allanmcarvalho/cakephp-datatables

<?php
/**
 * Copyright (c) Allan Carvalho 2020.
 * Under Mit License
 * php version 7.2
 *
 * link     https://github.com/allanmcarvalho/cakephp-data-renderer
 * author   Allan Carvalho <allan.m.carvalho@outlook.com>
 */
declare(strict_types = 1);

namespace DataTables\StorageEngine;

use Cake\Cache\Cache;
use DataTables\Table\ConfigBundle;

/**
 * Class CacheStorageEngine
 *
 * @author   Allan Carvalho <allan.m.carvalho@outlook.com>
 * @license  MIT License https://github.com/allanmcarvalho/cakephp-datatables/blob/master/LICENSE
 * @link     https://github.com/allanmcarvalho/cakephp-datatables
 */
class CacheStorageEngine implements StorageEngineInterface {

    /**
     * @var string
     */
    private $_cacheConfigName = '_data_tables_config_bundles_';

    /**
     * CacheStorageEngine constructor.
     *
     * @param string|null $cacheConfigName
     */
    public function __construct(?string $cacheConfigName = null) {
        if (!empty($cacheConfigName)) {
            $this->_cacheConfigName = $cacheConfigName;
        }
        Cache::getConfigOrFail($this->_cacheConfigName);
    }

    /**
     * @inheritDoc
     */
    public function save(string $key, ConfigBundle $configBundle): bool {
        return Cache::write($key, $configBundle, '_data_tables_config_bundles_');
    }

    /**
     * @inheritDoc
     */
    public function exists(string $key): bool {
        return Cache::read($key, '_data_tables_config_bundles_') instanceof ConfigBundle;
    }

    /**
     * @inheritDoc
     */
    public function read(string $key): ?ConfigBundle {
        $configBundle = Cache::read($key, '_data_tables_config_bundles_');
        return ($configBundle instanceof ConfigBundle) ? $configBundle : null;
    }

    /**
     * @inheritDoc
     */
    public function delete(string $key): bool {
        return Cache::delete($key, '_data_tables_config_bundles_');
    }

}