[NEW] Push notification data privacy (#2213)

* [WIP] Notification Service

* [WIP] Android push notification privacy

* [WIP] Retry request when it fails (iOS)

* [WIP] Override notification bundle

* [CHORE] Remove unnecessary import

* [WIP] Check notification Type (iOS)

* [WIP] Change to notification endpoint

* eof

* fix unwrap conditional value

* turn run request synchronous

* fix bundle info

* eof

* remove extra tab

* undo unnecessary change

* remove not working code for a while

* fix notification title

* change endpoint and received/sent data

* message-id-only working properly on android

* notification privacy working on ios

* invalidate circleCI yarn cache

* Fix provisioning profiles

* fix notification service version

* fix unwrap nil

* compatibility older servers android

* show received notification when cant fetch content from server

* undo some android changes

* prevent group & reply fallback notifications

* dont show more than one fallback notification by server

Co-authored-by: Diego Mello <diegolmello@gmail.com>

android/app/src/main/java/chat/rocket/reactnative/Callback.java

@@ -0,0 +1,10 @@
+package chat.rocket.reactnative;
+
+import android.os.Bundle;
+import androidx.annotation.Nullable;
+
+public class Callback {
+    public void call(@Nullable Bundle bundle) {
+
+    }
+}

android/app/src/main/java/chat/rocket/reactnative/CustomPushNotification.java

@@ -14,8 +14,9 @@ import android.graphics.drawable.Icon;
 import android.os.Build;
 import android.os.Bundle;
 import android.app.Person;
+import androidx.annotation.Nullable;
 
-import com.google.gson.*;
+import com.google.gson.Gson;
 import com.bumptech.glide.Glide;
 import com.bumptech.glide.load.resource.bitmap.RoundedCorners;
 import com.bumptech.glide.request.RequestOptions;
@@ -33,15 +34,18 @@ import java.util.List;
 import java.util.Map;
 import java.util.ArrayList;
 import java.util.Date;
+import java.util.Iterator;
 
 import static com.wix.reactnativenotifications.Defs.NOTIFICATION_RECEIVED_EVENT_NAME;
 
 public class CustomPushNotification extends PushNotification {
     public static ReactApplicationContext reactApplicationContext;
+    final NotificationManager notificationManager;
 
     public CustomPushNotification(Context context, Bundle bundle, AppLifecycleFacade appLifecycleFacade, AppLaunchHelper appLaunchHelper, JsIOHelper jsIoHelper) {
         super(context, bundle, appLifecycleFacade, appLaunchHelper, jsIoHelper);
         reactApplicationContext = new ReactApplicationContext(context);
+        notificationManager = (NotificationManager) mContext.getSystemService(Context.NOTIFICATION_SERVICE);
     }
 
     private static Map<String, List<Bundle>> notificationMessages = new HashMap<String, List<Bundle>>();
@@ -54,29 +58,39 @@ public class CustomPushNotification extends PushNotification {
 
     @Override
     public void onReceived() throws InvalidNotificationException {
-        final Bundle bundle = mNotificationProps.asBundle();
+        Bundle received = mNotificationProps.asBundle();
+        Ejson receivedEjson = new Gson().fromJson(received.getString("ejson", "{}"), Ejson.class);
 
+        if (receivedEjson.notificationType != null && receivedEjson.notificationType.equals("message-id-only")) {
+            notificationLoad(receivedEjson.serverURL(), receivedEjson.messageId, new Callback() {
+                @Override
+                public void call(@Nullable Bundle bundle) {
+                    if (bundle != null) {
+                        mNotificationProps = createProps(bundle);
+                    }
+                }
+            });
+        }
+
+        // We should re-read these values since that can be changed by notificationLoad
+        Bundle bundle = mNotificationProps.asBundle();
+        Ejson loadedEjson = new Gson().fromJson(bundle.getString("ejson", "{}"), Ejson.class);
         String notId = bundle.getString("notId", "1");
-        String title = bundle.getString("title");
 
         if (notificationMessages.get(notId) == null) {
             notificationMessages.put(notId, new ArrayList<Bundle>());
         }
 
-        Gson gson = new Gson();
+        boolean hasSender = loadedEjson.sender != null;
-        Ejson ejson = gson.fromJson(bundle.getString("ejson", "{}"), Ejson.class);
+        String title = bundle.getString("title");
-
-        boolean hasSender = ejson.sender != null;
 
         bundle.putLong("time", new Date().getTime());
-        bundle.putString("username", hasSender ? ejson.sender.username : title);
+        bundle.putString("username", hasSender ? loadedEjson.sender.username : title);
-        bundle.putString("senderId", hasSender ? ejson.sender._id : "1");
+        bundle.putString("senderId", hasSender ? loadedEjson.sender._id : "1");
-        bundle.putString("avatarUri", ejson.getAvatarUri());
+        bundle.putString("avatarUri", loadedEjson.getAvatarUri());
 
         notificationMessages.get(notId).add(bundle);
-
+        postNotification(Integer.parseInt(notId));
-        super.postNotification(Integer.parseInt(notId));
-
         notifyReceivedToJS();
     }
 
@@ -96,6 +110,8 @@ public class CustomPushNotification extends PushNotification {
         String notId = bundle.getString("notId", "1");
         String title = bundle.getString("title");
         String message = bundle.getString("message");
+        Boolean notificationLoaded = bundle.getBoolean("notificationLoaded", false);
+        Ejson ejson = new Gson().fromJson(bundle.getString("ejson", "{}"), Ejson.class);
 
         notification
             .setContentTitle(title)	
@@ -109,9 +125,33 @@ public class CustomPushNotification extends PushNotification {
         notificationColor(notification);
         notificationChannel(notification);
         notificationIcons(notification, bundle);
+        notificationDismiss(notification, notificationId);
+
+        // if notificationType is null (RC < 3.5) or notificationType is different of message-id-only or notification was loaded successfully
+        if (ejson.notificationType == null || !ejson.notificationType.equals("message-id-only") || notificationLoaded) {
             notificationStyle(notification, notificationId, bundle);
             notificationReply(notification, notificationId, bundle);
-        notificationDismiss(notification, notificationId);
+
+        // message couldn't be loaded from server (Fallback notification)
+        } else {
+            Gson gson = new Gson();
+            // iterate over the current notification ids to dismiss fallback notifications from same server
+            for (Map.Entry<String, List<Bundle>> bundleList : notificationMessages.entrySet()) {
+                // iterate over the notifications with this id (same host + rid)
+                Iterator iterator = bundleList.getValue().iterator();
+                while (iterator.hasNext()) {
+                    Bundle not = (Bundle) iterator.next();
+                    // get the notification info
+                    Ejson notEjson = gson.fromJson(not.getString("ejson", "{}"), Ejson.class);
+                    // if already has a notification from same server
+                    if (ejson.serverURL().equals(notEjson.serverURL())) {
+                        String id = not.getString("notId");
+                        // cancel this notification
+                        notificationManager.cancel(Integer.parseInt(id));
+                    }
+                }
+            }
+        }
 
         return notification;
     }
@@ -300,4 +340,7 @@ public class CustomPushNotification extends PushNotification {
         notification.setDeleteIntent(dismissPendingIntent);
     }
 
+    private void notificationLoad(String server, String messageId, Callback callback) {
+        LoadNotification.load(reactApplicationContext, server, messageId, callback);
+    }
 }

android/app/src/main/java/chat/rocket/reactnative/Ejson.java

@@ -9,6 +9,8 @@ public class Ejson {
     String rid;
     String type;
     Sender sender;
+    String messageId;
+    String notificationType;
 
     private String TOKEN_KEY = "reactnativemeteor_usertoken-";
     private SharedPreferences sharedPreferences = RNUserDefaultsModule.getPreferences(CustomPushNotification.reactApplicationContext);

android/app/src/main/java/chat/rocket/reactnative/LoadNotification.java

@@ -0,0 +1,103 @@
+package chat.rocket.reactnative;
+
+import android.os.Bundle;
+import android.content.Context;
+import android.content.SharedPreferences;
+
+import okhttp3.Call;
+import okhttp3.OkHttpClient;
+import okhttp3.HttpUrl;
+import okhttp3.Request;
+import okhttp3.Response;
+import okhttp3.Interceptor;
+
+import com.google.gson.Gson;
+import java.io.IOException;
+
+import com.facebook.react.bridge.ReactApplicationContext;
+
+import chat.rocket.userdefaults.RNUserDefaultsModule;
+
+class JsonResponse {
+  Data data;
+
+  class Data {
+    Notification notification;
+
+    class Notification {
+      String notId;
+      String title;
+      String text;
+      Payload payload;
+
+      class Payload {
+        String host;
+        String rid;
+        String type;
+        Sender sender;
+        String messageId;
+        String notificationType;
+
+        class Sender {
+          String username;
+          String _id;
+        }
+      }
+    }
+  }
+}
+
+public class LoadNotification {
+  private static int RETRY_COUNT = 0;
+  private static int[] TIMEOUT = new int[]{ 0, 1, 3, 5, 10 };
+  private static String TOKEN_KEY = "reactnativemeteor_usertoken-";
+  private static SharedPreferences sharedPreferences = RNUserDefaultsModule.getPreferences(CustomPushNotification.reactApplicationContext);
+
+  public static void load(ReactApplicationContext reactApplicationContext, final String host, final String msgId, Callback callback) {
+    final OkHttpClient client = new OkHttpClient();
+    HttpUrl.Builder url = HttpUrl.parse(host.concat("/api/v1/push.get")).newBuilder();
+
+    String userId = sharedPreferences.getString(TOKEN_KEY.concat(host), "");
+    String token = sharedPreferences.getString(TOKEN_KEY.concat(userId), "");
+
+    Request request = new Request.Builder()
+      .header("x-user-id", userId)
+      .header("x-auth-token", token)
+      .url(url.addQueryParameter("id", msgId).build())
+      .build();
+
+    runRequest(client, request, callback);
+  }
+
+  private static void runRequest(OkHttpClient client, Request request, Callback callback) {
+    try {
+      Thread.sleep(TIMEOUT[RETRY_COUNT] * 1000);
+
+      Response response = client.newCall(request).execute();
+      String body = response.body().string();
+      if (!response.isSuccessful()) {
+        throw new Exception("Error");
+      }
+
+      Gson gson = new Gson();
+      JsonResponse json = gson.fromJson(body, JsonResponse.class);
+
+      Bundle bundle = new Bundle();
+      bundle.putString("notId", json.data.notification.notId);
+      bundle.putString("title", json.data.notification.title);
+      bundle.putString("message", json.data.notification.text);
+      bundle.putString("ejson", gson.toJson(json.data.notification.payload));
+      bundle.putBoolean("notificationLoaded", true);
+
+      callback.call(bundle);
+
+    } catch (Exception e) {
+      if (RETRY_COUNT <= TIMEOUT.length) {
+        RETRY_COUNT++;
+        runRequest(client, request, callback);
+      } else {
+        callback.call(null);
+      }
+    }
+  }
+}

ios/NotificationService/Info.plist

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>AppGroup</key>
+	<string>group.ios.chat.rocket</string>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>NotificationService</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
+	<key>CFBundleShortVersionString</key>
+	<string>$(MARKETING_VERSION)</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.usernotifications.service</string>
+		<key>NSExtensionPrincipalClass</key>
+		<string>$(PRODUCT_MODULE_NAME).NotificationService</string>
+	</dict>
+</dict>
+</plist>

ios/NotificationService/NotificationService.entitlements

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.ios.chat.rocket</string>
+	</array>
+</dict>
+</plist>

ios/NotificationService/NotificationService.swift

@@ -0,0 +1,154 @@
+import CoreLocation
+import UserNotifications
+
+struct PushResponse: Decodable {
+    let success: Bool
+    let data: Data
+
+    struct Data: Decodable {
+        let notification: Notification
+
+        struct Notification: Decodable {
+            let notId: Int
+            let title: String
+            let text: String
+            let payload: Payload
+
+            struct Payload: Decodable, Encodable {
+                let host: String
+                let rid: String?
+                let type: String?
+                let sender: Sender?
+                let messageId: String
+                let notificationType: String?
+                let name: String?
+
+                struct Sender: Decodable, Encodable {
+                    let _id: String
+                    let username: String
+                    let name: String
+                }
+            }
+        }
+    }
+}
+
+class NotificationService: UNNotificationServiceExtension {
+
+    var contentHandler: ((UNNotificationContent) -> Void)?
+    var bestAttemptContent: UNMutableNotificationContent?
+
+    var retryCount = 0
+    var retryTimeout = [1.0, 3.0, 5.0, 10.0]
+
+    override func didReceive(_ request: UNNotificationRequest, withContentHandler contentHandler: @escaping (UNNotificationContent) -> Void) {
+        self.contentHandler = contentHandler
+        bestAttemptContent = (request.content.mutableCopy() as? UNMutableNotificationContent)
+
+        if let bestAttemptContent = bestAttemptContent {
+            let ejson = (bestAttemptContent.userInfo["ejson"] as? String ?? "").data(using: .utf8)!
+            guard let data = try? (JSONDecoder().decode(PushResponse.Data.Notification.Payload.self, from: ejson)) else {
+              return
+            }
+
+            let notificationType = data.notificationType ?? ""
+          
+            // If the notification have the content at her payload, show it
+            if notificationType != "message-id-only" {
+                contentHandler(bestAttemptContent)
+                return
+            }
+          
+            let suiteName = Bundle.main.object(forInfoDictionaryKey: "AppGroup") as! String
+            let userDefaults = UserDefaults(suiteName: suiteName)
+
+            var server = data.host
+            if (server.last == "/") {
+                server.removeLast()
+            }
+            let msgId = data.messageId
+
+            let userId = userDefaults?.string(forKey: "reactnativemeteor_usertoken-\(server)") ?? ""
+            let token = userDefaults?.string(forKey: "reactnativemeteor_usertoken-\(userId)") ?? ""
+          
+            if userId.isEmpty || token.isEmpty {
+                contentHandler(bestAttemptContent)
+                return
+            }
+
+            var urlComponents = URLComponents(string: "\(server)/api/v1/push.get")!
+            let queryItems = [URLQueryItem(name: "id", value: msgId)]
+            urlComponents.queryItems = queryItems
+            
+            var request = URLRequest(url: urlComponents.url!)
+            request.httpMethod = "GET"
+            request.addValue(userId, forHTTPHeaderField: "x-user-id")
+            request.addValue(token, forHTTPHeaderField: "x-auth-token")
+
+            runRequest(request: request, bestAttemptContent: bestAttemptContent, contentHandler: contentHandler)
+        }
+    }
+  
+    func runRequest(request: URLRequest, bestAttemptContent: UNMutableNotificationContent, contentHandler: @escaping (UNNotificationContent) -> Void) {
+        let task = URLSession.shared.dataTask(with: request) {(data, response, error) in
+
+        func retryRequest() {
+          // if we can try again
+          if self.retryCount < self.retryTimeout.count {
+            // Try again after X seconds
+            DispatchQueue.main.asyncAfter(deadline: .now() + self.retryTimeout[self.retryCount], execute: {
+              self.runRequest(request: request, bestAttemptContent: bestAttemptContent, contentHandler: contentHandler)
+              self.retryCount += 1
+            })
+          }
+        }
+
+        // If some error happened
+        if error != nil {
+          retryRequest()
+
+        // Check if the request did successfully
+        } else if let response = response as? HTTPURLResponse {
+            // if it not was successfully
+            if response.statusCode != 200 {
+              retryRequest()
+
+            // If the response status is 200
+            } else {
+                // Process data
+                if let data = data {
+                    // Parse data of response
+                    let push = try? (JSONDecoder().decode(PushResponse.self, from: data))
+                    if let push = push {
+                      if push.success {
+                        bestAttemptContent.title = push.data.notification.title
+                        bestAttemptContent.body = push.data.notification.text
+
+                        let payload = try? (JSONEncoder().encode(push.data.notification.payload))
+                        if let payload = payload {
+                            bestAttemptContent.userInfo["ejson"] = String(data: payload, encoding: .utf8) ?? "{}"
+                        }
+
+                        // Show notification with the content modified
+                        contentHandler(bestAttemptContent)
+                        return
+                      }
+                    }
+                }
+                retryRequest()
+            }
+        }
+      }
+
+      task.resume()
+    }
+    
+    override func serviceExtensionTimeWillExpire() {
+        // Called just before the extension will be terminated by the system.
+        // Use this as an opportunity to deliver your "best attempt" at modified content, otherwise the original push payload will be used.
+        if let contentHandler = contentHandler, let bestAttemptContent =  bestAttemptContent {
+            contentHandler(bestAttemptContent)
+        }
+    }
+
+}

ios/RocketChatRN.xcodeproj/project.pbxproj

@@ -28,6 +28,8 @@
 		1EC6ACF622CBA01500A41C61 /* ShareRocketChatRN.m in Sources */ = {isa = PBXBuildFile; fileRef = 1EC6ACF522CBA01500A41C61 /* ShareRocketChatRN.m */; };
 		1ED59D4C22CBA77D00C54289 /* GoogleService-Info.plist in Resources */ = {isa = PBXBuildFile; fileRef = 1ED59D4B22CBA77D00C54289 /* GoogleService-Info.plist */; };
 		1EDDE57A22DFAD8E0078F69D /* Images.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 1EDDE57922DFAD8E0078F69D /* Images.xcassets */; };
+		1EFEB5982493B6640072EDC0 /* NotificationService.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1EFEB5972493B6640072EDC0 /* NotificationService.swift */; };
+		1EFEB59C2493B6640072EDC0 /* NotificationService.appex in Embed App Extensions */ = {isa = PBXBuildFile; fileRef = 1EFEB5952493B6640072EDC0 /* NotificationService.appex */; settings = {ATTRIBUTES = (RemoveHeadersOnCopy, ); }; };
 		24A2AEF2383D44B586D31C01 /* libz.tbd in Frameworks */ = {isa = PBXBuildFile; fileRef = 06BB44DD4855498082A744AD /* libz.tbd */; };
 		50046CB6BDA69B9232CF66D9 /* libPods-RocketChatRN.a in Frameworks */ = {isa = PBXBuildFile; fileRef = C235DC7B31A4D1578EDEF219 /* libPods-RocketChatRN.a */; };
 		7A006F14229C83B600803143 /* GoogleService-Info.plist in Resources */ = {isa = PBXBuildFile; fileRef = 7A006F13229C83B600803143 /* GoogleService-Info.plist */; };
@@ -48,6 +50,13 @@
 			remoteGlobalIDString = 1EC6ACAF22CB9FC300A41C61;
 			remoteInfo = ShareRocketChatRN;
 		};
+		1EFEB59A2493B6640072EDC0 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = 83CBB9F71A601CBA00E9B192 /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = 1EFEB5942493B6640072EDC0;
+			remoteInfo = NotificationService;
+		};
 		7AAA749A23043AD300F1ADE9 /* PBXContainerItemProxy */ = {
 			isa = PBXContainerItemProxy;
 			containerPortal = 290E43E48AD8418287FA99D6 /* WatermelonDB.xcodeproj */;
@@ -65,6 +74,7 @@
 			dstSubfolderSpec = 13;
 			files = (
 				1EC6ACBB22CB9FC300A41C61 /* ShareRocketChatRN.appex in Embed App Extensions */,
+				1EFEB59C2493B6640072EDC0 /* NotificationService.appex in Embed App Extensions */,
 			);
 			name = "Embed App Extensions";
 			runOnlyForDeploymentPostprocessing = 0;
@@ -98,6 +108,10 @@
 		1EC6AD6022CBA20C00A41C61 /* ShareRocketChatRN.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = ShareRocketChatRN.entitlements; sourceTree = "<group>"; };
 		1ED59D4B22CBA77D00C54289 /* GoogleService-Info.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = "GoogleService-Info.plist"; sourceTree = SOURCE_ROOT; };
 		1EDDE57922DFAD8E0078F69D /* Images.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Images.xcassets; sourceTree = "<group>"; };
+		1EFEB5952493B6640072EDC0 /* NotificationService.appex */ = {isa = PBXFileReference; explicitFileType = "wrapper.app-extension"; includeInIndex = 0; path = NotificationService.appex; sourceTree = BUILT_PRODUCTS_DIR; };
+		1EFEB5972493B6640072EDC0 /* NotificationService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NotificationService.swift; sourceTree = "<group>"; };
+		1EFEB5992493B6640072EDC0 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		1EFEB5A12493B67D0072EDC0 /* NotificationService.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = NotificationService.entitlements; sourceTree = "<group>"; };
 		290E43E48AD8418287FA99D6 /* WatermelonDB.xcodeproj */ = {isa = PBXFileReference; explicitFileType = undefined; fileEncoding = 9; includeInIndex = 0; lastKnownFileType = "wrapper.pb-project"; name = WatermelonDB.xcodeproj; path = "../node_modules/@nozbe/watermelondb/native/ios/WatermelonDB.xcodeproj"; sourceTree = "<group>"; };
 		60B2A6A31FC4588700BD58E5 /* RocketChatRN.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; name = RocketChatRN.entitlements; path = RocketChatRN/RocketChatRN.entitlements; sourceTree = "<group>"; };
 		66D6B1D0567051BE541450C9 /* Pods-RocketChatRN.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-RocketChatRN.release.xcconfig"; path = "Pods/Target Support Files/Pods-RocketChatRN/Pods-RocketChatRN.release.xcconfig"; sourceTree = "<group>"; };
@@ -146,6 +160,13 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		1EFEB5922493B6640072EDC0 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
@@ -180,6 +201,16 @@
 			path = ShareRocketChatRN;
 			sourceTree = "<group>";
 		};
+		1EFEB5962493B6640072EDC0 /* NotificationService */ = {
+			isa = PBXGroup;
+			children = (
+				1EFEB5A12493B67D0072EDC0 /* NotificationService.entitlements */,
+				1EFEB5972493B6640072EDC0 /* NotificationService.swift */,
+				1EFEB5992493B6640072EDC0 /* Info.plist */,
+			);
+			path = NotificationService;
+			sourceTree = "<group>";
+		};
 		22CA7F59107E0C79C2506C7C /* Pods */ = {
 			isa = PBXGroup;
 			children = (
@@ -213,6 +244,7 @@
 				13B07FAE1A68108700A75B9A /* RocketChatRN */,
 				832341AE1AAA6A7D00B99B32 /* Libraries */,
 				1EC6ACB122CB9FC300A41C61 /* ShareRocketChatRN */,
+				1EFEB5962493B6640072EDC0 /* NotificationService */,
 				83CBBA001A601CBA00E9B192 /* Products */,
 				BB4B591B5FC44CD9986DB2A6 /* Frameworks */,
 				AF5E16F0398347E6A80C8CBE /* Resources */,
@@ -228,6 +260,7 @@
 			children = (
 				13B07F961A680F5B00A75B9A /* RocketChatRN.app */,
 				1EC6ACB022CB9FC300A41C61 /* ShareRocketChatRN.appex */,
+				1EFEB5952493B6640072EDC0 /* NotificationService.appex */,
 			);
 			name = Products;
 			sourceTree = "<group>";
@@ -293,6 +326,7 @@
 			);
 			dependencies = (
 				1EC6ACBA22CB9FC300A41C61 /* PBXTargetDependency */,
+				1EFEB59B2493B6640072EDC0 /* PBXTargetDependency */,
 			);
 			name = RocketChatRN;
 			productName = "Hello World";
@@ -321,6 +355,23 @@
 			productReference = 1EC6ACB022CB9FC300A41C61 /* ShareRocketChatRN.appex */;
 			productType = "com.apple.product-type.app-extension";
 		};
+		1EFEB5942493B6640072EDC0 /* NotificationService */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = 1EFEB5A02493B6640072EDC0 /* Build configuration list for PBXNativeTarget "NotificationService" */;
+			buildPhases = (
+				1EFEB5912493B6640072EDC0 /* Sources */,
+				1EFEB5922493B6640072EDC0 /* Frameworks */,
+				1EFEB5932493B6640072EDC0 /* Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = NotificationService;
+			productName = NotificationService;
+			productReference = 1EFEB5952493B6640072EDC0 /* NotificationService.appex */;
+			productType = "com.apple.product-type.app-extension";
+		};
 /* End PBXNativeTarget section */
 
 /* Begin PBXProject section */
@@ -328,6 +379,7 @@
 			isa = PBXProject;
 			attributes = {
 				DefaultBuildSystemTypeForWorkspace = Original;
+				LastSwiftUpdateCheck = 1150;
 				LastUpgradeCheck = 1130;
 				ORGANIZATIONNAME = Facebook;
 				TargetAttributes = {
@@ -360,6 +412,11 @@
 							};
 						};
 					};
+					1EFEB5942493B6640072EDC0 = {
+						CreatedOnToolsVersion = 11.5;
+						DevelopmentTeam = S6UPZG7ZR3;
+						ProvisioningStyle = Manual;
+					};
 				};
 			};
 			buildConfigurationList = 83CBB9FA1A601CBA00E9B192 /* Build configuration list for PBXProject "RocketChatRN" */;
@@ -384,6 +441,7 @@
 			targets = (
 				13B07F861A680F5B00A75B9A /* RocketChatRN */,
 				1EC6ACAF22CB9FC300A41C61 /* ShareRocketChatRN */,
+				1EFEB5942493B6640072EDC0 /* NotificationService */,
 			);
 		};
 /* End PBXProject section */
@@ -421,6 +479,13 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		1EFEB5932493B6640072EDC0 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
@@ -720,6 +785,14 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
+		1EFEB5912493B6640072EDC0 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				1EFEB5982493B6640072EDC0 /* NotificationService.swift in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXSourcesBuildPhase section */
 
 /* Begin PBXTargetDependency section */
@@ -728,6 +801,11 @@
 			target = 1EC6ACAF22CB9FC300A41C61 /* ShareRocketChatRN */;
 			targetProxy = 1EC6ACB922CB9FC300A41C61 /* PBXContainerItemProxy */;
 		};
+		1EFEB59B2493B6640072EDC0 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = 1EFEB5942493B6640072EDC0 /* NotificationService */;
+			targetProxy = 1EFEB59A2493B6640072EDC0 /* PBXContainerItemProxy */;
+		};
 /* End PBXTargetDependency section */
 
 /* Begin PBXVariantGroup section */
@@ -978,6 +1056,68 @@
 			};
 			name = Release;
 		};
+		1EFEB59D2493B6640072EDC0 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CLANG_ANALYZER_NONNULL = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_ENTITLEMENTS = NotificationService/NotificationService.entitlements;
+				CODE_SIGN_STYLE = Manual;
+				DEBUG_INFORMATION_FORMAT = dwarf;
+				DEVELOPMENT_TEAM = S6UPZG7ZR3;
+				GCC_C_LANGUAGE_STANDARD = gnu11;
+				INFOPLIST_FILE = NotificationService/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
+				MARKETING_VERSION = 4.10.0;
+				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = chat.rocket.reactnative.NotificationService;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				PROVISIONING_PROFILE_SPECIFIER = "chat.rocket.reactnative.NotificationService Development";
+				SKIP_INSTALL = YES;
+				SWIFT_ACTIVE_COMPILATION_CONDITIONS = DEBUG;
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Debug;
+		};
+		1EFEB59E2493B6640072EDC0 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				CLANG_ANALYZER_NONNULL = YES;
+				CLANG_ANALYZER_NUMBER_OBJECT_CONVERSION = YES_AGGRESSIVE;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
+				CLANG_ENABLE_OBJC_WEAK = YES;
+				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
+				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
+				CODE_SIGN_ENTITLEMENTS = NotificationService/NotificationService.entitlements;
+				CODE_SIGN_IDENTITY = "iPhone Distribution";
+				CODE_SIGN_STYLE = Manual;
+				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				DEVELOPMENT_TEAM = S6UPZG7ZR3;
+				GCC_C_LANGUAGE_STANDARD = gnu11;
+				INFOPLIST_FILE = NotificationService/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @executable_path/../../Frameworks";
+				MARKETING_VERSION = 4.10.0;
+				MTL_FAST_MATH = YES;
+				PRODUCT_BUNDLE_IDENTIFIER = chat.rocket.reactnative.NotificationService;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				PROVISIONING_PROFILE_SPECIFIER = "chat.rocket.reactnative.NotificationService AppStore";
+				SKIP_INSTALL = YES;
+				SWIFT_OPTIMIZATION_LEVEL = "-O";
+				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
+			};
+			name = Release;
+		};
 		83CBBA201A601CBA00E9B192 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
@@ -1101,6 +1241,15 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
+		1EFEB5A02493B6640072EDC0 /* Build configuration list for PBXNativeTarget "NotificationService" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				1EFEB59D2493B6640072EDC0 /* Debug */,
+				1EFEB59E2493B6640072EDC0 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
 		83CBB9FA1A601CBA00E9B192 /* Build configuration list for PBXProject "RocketChatRN" */ = {
 			isa = XCConfigurationList;
 			buildConfigurations = (

ios/RocketChatRN.xcodeproj/xcshareddata/xcschemes/NotificationService.xcscheme

@@ -0,0 +1,100 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1150"
+   wasCreatedForAppExtension = "YES"
+   version = "2.0">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "1EFEB5942493B6640072EDC0"
+               BuildableName = "NotificationService.appex"
+               BlueprintName = "NotificationService"
+               ReferencedContainer = "container:RocketChatRN.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
+               BuildableName = "RocketChatRN.app"
+               BlueprintName = "RocketChatRN"
+               ReferencedContainer = "container:RocketChatRN.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = ""
+      selectedLauncherIdentifier = "Xcode.IDEFoundation.Launcher.PosixSpawn"
+      launchStyle = "0"
+      askForAppToLaunch = "Yes"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES"
+      launchAutomaticallySubstyle = "2">
+      <RemoteRunnable
+         runnableDebuggingMode = "1"
+         BundleIdentifier = "com.apple.mobileslideshow"
+         RemotePath = "/Applications/MobileSlideShow.app">
+      </RemoteRunnable>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
+            BuildableName = "RocketChatRN.app"
+            BlueprintName = "RocketChatRN"
+            ReferencedContainer = "container:RocketChatRN.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES"
+      launchAutomaticallySubstyle = "2">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "13B07F861A680F5B00A75B9A"
+            BuildableName = "RocketChatRN.app"
+            BlueprintName = "RocketChatRN"
+            ReferencedContainer = "container:RocketChatRN.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

ios/fastlane/Fastfile

@@ -49,6 +49,7 @@ platform :ios do
       type: "appstore"
     ) # more information: https://codesigning.guide
     get_provisioning_profile(app_identifier: "chat.rocket.reactnative.ShareExtension")
+    get_provisioning_profile(app_identifier: "chat.rocket.reactnative.NotificationService")
     pem()
     gym(scheme: "RocketChatRN", workspace: "RocketChatRN.xcworkspace") # Build your app - more options available
     # frameit

package.json

@@ -87,7 +87,7 @@
     "react-native-modal": "11.5.6",
     "react-native-navigation-bar-color": "2.0.1",
     "react-native-notifications": "2.1.7",
-    "react-native-notifier": "^1.3.1",
+    "react-native-notifier": "1.3.1",
     "react-native-orientation-locker": "1.1.8",
     "react-native-picker-select": "7.0.0",
     "react-native-platform-touchable": "^1.1.1",

patches/react-native-notifications+2.1.7.patch

@@ -104,6 +104,19 @@ index edc4fd4..7cd77f6 100644
  }
  
  @end
+diff --git a/node_modules/react-native-notifications/android/app/src/main/java/com/wix/reactnativenotifications/core/notification/PushNotification.java b/node_modules/react-native-notifications/android/app/src/main/java/com/wix/reactnativenotifications/core/notification/PushNotification.java
+index 524ff07..70f22d5 100644
+--- a/node_modules/react-native-notifications/android/app/src/main/java/com/wix/reactnativenotifications/core/notification/PushNotification.java
++++ b/node_modules/react-native-notifications/android/app/src/main/java/com/wix/reactnativenotifications/core/notification/PushNotification.java
+@@ -31,7 +31,7 @@ public class PushNotification implements IPushNotification {
+     final protected AppLifecycleFacade mAppLifecycleFacade;
+     final protected AppLaunchHelper mAppLaunchHelper;
+     final protected JsIOHelper mJsIOHelper;
+-    final protected PushNotificationProps mNotificationProps;
++    protected PushNotificationProps mNotificationProps;
+     final protected AppVisibilityListener mAppVisibilityListener = new AppVisibilityListener() {
+         @Override
+         public void onAppVisible() {
 diff --git a/node_modules/react-native-notifications/android/app/src/reactNative59/java/com/wix/reactnativenotifications/NotificationManagerCompatFacade.java b/node_modules/react-native-notifications/android/app/src/reactNative59/java/com/wix/reactnativenotifications/NotificationManagerCompatFacade.java
 index f9c858b..94ea188 100644
 --- a/node_modules/react-native-notifications/android/app/src/reactNative59/java/com/wix/reactnativenotifications/NotificationManagerCompatFacade.java

yarn.lock

@@ -12845,7 +12845,7 @@ react-native-notifications@2.1.7:
     core-js "^1.0.0"
     uuid "^2.0.3"
 
-react-native-notifier@^1.3.1:
+react-native-notifier@1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/react-native-notifier/-/react-native-notifier-1.3.1.tgz#a878c82c8ee99b04d57818401b1f084232729afd"
   integrity sha512-w7KOTF5WOYzbhCXQHz6p9tbosOVxhOW+Sh7VAdIuW6r7PSoryRNkF4P6Bzq1+2NPtMK7L6xnojCdKJ+nVnwh+A==