Return the photoscan parent directory from database for a given photoscan_id (#198)

Author: sadhana-r

src/openlifu/db/database.py

@@ -593,13 +593,15 @@ def get_volume_info(self, subject_id, volume_id):
     def get_photoscan_absolute_filepaths_info(self, subject_id, session_id, photoscan_id):
         """Returns the photoscan information with absolute paths to any data"""
         photoscan_metadata_filepath = self.get_photoscan_metadata_filepath(subject_id, session_id, photoscan_id)
+        photoscan_metadata_directory = Path(photoscan_metadata_filepath).parent
         with open(photoscan_metadata_filepath) as f:
             photoscan = json.load(f)
             photoscan_dict = {"id": photoscan["id"],\
                     "name": photoscan["name"],\
-                    "model_abspath": Path(photoscan_metadata_filepath).parent/photoscan["model_filename"],
-                    "texture_abspath": Path(photoscan_metadata_filepath).parent/photoscan["texture_filename"],
-                    "photoscan_approved": photoscan["photoscan_approved"]}
+                    "model_abspath": photoscan_metadata_directory/photoscan["model_filename"],
+                    "texture_abspath": photoscan_metadata_directory/photoscan["texture_filename"],
+                    "photoscan_approved": photoscan["photoscan_approved"],
+                    "photoscan_metadata_directory": str(photoscan_metadata_directory)}
             if "mtl_filename" in photoscan:
                 photoscan_dict["mtl_abspath"] = Path(photoscan_metadata_filepath).parent/photoscan["mtl_filename"]
         return photoscan_dict