DevelGenerateRoutes.php

<?php

namespace Drupal\devel_generate\Routing;

use Drupal\Component\Plugin\PluginManagerInterface;
use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\devel_generate\Form\DevelGenerateForm;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\Routing\Route;

/**
 * Provides dynamic routes for devel_generate.
 */
class DevelGenerateRoutes implements ContainerInjectionInterface {
    
    /**
     * The manager to be used for instantiating plugins.
     */
    protected PluginManagerInterface $develGenerateManager;
    
    /**
     * {@inheritdoc}
     */
    public static function create(ContainerInterface $container) : self {
        $instance = new self();
        $instance->develGenerateManager = $container->get('plugin.manager.develgenerate');
        return $instance;
    }
    
    /**
     * Define routes for all devel_generate plugins.
     */
    public function routes() : array {
        $devel_generate_plugins = $this->develGenerateManager
            ->getDefinitions();
        $routes = [];
        foreach ($devel_generate_plugins as $id => $plugin) {
            $label = $plugin['label'];
            $type_url_str = str_replace('_', '-', $plugin['url']);
            $routes['devel_generate.' . $id] = new Route('admin/config/development/generate/' . $type_url_str, [
                '_form' => DevelGenerateForm::class,
                '_title' => 'Generate ' . $label,
                '_plugin_id' => $id,
            ], [
                '_permission' => $plugin['permission'],
            ]);
        }
        // Add the route for the 'Generate' admin group on the admin/config page.
        // This also provides the page for all devel_generate links.
        $routes['devel_generate.admin_config_generate'] = new Route('/admin/config/development/generate', [
            '_controller' => '\\Drupal\\system\\Controller\\SystemController::systemAdminMenuBlockPage',
            '_title' => 'Generate',
        ], [
            '_permission' => 'administer devel_generate',
        ]);
        return $routes;
    }

}