Merge pull request #36 from CakeDC/feature/support-multiple-order-fields

feat: support multiple order fields

src/Controller/Component/DatatablesPaginatorComponent.php

@@ -6,6 +6,7 @@
 use Cake\Controller\Component\PaginatorComponent;
 use Cake\Datasource\ResultSetInterface;
 use Cake\Http\ServerRequest;
+use Migrations\ConfigurationTrait;
 
 /**
  * DatatablesPaginator component
@@ -52,12 +53,28 @@ protected function applyOrder(array $data, array $settings): array
                 continue;
             }
             $colName = $dtColumns[$colIndex]['data'];
-            $settings['order'][$colName] = $colOrder;
+
+            $settings['order'] = array_merge($settings['order'] ?? [], $this->filterOrder($colName, $colOrder));
         }
 
         return $settings;
     }
 
+    /**
+     * @param string $colName
+     * @param string $colOrder
+     * @return array
+     */
+    protected function filterOrder(string $colName, string $colOrder): array
+    {
+        $filters = $this->getConfig('filterOrder') ?? [];
+        if (isset($filters[$colName])) {
+            return array_fill_keys($filters[$colName] ?? [], $colOrder);
+        }
+
+        return [$colName => $colOrder];
+    }
+
     /**
      * Translate limit and offset from datatables
      *