Андрей Геращенко
77 lines
2.6 KiB
Swift
77 lines
2.6 KiB
Swift
//
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// FirebasePushTokenService.swift
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// Malinka
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//
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// Created by Nut.Tech on 21.02.2023.
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// Copyright © 2023 NUT.Tech. All rights reserved.
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//
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import Firebase
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import FirebaseMessaging
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import Combine
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import WalletFoundation
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final class FirebasePushTokenService: NSObject, ObservableObject, MessagingDelegate {
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private enum Constants {
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static let tokenLifetimeKey = "Firebase.service.pushToken.lifetime"
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static let tokenUpdateQueue = "Firebase.service.pushToken.queue.update"
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}
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@Published private (set) var token: String?
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private let firebaseTokenLifetime: ApplicationEnvironmentRecord.FirebaseLifetime
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private let tokenQueue = DispatchQueue(label: Constants.tokenUpdateQueue, qos: .background)
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init(tokenLifetime: ApplicationEnvironmentRecord.FirebaseLifetime) {
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self.firebaseTokenLifetime = tokenLifetime
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super.init()
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FirebaseApp.configure()
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Messaging.messaging().delegate = self
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self.updateTokenIfNeeded()
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}
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func updateAPNS(token: Data) {
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Messaging.messaging().apnsToken = token
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}
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private func updateTokenIfNeeded() {
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Task {
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let lastUpdate = UserDefaults.standard.value(forKey: Constants.tokenLifetimeKey) as? Date
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if !lastUpdate.isExist {
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await self.updateFirebaseToken()
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return
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}
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guard let lastUpdate,
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Date().timeIntervalSince(lastUpdate) >= Double(self.firebaseTokenLifetime.rawValue) else { return }
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await self.updateFirebaseToken()
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}
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}
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private func updateFirebaseToken() async {
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let error = await withCheckedContinuation { (continuation: CheckedContinuation<Error?, Never>) in
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Messaging.messaging().deleteToken { error in
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continuation.resume(returning: error)
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}
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}
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guard !error.isExist else { return }
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let token = try? await withCheckedThrowingContinuation { (continuation: CheckedContinuation<String?, Error>) in
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Messaging.messaging().token { token, error in
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if let error {
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continuation.resume(throwing: error)
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} else {
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continuation.resume(returning: token)
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}
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}
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}
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guard token.isExist else { return }
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UserDefaults.standard.set(Date(), forKey: Constants.tokenLifetimeKey)
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}
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// MARK: - MessagingDelegate
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func messaging(_ messaging: Messaging, didReceiveRegistrationToken fcmToken: String?) {
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self.token = fcmToken
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}
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}
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