Sample Code for Handling Push Notifications Manually (#417)

* Sample Code for Handling Push Notifications Manually

- Added sample code that demonstrates how to handle push notifications manually

* Update README.md

Author: Br1an-Boyle

Examples/Manual Push Notifications/Manual Push Notifications.xcodeproj/project.pbxproj

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+//
+//  AppDelegate.swift
+//  Manual Push Notifications
+//
+//  Created by Brian Boyle on 23/06/2023.
+//
+
+import UIKit
+import UserNotifications
+import Intercom
+
+let INTERCOM_APP_ID = "<#YOUR APP ID#>"
+let INTERCOM_API_KEY = "<#YOUR API KEY#>"
+
+@main
+/// Sample code to demonstrate how to manually handle Intercom Push Notifications.
+/// See our developer docs for more info https://developers.intercom.com/installing-intercom/docs/ios-push-notifications#manually
+///
+/// In order to handle Intercom Push Notifications manually, please ensure that `IntercomAutoIntegratePushNotifications` is set to `NO` in your `Info.plist`.
+class AppDelegate: UIResponder, UIApplicationDelegate {
+    
+    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
+        /// ⚠️ Its importanr that the `UNUserNotificationCenterDelegate` is assigned a value here.
+        /// This is to ensure that `didReceiveResponse` will be called when the app launches after tapping on a push notification.
+        UNUserNotificationCenter.current().delegate = self
+        loginToIntercom()
+        registerForPushNotifications()
+        return true
+    }
+    
+    fileprivate func loginToIntercom() {
+        Intercom.enableLogging()
+        Intercom.setApiKey(INTERCOM_API_KEY, forAppId: INTERCOM_APP_ID)
+        Intercom.setLauncherVisible(true)
+
+        let defaults = UserDefaults.standard
+        if let email = defaults.string(forKey: emailKey) {
+            let attributes = ICMUserAttributes()
+            attributes.email = email
+            Intercom.loginUser(with: attributes) { result in
+                switch result {
+                case .success: print("Successfully logged in \(email)")
+                case .failure(let error): print("Error logging in: \(error.localizedDescription)")
+                }
+            }
+        }
+    }
+    
+    func registerForPushNotifications() {
+        UNUserNotificationCenter.current().requestAuthorization(options: [.alert, .sound, .badge]) { granted, error in
+            print("Permission granted: \(granted)")
+        }
+        UIApplication.shared.registerForRemoteNotifications()
+    }
+    
+    func application(_ application: UIApplication, didRegisterForRemoteNotificationsWithDeviceToken deviceToken: Data) {
+        /// Send your `deviceToken` to Intercom once you receive it from the system.
+        Intercom.setDeviceToken(deviceToken)
+    }
+
+    // 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)
+    }
+}
+
+extension AppDelegate : UNUserNotificationCenterDelegate {
+    
+    func userNotificationCenter(_ center: UNUserNotificationCenter, didReceive response: UNNotificationResponse, withCompletionHandler completionHandler: @escaping () -> Void) {
+        let userInfo = response.notification.request.content.userInfo
+        
+        /// Check if the push notification belongs to Intercom. If it does, pass it to Intercom to handle it.
+        if Intercom.isIntercomPushNotification(userInfo) {
+            Intercom.handlePushNotification(userInfo)
+        }
+        completionHandler()
+    }
+}
+

Examples/Manual Push Notifications/Manual Push Notifications/AppDelegate.swift

@@ -0,0 +1,152 @@
+{
+  "images" : [
+    {
+      "size" : "20x20",
+      "idiom" : "iphone",
+      "filename" : "final_icon-42.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "iphone",
+      "filename" : "[email protected]",
+      "scale" : "3x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "final_icon-29.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "[email protected]",
+      "scale" : "2x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "[email protected]",
+      "scale" : "3x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "iphone",
+      "filename" : "[email protected]",
+      "scale" : "2x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "iphone",
+      "filename" : "[email protected]",
+      "scale" : "3x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "57x57",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "57x57",
+      "scale" : "2x"
+    },
+    {
+      "size" : "60x60",
+      "idiom" : "iphone",
+      "filename" : "[email protected]",
+      "scale" : "2x"
+    },
+    {
+      "size" : "60x60",
+      "idiom" : "iphone",
+      "filename" : "[email protected]",
+      "scale" : "3x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "ipad",
+      "filename" : "final_icon-20.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "ipad",
+      "filename" : "final_icon-43.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "ipad",
+      "filename" : "final_icon-30.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "ipad",
+      "filename" : "[email protected]",
+      "scale" : "2x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "ipad",
+      "filename" : "final_icon-41.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "ipad",
+      "filename" : "[email protected]",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "50x50",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "50x50",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "72x72",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "72x72",
+      "scale" : "2x"
+    },
+    {
+      "size" : "76x76",
+      "idiom" : "ipad",
+      "filename" : "final_icon-76.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "76x76",
+      "idiom" : "ipad",
+      "filename" : "[email protected]",
+      "scale" : "2x"
+    },
+    {
+      "size" : "83.5x83.5",
+      "idiom" : "ipad",
+      "filename" : "[email protected]",
+      "scale" : "2x"
+    },
+    {
+      "size" : "1024x1024",
+      "idiom" : "ios-marketing",
+      "filename" : "appstore-icon.png",
+      "scale" : "1x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}