deleteInstanceId feature (Android only)

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

@@ -72,6 +72,17 @@ public class RNFirebaseMessaging extends ReactContextBaseJavaModule implements L
     promise.resolve(FirebaseInstanceId.getInstance().getToken());
   }
 
+  @ReactMethod
+  public void deleteInstanceId(Promise promise){
+      try {
+          FirebaseInstanceId.getInstance().deleteInstanceId();
+          promise.resolve(null);
+      } catch (IOException e) {
+          e.printStackTrace();
+          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.

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