'use strict';
var express = require('express'),
    path = require('path'),
    favicon = require('serve-favicon'),
    logger = require('morgan'),
    cookieParser = require('cookie-parser'),
    bodyParser = require('body-parser'),
    mongoose = require('mongoose'),
    session = require('express-session'),
    mongoStore = require('connect-mongo')(session);


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

var app = express();

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

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

require('./app/passport')(app);

/**
 * Connection for mongoose by ljmoleiro
 */
mongoose.connect(process.env.DATABASE_URL);

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

/**
 * Configurations for sessions
 */
var mongoStoreConfig = new mongoStore({
    mongooseConnection: mongoose.connection,
    ttl: 7 * 24 * 60 * 60 * 1000 // = 7 days.
});
app.use(session({
    key: 'waitg.session',
    secret: process.env.WAITG_EXPRESS_SESSION_KEY,
    cookie: {maxAge: 7 * 24 * 60 * 60 * 1000},
    resave: false,
    saveUninitialized: true,
    store: mongoStoreConfig
}));

// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
    app.use(function(err, req, res, next) {
        res.status(err.status || 500);
        res.render('error', {
            message: err.message,
            error: err
        });
    });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
        message: err.message,
        error: {}
    });
});


module.exports = app;
