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70 lines
2.2 KiB
70 lines
2.2 KiB
//
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// NotificationService.swift
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// AlphaWallet
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//
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// Created by Vladyslav Shepitko on 25.03.2022.
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//
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import Foundation
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import Combine
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import UIKit
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protocol NotificationSourceService: AnyObject {
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var receiveNotification: AnyPublisher<LocalNotification, Never> { get }
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func start(wallet: Wallet)
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}
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class NotificationService {
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@Published private var sources: [NotificationSourceService]
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private var cancelable = Set<AnyCancellable>()
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private let notificationService: ScheduledNotificationService = LocalNotificationService()
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private var receiveNotificationSubject: PassthroughSubject<LocalNotification, Never> = .init()
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private var walletBalanceService: WalletBalanceService
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private var pushNotificationsService = PushNotificationsService()
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var receiveNotification: AnyPublisher<LocalNotification, Never> {
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receiveNotificationSubject.eraseToAnyPublisher()
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}
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init(sources: [NotificationSourceService], walletBalanceService: WalletBalanceService) {
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self.sources = sources
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self.walletBalanceService = walletBalanceService
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$sources
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.flatMap { Publishers.MergeMany( $0.map(\.receiveNotification) ) }
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.removeDuplicates()
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.receive(on: RunLoop.main)
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.sink { [weak self] notification in
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self?.schedule(notification: notification)
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}.store(in: &cancelable)
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}
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func register(source: NotificationSourceService) {
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guard !sources.contains(where: { $0 === source }) else { return }
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sources.append(source)
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}
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func unregister(source: NotificationSourceService) {
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sources = sources.filter { $0 !== source }
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}
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func start(wallet: Wallet) {
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for each in sources {
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each.start(wallet: wallet)
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}
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}
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func registerForReceivingRemoteNotifications() {
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pushNotificationsService.registerForReceivingRemoteNotifications()
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}
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func requestToEnableNotification() {
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pushNotificationsService.requestToEnableNotification()
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}
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private func schedule(notification: LocalNotification) {
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receiveNotificationSubject.send(notification)
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notificationService.schedule(notification: notification)
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}
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}
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