reactions.js - routs - server - check existing reaction - Instagram Clone React Node

reactions.js

app.post('/reactions/get', (req, res) => {
  const { post_id, user_id } = req.body;
  if (!post_id || !user_id) {
    res.status(200).jsonp({ message: 'Not found' });
  }
  const getReactionSql = "SELECT * FROM post_reaction WHERE post_id = ? AND user_id = ?";
  dbConn.query(getReactionSql, [post_id, user_id], function (error, response) {
    if (response && response.length) {
      res.status(200).jsonp({ ...response[0] });
    } else {
      res.status(200).jsonp({ message: 'Not found' });
    }
  });
});