From 40c3f7ee0caa6641f278532bd379d8aa141ee302 Mon Sep 17 00:00:00 2001
From: Stanislav Shakirov <punksta@protonmail.com>
Date: Thu, 6 Sep 2018 12:38:25 +0300
Subject: [PATCH] Safe FirebaseMessaging usage

---
 .../com/evollu/react/fcm/FIRMessagingModule.java | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/android/src/main/java/com/evollu/react/fcm/FIRMessagingModule.java b/android/src/main/java/com/evollu/react/fcm/FIRMessagingModule.java
index be6318f..40156ba 100644
--- a/android/src/main/java/com/evollu/react/fcm/FIRMessagingModule.java
+++ b/android/src/main/java/com/evollu/react/fcm/FIRMessagingModule.java
@@ -212,12 +212,24 @@ public class FIRMessagingModule extends ReactContextBaseJavaModule implements Li
 
     @ReactMethod
     public void subscribeToTopic(String topic){
-        FirebaseMessaging.getInstance().subscribeToTopic(topic);
+	try {
+            FirebaseMessaging.getInstance().subscribeToTopic(topic);
+            promise.resolve(null);
+        } catch (IOException e) {
+            e.printStackTrace();
+            promise.reject(null,e.getMessage());
+        }
     }
 
     @ReactMethod
     public void unsubscribeFromTopic(String topic){
-        FirebaseMessaging.getInstance().unsubscribeFromTopic(topic);
+	try {
+            FirebaseMessaging.getInstance().unsubscribeFromTopic(topic);
+            promise.resolve(null);
+        } catch (IOException e) {
+            e.printStackTrace();
+            promise.reject(null,e.getMessage());
+        }
     }
 
     @ReactMethod
-- 
2.26.2