fix: FluentQuery.filter 污染 base_qs 导致积分处罚列表为空

gvsdsdk/fluent.py

@@ -453,31 +453,33 @@ class FluentQuery(Generic[_M]):
     # ---- 过滤 ----
 
     def filter(self, *args: Any, **kwargs: Any) -> FluentQuery[_M]:
-        """过滤查询，支持 Q 对象和关键字参数，返回 self 以支持链式调用。"""
+        """过滤查询，支持 Q 对象和关键字参数；返回新 FluentQuery，不修改原查询。"""
         converted_args: List[Any] = []
         for arg in args:
             if isinstance(arg, Q) and self._joined_models:
                 converted_args.append(self._remap_q(arg))
             else:
                 converted_args.append(arg)
-        self._qs = self._qs.filter(*converted_args, **kwargs)
-        return self
+        q = self._clone()
+        q._qs = self._qs.filter(*converted_args, **kwargs)
+        return q
 
     def exclude(self, *args: Any, **kwargs: Any) -> FluentQuery[_M]:
-        """排除查询，返回 self 以支持链式调用。"""
+        """排除查询；返回新 FluentQuery，不修改原查询。"""
         converted_args: List[Any] = []
         for arg in args:
             if isinstance(arg, Q) and self._joined_models:
                 converted_args.append(self._remap_q(arg))
             else:
                 converted_args.append(arg)
-        self._qs = self._qs.exclude(*converted_args, **kwargs)
-        return self
+        q = self._clone()
+        q._qs = self._qs.exclude(*converted_args, **kwargs)
+        return q
 
     # ---- 排序 ----
 
     def order_by(self, *args: Any) -> FluentQuery[_M]:
-        """排序，支持字符串和 FieldExpression，返回 self 以支持链式调用。"""
+        """排序，支持字符串和 FieldExpression；返回新 FluentQuery，不修改原查询。"""
         converted: List[str] = []
         for a in args:
             if isinstance(a, str):
@@ -486,8 +488,9 @@ class FluentQuery(Generic[_M]):
                 converted.append(str(a))
             else:
                 converted.append(str(a))
-        self._qs = self._qs.order_by(*converted)
-        return self
+        q = self._clone()
+        q._qs = q._qs.order_by(*converted)
+        return q
 
     # ---- 获取记录 ----