diff --git a/common/utils/fileManager.py b/common/utils/fileManager.py
new file mode 100644
index 0000000..6a19d18
--- /dev/null
+++ b/common/utils/fileManager.py
@@ -0,0 +1,20 @@
+import os
+
+def dynamic_upload_to(prefix, field_name_func):
+    def wrapper(instance, filename):
+        ext = filename.split('.')[-1]
+        field_name = field_name_func(instance)
+
+        if prefix == 'user':
+            filename = f'{instance.nickname}-{field_name}.{ext}'
+        else:
+            filename = f'{instance.id}-{field_name}.{ext}'
+
+        return os.path.join(prefix, filename)
+    
+    return wrapper
+
+def file_delete(obj, field):
+    getattr(obj, field).delete(save=False)
+    setattr(obj, field, None)
+    obj.save(update_fields=[field])