Add a cache to is_safe (#3657)

* Add a cache to is_safe

fixes #3540

* lint

* config is not frozen

---------

Co-authored-by: Joakim Sørensen <[email protected]>

custom_components/hacs/utils/path.py

@@ -1,21 +1,43 @@
 """Path utils"""
 from __future__ import annotations
 
+from functools import lru_cache
 from pathlib import Path
 from typing import TYPE_CHECKING
 
 if TYPE_CHECKING:
-    from ..base import HacsBase
+    from ..base import HacsBase, HacsConfiguration
+
+
+@lru_cache(maxsize=1)
+def _get_safe_paths(
+    config_path: str,
+    appdaemon_path: str,
+    netdaemon_path: str,
+    plugin_path: str,
+    python_script_path: str,
+    theme_path: str,
+) -> set[str]:
+    """Get safe paths."""
+    return {
+        Path(f"{config_path}/{appdaemon_path}").as_posix(),
+        Path(f"{config_path}/{netdaemon_path}").as_posix(),
+        Path(f"{config_path}/{plugin_path}").as_posix(),
+        Path(f"{config_path}/{python_script_path}").as_posix(),
+        Path(f"{config_path}/{theme_path}").as_posix(),
+        Path(f"{config_path}/custom_components/").as_posix(),
+        Path(f"{config_path}/custom_templates/").as_posix(),
+    }
 
 
 def is_safe(hacs: HacsBase, path: str | Path) -> bool:
     """Helper to check if path is safe to remove."""
-    return Path(path).as_posix() not in (
-        Path(f"{hacs.core.config_path}/{hacs.configuration.appdaemon_path}").as_posix(),
-        Path(f"{hacs.core.config_path}/{hacs.configuration.netdaemon_path}").as_posix(),
-        Path(f"{hacs.core.config_path}/{hacs.configuration.plugin_path}").as_posix(),
-        Path(f"{hacs.core.config_path}/{hacs.configuration.python_script_path}").as_posix(),
-        Path(f"{hacs.core.config_path}/{hacs.configuration.theme_path}").as_posix(),
-        Path(f"{hacs.core.config_path}/custom_components/").as_posix(),
-        Path(f"{hacs.core.config_path}/custom_templates/").as_posix(),
+    configuration = hacs.configuration
+    return Path(path).as_posix() not in _get_safe_paths(
+        hacs.core.config_path,
+        configuration.appdaemon_path,
+        configuration.netdaemon_path,
+        configuration.plugin_path,
+        configuration.python_script_path,
+        configuration.theme_path,
     )