// passport.serialize
passport.serializeUser(function(user,done){
	console.log('passport session save : ',user.id)
	done(null, user.id)
});
passport.deserializeUser(function(id,done){
	console.log('passport session get id  : ',id)
	done(null, id);
})

var express = require('express')
var app = express()
var router = express.Router();
var path = require('path')

router.get('/', function(req,res){
  console.log('main.js is loaded', req.user)
  // we can access with req.user because of the serialize from app.js
  var id = req.user;
  res.render('main.ejs', {'id' : id})
  // and we use render(main.ejs) instead of sendFile.
});

// be able to export router from other file
module.exports = router;