JsonOutputFactory.php

<?php

declare(strict_types=1);

namespace Rector\ChangesReporting\Output\Factory;

use Nette\Utils\Json;
use Rector\Parallel\ValueObject\Bridge;
use Rector\ValueObject\Configuration;
use Rector\ValueObject\Error\SystemError;
use Rector\ValueObject\ProcessResult;

/**
 * @see \Rector\Tests\ChangesReporting\Output\Factory\JsonOutputFactoryTest
 */
final class JsonOutputFactory
{
    public static function create(ProcessResult $processResult, Configuration $configuration): string
    {
        $errorsJson = [
            'totals' => [
                'changed_files' => $processResult->getTotalChanged(),
            ],
        ];

        // We need onlyWithChanges: false to include all file diffs
        $fileDiffs = $processResult->getFileDiffs(onlyWithChanges: false);
        ksort($fileDiffs);
        foreach ($fileDiffs as $fileDiff) {
            $filePath = $configuration->isReportingWithRealPath()
                ? ($fileDiff->getAbsoluteFilePath() ?? '')
                : $fileDiff->getRelativeFilePath()
            ;

            if ($configuration->shouldShowDiffs() && $fileDiff->getDiff() !== '') {
                $errorsJson[Bridge::FILE_DIFFS][] = [
                    'file' => $filePath,
                    'diff' => $fileDiff->getDiff(),
                    'applied_rectors' => $fileDiff->getRectorClasses(),
                ];
            }

            // for Rector CI
            $errorsJson['changed_files'][] = $filePath;
        }

        $systemErrors = $processResult->getSystemErrors();
        $errorsJson['totals']['errors'] = count($systemErrors);

        $errorsData = self::createErrorsData($systemErrors, $configuration->isReportingWithRealPath());
        if ($errorsData !== []) {
            $errorsJson['errors'] = $errorsData;
        }

        return Json::encode($errorsJson, pretty: true);
    }

    /**
     * @param SystemError[] $errors
     * @return mixed[]
     */
    private static function createErrorsData(array $errors, bool $absoluteFilePath): array
    {
        $errorsData = [];

        foreach ($errors as $error) {
            $errorDataJson = [
                'message' => $error->getMessage(),
                'file' => $absoluteFilePath ? $error->getAbsoluteFilePath() : $error->getRelativeFilePath(),
            ];

            if ($error->getRectorClass() !== null) {
                $errorDataJson['caused_by'] = $error->getRectorClass();
            }

            if ($error->getLine() !== null) {
                $errorDataJson['line'] = $error->getLine();
            }

            $errorsData[] = $errorDataJson;
        }

        return $errorsData;
    }
}