Enhance ListView component; streamline onFilterChange handling and improve filter processing logic in ObjectStackAdapter

Author: hotlong

packages/data-objectstack/src/index.ts

@@ -495,7 +495,12 @@ export class ObjectStackAdapter<T = unknown> implements DataSource<T> {
 
     // Filtering - convert to ObjectStack FilterNode AST format
     if (params.$filter) {
-      options.filters = convertFiltersToAST(params.$filter);
+      if (Array.isArray(params.$filter)) {
+        // Assume active AST format if it's already an array
+        options.filters = params.$filter;
+      } else {
+        options.filters = convertFiltersToAST(params.$filter);
+      }
     }
 
     // Sorting - convert to ObjectStack format

packages/plugin-list/src/ListView.tsx

@@ -61,7 +61,7 @@ export const ListView: React.FC<ListViewProps> = ({
   schema,
   className,
   onViewChange,
-  onFilterChange: _onFilterChange,
+  onFilterChange,
   onSortChange,
   onSearchChange,
   ...props
@@ -392,7 +392,7 @@ export const ListView: React.FC<ListViewProps> = ({
                         // Convert FilterBuilder format to OData $filter string if needed
                         // For now we just update state and notify listener
                         // In a real app, this would likely build an OData string
-                        onFilterChange?.(newFilters);
+                        if (onFilterChange) onFilterChange(newFilters);
                       }}
                     />
                   </div>