Merge pull request #443 from bm-software/master

deleteInstanceId feature to unregister from push notifications until next getToken call.

android/src/main/java/io/invertase/firebase/messaging/RNFirebaseMessaging.java

@@ -27,6 +27,7 @@ import com.google.firebase.messaging.RemoteMessage.Notification;
 
 import io.invertase.firebase.Utils;
 
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Map;
 import java.util.Set;
@@ -72,6 +73,18 @@ public class RNFirebaseMessaging extends ReactContextBaseJavaModule implements L
     promise.resolve(FirebaseInstanceId.getInstance().getToken());
   }
 
+  @ReactMethod
+  public void deleteInstanceId(Promise promise){
+    try {
+      Log.d(TAG, "Deleting instance id");
+      FirebaseInstanceId.getInstance().deleteInstanceId();
+      promise.resolve(null);
+    } catch (IOException e) {
+      Log.e(TAG, e.getMessage());
+      promise.reject(null, e.getMessage());
+    }
+  }
+
   @ReactMethod
   public void createLocalNotification(ReadableMap details) {
     Bundle bundle = Arguments.toBundle(details);

index.d.ts

@@ -608,6 +608,10 @@ declare module "react-native-firebase" {
          * This token can be used in the Firebase console to send messages to directly.
          */
         getToken(forceRefresh?: Boolean): Promise<string>
+        /**
+         * Reset Instance ID and revokes all tokens.
+         */
+        deleteInstanceId(): Promise<any>
         /**
          * On the event a devices FCM token is refreshed by Google,
          *  the new token is returned in a callback listener.

ios/RNFirebase/messaging/RNFirebaseMessaging.m

@@ -257,6 +257,16 @@ RCT_EXPORT_METHOD(getToken:(RCTPromiseResolveBlock)resolve rejecter:(RCTPromiseR
     resolve([FIRMessaging messaging].FCMToken);
 }
 
+RCT_EXPORT_METHOD(deleteInstanceId:(RCTPromiseResolveBlock)resolve rejecter:(RCTPromiseRejectBlock)reject) {
+    [FIRInstanceID instanceID] deleteIDWithHandler:^(NSError * _Nullable error) {
+        if (!error) {
+            resolve(nil);
+        } else {
+            reject(@"instance_id_error", @"Failed to delete instance id", error);
+        }
+    }];
+}
+
 RCT_EXPORT_METHOD(requestPermissions:(RCTPromiseResolveBlock)resolve rejecter:(RCTPromiseRejectBlock)reject) {
     if (RCTRunningInAppExtension()) {
         return;

lib/modules/messaging/index.js

@@ -109,6 +109,14 @@ export default class Messaging extends ModuleBase {
     return this._native.getToken();
   }
 
+  /**
+   * Reset Instance ID and revokes all tokens.
+   * @returns {*|Promise.<*>}
+   */
+  deleteInstanceId() {
+    return this._native.deleteInstanceId();
+  }
+
   /**
    * Create and display a local notification
    * @param notification