var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');

var parseurl = require('parseurl')

var index = require('./routes/index');

const session = require('express-session');
const os = require('os');

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'pug');

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));

app.use(session({
	secret: 'markusevangleium',
	resave: false,
	saveUninitialized: false,
}));

app.use(function restrict(req, res, next)
{
	// get the url pathname
	var pathname = parseurl(req).pathname;

	if (req.session.no_robot || pathname === '/login' || pathname === '/captcha' || pathname.startsWith('/stylesheets/') || pathname.startsWith('/javascripts/') || pathname.startsWith('/fonts/') || pathname === "/favicon.ico" || pathname.startsWith('/sbr') || pathname.startsWith('/images')) 
	{
		next();
	}
	else
	{
		req.session.startdest = pathname;
		/*var hostname = os.hostname();
		if(hostname === 'pc-familie.halieus.de' || hostname === 'pc.peter.halieus.de') {
			req.session.as_presentation = true;
			next();
		}
		else*/
		res.redirect('/login');
	}
});

app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', index);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;