BobGo.php

<?php
declare(strict_types=1);

namespace BobGroup\BobGo\Model\Carrier;

use Magento\Catalog\Model\ResourceModel\Product\CollectionFactory;
use Magento\CatalogInventory\Api\StockRegistryInterface;
use Magento\Checkout\Api\Data\ShippingInformationInterface;
use Magento\Directory\Helper\Data;
use Magento\Directory\Model\CountryFactory;
use Magento\Directory\Model\CurrencyFactory;
use Magento\Directory\Model\RegionFactory;
use Magento\Framework\App\Config\ScopeConfigInterface;
use Magento\Framework\Controller\Result\JsonFactory;
use Magento\Framework\DataObject;
use Magento\Framework\Exception\LocalizedException;
use Magento\Framework\HTTP\Client\CurlFactory;
use Magento\Framework\Module\Dir\Reader;
use Magento\Framework\Xml\Security;
use Magento\Quote\Model\Quote\Address\RateRequest;
use Magento\Quote\Model\Quote\Address\RateResult\ErrorFactory;
use Magento\Quote\Model\Quote\Address\RateResult\MethodFactory;
use Magento\Sales\Model\Order\Shipment;
use Magento\Shipping\Model\Carrier\AbstractCarrier;
use Magento\Shipping\Model\Carrier\AbstractCarrierOnline;
use Magento\Shipping\Model\Rate\Result;
use Magento\Shipping\Model\Rate\ResultFactory;
use Magento\Shipping\Model\Simplexml\ElementFactory;
use Magento\Shipping\Model\Tracking\Result\StatusFactory;
use Magento\Store\Model\ScopeInterface;
use Magento\Store\Model\StoreManagerInterface;
use Psr\Log\LoggerInterface;
use Magento\Framework\App\RequestInterface;
use Magento\Framework\App\Request\Http as MagentoHttp;

/**
 * Bob Go shipping implementation
 * @website    https://www.bobgo.co.za
 * @SuppressWarnings(PHPMD.ExcessiveClassComplexity)
 * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
 * @SuppressWarnings(PHPMD.TooManyFields)
 */
class BobGo extends AbstractCarrierOnline implements \Magento\Shipping\Model\Carrier\CarrierInterface
{
    /**
     * Code of the carrier
     * @var string
     */
    public const CODE = 'bobgo';

    /**
     * Units constant
     * @var int
     */
    public const UNITS = 100;

    /**
     * Code of the carrier
     *
     * @var string
     */
    protected $_code = self::CODE;

    /**
     * Rate request data
     *
     * @var RateRequest|null
     */
    protected $_request = null;