use attribute_path

matter_server/client/client.py

@@ -236,8 +236,8 @@ async def send_device_command(
     async def write_attribute(
         self,
         node_id: int,
-        endpoint_id: int,
-        attribute: ClusterAttributeDescriptor,
+        attribute_path: str,
+        value: Any,
         response_type: Any | None = None,
         timed_request_timeout_ms: int | None = None,
         interaction_timeout_ms: int | None = None,
@@ -246,10 +246,8 @@ async def write_attribute(
         return await self.send_command(
             APICommand.WRITE_ATTRIBUTE,
             node_id=node_id,
-            endpoint_id=endpoint_id,
-            cluster_id=attribute.cluster_id,
-            attribute_id=attribute.attribute_id,
-            value=attribute.value,
+            attribute_path=attribute_path,
+            value=value,
             response_type=response_type,
             timed_request_timeout_ms=timed_request_timeout_ms,
             interaction_timeout_ms=interaction_timeout_ms,

matter_server/server/device_controller.py

@@ -387,16 +387,15 @@ async def send_device_command(
     async def write_attribute(
         self,
         node_id: int,
-        endpoint_id: int,
-        cluster_id: int,
-        attribute_id: int,
+        attribute_path: str | list[str],
         value: Any,
         timed_request_timeout_ms: int | None = None,
         interaction_timeout_ms: int | None = None,
     ) -> Any:
         """Write an attribute(value) on a target node."""
         if self.chip_controller is None:
             raise RuntimeError("Device Controller not initialized.")
+        endpoint_id, cluster_id, attribute_id = parse_attribute_path(attribute_path)
         attribute = ALL_ATTRIBUTES[cluster_id][attribute_id]()
         attribute.value = value
         return await self.chip_controller.WriteAttribute(