Full-Stack React Projects - Second Edition

Creating a new user

The API endpoint to create a new user is declared in the following route.

mern-skeleton/server/routes/user.routes.js:

router.route('/api/users').post(userCtrl.create)

When the Express app gets a POST request at '/api/users', it calls the create function we defined in the controller.

mern-skeleton/server/controllers/user.controller.js:

const create = async (req, res) => {  const user = new User(req.body)  try {    await user.save()    return res.status(200).json({      message: "Successfully signed up!"    })  } catch (err) {    return res.status(400).json({      error: errorHandler.getErrorMessage(err)    })  }}

This function creates a new user with the user JSON object that's received in the POST request from the frontend within req.body. The call ...