refactor(kafka_consumer): follow up refactoring requested from previous pull request

Follow up from https://github.com/emqx/emqx/pull/10273

apps/emqx_bridge_kafka/src/emqx_bridge_kafka_impl_consumer.erl

@@ -179,7 +179,12 @@ on_get_status(_InstanceID, State) ->
         kafka_client_id := ClientID,
         kafka_topics := KafkaTopics
     } = State,
-    do_get_status(State, ClientID, KafkaTopics, SubscriberId).
+    case do_get_status(ClientID, KafkaTopics, SubscriberId) of
+        {disconnected, Message} ->
+            {disconnected, State, Message};
+        Res ->
+            Res
+    end.
 
 %%-------------------------------------------------------------------------------------
 %% `brod_group_subscriber' API
@@ -376,41 +381,41 @@ stop_client(ClientID) ->
     ),
     ok.
 
-do_get_status(State, ClientID, [KafkaTopic | RestTopics], SubscriberId) ->
+do_get_status(ClientID, [KafkaTopic | RestTopics], SubscriberId) ->
     case brod:get_partitions_count(ClientID, KafkaTopic) of
         {ok, NPartitions} ->
-            case do_get_status1(ClientID, KafkaTopic, SubscriberId, NPartitions) of
-                connected -> do_get_status(State, ClientID, RestTopics, SubscriberId);
+            case do_get_topic_status(ClientID, KafkaTopic, SubscriberId, NPartitions) of
+                connected -> do_get_status(ClientID, RestTopics, SubscriberId);
                 disconnected -> disconnected
             end;
         {error, {client_down, Context}} ->
             case infer_client_error(Context) of
                 auth_error ->
                     Message = "Authentication error. " ++ ?CLIENT_DOWN_MESSAGE,
-                    {disconnected, State, Message};
+                    {disconnected, Message};
                 {auth_error, Message0} ->
                     Message = binary_to_list(Message0) ++ "; " ++ ?CLIENT_DOWN_MESSAGE,
-                    {disconnected, State, Message};
+                    {disconnected, Message};
                 connection_refused ->
                     Message = "Connection refused. " ++ ?CLIENT_DOWN_MESSAGE,
-                    {disconnected, State, Message};
+                    {disconnected, Message};
                 _ ->
-                    {disconnected, State, ?CLIENT_DOWN_MESSAGE}
+                    {disconnected, ?CLIENT_DOWN_MESSAGE}
             end;
         {error, leader_not_available} ->
             Message =
                 "Leader connection not available. Please check the Kafka topic used,"
                 " the connection parameters and Kafka cluster health",
-            {disconnected, State, Message};
+            {disconnected, Message};
         _ ->
             disconnected
     end;
-do_get_status(_State, _ClientID, _KafkaTopics = [], _SubscriberId) ->
+do_get_status(_ClientID, _KafkaTopics = [], _SubscriberId) ->
     connected.
 
--spec do_get_status1(brod:client_id(), binary(), subscriber_id(), pos_integer()) ->
+-spec do_get_topic_status(brod:client_id(), binary(), subscriber_id(), pos_integer()) ->
     connected | disconnected.
-do_get_status1(ClientID, KafkaTopic, SubscriberId, NPartitions) ->
+do_get_topic_status(ClientID, KafkaTopic, SubscriberId, NPartitions) ->
     Results =
         lists:map(
             fun(N) ->