<?php
/**
 * @package   akeebabackup
 * @copyright Copyright (c)2006-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
 * @license   GNU General Public License version 3, or later
 */

namespace Akeeba\Component\AkeebaBackup\Administrator\Mixin;

defined('_JEXEC') || die;

use ReflectionMethod;
use ReflectionObject;

trait ControllerRegisterTasksTrait
{
	/**
	 * Automatically register controller tasks.
	 *
	 * Only public, user defined methods whose names do not start with 'onBefore', 'onAfter' or '_' are registered as
	 * controller tasks.
	 *
	 * @param   string|null  $defaultTask  The default task. NULL to use 'main' or 'default', whichever exists.
	 */
	protected function registerControllerTasks(?string $defaultTask = null)
	{
		$defaultTask = $defaultTask ?? (method_exists($this, 'main') ? 'main' : 'display');

		$this->registerDefaultTask($defaultTask);

		$refObj = new ReflectionObject($this);

		/** @var ReflectionMethod $refMethod */
		foreach ($refObj->getMethods(ReflectionMethod::IS_PUBLIC) as $refMethod)
		{
			if (
				!$refMethod->isUserDefined() ||
				$refMethod->isStatic() || $refMethod->isAbstract() || $refMethod->isClosure() ||
				$refMethod->isConstructor() || $refMethod->isDestructor()

			) {
				continue;
			}

			$method = $refMethod->getName();

			if (substr($method, 0, 1) == '_') {
				continue;
			}

			if (substr($method, 0, 8) == 'onBefore') {
				continue;
			}

			if (substr($method, 0, 7) == 'onAfter') {
				continue;
			}

			$this->registerTask($method, $method);
		}
	}
}