mastodon-ios/Mastodon/Supporting Files/AppDelegate.swift

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//
// AppDelegate.swift
// Mastodon
//
// Created by MainasuK Cirno on 2021/1/22.
//
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import os.log
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import UIKit
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import UserNotifications
import AVFoundation
import MastodonCore
import MastodonUI
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@main
class AppDelegate: UIResponder, UIApplicationDelegate {
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let appContext = AppContext()
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func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
AppSecret.default.register()
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// configure appearance
ThemeService.shared.apply(theme: ThemeService.shared.currentTheme.value)
// configure AudioSession
try? AVAudioSession.sharedInstance().setCategory(.ambient)
// Update app version info. See: `Settings.bundle`
UserDefaults.standard.setValue(UIApplication.appVersion(), forKey: "Mastodon.appVersion")
UserDefaults.standard.setValue(UIApplication.appBuild(), forKey: "Mastodon.appBundle")
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// Setup notification
UNUserNotificationCenter.current().delegate = self
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application.registerForRemoteNotifications()
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// increase app process count
var count = UserDefaults.shared.processCompletedCount
count += 1 // Int64. could ignore overflow here
UserDefaults.shared.processCompletedCount = count
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return true
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}
// MARK: UISceneSession Lifecycle
func application(_ application: UIApplication, configurationForConnecting connectingSceneSession: UISceneSession, options: UIScene.ConnectionOptions) -> UISceneConfiguration {
// Called when a new scene session is being created.
// Use this method to select a configuration to create the new scene with.
return UISceneConfiguration(name: "Default Configuration", sessionRole: connectingSceneSession.role)
}
func application(_ application: UIApplication, didDiscardSceneSessions sceneSessions: Set<UISceneSession>) {
// Called when the user discards a scene session.
// If any sessions were discarded while the application was not running, this will be called shortly after application:didFinishLaunchingWithOptions.
// Use this method to release any resources that were specific to the discarded scenes, as they will not return.
}
func application(_ app: UIApplication, open url: URL, options: [UIApplication.OpenURLOptionsKey : Any] = [:]) -> Bool {
return true
}
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}
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extension AppDelegate {
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func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
appContext.notificationService.deviceToken.value = deviceToken
}
}
// MARK: - UNUserNotificationCenterDelegate
extension AppDelegate: UNUserNotificationCenterDelegate {
// notification present in the foreground
func userNotificationCenter(
_ center: UNUserNotificationCenter,
willPresent notification: UNNotification,
withCompletionHandler completionHandler: @escaping (UNNotificationPresentationOptions) -> Void
) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: [Push Notification]", ((#file as NSString).lastPathComponent), #line, #function)
guard let pushNotification = AppDelegate.mastodonPushNotification(from: notification) else {
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completionHandler([])
return
}
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let notificationID = String(pushNotification.notificationID)
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os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: [Push Notification] notification %s", ((#file as NSString).lastPathComponent), #line, #function, notificationID)
let accessToken = pushNotification.accessToken
UserDefaults.shared.increaseNotificationCount(accessToken: accessToken)
appContext.notificationService.applicationIconBadgeNeedsUpdate.send()
appContext.notificationService.handle(pushNotification: pushNotification)
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completionHandler([.sound])
}
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// notification present in the background (or resume from background)
func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable : Any]) async -> UIBackgroundFetchResult {
let shortcutItems = try? await appContext.notificationService.unreadApplicationShortcutItems()
UIApplication.shared.shortcutItems = shortcutItems
return .noData
}
// response to user action for notification (e.g. redirect to post)
func userNotificationCenter(
_ center: UNUserNotificationCenter,
didReceive response: UNNotificationResponse,
withCompletionHandler completionHandler: @escaping () -> Void
) {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: [Push Notification]", ((#file as NSString).lastPathComponent), #line, #function)
guard let pushNotification = AppDelegate.mastodonPushNotification(from: response.notification) else {
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completionHandler()
return
}
let notificationID = String(pushNotification.notificationID)
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os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: [Push Notification] notification %s", ((#file as NSString).lastPathComponent), #line, #function, notificationID)
appContext.notificationService.handle(pushNotification: pushNotification)
appContext.notificationService.requestRevealNotificationPublisher.send(pushNotification)
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completionHandler()
}
private static func mastodonPushNotification(from notification: UNNotification) -> MastodonPushNotification? {
guard let plaintext = notification.request.content.userInfo["plaintext"] as? Data,
let mastodonPushNotification = try? JSONDecoder().decode(MastodonPushNotification.self, from: plaintext) else {
return nil
}
return mastodonPushNotification
}
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}
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extension AppContext {
static var shared: AppContext {
let appDelegate = UIApplication.shared.delegate as! AppDelegate
return appDelegate.appContext
}
}