a module to register to WNS

gistfile1.js

(function () {
    "use strict";

    function request() {
        var WNSRegistrationUrl = ApplicationConfiguration.getServiceRootSite() + "/MyService/Register";

        var notificationChannel = Windows.Networking.PushNotifications.PushNotificationChannelManager.createPushNotificationChannelForApplicationAsync();
        notificationChannel
            .then(function (channel) {

                // suscribo al evento de notificacion recibida p/limpiar el cache
                channel.addEventListener("pushnotificationreceived", onPushNotificationReceived);

                var URIdata = '{"URI":"' + channel.uri + '"}';
                return WinJS.xhr({
                    type: "POST",
                    url: WNSRegistrationUrl,
                    headers: { "Content-Type": "application/json; charset=utf-8" },
                    data: URIdata
                });
            }).then(function (response) {
                var status = response;
            });
        
    }
    
    function onPushNotificationReceived(eventArgs) {
        var homeNewsQuery = new Queries.HomeNewsCachedQuery();
        homeNewsQuery.flushCache();
    }
    // Export public methods
    WinJS.Namespace.define("PushNotification",
        {
            request: request
        }
    );
})();