Notification should open AlarmVC - It doesnt

ProjectClock/AppDelegate.swift

@@ -6,6 +6,7 @@
 //
 
 import UIKit
+import UserNotifications
 
 @main
 class AppDelegate: UIResponder, UIApplicationDelegate {
@@ -13,6 +14,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
 
     func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
+        UNUserNotificationCenter.current().delegate = self
         // Override point for customization after application launch.
         return true
     }
@@ -30,7 +32,37 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         // 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.
     }
-
-
 }
 
+extension AppDelegate: UNUserNotificationCenterDelegate {
+    
+  // This function will be called right after user tap on the notification
+    func userNotificationCenter(_ center: UNUserNotificationCenter, didReceive response: UNNotificationResponse, withCompletionHandler completionHandler: @escaping () -> Void) {
+        
+        // retrieve the root view controller (which is a tab bar controller)
+        guard let rootViewController = (UIApplication.shared.connectedScenes.first?.delegate as? SceneDelegate)?.window?.rootViewController else {
+            return
+        }
+      
+        let storyboard = UIStoryboard(name: "Main", bundle: nil)
+
+        // instantiate the view controller we want to show from storyboard
+        // root view controller is tab bar controller
+        // the selected tab is a navigation controller
+        // then we push the new view controller to it
+        if  let alarmVC = storyboard.instantiateViewController(withIdentifier: "LiveAlarmViewController") as? LiveAlarmViewController,
+            let tabBarController = rootViewController as? UITabBarController,
+            let navController = tabBarController.selectedViewController as? UINavigationController {
+
+                // we can modify variable of the new view controller using notification data
+                // (eg: title of notification)
+                //alarmVC.senderDisplayName = response.notification.request.content.title
+                // you can access custom data of the push notification by using userInfo property
+                // response.notification.request.content.userInfo
+                navController.pushViewController(alarmVC, animated: true)
+        }
+        
+        // tell the app that we have finished processing the user’s action / response
+        completionHandler()
+    }
+}

ProjectClock/Base.lproj/Main.storyboard

@@ -1,15 +1,30 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="17701" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="s8U-C8-W2S">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="17156" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="s8U-C8-W2S">
     <device id="retina6_1" orientation="portrait" appearance="light"/>
     <dependencies>
         <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="17703"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="17125"/>
         <capability name="Named colors" minToolsVersion="9.0"/>
         <capability name="Safe area layout guides" minToolsVersion="9.0"/>
         <capability name="System colors in document resources" minToolsVersion="11.0"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
+        <!--Live Alarm View Controller-->
+        <scene sceneID="ORD-8y-bcV">
+            <objects>
+                <viewController storyboardIdentifier="LiveAlarmViewController" useStoryboardIdentifierAsRestorationIdentifier="YES" id="czZ-UM-INV" customClass="LiveAlarmViewController" customModule="ProjectClock" customModuleProvider="target" sceneMemberID="viewController">
+                    <view key="view" contentMode="scaleToFill" id="Srd-ZX-Nvn">
+                        <rect key="frame" x="0.0" y="0.0" width="414" height="896"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <viewLayoutGuide key="safeArea" id="mBX-SW-TDi"/>
+                        <color key="backgroundColor" systemColor="systemPinkColor"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="r87-C7-zEe" userLabel="First Responder" customClass="UIResponder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="-1830" y="438"/>
+        </scene>
         <!--Alarm-->
         <scene sceneID="xoX-u0-81t">
             <objects>
@@ -601,6 +616,9 @@
         <systemColor name="systemBackgroundColor">
             <color white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
         </systemColor>
+        <systemColor name="systemPinkColor">
+            <color red="1" green="0.17647058823529413" blue="0.33333333333333331" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+        </systemColor>
         <systemColor name="systemRedColor">
             <color red="1" green="0.23137254901960785" blue="0.18823529411764706" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
         </systemColor>

ProjectClock/LiveAlarmViewController.swift

@@ -0,0 +1,29 @@
+//
+//  LiveAlarmViewController.swift
+//  ProjectClock
+//
+//  Created by Aaron Saporito on 1/13/21.
+//
+
+import UIKit
+
+class LiveAlarmViewController: UIViewController {
+
+    override func viewDidLoad() {
+        super.viewDidLoad()
+
+        // Do any additional setup after loading the view.
+    }
+    
+
+    /*
+    // MARK: - Navigation
+
+    // In a storyboard-based application, you will often want to do a little preparation before navigation
+    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
+        // Get the new view controller using segue.destination.
+        // Pass the selected object to the new view controller.
+    }
+    */
+
+}