryButtonTitle: String? = nil
+
+    var titleComplete: String
+
+    var titleInProgress: String
+
+    var messageComplete: String?
+
+    var messageInProgress: String?
+
+    var accessibilityLabel: String? {
+        Localization.title
+    }
+
+    init(progress: Float, cancel: (() -> Void)?) {
+        self.progress = progress
+        self.cancelAction = cancel
+
+        titleComplete = Localization.titleComplete
+        titleInProgress = Localization.title
+        messageComplete = Localization.messageComplete
+        messageInProgress = Localization.message
+        actionsMode = cancel != nil ? .secondaryOnlyAction : .none
+    }
+
+    func didTapPrimaryButton(in viewController: UIViewController?) {}
+
+    func didTapSecondaryButton(in viewController: UIViewController?) {
+        cancelAction?()
+    }
+
+    func didTapAuxiliaryButton(in viewController: UIViewController?) {}
+}
+
+private extension CardPresentModalBuiltInConfigurationProgress {
+    enum Localization {
+        static let title = NSLocalizedString(
+            "Configuring iPhone",
+            comment: "Dialog title that displays when iPhone configuration is being updated for use as a card reader"
+        )
+
+        static let titleComplete = NSLocalizedString(
+            "Configuration updated",
+            comment: "Dialog title that displays when a configuration update just finished installing"
+        )
+
+        static let message = NSLocalizedString(
+            "Your iPhone needs to be configured to collect payments.",
+            comment: "Label that displays when a configuration update is happening"
+        )
+
+        static let messageComplete = NSLocalizedString(
+            "Your phone will be ready to collect payments in a moment...",
+            comment: "Dialog message that displays when a configuration update just finished installing"
+        )
+
+        static let cancel = NSLocalizedString(
+            "Cancel",
+            comment: "Label for a cancel button"
+        )
+    }
+}

WooCommerce/Classes/ViewModels/CardPresentPayments/CardPresentModalProgressDisplaying.swift

@@ -0,0 +1,39 @@
+import UIKit
+
+protocol CardPresentModalProgressDisplaying: CardPresentPaymentsModalViewModel {
+    var progress: Float { get }
+    var isComplete: Bool { get }
+    var titleComplete: String { get }
+    var titleInProgress: String { get }
+    var messageComplete: String? { get }
+    var messageInProgress: String? { get }
+}
+
+extension CardPresentModalProgressDisplaying {
+    var image: UIImage {
+        .softwareUpdateProgress(progress: CGFloat(progress))
+    }
+
+    var isComplete: Bool {
+        progress == 1
+    }
+
+    var topTitle: String {
+        isComplete ? titleComplete : titleInProgress
+    }
+
+    var bottomTitle: String? {
+        String(format: CardPresentModalProgressDisplayingLocalization.percentComplete, 100 * progress)
+    }
+
+    var bottomSubtitle: String? {
+        isComplete ? messageComplete : messageInProgress
+    }
+}
+
+fileprivate enum CardPresentModalProgressDisplayingLocalization {
+    static let percentComplete = NSLocalizedString(
+        "%.0f%% complete",
+        comment: "Label that describes the completed progress of an update being installed (e.g. 15% complete). Keep the %.0f%% exactly as is"
+    )
+}