require file not working?

var profile = require("./profile");
profile.get('chalkers');

var http = require("http"), 

function printerror(error){
  console.error(error.message);
}    
  function printMessage(username, badgeCount, points){
  var message = username + ' has ' + badgeCount + ' total badges and ' + points + ' points in JavaScript.';
  console.log(message);
}

function getprofile(username){
//Connect to the API URL (https://teamtreehouse.com/username.json)
var request = http.get('http://teamtreehouse.com/' + username + '.json', function(response) {
  console.log(response.statusCode);

  var body = "";
    //Read the data
    response.on('data', function (chunk) {
      body += chunk;
    });
   response.on("end", function(){
     if(response.statusCode == 200){
     try{
        var profile = JSON.parse(body)
        printMessage(username,profile.badges.length,profile.points.JavaScript)
     }catch(error){
        printerror(error)
       }
     }else{
      printerror({message:"There was a error for" + username}) 
     }
    });
  });


 request.on('error',printerror);
}    


module.exports.get = getprofile;