Update chat notifications api snippets for latest Swift Chat SDK

Author: jefflinwood

ip-messaging/pushiOS/didfinishlaunching/didfinishlaunching.swift

@@ -1,2 +1,2 @@
-func application(application: UIApplication,
-    didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
+func application(_ application: UIApplication, 
+    didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {

ip-messaging/pushiOS/didreceiveremote/didreceiveremote.swift

@@ -1,14 +1,15 @@
-func application(application: UIApplication, didReceiveRemoteNotification userInfo: [NSObject : AnyObject]) {
-  // If your application supports multiple types of push notifications, you may wish to limit which ones you send to the TwilioChatClient here
-  if let chatClient = chatClient where chatClient.userInfo != nil {
-      // If your reference to the Chat client exists and is initialized, send the notification to it
-      chatClient.handleNotification(userInfo) { (result) in
-        if (!result.isSuccessful()) {
-          // Handling of notification was not successful, retry?
+func application(_ application: UIApplication, didReceiveRemoteNotification userInfo: [AnyHashable : Any], fetchCompletionHandler completionHandler: @escaping (UIBackgroundFetchResult) -> Void) {
+    print(userInfo)
+    // If your application supports multiple types of push notifications, you may wish to limit which ones you send to the TwilioChatClient here
+    if let chatClient = chatClient, chatClient.user != nil {
+        // If your reference to the Chat client exists and is initialized, send the notification to it
+        chatClient.handleNotification(userInfo) { (result) in
+            if (!result.isSuccessful()) {
+                // Handling of notification was not successful, retry?
+            }
         }
-      }
-  } else {
-      // Store the notification for later handling
-      receivedNotification = userInfo
-  }
+    } else {
+        // Store the notification for later handling
+        receivedNotification = userInfo
+    }
 }

ip-messaging/pushiOS/registernotifications/registernotifications.swift

@@ -1,15 +1,15 @@
 if let updatedPushToken = updatedPushToken {
-    chatClient.registerWithToken(updatedPushToken) { (result) in
-      if (!result.isSuccessful()) {
+  chatClient.register(withNotificationToken: updatedPushToken) { (result) in
+    if (!result.isSuccessful()) {
         // try registration again or verify token
-      }
     }
+  }
 }
 
 if let receivedNotification = receivedNotification {
-    chatClient.handleNotification(receivedNotification) { (result) in
-      if (!result.isSuccessful()) {
+  chatClient.handleNotification(receivedNotification) { (result) in
+    if (!result.isSuccessful()) {
         // Handling of notification was not successful, retry?
-      }
     }
+  }
 }

ip-messaging/pushiOS/remotenotifications/remotenotifications.swift

@@ -1,16 +1,17 @@
-func application(application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: NSData) {
-    if let chatClient = chatClient where chatClient.user != nil {
-        chatClient.registerWithNotificationToken(deviceToken) { (result) in
-          if (!result.isSuccessful()) {
-            // try registration again or verify token
-          }
+func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
+    print("Received device token")
+    if let chatClient = chatClient, chatClient.user != nil {
+        chatClient.register(withNotificationToken: deviceToken) { (result) in
+            if (!result.isSuccessful()) {
+                // try registration again or verify token
+            }
         }
     } else {
         updatedPushToken = deviceToken
     }
 }
 
-func application(application: UIApplication, didFailToRegisterForRemoteNotificationsWithError error: NSError) {
-    NSLog("Failed to get token, error: %@", error)
+func application(_ application: UIApplication, didFailToRegisterForRemoteNotificationsWithError error: Error) {
+    print("Failed to get token, error: %@", error)
     updatedPushToken = nil
-}
+}

ip-messaging/pushiOS/systemversion/systemversion.swift

@@ -1,6 +1,7 @@
-UIApplication.sharedApplication().registerUserNotificationSettings(
-    UIUserNotificationSettings(
-        forTypes: [.Sound, .Alert, .Badge],
-        categories: nil
-    )
-)
+let center = UNUserNotificationCenter.current()
+center.requestAuthorization(options: [.alert, .badge, .sound]) {
+    (granted, error) in
+    print("User allowed notifications:", granted)
+}
+UIApplication.shared.registerForRemoteNotifications()
+