class StatusReport

class StatusReport extends RenderElementBase {
    
    /**
     * {@inheritdoc}
     */
    public function getInfo() {
        return [
            '#theme' => 'status_report_grouped',
            '#priorities' => [
                'error',
                'warning',
                'checked',
                'ok',
            ],
            '#pre_render' => [
                [
                    static::class,
                    'preRenderGroupRequirements',
                ],
            ],
        ];
    }
    
    /**
     * Render API callback: Groups requirements.
     *
     * This function is assigned as a #pre_render callback.
     */
    public static function preRenderGroupRequirements($element) {
        $grouped_requirements = [];
        RequirementSeverity::convertLegacyIntSeveritiesToEnums($element['#requirements'], __METHOD__);
        
        /** @var array{title: \Drupal\Core\StringTranslation\TranslatableMarkup, value: mixed, description: \Drupal\Core\StringTranslation\TranslatableMarkup, severity: \Drupal\Core\Extension\Requirement\RequirementSeverity} $requirement */
        foreach ($element['#requirements'] as $key => $requirement) {
            $severity = RequirementSeverity::Info;
            if (isset($requirement['severity'])) {
                $severity = $requirement['severity'] === RequirementSeverity::OK ? RequirementSeverity::Info : $requirement['severity'];
            }
            elseif (defined('MAINTENANCE_MODE') && MAINTENANCE_MODE == 'install') {
                $severity = RequirementSeverity::OK;
            }
            $grouped_requirements[$severity->status()]['title'] = $severity->title();
            $grouped_requirements[$severity->status()]['type'] = $severity->status();
            $grouped_requirements[$severity->status()]['items'][$key] = $requirement;
        }
        // Order the grouped requirements by a set order.
        $order = array_flip($element['#priorities']);
        uksort($grouped_requirements, function ($a, $b) use ($order) {
            return $order[$a] <=> $order[$b];
        });
        $element['#grouped_requirements'] = $grouped_requirements;
        return $element;
    }
    
    /**
     * Gets the severities.
     *
     * @return array
     *   An associative array of the requirements severities. The keys are the
     *   requirement constants defined in install.inc.
     *
     * @deprecated in drupal:11.2.0 and is removed from drupal:12.0.0. There is no
     *   replacement.
     *
     * @see https://www.drupal.org/node/3410939
     */
    public static function getSeverities() {
        @trigger_error('Calling ' . __METHOD__ . '() is deprecated in drupal:11.2.0 and is removed from in drupal:12.0.0. There is no replacement. See https://www.drupal.org/node/3410939', \E_USER_DEPRECATED);
        return [
            RequirementSeverity::Info->value => [
                'title' => t('Checked', [], [
                    'context' => 'Examined',
                ]),
                'status' => 'checked',
            ],
            RequirementSeverity::OK->value => [
                'title' => t('OK'),
                'status' => 'ok',
            ],
            RequirementSeverity::Warning->value => [
                'title' => t('Warnings found'),
                'status' => 'warning',
            ],
            RequirementSeverity::Error->value => [
                'title' => t('Errors found'),
                'status' => 'error',
            ],
        ];
    }

}