require("dotenv").config({ path: require("path").resolve(__dirname, "../.env") });

const mysql = require("mysql");
const pool = mysql.createPool({
	connectionLimit: process.env.CONNECTIONLIMIT,
	host: process.env.DBHOST,
	port: process.env.DBPORT,
	user: process.env.DBUSER,
	password: process.env.DBPASSWORD,
	database: process.env.DATABASE,
	acquireTimeout: Number(process.env.ACQRTIMEOUT), // in ms
});

pool.getConnection((err, conn) => {
	if (err) {
		if (err.code === "PROTOCOL_CONNECTION_LOST") {
			console.error("Koneksi database ditutup.");
		}
		if (err.code === "ER_CON_COUNT_ERROR") {
			console.error("Basis data memiliki terlalu banyak koneksi.");
		}
		if (err.code === "ECONNREFUSED") {
			console.error("Koneksi database ditolak.");
		}
		console.error(err);
	}
	if (conn) conn.release();
	return;
});

// pool.on('acquire', function (connection) {
//   console.log('Connection %d acquired', connection.threadId);
// });

// pool.on('connection', function (connection) {
//   console.log('Connection %d connect', connection.threadId);
// });

// pool.on('release', function (connection) {
//   console.log('Connection %d released', connection.threadId);
// });

module.exports = pool;