const express = require('express');
const bodyParser = require('body-parser');
const session = require('express-session');
const path = require('path');
const helmet = require('helmet');

const db = require('./server/lib/loginmanager');

// create express app
const app = express();
require('dotenv').config();

const serverPort = process.env.PORT || 3000;

const sitePath = 'live';

app.use(helmet());

app.use(session({
  'secret': 'rBLH5#Q89Z4',
  'resave': true,
  'saveUninitialized': true
}));

app.get('/', function(request, response) {
  if (request.session.loggedin !== true)
    response.sendFile(path.join(`${__dirname }/server/static/login.html`));
  else
    response.redirect('/recipes.html');
});
app.use(express.static(path.join(__dirname, sitePath)));

// parse requests of content-type - application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ 'extended': true }));

// parse requests of content-type - application/json
app.use(bodyParser.json());

app.post('/auth', function(request, response) {
  const username = request.body.u;
  const password = request.body.p;

  console.log(username, password);

  if (username && password)

    db.getOne(username, password)
      .then((data) => {
        console.log('data', data);

        if (!data)
          response.send('Incorrect Username and/or Password!');

        else {
          request.session.loggedin = true;
          request.session.username = username;
          response.redirect('/recipes.html');
        }
      })
      .catch((err) => {
        console.log(err);
        response.status(500).send({
          'message': err.message || 'Some error occurred while querying the database.'
        });
      });

  else {
  		response.send('Please enter Username and Password!');
  		response.end();
  	}
});

require('./server/routes/recipe.routes')(app);
require('./server/routes/view.routes')(app);

// listen for requests
app.listen(serverPort, () => {
  console.log('Server is listening on port 3000');
});