Nelexa\GPlay\Scraper\DeveloperInfoScraper

Complexity

Total Complexity

9

Size/Duplication

Total Lines	83
Duplicated Lines	0 %

Test Coverage

Coverage

85.37%

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	getScriptDataInfo()	0	18	4
A	extractIcon()	0	5	2
A	__invoke()	0	26	1
A	extractCoverImage()	0	5	2

<?php
declare(strict_types=1);

/**
 * @author   Ne-Lexa
 * @license  MIT
 * @link     https://github.com/Ne-Lexa/google-play-scraper
 */

namespace Nelexa\GPlay\Scraper;

use Nelexa\GPlay\Exception\GooglePlayException;
use Nelexa\GPlay\GPlayApps;
use Nelexa\GPlay\Http\ResponseHandlerInterface;
use Nelexa\GPlay\Model\Developer;
use Nelexa\GPlay\Model\GoogleImage;
use Nelexa\GPlay\Util\ScraperUtil;
use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\ResponseInterface;
use function GuzzleHttp\Psr7\parse_query;

/**
 * @internal
 */
class DeveloperInfoScraper implements ResponseHandlerInterface
{
    /**
     * @param RequestInterface $request
     * @param ResponseInterface $response
     * @return mixed
     * @throws GooglePlayException
     */
    public function __invoke(RequestInterface $request, ResponseInterface $response)
    {
        $query = parse_query($request->getUri()->getQuery());

        $developerId = $query[GPlayApps::REQ_PARAM_ID];
        $url = (string)$request->getUri()
            ->withQuery(http_build_query([GPlayApps::REQ_PARAM_ID => $developerId]));

        $scriptDataInfo = $this->getScriptDataInfo($request, $response);

        $name = $scriptDataInfo[0][0][0];

        $cover = $this->extractCoverImage($scriptDataInfo);
        $icon = $this->extractIcon($scriptDataInfo);
        $developerSite = $scriptDataInfo[0][9][2][0][5][2] ?? null;
        $description = $scriptDataInfo[0][10][1][1] ?? '';

        return new Developer(
            Developer::newBuilder()
                ->setId($developerId)
                ->setUrl($url)
                ->setName($name)
                ->setDescription($description)
                ->setWebsite($developerSite)
                ->setIcon($icon)
                ->setCover($cover)
        );
    }

    /**
     * @param RequestInterface $request
     * @param ResponseInterface $response
     * @return array
     * @throws GooglePlayException
     */
    protected function getScriptDataInfo(RequestInterface $request, ResponseInterface $response): array
    {
        $scriptData = ScraperUtil::extractScriptData($response->getBody()->getContents());

        $scriptDataInfo = null;
        foreach ($scriptData as $key => $scriptValue) {
            if (isset($scriptValue[0][21])) {
                $scriptDataInfo = $scriptValue; // ds:5
                break;
            }
        }
        if ($scriptDataInfo === null) {
            throw (new GooglePlayException(sprintf(
                'Error parse vendor page %s. Need update library.',
                $request->getUri()
            )))->setUrl($request->getUri()->__toString());
        }
        return $scriptDataInfo;
    }

    /**
     * @param array $scriptDataInfo
     * @return GoogleImage|null
     */
    protected function extractCoverImage(array $scriptDataInfo): ?GoogleImage
    {
        return empty($scriptDataInfo[0][9][0][3][2]) ?
            null :
            new GoogleImage($scriptDataInfo[0][9][0][3][2]);
    }

    /**
     * @param array $scriptDataInfo
     * @return GoogleImage|null
     */
    protected function extractIcon(array $scriptDataInfo): ?GoogleImage
    {
        return empty($scriptDataInfo[0][9][1][3][2]) ?
            null :
            new GoogleImage($scriptDataInfo[0][9][1][3][2]);
    }
}