place recon out name in method

mantidimaging/gui/windows/recon/presenter.py

@@ -289,12 +289,7 @@ def _on_stack_reconstruct_slice_done(self, task: TaskWorkerThread):
             slice_idx = self._get_slice_index(None)
             if images is not None:
                 assert self.model.images is not None
-                algorithm_name = self.view.recon_params().algorithm
-                filter_name = self.view.recon_params(
-                ).filter_name if "filter_name" in self.allowed_recon_kwargs[algorithm_name] else None
-
-                images.name = f"Recon_Slice_{algorithm_name}"
-                images.name = f"{images.name}_{filter_name}" if filter_name else images.name
+                images.name = self.create_recon_output_filename("Recon_Slice")
                 self._replace_inf_nan(images)  # pyqtgraph workaround
                 self.view.show_recon_volume(images, self.model.stack_id)
                 images.record_operation('AstraRecon.single_sino',
@@ -354,11 +349,7 @@ def _on_volume_recon_done(self, task) -> None:
         try:
             self._replace_inf_nan(task.result)  # pyqtgraph workaround
             assert self.model.images is not None
-            algorithm_name = self.view.recon_params().algorithm
-            filter_name = self.view.recon_params(
-            ).filter_name if "filter_name" in self.allowed_recon_kwargs[algorithm_name] else None
-            task.result.name = f"Recon_Vol{self.view.recon_params().algorithm}"
-            task.result.name = f"{task.result.name}_{filter_name}" if filter_name else task.result.name
+            task.result.name = self.create_recon_output_filename("Recon_Vol")
             self.view.show_recon_volume(task.result, self.model.stack_id)
         finally:
             self.view.set_recon_buttons_enabled(True)
@@ -477,3 +468,15 @@ def _replace_inf_nan(images: ImageStack) -> None:
         :param images: The ImageStack object.
         """
         images.data[np.isinf(images.data)] = np.nan
+
+    def create_recon_output_filename(self, prefix: str) -> str:
+        """
+        Takes a naming prefix and creates a descriptive recon output
+        filename based on algorithm and filter if filter kward used in recon
+        """
+        recon_name = self.view.recon_params().algorithm
+        filter_name = self.view.recon_params(
+        ).filter_name if "filter_name" in self.allowed_recon_kwargs[recon_name] else None
+
+        algorithm_name = f"{prefix}_{recon_name}"
+        return f"{algorithm_name}_{filter_name}" if filter_name else algorithm_name