iosService.ts•9.3 kB
// iOS-specific service for testing iOS integration patterns
export class IOSService {
// Simulate iOS Keychain operations
async testKeychain(key: string, value: string): Promise<{
success: boolean;
message: string;
swiftCode: string;
}> {
const swiftCode = `
import Security
import Foundation
func saveToKeychain(key: String, value: Data) -> Bool {
let query: [String: Any] = [
kSecClass as String: kSecClassGenericPassword,
kSecAttrAccount as String: key,
kSecValueData as String: value,
kSecAttrAccessible as String: kSecAttrAccessibleWhenUnlockedThisDeviceOnly
]
// Delete any existing item
SecItemDelete(query as CFDictionary)
// Add new item
let status = SecItemAdd(query as CFDictionary, nil)
return status == errSecSuccess
}
func loadFromKeychain(key: String) -> Data? {
let query: [String: Any] = [
kSecClass as String: kSecClassGenericPassword,
kSecAttrAccount as String: key,
kSecReturnData as String: true,
kSecMatchLimit as String: kSecMatchLimitOne
]
var result: AnyObject?
let status = SecItemCopyMatching(query as CFDictionary, &result)
if status == errSecSuccess {
return result as? Data
}
return nil
}
// Example usage with LDK seed
let seedKey = "ldk_node_seed"
let seed = Data(/* 32 bytes of entropy */)
let saved = saveToKeychain(key: seedKey, value: seed)
print("Seed saved: \\(saved)")`.trim();
return {
success: true,
message: `Keychain test for key '${key}' completed successfully`,
swiftCode
};
}
// Simulate iOS background task
async testBackgroundProcessing(): Promise<{
success: boolean;
message: string;
swiftCode: string;
}> {
const swiftCode = `
import BackgroundTasks
import LightningDevKit
class LightningBackgroundTask {
static let taskIdentifier = "com.yourapp.lightning.sync"
static func register() {
BGTaskScheduler.shared.register(
forTaskWithIdentifier: taskIdentifier,
using: nil
) { task in
self.handleBackgroundTask(task: task as! BGProcessingTask)
}
}
static func schedule() {
let request = BGProcessingTaskRequest(identifier: taskIdentifier)
request.requiresNetworkConnectivity = true
request.requiresExternalPower = false
request.earliestBeginDate = Date(timeIntervalSinceNow: 15 * 60) // 15 minutes
do {
try BGTaskScheduler.shared.submit(request)
} catch {
print("Failed to schedule background task: \\(error)")
}
}
static func handleBackgroundTask(task: BGProcessingTask) {
// Schedule next task
schedule()
task.expirationHandler = {
// Clean up if task expires
task.setTaskCompleted(success: false)
}
// Perform Lightning sync
Task {
do {
// Sync chain data
await ldkManager.syncToTip()
// Process pending events
await ldkManager.processPendingEvents()
// Persist state
await ldkManager.persistState()
task.setTaskCompleted(success: true)
} catch {
task.setTaskCompleted(success: false)
}
}
}
}`.trim();
return {
success: true,
message: 'Background processing test completed',
swiftCode
};
}
// Simulate push notification setup
async testPushNotification(): Promise<{
success: boolean;
message: string;
swiftCode: string;
}> {
const swiftCode = `
import UserNotifications
import UIKit
class LightningNotificationService {
static func requestAuthorization() async -> Bool {
do {
let options: UNAuthorizationOptions = [.alert, .badge, .sound]
let granted = try await UNUserNotificationCenter.current()
.requestAuthorization(options: options)
if granted {
await MainActor.run {
UIApplication.shared.registerForRemoteNotifications()
}
}
return granted
} catch {
print("Notification authorization failed: \\(error)")
return false
}
}
static func notifyPaymentReceived(amountMsat: UInt64, description: String?) {
let content = UNMutableNotificationContent()
content.title = "Payment Received"
content.body = "You received \\(amountMsat / 1000) sats"
if let desc = description {
content.subtitle = desc
}
content.sound = .default
content.badge = 1
let request = UNNotificationRequest(
identifier: UUID().uuidString,
content: content,
trigger: nil // Immediate delivery
)
UNUserNotificationCenter.current().add(request) { error in
if let error = error {
print("Failed to deliver notification: \\(error)")
}
}
}
static func handleIncomingPayment(paymentHash: String) {
// Fetch payment details from LDK
guard let payment = ldkManager.getPayment(hash: paymentHash) else { return }
// Show notification
notifyPaymentReceived(
amountMsat: payment.amountMsat,
description: payment.description
)
// Update app badge
Task { @MainActor in
UIApplication.shared.applicationIconBadgeNumber += 1
}
}
}`.trim();
return {
success: true,
message: 'Push notification test completed',
swiftCode
};
}
// Simulate biometric authentication
async testBiometricAuth(): Promise<{
success: boolean;
message: string;
swiftCode: string;
}> {
const swiftCode = `
import LocalAuthentication
import Security
class BiometricLightningAuth {
enum BiometricType {
case none
case touchID
case faceID
}
static func getBiometricType() -> BiometricType {
let context = LAContext()
var error: NSError?
guard context.canEvaluatePolicy(.deviceOwnerAuthenticationWithBiometrics, error: &error) else {
return .none
}
switch context.biometryType {
case .touchID:
return .touchID
case .faceID:
return .faceID
default:
return .none
}
}
static func authenticateForPayment(amount: UInt64) async -> Bool {
let context = LAContext()
context.localizedCancelTitle = "Cancel"
let reason = "Authenticate to send \\(amount / 1000) sats"
do {
let success = try await context.evaluatePolicy(
.deviceOwnerAuthenticationWithBiometrics,
localizedReason: reason
)
return success
} catch {
print("Biometric authentication failed: \\(error)")
return false
}
}
static func protectSeedWithBiometrics(seed: Data) throws -> Data {
let context = LAContext()
context.localizedReason = "Protect your Lightning wallet"
let query: [String: Any] = [
kSecClass as String: kSecClassGenericPassword,
kSecAttrAccount as String: "ldk_protected_seed",
kSecValueData as String: seed,
kSecAttrAccessible as String: kSecAttrAccessibleWhenUnlockedThisDeviceOnly,
kSecAttrAccessControl as String: SecAccessControlCreateWithFlags(
nil,
kSecAttrAccessibleWhenUnlockedThisDeviceOnly,
.biometryCurrentSet,
nil
)!
]
// Remove existing item
SecItemDelete(query as CFDictionary)
// Add with biometric protection
let status = SecItemAdd(query as CFDictionary, nil)
guard status == errSecSuccess else {
throw NSError(domain: "BiometricAuth", code: Int(status))
}
return seed
}
static func retrieveSeedWithBiometrics() async throws -> Data {
let context = LAContext()
context.localizedReason = "Access your Lightning wallet"
let query: [String: Any] = [
kSecClass as String: kSecClassGenericPassword,
kSecAttrAccount as String: "ldk_protected_seed",
kSecReturnData as String: true,
kSecMatchLimit as String: kSecMatchLimitOne,
kSecUseAuthenticationContext as String: context
]
var result: AnyObject?
let status = SecItemCopyMatching(query as CFDictionary, &result)
guard status == errSecSuccess, let data = result as? Data else {
throw NSError(domain: "BiometricAuth", code: Int(status))
}
return data
}
}`.trim();
return {
success: true,
message: 'Biometric authentication test completed',
swiftCode
};
}
}