<?php

declare(strict_types = 1);

namespace Plugin\UnboundGroup\Controller;

use App\Core\Controller;
use App\Core\Form;
use function App\Core\I18n\_m;
use App\Entity as E;
use App\Util\Common;
use App\Util\Exception\ClientException;
use Component\Subscription\Subscription;
use Plugin\ActivityPub\Util\Explorer;
use Symfony\Component\Form\Extension\Core\Type\SubmitType;
use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\HttpFoundation\Request;

class GroupSettings extends Controller
{
    /**
     * Manage the linksTo collection of a Group or Organisation Actor
     */
    public static function groupLinks(Request $request, E\Actor $target, string $details_id)
    {
        $actor = Common::ensureLoggedIn()->getActor();
        if (!$actor->canModerate($target)) {
            throw new ClientException(_m('You don\'t have enough permissions to edit {nickname}\'s settings', ['{nickname}' => $target->getNickname()]));
        }

        $form_definition = [
            ['new_link', TextType::class, ['label' => _m('Link to'), 'required' => true, 'help' => _m('Enter the URI.')]],
            [$add_link_to_form_name = 'save_group_links', SubmitType::class, ['label' => _m('Add link')]],
        ];

        $add_link_to_form = Form::create($form_definition);

        if ($request->getMethod() === 'POST' && $request->request->has($add_link_to_form_name)) {
            $add_link_to_form->handleRequest($request);
            if ($add_link_to_form->isSubmitted() && $add_link_to_form->isValid()) {
                if (Common::isValidHttpUrl($new_uri = $add_link_to_form->getData()['new_link'])) {
                    $new_link = Explorer::getOneFromUri($new_uri);
                    if (\is_null(Subscription::subscribe(subject: $target, object: $new_link, source: 'ActivityPub via FEP-2100'))) {
                        throw new ClientException(_m('This group is already linked from {nickname}', ['{nickname}' => $new_link->getNickname()]));
                    }
                    Subscription::refreshSubscriptionCount($target, $new_link);
                    Form::forceRedirect($add_link_to_form, $request);
                } else {
                    throw new ClientException(_m('Invalid URI given.'));
                }
            }
        }

        return [
            '_template'          => 'self_tags_settings.fragment.html.twig',
            'add_self_tags_form' => $add_link_to_form->createView(),
        ];
    }
}