<?php

namespace Queue\Src;

use Dever;

class Redis implements QueueInterface
{
	private $db;

	public function __construct()
	{
		$this->db = new \Redis;
		$config = Dever::config('base')->queue;

		$host = Dever::config('base')->queue['host'];
		$port = Dever::config('base')->queue['port'];

		$this->db->connect($config['host'], $config['port']);

		if (isset($config['password'])) {
			$this->db->auth($config['password']);
		}

		if (isset($config['key']) && $config['key']) {
			$this->key = $config['key'];
		}
	}

	public function push($value, $key)
	{
		return $this->db->rpush($key, $value);
	}

	public function pop($key)
	{
		$data = $this->db->lpop($key);
		if ($data) {
			return $data;
		}
		return false;
	}

	public function len($key)
	{
		return $this->db->llen($key);
	}
}