<?php


namespace App;


class DB
{
    private static $instance = null;
    private static $connect;

    //Данные для подключения к БД

    private static $DB_HOST = 'localhost';
    private static $DB_NAME = 'firstcourse';
    private static $DB_USER = 'root';
    private static $DB_PASS = '';

    private function __construct()
    {

        self::$connect = new \PDO(
            'mysql:host=' . self::$DB_HOST . ';dbname=' . self::$DB_NAME,
            self::$DB_USER,
            self::$DB_PASS
        );

    }


    public static function getInstance()
    {
        if (null == self::$instance) {
            self::$instance = new self;
        }

        return self::$connect;
    }

}