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<?php
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declare(strict_types=1);
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namespace LeadersLinked\Cache;
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use Laminas\ServiceManager\AbstractFactory\ConfigAbstractFactory;
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class CacheImpl implements CacheInterface
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{
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    /**
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     *
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     * @param Array $config
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     */
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    public function __construct($config)
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    {
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        /*
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         $this->ttl    = intval($config['leaderslinked.memcache.ttl'], 10);
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         $this->host   = strval($config['leaderslinked.memcache.host']);
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         $this->port   = intval($config['leaderslinked.memcache.port'], 10);
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         if(class_exists(\Memcached::class)) {
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         $this->memcached = new \Memcached();
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         $this->memcached->addServer($this->host, $this->port);
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         } else  if(class_exists(\Memcache::class)) {
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         $this->memcached = new \Memcache();
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         $this->memcached->addserver($this->host, $this->port);
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         }*/
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    }
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    /**
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     *
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     * @param string $key
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     * @param mixed $value
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     */
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    public function setItem($key, $value)
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    {
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        $filename = $this->getFilename($key);
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        if(file_exists($filename)) {
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            @unlink($filename);
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        }
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        return file_put_contents($filename, serialize($value));
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    }
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    /**
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     *
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     * @param string $key
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     * @return boolean
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     */
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    public function touch($key)
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    {
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        $filename = $this->getFilename($key);
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        if(file_exists($filename)) {
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            return touch($filename);
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        } else {
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            return true;
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        }
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    }
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    /**
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     *
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     * @param string $key
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     * @return boolean
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     */
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    public function removeItem($key)
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    {
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        $filename = $this->getFilename($key);
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        if(file_exists($filename)) {
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            return unlink($filename);
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        } else {
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            return true;
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        }
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    }
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    /**
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     *
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     * @param string $key
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     * @return boolean
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     */
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    public function hasItem($key)
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    {
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        $filename = $this->getFilename($key);
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        return file_exists($filename);
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    }
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    /**
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     *
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     * @param string $key
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     * @return mixed
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     */
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    public function getItem($key)
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    {
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        $filename = $this->getFilename($key);
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        if(file_exists($filename)) {
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            return unserialize(file_get_contents($filename));
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        } else {
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            return null;
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        }
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    }
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    /**
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     *
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     * @param string $key
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     * @return string
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     */
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    private function getFilename($key)
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    {
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        $filepath = 'data' . DIRECTORY_SEPARATOR . 'cache';
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        if(!file_exists($filepath)) {
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            @mkdir($filepath, 0755);
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        }
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        return $filepath . DIRECTORY_SEPARATOR . $key . '.json';
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    }
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    /**
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     *
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     * @return bool
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     */
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    public function available()
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    {
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        return  true;
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    }
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}
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