require('dotenv').load();
var fs = require('fs')
var app, express = require('express');
var http = require('http');
var https = require('https');
var bodyParser = require('body-parser')
var cookieParser = require('cookie-parser')
var csurf = require('csurf')
var path = require('path')
var multiparty = require('multiparty')
var ejs = require('ejs')
var favicon = require('serve-favicon')
var passport = require('passport')
var sessionstore = require('sessionstore')
var session = require('express-session')
var MongoStore = require('connect-mongo')(session);
var upload = require('../util/upload')

var app, server

var federate = require('../util/federate')
var auth = require('../util/auth.js')
var middleware = require('../util/middleware.js')
var api = require('./api.js')
var pages = require('./pages.js')

var site = module.exports = {}
site.init = function(){
  app = express()
  app.enable('trust proxy');
  app.set('port', process.env.PORT || 5000)
  app.use(favicon(__dirname + '../../../public/favicon.ico'))
  app.use(bodyParser.json({limit: '50mb'}))
  app.use(cookieParser())
  var sessionSettings = {
    secret: 'argonauts',
    proxy: true,
    key: 'bucky.sid',
    cookie: {
      secure: process.env.NODE_ENV === 'production',
      domain: '.' + process.env.HOST_NAME,
      maxAge: 43200000000,
    },
    resave: true,
    saveUninitialized: false,
  }
  if (!process.env.SESSIONS_IN_MEMORY) {
    sessionSettings.store = new MongoStore({
      url: process.env.MONGODB_URL || 'mongodb://127.0.0.1:27107/buckySessionDb'
      // type: 'mongodb',
      // host: 'localhost',
      // port: 27017,
      // dbName: 'buckySessionDb',
      // collectionName: 'sessions',
      // timeout: 10000,
    })
  }
  app.use(session(sessionSettings))
  upload.init()
  federate.route(app)

  // app.use(csurf({
  //   cookie: true,
  //   value: (req) => { req.headers['csrf-token'] }
  // }))
  app.disable('x-powered-by')

  auth.init()
  app.use(express.query())
  app.use(passport.initialize())
  app.use(passport.session())

  server = http.createServer(app).listen(process.env.PORT || 5000, function () {
    console.log('Bucky listening at http://' + process.env.HOST_NAME + ':%s', server.address().port)
  })

  app.all('*', middleware.ensureLocals)

  api.route(app)
  pages.route(app)
  auth.route(app)

  app.set('view engine', 'ejs')
  app.set('views', path.join(__dirname, '../../views'))
  app.use(express.static(path.join(__dirname, '../../public')))
  
  // rebuild javascript after restarting server
  if (process.env.NODE_ENV === 'production') {
    require('../bin/build-scripts')
  }
}
site.api = require('./api')
site.pages = require('./pages')