From e9a3aa849bc2a61b6dd47a06fe12e6e968c14f8d Mon Sep 17 00:00:00 2001
From: Fernando Esquitino <ferquies@gmail.com>
Date: Thu, 3 Oct 2019 20:22:36 +0200
Subject: [PATCH] Fix issue #38

Add a function to check the internet availability and use it before make any network calls
---
 .../main/kotlin/in/ac/nitrkl/scp/FaqActivity.java  | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/scp/android/app/src/main/kotlin/in/ac/nitrkl/scp/FaqActivity.java b/scp/android/app/src/main/kotlin/in/ac/nitrkl/scp/FaqActivity.java
index 8f2cd3d..52ea3bd 100644
--- a/scp/android/app/src/main/kotlin/in/ac/nitrkl/scp/FaqActivity.java
+++ b/scp/android/app/src/main/kotlin/in/ac/nitrkl/scp/FaqActivity.java
@@ -181,6 +181,10 @@ private class SearchFetch extends AsyncTask {
 
         @Override
         protected String doInBackground(Object[] objects) {
+            if (!isInternetAvailable()) {
+                return null;
+            }
+            
             if (searchText.equalsIgnoreCase("")) {
                 try {
                     result = client.prepareSearch(Constants.APP_NAME, Constants.QUERY)
@@ -214,4 +218,14 @@ protected void onPostExecute(Object o) {
             }
         }
     }
+    
+    public boolean isInternetAvailable() {
+        try {
+            InetAddress ipAddr = InetAddress.getByName("google.com");
+            return !ipAddr.equals("");
+
+        } catch (Exception e) {
+            return false;
+        }
+    }
 }