PagaMasTarde / shopperLibrary

src/ShopperClient.php

<?php

namespace ShopperLibrary;

use ShopperLibrary\ObjectModule\ObjectModuleInterface;

/**
 * Class AdaptorClient
 * @package ShopperLibrary
 */
class ShopperClient
{
    const ADAPTOR_SERVICE_URL = 'https://shopper.pagamastarde.com';

    /**
     * Host to call
     *
     * @var string $host
     */
    protected $host;

    /**
     * @var ObjectModuleInterface
     */
    protected $objectModule;

    /**
     * @var string
     */
    protected $curlErrorMsg;

    /**
     * @var int
     */
    protected $curlErrorCode;

    /**
     * ShopperClient constructor.
     *
     * @param null $host

Are you sure the doc-type for parameter $host is correct as it would always require null to be passed?

     */
    public function __construct($host = null)
    {
        $this->host = $host !== null ? $host : self::ADAPTOR_SERVICE_URL;

The condition $host !== null is always false.

    }

    /**
     * @return ObjectModuleInterface
     */
    public function getObjectModule()
    {
        return $this->objectModule;
    }

    /**
     * Get the error message of a curl request, you can call this method if you get an unexpected false return
     *
     * @return string
     */
    public function getCurlError()
    {
        return $this->curlErrorMsg;
    }

    /**
     * Get the error code of a curl request, you can call this method if you get an unexpected false return
     *
     * @return int
     */
    public function getCurlErrorCode()
    {
        return $this->curlErrorCode;
    }

    /**
     * @return null|string
     */
    public function getHost()
    {
        return $this->host;
    }

    /**
     * @param ObjectModuleInterface $objectModule
     *
     * @return ShopperClient
     */
    public function setObjectModule(ObjectModuleInterface $objectModule)
    {
        $this->objectModule = $objectModule;

        return $this;
    }

    /**
     * @return bool|mixed
     */
    public function getPaymentForm()
    {
        if (!$this->objectModule instanceof ObjectModuleInterface) {

$this->objectModule is always a sub-type of ShopperLibrary\ObjectModule\ObjectModuleInterface.

            return false;
        }

        $this->objectModule->prepare();

        try {
            $result = $this->postCall(
                $this->host,
                serialize($this->objectModule)
            );

            return $result ? $result : false;
        } catch (\Exception $exception) {
            return false;
        }
    }

    /**
     * @param $url
     * @param $body
     *
     * @return bool | string
     */
    protected function postCall($url, $body)
    {
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
        curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, array(
                'Content-Type: application/json',
                'Content-Length: ' . strlen($body)
        ));

        $result = curl_exec($ch);

        $this->curlErrorMsg = curl_error($ch);
        $this->curlErrorCode = curl_errno($ch);

        return $result;
    }
}