text: // // Set up MySQL connection.
  // const mysql = require('mysql');
  
  // const connection = mysql.createConnection({
  //   host: 'localhost',
  //   port: 3306,
  //   user: 'root',
  //   password: 'password',
  //   database: 'bookList_db',
  // });
  
  // // Make connection.
  // connection.connect(function (err) {
  //   if (err) {
  //     console.error("error connecting: " + err.stack);
  //     return;
  //   }
  //   console.log("connected as id" + connection.threadId);
  // });
  
  // // Export connection for our ORM to use.
  // module.exports = connection;
  
  const mysql = require('mysql');
  
  
  if (process.env.JAWSDB_URL) {
    connection = mysql.createConnection(process.env.JAWSDB_URL);
  } else {
    connection = mysql.createConnection({
      host: 'localhost',
      port: 3306,
      user: 'root',
      password: 'password',
      database: 'bookList_db'
    });
  }
  
  module.exports = connection;