var express = require("express");
var path = require("path");
var http = require("http");
var session = require('express-session');
var FileStore = require('session-file-store')(session);
var bodyParser = require("body-parser");
var JSONStore = require('json-store');
//var auth = require('./lib/auth.js');

var content = JSONStore(path.resolve(__dirname, "content.json"));

var app = express();

var handlebars = require('express3-handlebars')
	.create({ defaultLayout:'main' });
app.engine('handlebars', handlebars.engine);
app.set('view engine', 'handlebars');


var publicPath = path.resolve(__dirname, "assets");
app.use('/assets' ,express.static(publicPath));

app.use(session({
  store: new FileStore,
  secret: 'djs invention loser troupe',
  resave: true,
  saveUninitialized: true
})
);

app.use(bodyParser.urlencoded({ extended: false }));

app.get('/', function(req, res) {
	res.render('index', { layout: false });
});

app.get('/admin', function(req, res) {
	if(!req.session.auth)
	{
		res.redirect('/login');
	}
	else
	{
		res.render('admin', { layout: false });
	}
});

app.post('/admin', function(req, res) {
	if(!req.body.heading)
	{
		res.render('admin', { layout: false });
	}
	else
	{
		content.set('heading', req.body.heading);
		res.redirect('/');
	}
})

app.get('/login', function(req, res) {
	res.render('login', { layout: false, error: "" });
});

app.post("/login", function(req, res) {
	if (!req.body.username || !req.body.password) {
		res.render("login", {
			layout: false,
			error: "Enter username and password."
		});
	} else {
		if(req.body.username === "admin" && req.body.password === "admin")
		{
			req.session.auth = true;
			res.redirect('/admin');
		}
		else
		{
			res.render("login", {
				layout: false,
				error: "Incorrect name/password."
			});
		}
	}
});

http.createServer(app).listen(3000);