text: require('dotenv').load();
  var bonfires = require('./bonfires.json'),
    app = require('../server/server'),
    mongodb = require('mongodb'),
    MongoClient = mongodb.MongoClient,
    User = app.models.User,
    UserIdentity = app.models.userIdentity,
    oldUri='mongodb://localhost:27017/app30893198',
    coursewares = require('./coursewares.json');
  
  var counter = 0;
  var offerings = 2;
  
  var CompletionMonitor = function() {
    counter++;
    console.log('call ' + counter);
  
    if (counter < offerings) {
      return;
    } else {
      process.exit(0);
    }
  };
  
  MongoClient.connect(oldUri, function(err, database) {
  
    database.collection('users').find({}).batchSize(20).toArray(function(err, users) {
      if (users !== null && users.length !== 0) {
        var mappedUserArray = users.map(function(user) {
          Object.keys(user.profile).forEach(function(prop) {
            user[prop] = user.profile[prop];
          });
          Object.keys(user.portfolio).forEach(function(prop) {
            user[prop] = user.portfolio[prop];
          });
  
          user.completedCoursewares = Object.keys(user.challengesHash)
            .filter(function(key) {
              return user.challengesHash[key] !== 0;
            })
            .map(function(key) {
              return({
                id: coursewares[key].id,
                completedDate: user.challengesHash[key]
              });
            });
  
          return user;
        });
        User.create(mappedUserArray, function(err) {
          if (err) {
            console.log(err);
          }
          console.log("a batch finished");
        });
      }
    });
  });
  