<?php

/**
 * webtrees: online genealogy
 * Copyright (C) 2019 webtrees development team
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU 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 General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

declare(strict_types=1);

namespace Fisharebest\Webtrees\Http\RequestHandlers;

use Fisharebest\Webtrees\Module\ModuleBlockInterface;
use Fisharebest\Webtrees\Services\HomePageService;
use Fisharebest\Webtrees\Tree;
use Illuminate\Database\Capsule\Manager as DB;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\RequestHandlerInterface;

use function assert;
use function response;
use function view;

/**
 * Controller for the user/tree's home page.
 */
class UserPageBlock implements RequestHandlerInterface
{
    /** @var HomePageService */
    private $home_page_service;

    /**
     * HomePageController constructor.
     *
     * @param HomePageService $home_page_service
     */
    public function __construct(HomePageService $home_page_service)
    {
        $this->home_page_service = $home_page_service;
    }

    /**
     * Load block asynchronously.
     *
     * @param ServerRequestInterface $request
     *
     * @return ResponseInterface
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        $tree = $request->getAttribute('tree');
        assert($tree instanceof Tree);

        $user     = $request->getAttribute('user');
        $block_id = $request->getQueryParams()['block_id'];

        $block_id = (int) DB::table('block')
            ->where('block_id', '=', $block_id)
            ->where('user_id', '=', $user->id())
            ->value('block_id');

        $module = $this->home_page_service->getBlockModule($tree, $block_id);

        $html = view('layouts/ajax', [
            'content' => $module->getBlock($tree, $block_id, ModuleBlockInterface::CONTEXT_USER_PAGE),
        ]);

        return response($html);
    }
}