Fix component names

src/ansys/dpf/post/result_workflows/_build_workflow.py

@@ -75,6 +75,7 @@ class _MeshWorkflowInputs:
 @dataclasses.dataclass
 class _ComponentExtractorWorkflowInputs:
     components_to_extract: list[int]
+    component_names: list[str]
 
 
 @dataclasses.dataclass
@@ -174,6 +175,7 @@ def _create_result_workflows_impl(
         ) = _create_extract_component_workflow(
             create_operator_callable=create_operator_callable,
             components_to_extract=component_extractor_workflow_inputs.components_to_extract,
+            component_names=component_extractor_workflow_inputs.component_names,
             base_name=base_name,
             server=server,
         )
@@ -252,7 +254,8 @@ def _create_result_workflows(
     ] = None
     if should_extract_components:
         component_extractor_workflow_inputs = _ComponentExtractorWorkflowInputs(
-            components_to_extract=components_to_extract
+            components_to_extract=components_to_extract,
+            component_names=components_out,
         )
 
     sweeping_phase_workflow_inputs: Optional[_SweepingPhaseWorkflowInputs] = None

src/ansys/dpf/post/result_workflows/_connect_workflow_inputs.py

@@ -75,11 +75,11 @@ def _connect_initial_results_inputs(
     force_elemental_nodal: bool,
     location: str,
     selection: Selection,
-    data_sources: Any,
-    streams_provider: Any,
     expand_cyclic: bool,
     phase_angle_cyclic: Any,
     mesh: MeshedRegion,
+    streams_provider: Any,
+    data_sources: Any,
 ):
     initial_result_workflow.connect_with(
         selection.spatial_selection._selection,
@@ -93,7 +93,10 @@ def _connect_initial_results_inputs(
 
     # Connect data_sources and streams_container inputs of selection if necessary
     # Todo: was this working before?
-    if "streams" in initial_result_workflow.input_names:
+    if (
+        "streams" in initial_result_workflow.input_names
+        and streams_provider is not None
+    ):
         initial_result_workflow.connect("streams", streams_provider)
     if "data_sources" in initial_result_workflow.input_names:
         initial_result_workflow.connect("data_sources", data_sources)

src/ansys/dpf/post/result_workflows/_sub_workflows.py

@@ -123,6 +123,7 @@ def _create_mesh_workflow(mesh_provider: Any, server):
 def _create_extract_component_workflow(
     create_operator_callable: _CreateOperatorCallable,
     components_to_extract: list[int],
+    component_names: list[str],
     base_name: str,
     server,
 ):
@@ -143,7 +144,7 @@ def _create_extract_component_workflow(
 
     result_is_single_component = False
     if len(components_to_extract) == 1:
-        new_base_name = base_name + f"_{components_to_extract[0]}"
+        new_base_name = base_name + f"_{component_names[0]}"
         result_is_single_component = True
     else:
         new_base_name = base_name