From bc5775c3b0aa980d56696f90667a65b9c23a34de Mon Sep 17 00:00:00 2001
From: chriscant <chris@phdcc.com>
Date: Fri, 10 Aug 2018 13:58:12 +0100
Subject: [PATCH] clearAll notifications on Android if count zero when in
 background

---
 docs/PAYLOAD.md                                     | 2 ++
 src/android/com/adobe/phonegap/push/FCMService.java | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/docs/PAYLOAD.md b/docs/PAYLOAD.md
index 6acf4367e..c10d4c7f0 100644
--- a/docs/PAYLOAD.md
+++ b/docs/PAYLOAD.md
@@ -60,6 +60,8 @@ The following flowchart attempts to give you a picture of what happens when a pu
 - If the app is running in the background the push plugin then checks to see if `content-available` exists in the push data.
 - If `content-available` is set to `1`, then the plugin calls all of your `notification` event handlers.
 
+> Note: if `count` is given as `0` then all notifications are first cleared: always on Android, and if the `count` has gone down on iOS
+
 ## User clicks on notification in notification center
 
 - The app starts.
diff --git a/src/android/com/adobe/phonegap/push/FCMService.java b/src/android/com/adobe/phonegap/push/FCMService.java
index af9ebb028..db1738a72 100644
--- a/src/android/com/adobe/phonegap/push/FCMService.java
+++ b/src/android/com/adobe/phonegap/push/FCMService.java
@@ -329,6 +329,10 @@ private void showNotificationIfPossible(Context context, Bundle extras) {
       Log.d(LOG_TAG, "count =[" + badgeCount + "]");
       PushPlugin.setApplicationIconBadgeNumber(context, badgeCount);
     }
+    if (badgeCount == 0) {
+      NotificationManager mNotificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
+      mNotificationManager.cancelAll();
+    }
 
     Log.d(LOG_TAG, "message =[" + message + "]");
     Log.d(LOG_TAG, "title =[" + title + "]");