From f54b49db1aee2a98e3d00bf89f273f000ef70cfb Mon Sep 17 00:00:00 2001
From: Sosuke Suzuki <aosukeke@gmail.com>
Date: Tue, 5 Dec 2017 18:23:18 +0900
Subject: [PATCH] detect internet disconnection

---
 browser/main/Main.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/browser/main/Main.js b/browser/main/Main.js
index 3fefdb45..90dbbebf 100644
--- a/browser/main/Main.js
+++ b/browser/main/Main.js
@@ -20,7 +20,9 @@ class Main extends React.Component {
   constructor (props) {
     super(props)
 
-    if (process.env.NODE_ENV === 'production') {
+    const isOnline = window.navigator.onLine
+
+    if (process.env.NODE_ENV === 'production' && isOnline) {
       mobileAnalytics.initAwsMobileAnalytics()
     }