<?php
/**
 * CURL Transport Exception.
 *
 * @package Requests\Exceptions
 */

namespace WpOrg\Requests\Exception\Transport;

use WpOrg\Requests\Exception\Transport;

/**
 * CURL Transport Exception.
 *
 * @package Requests\Exceptions
 */
final class Curl extends Transport {

    const EASY  = 'cURLEasy';
    const MULTI = 'cURLMulti';
    const SHARE = 'cURLShare';

    /**
     * cURL error code
     *
     * @var integer
     */
    protected $code = -1;

    /**
     * Which type of cURL error
     *
     * EASY|MULTI|SHARE
     *
     * @var string
     */
    protected $type = 'Unknown';

    /**
     * Clear text error message
     *
     * @var string
     */
    protected $reason = 'Unknown';

    /**
     * Create a new exception.
     *
     * @param string $message Exception message.
     * @param string $type    Exception type.
     * @param mixed  $data    Associated data, if applicable.
     * @param int    $code    Exception numerical code, if applicable.
     */
    public function __construct($message, $type, $data = null, $code = 0) {
        if ($type !== null) {
            $this->type = $type;
        }

        if ($code !== null) {
            $this->code = (int) $code;
        }

        if ($message !== null) {
            $this->reason = $message;
        }

        $message = sprintf('%d %s', $this->code, $this->reason);
        parent::__construct($message, $this->type, $data, $this->code);
    }

    /**
     * Get the error message.
     *
     * @return string
     */
    public function getReason() {
        return $this->reason;
    }

}