<?php

namespace ActivityPhp\Server\Configuration;

use Exception;
use Psr\Cache\CacheItemPoolInterface;
use Symfony\Component\Cache\Adapter\FilesystemAdapter;

/**
 * Cache configuration stack
 */
class CacheConfiguration extends AbstractConfiguration
{
	/** @const default driver name */
	const DEFAULT_DRIVER = '\Symfony\Component\Cache\Adapter\FilesystemAdapter';

	/** @var string Cache type */
	protected $type = 'filesystem';

	/** @var bool */
	protected $enabled = true;

	/** @var string|CacheItemPoolInterface A cache pool or a driver name */
	protected $pool = '\Symfony\Component\Cache\Adapter\FilesystemAdapter';

	/** @var string Cache stream */
	protected $stream;

	/** @var int Time To live in seconds */
	protected $ttl = 3600;


	/**
	 * Dispatch configuration parameters
	 *
	 * @param array $params
	 */
	public function __construct(array $params = [])
	{
		parent::__construct($params);

		if (!isset($params['stream'])) {
		    $this->stream = getcwd() . '/cache';
		}
	}


	/**
	 * Create cache pool instance
	 *
	 * @return \Psr\Cache\CacheItemPoolInterface
	 */
	public function createPool(): ?CacheItemPoolInterface
	{
		if (is_string($this->pool) && !class_exists($this->pool)) {
		    throw new Exception(
		        "Cache pool driver does not exist. Given='{$this->pool}'"
		    );
		}

		if (!$this->enabled) {
		    return null;
		}

		// Create a filesystem pool
		if ($this->type == 'filesystem' && $this->pool == self::DEFAULT_DRIVER) {
		    return new $this->pool($this->ttl, 0, $this->stream);
		}

		// Instanciate a pool with a custom driver name
		if (is_string($this->pool)) {
		    return new $this->pool();
		}

		// An instanciated pool has been given as parameter
		if ($this->pool instanceof CacheItemPoolInterface) {
		    return $this->pool;
		}

		// An instanciated pool has been given as parameter but is not
		// Psr\Cache compliant
		if (is_object($this->pool)
		    && !($this->pool instanceof CacheItemPoolInterface)
		) {
		    $message = sprintf(
		        "Given cache instance '%s' does not respect '%s' definition.",
		        get_class($this->pool),
		        CacheItemPoolInterface::class
		    );

		    throw new Exception($message);
		}

		// Finally throw an exception because cache configuration does
		// not satisfy requirements
		$message = sprintf(
		    "Cache pool has not been instanciated. Given parameter '%s'",
		    $this->pool
		);

		throw new Exception($message);
	}


	/**
	 * Get TTL value
	 *
	 * @return int
	 */
	public function getTtl()
	{
		return $this->ttl;
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDg4MDAwOTI5NzUwMDA5MCA4MzgxNTg1NTU3MDAyNjgxIDI1ODYzMjQ0MDc2MzUyNTY=