From 9710603feb6a458314145bfc4c4814657b16346a Mon Sep 17 00:00:00 2001
From: sgrebnov <v-segreb@microsoft.com>
Date: Fri, 30 Jan 2015 16:10:59 +0300
Subject: [PATCH] CB-8384 Network status change support on Windows

---
 src/windows/NetworkInfoProxy.js | 106 ++++++++++++++++----------------
 1 file changed, 52 insertions(+), 54 deletions(-)

diff --git a/src/windows/NetworkInfoProxy.js b/src/windows/NetworkInfoProxy.js
index a536db2..27ad2f0 100644
--- a/src/windows/NetworkInfoProxy.js
+++ b/src/windows/NetworkInfoProxy.js
@@ -24,67 +24,65 @@
 var cordova = require('cordova');
 var Connection = require('./Connection');
 
+var winNetConn = Windows.Networking.Connectivity;
+var networkInfo = winNetConn.NetworkInformation;
+var networkCostInfo = winNetConn.NetworkCostType;
+var networkConnectivityInfo = winNetConn.NetworkConnectivityLevel;
+var networkAuthenticationInfo = winNetConn.NetworkAuthenticationType;
+var networkEncryptionInfo = winNetConn.NetworkEncryptionType;
+
+function getCurrrentConnectionType() {
+
+    var profile = networkInfo.getInternetConnectionProfile();
+
+    if (!profile) {
+        return Connection.NONE;
+    }
+
+    var conLevel = profile.getNetworkConnectivityLevel();
+    var interfaceType = profile.networkAdapter.ianaInterfaceType;
+
+    // since we use this to detect whether we are online or offline we do check agains InternetAccess
+    // localAccess (airplane mode as an example) or constrainedInternetAccess mean there is no access to the internet available
+    // https://msdn.microsoft.com/library/windows/apps/windows.networking.connectivity.networkconnectivitylevel.aspx
+    if (conLevel != Windows.Networking.Connectivity.NetworkConnectivityLevel.internetAccess) {
+        return Connection.NONE;
+    }
+
+    var connectionType;
+
+    switch (interfaceType) {
+        case 71:
+            connectionType = Connection.WIFI;
+            break;
+        case 6:
+            connectionType = Connection.ETHERNET;
+            break;
+        case 243: // (3GPP WWAN) // Fallthrough is intentional
+        case 244: // (3GPP2 WWAN)
+            connectionType = Connection.CELL_3G;
+            break;
+        default:
+            connectionType = Connection.UNKNOWN;
+            break;
+    }
+
+    return connectionType;
+}
+
 module.exports = {
 
     getConnectionInfo:function(win,fail,args)
     {
-        console.log("NetworkStatusProxy::getConnectionInfo");
-        var winNetConn = Windows.Networking.Connectivity;
-        var networkInfo = winNetConn.NetworkInformation;
-        var networkCostInfo = winNetConn.NetworkCostType;
-        var networkConnectivityInfo = winNetConn.NetworkConnectivityLevel;
-        var networkAuthenticationInfo = winNetConn.NetworkAuthenticationType;
-        var networkEncryptionInfo = winNetConn.NetworkEncryptionType;
-
-        var connectionType;
-
-        var profile = Windows.Networking.Connectivity.NetworkInformation.getInternetConnectionProfile();
-        if(profile) {
-            var conLevel = profile.getNetworkConnectivityLevel();
-            var interfaceType = profile.networkAdapter.ianaInterfaceType;
-
-            // since we use this to detect whether we are online or offline we do check agains InternetAccess
-            // localAccess (airplane mode as an example) or constrainedInternetAccess mean there is no access to the internet available
-            // https://msdn.microsoft.com/library/windows/apps/windows.networking.connectivity.networkconnectivitylevel.aspx
-            if (conLevel != Windows.Networking.Connectivity.NetworkConnectivityLevel.internetAccess) {
-                connectionType = Connection.NONE;
-            }
-            else {
-                switch (interfaceType) {
-                    case 71:
-                        connectionType = Connection.WIFI;
-                        break;
-                    case 6:
-                        connectionType = Connection.ETHERNET;
-                        break;
-                    case 243: // (3GPP WWAN) // Fallthrough is intentional
-                    case 244: // (3GPP2 WWAN)
-                         connectionType = Connection.CELL_3G;
-                         break;
-                    default:
-                        connectionType = Connection.UNKNOWN;
-                        break;
-                }
-            }
+        var reportConnectionInfoOnce = function () {
+            win(getCurrrentConnectionType(), { keepCallback: true });
         }
-        // FYI
-        //Connection.UNKNOWN  'Unknown connection';
-        //Connection.ETHERNET 'Ethernet connection';
-        //Connection.WIFI     'WiFi connection';
-        //Connection.CELL_2G  'Cell 2G connection';
-        //Connection.CELL_3G  'Cell 3G connection';
-        //Connection.CELL_4G  'Cell 4G connection';
-        //Connection.NONE     'No network connection';
 
-        setTimeout(function () {
-            if (connectionType) {
-                win(connectionType);
-            } else {
-                win(Connection.NONE);
-            }
-        },0);
+        // report current connection  type
+        setTimeout(reportConnectionInfoOnce, 0);
+        // start traking future changes
+        networkInfo.addEventListener("networkstatuschanged", reportConnectionInfoOnce);
     }
-
 };
 
 require("cordova/exec/proxy").add("NetworkStatus",module.exports);