Bugfix - Chart Configuration

- remove Bug DCA function jsonInputCallback that not get the current Saved Version from DB
- code clean

src/Controller/FrontendModule/ListenChartjsModulesController.php

@@ -18,23 +18,17 @@
 use Contao\CoreBundle\Framework\ContaoFramework;
 use Contao\CoreBundle\Routing\ScopeMatcher;
 use Contao\CoreBundle\DependencyInjection\Attribute\AsFrontendModule;
-use Contao\Date;
-use Contao\FrontendUser;
 use Contao\ModuleModel;
-use Contao\PageModel;
 use Contao\StringUtil;
 use Contao\Template;
 use Doctrine\DBAL\Connection;
 use Newhorizondesign\ContaoChartjsDiagramms\Model\NhdChartjsModel;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
-use Symfony\Component\HttpFoundation\Session\Session;
 use Symfony\Component\Security\Core\Security;
 use Symfony\Contracts\Translation\TranslatorInterface;
 use Twig\Environment as TwigEnvironment;
 
-
-
 #[AsFrontendModule(category: 'ChartJS')]
 class ListenChartjsModulesController extends AbstractFrontendModuleController
 {

src/DependencyInjection/Configuration.php

@@ -25,20 +25,6 @@ public function getConfigTreeBuilder(): TreeBuilder
     {
         $treeBuilder = new TreeBuilder(self::ROOT_KEY);
 
-        $treeBuilder->getRootNode()
-            ->children()
-                ->arrayNode('foo')
-                    ->addDefaultsIfNotSet()
-                    ->children()
-                        ->scalarNode('bar')
-                            ->cannotBeEmpty()
-                            ->defaultValue('***')
-                        ->end()
-                    ->end()
-                ->end() // end foo
-            ->end()
-        ;
-
         return $treeBuilder;
     }
 }

src/Resources/contao/dca/tl_nhd_chartjs.php

@@ -227,7 +227,7 @@ public function jsonInputLabelsCallback($varValue, DataContainer $dc)
 
     public function jsonInputCallback($varValue, DataContainer $dc)
     {
-        if($dc->activeRecord->chartType == $varValue) {
+        if(!empty($varValue)) {
             return $varValue;
         } else {
             switch($dc->activeRecord->chartType) {