iOS: wire node services and tests

apps/ios/Sources/Services/NotificationService.swift

@@ -0,0 +1,58 @@
+import Foundation
+import UserNotifications
+
+enum NotificationAuthorizationStatus: Sendable {
+    case notDetermined
+    case denied
+    case authorized
+    case provisional
+    case ephemeral
+}
+
+protocol NotificationCentering: Sendable {
+    func authorizationStatus() async -> NotificationAuthorizationStatus
+    func requestAuthorization(options: UNAuthorizationOptions) async throws -> Bool
+    func add(_ request: UNNotificationRequest) async throws
+}
+
+struct LiveNotificationCenter: NotificationCentering, @unchecked Sendable {
+    private let center: UNUserNotificationCenter
+
+    init(center: UNUserNotificationCenter = .current()) {
+        self.center = center
+    }
+
+    func authorizationStatus() async -> NotificationAuthorizationStatus {
+        let settings = await self.center.notificationSettings()
+        return switch settings.authorizationStatus {
+        case .authorized:
+            .authorized
+        case .provisional:
+            .provisional
+        case .ephemeral:
+            .ephemeral
+        case .denied:
+            .denied
+        case .notDetermined:
+            .notDetermined
+        @unknown default:
+            .denied
+        }
+    }
+
+    func requestAuthorization(options: UNAuthorizationOptions) async throws -> Bool {
+        try await self.center.requestAuthorization(options: options)
+    }
+
+    func add(_ request: UNNotificationRequest) async throws {
+        try await withCheckedThrowingContinuation { (cont: CheckedContinuation<Void, Error>) in
+            self.center.add(request) { error in
+                if let error {
+                    cont.resume(throwing: error)
+                } else {
+                    cont.resume(returning: ())
+                }
+            }
+        }
+    }
+}