fix the set_attribute funcntion

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 ### Changed
+* Changed `Element.set_attribute` args to use `user_attribute_id` as int and `user_attribute` as string.
 
 ### Removed
 

src/compas_cadwork/datamodel/element.py

@@ -248,29 +248,45 @@ def from_selection(cls) -> Generator[Element]:
         """
         return (Element(e_id) for e_id in ec.get_active_identifiable_element_ids())
 
-    def set_attribute(self, name, value):
+    def set_attribute(self, attribute_number: int, name_or_value: str, value: Optional[str] = None):
         """Sets an attribute on the Element
 
         Parameters
         ----------
-        name : str
-            The name of the attribute
-        value : str
+        attribute_number : int
+            The number of the attribute (1-10)
+        name_or_value : str
+            If ``value`` is provided, this is the name of the attribute.
+            Otherwise, this is the user attribute value.
+        value : str, optional
             The value of the attribute
 
         """
-        ac.set_user_attribute([self.id], name, value)
+        if value is None:
+            user_attribute_value = name_or_value
+        else:
+            ac.set_user_attribute_name(attribute_number, name_or_value)
+            user_attribute_value = value
+
+        ac.set_user_attribute([self.id], attribute_number, user_attribute_value)
 
-    def remove_attribute(self, name):
+    # actully this only use the user_attribute number; no pass the elment id
+    # I am not sure how it defines which element to remove the attribute from
+    def remove_attribute(self, attribute_number: int, value: Optional[str] = None):
         """Removes an attribute from the Element
 
         Parameters
         ----------
-        name : str
-            The name of the attribute
+        attribute_number : int
+            The number of the attribute (1-10)
+        value : str, optional
+            The attribute value to remove from the user attribute list.
 
         """
-        ac.delete_user_attribute([self.id], name)
+        if value is None:
+            ac.delete_user_attribute(attribute_number)
+        else:
+            ac.delete_item_from_user_attribute_list(attribute_number, value)
 
     def set_is_instruction(self, value: bool, instruction_id: Optional[str] = None):
         """Sets the is_instruction attribute on the Element