[Administration] Commandes admin : ajustement index

backend/controllers/admin/OrderAdminController.php

     public function actionIndex()
     {
         $searchModel = new OrderSearch();
-        $dataProvider = $searchModel->search(array_merge(\Yii::$app->request->queryParams));
+        $dataProvider = $searchModel->search([
+            'order_by' => 'IF(ISNULL(date_update), `order`.`date`, `order`.`date_update`) DESC'
+        ]);
 
         return $this->render('index', [
             'searchModel' => $searchModel,

backend/views/order-admin/index.php

                 }
             ],
             [
-                'label' => 'Origine',
+                'label' => 'Utilisateur',
                 'format' => 'raw',
                 'value' => function ($order) use ($orderModule) {
-                    return $orderModule->getSolver()->getLabelOrigin($order, true);;
+                    return $orderModule->getSolver()->getOrderUsername($order)
+                        .'<br />'.$orderModule->getSolver()->getLabelOrigin($order, true);
                 }
             ],
             [

domain/Order/Order/OrderSearch.php

 {
     public function search($params) 
     {
-        $orderRepository = OrderRepository::getInstance();
-        $optionsSearch = $orderRepository->getDefaultOptionsSearch() ;
-
         $paramsSearch = [];
         if(isset($params['id_user'])) {
             $paramsSearch['id_user'] = $params['id_user'];
 
         $query = Order::searchQuery($paramsSearch, [
             'ignore_id_producer' => true,
-            'orderby' => 'distribution.date DESC'
+            'orderby' => isset($params['order_by']) ? $params['order_by'] : 'distribution.date DESC'
         ]);
         
         $dataProvider = new ActiveDataProvider([