fix: Article List multiple calculating fixed

src/QUI/ERP/Accounting/ArticleList.php

@@ -278,6 +278,7 @@ public function calc($Calc = null)
     public function addArticle(Article $Article)
     {
         $this->articles[] = $Article;
+        $this->calculated = false;
 
         if ($this->User) {
             $Article->setUser($this->User);

src/QUI/ERP/Accounting/Calc.php

@@ -187,7 +187,7 @@ public function calcArticleList(ArticleList $List, $callback = false)
             $vatArray[$vat]['sum'] = $vatArray[$vat]['sum'] + $articleVatArray['sum'];
         }
 
-        QUI\ERP\Debug::getInstance()->log('Berechnetet Artikelliste MwSt', 'quiqqer/erp');
+        QUI\ERP\Debug::getInstance()->log('Berechnete Artikelliste MwSt', 'quiqqer/erp');
         QUI\ERP\Debug::getInstance()->log($vatArray, 'quiqqer/erp');
 
         try {

src/QUI/ERP/EventHandler.php

@@ -21,7 +21,7 @@ class EventHandler
      */
     public static function onAdminLoadFooter()
     {
-        echo '<script src="' . URL_OPT_DIR . 'quiqqer/erp/bin/load.js"></script>';
+        echo '<script src="'.URL_OPT_DIR.'quiqqer/erp/bin/load.js"></script>';
     }
 
     /**

src/QUI/ERP/Utils/User.php

@@ -52,9 +52,10 @@ public static function getBruttoNettoUserStatus(UserInterface $User)
                 return $nettoStatus;
         }
 
-        if ($User->getAttribute('quiqqer.erp.euVatId')
-            || $User->getAttribute('quiqqer.erp.taxId')
-        ) {
+        $euVatId = $User->getAttribute('quiqqer.erp.euVatId');
+        $taxId   = $User->getAttribute('quiqqer.erp.taxId');
+
+        if (!empty($euVatId) || !empty($taxId)) {
             return self::IS_NETTO_USER;
         }