coding-challenge-online-shop/src/core/Core.php

<?php
namespace core;

use entity\user\UserInterface;

/**
 *
 * @author kevinfrantz
 *        
 */ 
final class Core implements CoreInterface
{
    const DATABASE_USERNAME = 'devuser';
    
    const DATABASE_PASSWORD = 'devpass';
    
    const DATABASE_NAME = 'test_db';
    
    const DATABASE_PORT = '3306';
   
    const DATABASE_HOST = 'codingchallengeonlineshop_db_1';
    
    /**
     * @var \Twig_Environment
     */
    private $twig;
    
    /**
     * @var UserInterface
     */
    private $user;
    
    /**
     * @var \PDO
     */
    private $database;
    
    public function __construct(){
        $this->initTwig();
        $this->initDatabase();
    }
    
    private function initTwig():void{
        $loader = new \Twig_Loader_Filesystem(__DIR__.'/../template');
        $this->twig = new \Twig_Environment($loader);
    }
    
    private function initDatabase():void{
        $this->database = new \PDO('mysql:host='.self::DATABASE_HOST.';dbname='.self::DATABASE_NAME.';port='.self::DATABASE_PORT, self::DATABASE_USERNAME, self::DATABASE_PASSWORD);
    }
    
    public function getDatabase(): \PDO
    {
        return $this->database;
    }

    public function getTwig(): \Twig_Environment
    {
        return $this->twig;
    }

    public function getUser(): ?UserInterface
    {
        return $this->user;
    }
    
    public function setUser(?UserInterface $user = null): void
    {
        $this->user = $user;
    }

}