Update a hero in our heroes API

heroesPut.js

  // PUT '/v1/heroes' Update hero entry
  api.put('/:id', (req, res) => {
    Hero.findById(req.params.id, (err, hero) => {
      if (err) {
        return res.send(err);
      }
      hero.name = req.body.name;
      hero.secretIdentity = req.body.name;

      return hero.save((saveErr, savedHero) => {
        if (saveErr) {
          return res.send(saveErr);
        }
        return res.json({
          message: 'Hero updated',
          hero: savedHero,
        });
      });
    });
  });