<?php
/************************************************************************
 * This file is part of EspoCRM.
 *
 * EspoCRM - Open Source CRM application.
 * Copyright (C) 2014-2020 Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
 * Website: https://www.espocrm.com
 *
 * EspoCRM 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.
 *
 * EspoCRM 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 EspoCRM. If not, see http://www.gnu.org/licenses/.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
 ************************************************************************/

namespace Espo\ORM;

use Espo\Core\Utils\Util;

class Metadata
{
    protected $data;

    public function __construct(array $data = [])
    {
        $this->data = $data;
    }

    public function setData(array $data)
    {
        $this->data = $data;
    }

    /**
     * Get a parameter or parameters by key. Key can be a string or array path.
     */
    public function get(string $entityType, $key = null, $default = null)
    {
        if (!array_key_exists($entityType, $this->data)) {
            return null;
        }
        $data = $this->data[$entityType];
        if (!$key) return $data;

        return Util::getValueByKey($data, $key, $default);
    }

    /**
     * Whether an entity type is available.
     */
    public function has(string $entityType) : bool
    {
        if (!array_key_exists($entityType, $this->data)) {
            return false;
        }
        return true;
    }
}