FlurSchnaps-iOS/FlurSchnaps/FlurSchnapsApp.swift

import SwiftUI

@main
struct FlurSchnapsApp: App {
    
    @UIApplicationDelegateAdaptor(AppDelegate.self)
    var appDelegate
    
    var body: some Scene {
        WindowGroup {
            ContentView()
        }
    }
}

class AppDelegate: NSObject, UIApplicationDelegate {
    
    @AppStorage("pushToken")
    var pushToken: Data?
    
    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey : Any]? = nil) -> Bool {
        
        
        // For iOS 10 display notification (sent via APNS)
        UNUserNotificationCenter.current().delegate = self


        UIApplication.shared.registerForRemoteNotifications()
        return true
    }
    
    func application(_ application: UIApplication,
                     didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
        print("Registered with token: \(deviceToken)")
        self.pushToken = deviceToken
    }
    
    func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable: Any],
                     fetchCompletionHandler completionHandler: @escaping (UIBackgroundFetchResult) -> Void) {
        
        print(userInfo)
        
        completionHandler(UIBackgroundFetchResult.newData)
    }
}

extension AppDelegate: UNUserNotificationCenterDelegate {
    
    // Receive displayed notifications for iOS 10 devices.
    func userNotificationCenter(_ center: UNUserNotificationCenter,
                                willPresent notification: UNNotification,
                                withCompletionHandler completionHandler: @escaping (UNNotificationPresentationOptions) -> Void) {
        let userInfo = notification.request.content.userInfo
        print(userInfo)
        
        // Change this to your preferred presentation option
        completionHandler([[.banner, .badge, .sound]])
    }
    
    
    func application(_ application: UIApplication, didFailToRegisterForRemoteNotificationsWithError error: Error) {
        
    }
    
    func userNotificationCenter(_ center: UNUserNotificationCenter,
                                didReceive response: UNNotificationResponse,
                                withCompletionHandler completionHandler: @escaping () -> Void) {
        let userInfo = response.notification.request.content.userInfo
        print(userInfo)
        completionHandler()
    }
}