var express = require('express');
var router = express.Router();

const multer = require('multer');
const upload = multer({ dest: 'tmp/' });
const fs = require('fs');

/* GET home page. */
router.get('/', function (req, res, next) {
  res.render('index', { title: 'Express' });
});
router.get('/about', function (req, res, next) {
  res.render('about', { title: 'Express about page' });
});

/* quete CAN I GET SOME POST */
router.get('/forms', function (req, res, next) {
  res.render('forms', { title: 'Express forms page' });
});
router.post('/forms-:num', function (req, res) {
  res.render('forms', {
  title: 'Express about page'
  });
  console.log(req.body.formIdable);
  console.log(req.params.num);
  console.log(req.query.level);
  });
module.exports = router;

// upload de fichiers
router.get('/monupload', function (req, res, next) {
  res.render('monupload', { title: 'Express upload page' });
});
router.post('/monupload', function (req, res) {
  res.render('monupload', {
  title: 'Express upload page'
  });
  console.log(req);
  });

router.post('/uploaddufichier', upload.array('monfichier',3), function (req, res, next) {
  // traitement du formulaire
  console.log('je traite l\'upload');
  if (req.files.every(file => file.size > 3000000)) {
    return res.status(500).send("file > 3Mo");
  }
  if (req.files.every(file => file.mimetype !== 'image/png')) {
    return res.status(500).send("file must be .png");
  }
  req.files.map(function (file) {
    fs.rename(file.path, 'public/images/' + file.originalname, function (err) {
      if (err) {
        res.send('Somethings went wrong');
      } else {
        res.send('Success');
      }
    })
  })
})

// Midelware dans Express, afficher message dans la console
router.get('/superMiddleware', (req, res, next) => {
  console.log('hello middleware');
  next();
},
(req, res, next) => {
  res.send('Express upload page');
}
);

// session, initialiser une variable et l'afficher
router.get('/session-in', (req, res) => {
  req.session.song = 'be bop a lula';
  res.end();
})
router.get('/session-out', (req, res) => {
  res.send(req.session.song);
})

// envoi de mail
const nodemailer = require("nodemailer");

router.get('/askForCookiesRecipe', (req, res) => {

  // Création de la méthode de transport de l'email
  nodemailer.createTestAccount((err, account) => {

    var transport = nodemailer.createTransport({
      host: "smtp.mailtrap.io",
      port: 2525,
      auth: {
        user: "a268d626e22199",
        pass: "443ff7d5d2fd34"
      }
    });

    let mailOptions = {
      from: '"Fred Foo 👻" <foo@example.com>', // sender address
      to: 'bar@example.com, baz@example.com', // list of receivers
      subject: 'Hello ✔', // Subject line
      text: 'Hello grandma! Can you give me your cookies recipe please?', // plain text body
      html: '<b>Hello grandma! Can you give me your cookies recipe please?</b>' // html body
    };

    transport.sendMail(mailOptions, (error, info) => {
      if (error) {
        return console.log(error);
      }
      console.log('Message sent: %s', info.messageId);
      console.log('Preview URL: %s', nodemailer.getTestMessageUrl(info));
    });

  });
  res.send("Mail send !!!");
})

module.exports = router;