<?php

namespace ElephantIO\Engine;

use Psr\Log\LoggerAwareTrait;

/**
 * Socket transport.
 *
 * @author Toha <tohenk@yahoo.com>
 */
abstract class Transport
{
    use LoggerAwareTrait;

    /**
     * Socket interface.
     *
     * @var \ElephantIO\Engine\SocketInterface
     */
    protected $sio;

    /**
     * Last operation timed out state.
     *
     * @var bool
     */
    protected $timedout;

    /**
     * Constructor.
     *
     * @param \ElephantIO\Engine\SocketInterface $sio
     */
    public function __construct($sio)
    {
        $this->sio = $sio;
    }

    /**
     * Send data.
     *
     * @param string $data
     * @param array $parameters
     * @return int Number of byte written
     */
    abstract public function send($data, $parameters = []);

    /**
     * Receive data.
     *
     * @param int $timeout
     * @param array $parameters
     * @return string
     */
    abstract public function recv($timeout = 0, $parameters = []);

    /**
     * Is last operation timed out?
     *
     * @return bool
     */
    public function timedout()
    {
        return $this->timedout;
    }

    /**
     * Set last heartbeat.
     *
     * @return \ElephantIO\Engine\Transport
     */
    protected function setHeartbeat()
    {
        if ($this->sio->getSession()) {
            $this->sio->getSession()->resetHeartbeat();
        }

        return $this;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTQxNDk5MzU2ODY1MzkzMiA3MTQwMzA1MDc1ODA2MjEwIDUxOTgzOTY5MjQwOTAxNDk=