GetUrl in Magento 2

review file \Magento\Store\Model\Store.php

public function getBaseUrl($type = \Magento\Framework\UrlInterface::URL_TYPE_LINK, $secure = null)
    {
        $cacheKey = $type . '/' . ($secure === null ? 'null' : ($secure ? 'true' : 'false'));
        if (!isset($this->_baseUrlCache[$cacheKey])) {
            $secure = $secure === null ? $this->isCurrentlySecure() : (bool)$secure;
            switch ($type) {
                case \Magento\Framework\UrlInterface::URL_TYPE_WEB:
                    $path = $secure
                        ? self::XML_PATH_SECURE_BASE_URL
                        : self::XML_PATH_UNSECURE_BASE_URL;
                    $url = $this->getConfig($path);
                    break;

                case \Magento\Framework\UrlInterface::URL_TYPE_LINK:
                    $path = $secure ? self::XML_PATH_SECURE_BASE_LINK_URL : self::XML_PATH_UNSECURE_BASE_LINK_URL;
                    $url = $this->getConfig($path);
                    $url = $this->_updatePathUseRewrites($url);
                    $url = $this->_updatePathUseStoreView($url);
                    break;

                case \Magento\Framework\UrlInterface::URL_TYPE_DIRECT_LINK:
                    $path = $secure ? self::XML_PATH_SECURE_BASE_LINK_URL : self::XML_PATH_UNSECURE_BASE_LINK_URL;
                    $url = $this->getConfig($path);
                    $url = $this->_updatePathUseRewrites($url);
                    break;

                case \Magento\Framework\UrlInterface::URL_TYPE_STATIC:
                    $path = $secure ? self::XML_PATH_SECURE_BASE_STATIC_URL : self::XML_PATH_UNSECURE_BASE_STATIC_URL;
                    $url = $this->getConfig($path);
                    if (!$url) {
                        $url = $this->getBaseUrl(
                            \Magento\Framework\UrlInterface::URL_TYPE_WEB,
                            $secure
                        ) . $this->filesystem->getUri(
                            DirectoryList::STATIC_VIEW
                        );
                    }
                    break;

                case \Magento\Framework\UrlInterface::URL_TYPE_MEDIA:
                    $url = $this->_getMediaScriptUrl($this->filesystem, $secure);
                    if (!$url) {
                        $path = $secure ? self::XML_PATH_SECURE_BASE_MEDIA_URL : self::XML_PATH_UNSECURE_BASE_MEDIA_URL;
                        $url = $this->getConfig($path);
                        if (!$url) {
                            $url = $this->getBaseUrl(
                                \Magento\Framework\UrlInterface::URL_TYPE_WEB,
                                $secure
                            ) . $this->filesystem->getUri(
                                DirectoryList::MEDIA
                            );
                        }
                    }
                    break;

                default:
                    throw new \InvalidArgumentException('Invalid base url type');
            }

            if (false !== strpos($url, self::BASE_URL_PLACEHOLDER)) {
                $distroBaseUrl = $this->_request->getDistroBaseUrl();
                $url = str_replace(self::BASE_URL_PLACEHOLDER, $distroBaseUrl, $url);
            }

            $this->_baseUrlCache[$cacheKey] = rtrim($url, '/') . '/';
        }

        return $this->_baseUrlCache[$cacheKey];
    }