udp-discover-client/www/js/index.js

/*
 * 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 app = {
    // Application Constructor
    initialize: function() {
        document.addEventListener('deviceready', this.onDeviceReady.bind(this), false);
    },

    // deviceready Event Handler
    //
    // Bind any cordova events here. Common events are:
    // 'pause', 'resume', etc.
    onDeviceReady: function() {
        this.receivedEvent('deviceready');
        var diont = Diont();
	
        // ======
        // Listen for announcements and renouncements in services
        // ======
        diont.on("serviceAnnounced", function(serviceInfo) {
            // A service was announced
            // This function triggers for services not yet available in diont.getServiceInfos()
            // serviceInfo is an Object { isOurService : Boolean, service: Object }
            // service.name, service.host and service.port are always filled
            console.log("A new service was announced", serviceInfo.service);
            // List currently known services
            console.log("All known services", diont.getServiceInfos());
            alert('found'+ serviceInfo.service.host+" "+serviceInfo.service.port)
        });
        
        diont.on("serviceRenounced", function(serviceInfo) {
            console.log("A service was renounced", serviceInfo.service);
            console.log("All known services", diont.getServiceInfos());
        });
    },

    // Update DOM on a Received Event
    receivedEvent: function(id) {
        var parentElement = document.getElementById(id);
        var listeningElement = parentElement.querySelector('.listening');
        var receivedElement = parentElement.querySelector('.received');

        listeningElement.setAttribute('style', 'display:none;');
        receivedElement.setAttribute('style', 'display:block;');

        console.log('Received Event: ' + id);
    }
};

app.initialize();