FreeCodeCamp/HelpBackEnd

app.post('/register', async (req, res) => {  
  const { error } = schema.validate(req.body);
  if (error) {
    return res.status(401).json({
      status: false,
      message: error.details[0].message
    });
  }

  // Check if user is already in DB
  const userEmailExist = await User.findOne({ email: req.body.email });
  if (userEmailExist) {
    return res.status(409).json({
      status: false,
      message: "Email already exists"
    });
  }

  // Hash user password
  const salt = await bcrypt.genSalt(10);
  const hashedPassword = await bcrypt.hash(req.body.password, salt);

  // Create new user and save to MongoDB
  const user = new User({
    name: req.body.name,
    email: req.body.email,
    emailToken: crypto.randomBytes(64).toString('hex'),
    password: hashedPassword
  });

  const msg = {
    to: user.email, // Change to your recipient
    from: 'mrkelechichinaka@gmail.com', // Change to your verified sender
    subject: 'Account Verification Token',
    text: `
      Hello, thanks for registering on our site.
      Please copy and paste the address below to verify your account.
    `,
    html: `
      <h1>Hello,</h1>
      <p>Thanks for registering on our site.</p>
      <p>Please click the link below to verify your account.</p>
    `
  }

  try {
    await user.save();
    await sgMail.send(msg)
    res.send(`Email sent successfully to ${user.email}`);
    res.redirect('/');
  } catch (error) {    
    console.log(error);
    res.send(`Something went wrong. Please contact us noreply@gmail.com`);
    res.redirect('/');
  }
});