<?php
declare(strict_types=1);

class Autoloader
{
	private string $baseDir;
	private string $namespace;

	public function __construct(string $namespace, string $baseDir)
	{
		$this->namespace = rtrim($namespace, '\\') . '\\';
		$this->baseDir = rtrim($baseDir, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR;
	}

	public function register(): void
	{
		spl_autoload_register([$this, 'loadClass']);
	}

	private function loadClass(string $class): void
	{
		if (strpos($class, $this->namespace) !== 0) {
			return;
		}

		$relativeClass = substr($class, strlen($this->namespace));
		$file = $this->baseDir . str_replace('\\', DIRECTORY_SEPARATOR, $relativeClass) . '.php';

		if (file_exists($file)) {
			require $file;
		}
	}
}