function routeFactory({ db, yup, log }) {
  return {
    verb: 'get',
    path: '/hello/:name',
    handler(req, res, next) {
      const contentPath = ['visits', req.params.name];
      db.get(contentPath, reply => {
        const visits = reply >= 0 ? Number(reply) + 1 : 1;
        log.info(`Visited by ${req.params.name}.`);
        res.send(`hello ${req.params.name}. You have visited ${visits} times.`);
        next();
        db.set(contentPath, visits);
      });
    },
    schema: yup.object().shape({
      name: yup.string().required(),
    }),
  };
}

export default routeFactory;