<?php
/**
 *
 *
 * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

namespace OCA\Comments\AppInfo;

use OCA\Comments\Controller\Notifications;
use OCA\Comments\EventHandler;
use OCA\Comments\JSSettingsHelper;
use OCA\Comments\Notification\Notifier;
use OCA\Comments\Search\Provider;
use OCP\AppFramework\App;
use OCP\Comments\CommentsEntityEvent;
use OCP\Util;
use Symfony\Component\EventDispatcher\EventDispatcherInterface;

class Application extends App {

	public function __construct (array $urlParams = array()) {
		parent::__construct('comments', $urlParams);
		$container = $this->getContainer();

		$container->registerAlias('NotificationsController', Notifications::class);

		$jsSettingsHelper = new JSSettingsHelper($container->getServer());
		Util::connectHook('\OCP\Config', 'js', $jsSettingsHelper, 'extend');
	}

	public function register() {
		$server = $this->getContainer()->getServer();

		$dispatcher = $server->getEventDispatcher();
		$this->registerSidebarScripts($dispatcher);
		$this->registerDavEntity($dispatcher);
		$this->registerNotifier();
		$this->registerCommentsEventHandler();

		$server->getSearch()->registerProvider(Provider::class, ['apps' => ['files']]);
	}

	protected function registerSidebarScripts(EventDispatcherInterface $dispatcher) {
		$dispatcher->addListener(
			'OCA\Files::loadAdditionalScripts',
			function() {
				Util::addScript('oc-backbone-webdav');
				Util::addScript('comments', 'merged');
				Util::addStyle('comments', 'autocomplete');
				Util::addStyle('comments', 'comments');
			}
		);
	}

	protected function registerDavEntity(EventDispatcherInterface $dispatcher) {
		$dispatcher->addListener(CommentsEntityEvent::EVENT_ENTITY, function(CommentsEntityEvent $event) {
			$event->addEntityCollection('files', function($name) {
				$nodes = \OC::$server->getUserFolder()->getById((int)$name);
				return !empty($nodes);
			});
		});
	}

	protected function registerNotifier() {
		$this->getContainer()->getServer()->getNotificationManager()->registerNotifier(
			function() {
				return $this->getContainer()->query(Notifier::class);
			},
			function () {
				$l = $this->getContainer()->getServer()->getL10NFactory()->get('comments');
				return ['id' => 'comments', 'name' => $l->t('Comments')];
			}
		);
	}

	protected function registerCommentsEventHandler() {
		$this->getContainer()->getServer()->getCommentsManager()->registerEventHandler(function () {
			return $this->getContainer()->query(EventHandler::class);
		});
	}
}