text: var app = require('express')(); 
  var server = require('http').Server(app);
  var io = require('socket.io')(server);
  var debug = require('debug')('Moob:Chat');
  var request = require('request');
  var port = process.env.PORT || '3000';
  
  process.env.DEBUG = '*';
  // process.env.DEBUG = '*,-express*,-engine*,-send,-*parser';
  
  server.listen(port);
  
  io.on('connection', function (socket) {
  
      var request_id = 'unassigned';
      var route = [];
  
      console.log('new connection established');
  
      socket.emit('connected', 'Connection to server established!');
  
      if(route.length) {
          soocket.emit('location update', route[route.length]);
      }
  
      socket.on('update sender', function(data) {
          console.log('update sender', data);
          request_id = data.request_id;
          socket.join(request_id);
          socket.emit('sender updated', 'Sender Updated ID:'+request_id);
      });
  
      socket.on('update location', function(data) {
          console.log('update location', data);
          data.timestamp = new Date();
          if(route.length) {
              if(route[route.length-1].latitude != data.latitude && route[route.length-1].longitude != data.longitude) {
                  console.log('location update route exists'+request_id);
                  route.push(data);
                  socket.broadcast.to( request_id ).emit('location update', data);
              }
          } else {
              console.log('location update no route'+request_id);
              route.push(data);
              socket.broadcast.to( request_id ).emit('location update', data);
          }
      });
  
      socket.on('send message', function(data) {
  
          if(data.type == 'up') {
              receiver = 'pu' + data.provider_id;
          } else {
              receiver = 'up' + data.user_id;
          }
  
          console.log('data', data);
          console.log('receiver', receiver);
  
          socket.broadcast.to( receiver ).emit('message', data);
  
          // url = 'http://dev.xuber.com/message/save?user_id='+data.user_id
          // url = 'http://xuber.appoets.co/message/save?user_id='+data.user_id
          // +'&provider_id='+data.provider_id
          // +'&message='+data.message
          // +'&type='+data.type
          // +'&request_id='+socket.reqid;
  
          // console.log(url);
  
          // request(url, function (error, response, body) {
          //     if (!error && response.statusCode == 200) {
          //         // console.log(body); // Show the HTML for the Google homepage. 
          //     }
          // });
      });
  
      socket.on('disconnect', function(data) {
          console.log('disconnect', data);
      });
  });