/*
    Licensed to the Apache Software Foundation (ASF) under one
    or more contributor license agreements.  See the NOTICE file
    distributed with this work for additional information
    regarding copyright ownership.  The ASF licenses this file
    to you under the Apache License, Version 2.0 (the
    "License"); you may not use this file except in compliance
    with the License.  You may obtain a copy of the License at

        http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing,
    software distributed under the License is distributed on an
    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    KIND, either express or implied.  See the License for the
    specific language governing permissions and limitations
    under the License.
*/

var Connection = require('./Connection');

var winNetConn = Windows.Networking.Connectivity;
var networkInfo = winNetConn.NetworkInformation;

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) {
        var reportConnectionInfoOnce = function () {
            win(getCurrrentConnectionType(), { keepCallback: true });
        };

        // report current connection  type
        setTimeout(reportConnectionInfoOnce, 0);
        // start traking future changes
        networkInfo.addEventListener('networkstatuschanged', reportConnectionInfoOnce);
    }
};

require('cordova/exec/proxy').add('NetworkStatus', module.exports);
