const mysql = require('mysql2/promise')
require('dotenv').config()

module.exports = async function () {
	// Create a connection to the MySQL database
	const connection = await mysql.createConnection({
		host: process.env.MYSQL_HOST,
		port: process.env.MYSQL_PORT,
		user: process.env.MYSQL_USER,
		password: process.env.MYSQL_PASSWORD,
		database: process.env.MYSQL_DATABASE
	})

	// Retrieve the count of rewards claimed by each user, sorted by count
	let results = await connection.execute('SELECT * FROM rewards ORDER BY count DESC')
		.then(async ([rows, fields]) => { return rows })
		.catch(error => { console.error(error) })

	// Terminate the connection to the database
	await connection.end()

	if (!results) return { error: 'No scoreboard data found' }
	return results
}