const mysql = require('mysql2/promise')

module.exports = async function (user_id, user_name) {
	// 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
	})

	// Check if the user already exists in the rewards table
	await connection.query('SELECT * FROM rewards WHERE user_id = ?', [user_id])
		.then(async ([rows, fields]) => {
			if (rows.length === 0) {
				// User doesn't exist, insert a new row
				await connection.query('INSERT INTO rewards SET ?', { user_id, user_name, count: 1, current_count: 1 })
					.catch(error => { console.error(error) })
			} else {
				// User exists, update the count
				const newRow = { count: rows[0].count + 1, current_count: rows[0].current_count + 1 }
				await connection.query('UPDATE rewards SET ? WHERE user_id = ?', [newRow, user_id])
					.catch(error => { console.error(error) })
			}
		}).catch(error => { console.error(error) })

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