reactions.js - routes - server - create reaction - Instagram Clone React Node

reactions.js

app.post('/reactions/create', (req, res) => {
  const { postId, userId } = req.body;
  if (!postId || !userId) {
    res.status(200).jsonp({ message: 'Cannot create the post reaction, please try again' });
  }
  const reactions = [[postId, userId]];
  const insertReactionSql = "INSERT INTO post_reaction (post_id, user_id) VALUES ?";
  dbConn.query(insertReactionSql, [reactions], function (error, insertedReaction) {
    if (insertedReaction) {
      res.status(200).jsonp({ insertId: insertedReaction.insertId, post_id: postId, user_id: userId });
    } else {
      res.status(200).jsonp({ message: 'Cannot create the post reaction, please try again' });
    }
  });
});