App

1. Request to get register for PN
2. Sends device token to the backend

Device 2. Hands request to APNS 4. Hands token over to the app

Backend 6. Backend sends a notification and device token to the APNS

APNS 3. Sends device token 7. APNS sends notification to the device

Setup

Capabilities - PushNotifications - turn ON

AppDelegate:

UIApplication.shared.registerForPushNotification()

didregisterForRemoteNotification - get the token : Let token = deviceToken.map { String(format: “%02.2hhx”, $0) }.joined()

didFailToRegister

Goto apple account Create certificates - Open keychain Create CertificateSigningRequest.certSigningRequest and add it and download, it will show in keychain

Handling: func userNotificationCenter(_ center: UNUserNotificationCenter, didReceive response: UNNotificationResponse, withCompletionHandler completionHandler: @escaping () -> Void) {

private func parseRemoteNotification(notification:[String:AnyObject]) -> String? {

Payload body for Pusher - {"aps":{"alert":"Testing.. (30)","badge":1,"sound":"default"}}