[SP-2587] fix: modify dir hash creation

Author: matiasdaloia

src/scanoss/scanners/folder_hasher.py

@@ -15,7 +15,7 @@
 
 MINIMUM_FILE_COUNT = 8
 MINIMUM_CONCATENATED_NAME_LENGTH = 32
-MINIMUM_FILE_NAME_LENGTH = 64
+MAXIMUM_FILE_NAME_LENGTH = 32
 
 
 class DirectoryNode:
@@ -140,7 +140,7 @@ def _build_root_node(self, path: str) -> DirectoryNode:
         root_node = DirectoryNode(str(root))
 
         all_files = [
-            f for f in root.rglob('*') if f.is_file() and len(f.name.encode('utf-8')) <= MINIMUM_FILE_NAME_LENGTH
+            f for f in root.rglob('*') if f.is_file() and len(f.name.encode('utf-8')) <= MAXIMUM_FILE_NAME_LENGTH
         ]
         filtered_files = self.file_filters.get_filtered_files_from_files(all_files, str(root))
 
@@ -249,11 +249,15 @@ def _hash_calc(self, node: DirectoryNode) -> dict:
                 ext_without_dot = extension[1:]
                 extension_map[ext_without_dot] = extension_map.get(ext_without_dot, 0) + 1
 
-            last_directory = Path(current_directory).name or Path(self.scan_dir).name
+            current_directory.removeprefix(self.scan_dir)
+            parts = current_directory.split(os.path.sep)
+            for d in parts:
+                if d in {'', '.', '..'}:
+                    continue
+                unique_directories.add(d)
 
             processed_hashes.add(key_str)
             unique_file_names.add(file_name_without_extension)
-            unique_directories.add(last_directory)
             selected_names.append(file_name)
             file_hashes.append(file.key)