Refactory code / object handling (#289)

* Refactory code / object handling

* Next step

* fix lint

* Step 2

* Cleanup API code

* cleanup addons code

* cleanup data handling

* Cleanup addons data handling

* Cleanup docker api

* clean docker api p2

* next cleanup round

* cleanup start on snapshots

* update format strings

* fix setup

* fix lint

* fix lint

* fix lint

* fix tox

* Fix wrong import of datetime module

* Fix bug with attributes

* fix extraction

* Update core

* Update logs

* Expand scheduler

* add support for time interval objects

* next updates on tasks

* Fix some things

* Cleanup code / supervisor

* fix lint

* Fix some code styles

* rename stuff

* cleanup api call reload

* fix lock replacment

* fix lint

* fix lint

* fix bug

* fix wrong config links

* fix bugs

* fix bug

* Update version on startup

* Fix some bugs

* fix bug

* Fix snapshot

* Add wait boot options

* fix lint

* fix default config

* fix snapshot

* fix snapshot

* load snapshots on startup

* add log message at the end

* Some cleanups

* fix bug

* add logger

* add logger for supervisor update

* Add more logger

hassio/snapshots/utils.py

@@ -0,0 +1,21 @@
+"""Util addons functions."""
+import hashlib
+import shutil
+
+
+def create_slug(name, date_str):
+    """Generate a hash from repository."""
+    key = "{} - {}".format(date_str, name).lower().encode()
+    return hashlib.sha1(key).hexdigest()[:8]
+
+
+def remove_folder(folder):
+    """Remove folder data but not the folder itself."""
+    for obj in folder.iterdir():
+        try:
+            if obj.is_dir():
+                shutil.rmtree(str(obj), ignore_errors=True)
+            else:
+                obj.unlink()
+        except (OSError, shutil.Error):
+            pass