api query parameters working

server/abstract_api.py

@@ -123,7 +123,13 @@ def construct_object_from_request(cls: Type[StructuredNode], uid=None, data: dic
 def handle_object_api_request(cls: Type[StructuredNode]):
     """basic method for handling (GET|POST) /api/type calls"""
     if request.method == 'GET':
-        return jsonify([obj.json(include_relations=False) for obj in cls.nodes.all()])
+        limit = request.args.get('$limit', 100, int)
+        offset = request.args.get('$offset', 0, int)
+        options = {k: v for k, v in request.args.items() if k[0] != '$'}
+        return jsonify([
+            obj.json(include_relations=False)
+            for obj in cls.nodes.filter(**options).order_by('uid').all()[offset:offset+limit]
+        ])
     if request.method == 'POST':
         obj, attach_relationships = construct_object_from_request(cls, data=request.get_json())
         obj.save()