clan-core/pkgs/clan-cli/clan_cli/dirs.py

105 lines
2.8 KiB
Python

import os
import sys
from pathlib import Path
from typing import Optional
from .errors import ClanError
from .types import FlakeName
def _get_clan_flake_toplevel() -> Path:
return find_toplevel([".clan-flake", ".git", ".hg", ".svn", "flake.nix"])
def find_git_repo_root() -> Optional[Path]:
try:
return find_toplevel([".git"])
except ClanError:
return None
def find_toplevel(top_level_files: list[str]) -> Path:
"""Returns the path to the toplevel of the clan flake"""
for project_file in top_level_files:
initial_path = Path(os.getcwd())
path = Path(initial_path)
while path.parent != path:
if (path / project_file).exists():
return path
path = path.parent
raise ClanError("Could not find clan flake toplevel directory")
def user_config_dir() -> Path:
if sys.platform == "win32":
return Path(os.getenv("APPDATA", os.path.expanduser("~\\AppData\\Roaming\\")))
elif sys.platform == "darwin":
return Path(os.path.expanduser("~/Library/Application Support/"))
else:
return Path(os.getenv("XDG_CONFIG_HOME", os.path.expanduser("~/.config")))
def user_data_dir() -> Path:
if sys.platform == "win32":
return Path(os.getenv("APPDATA", os.path.expanduser("~\\AppData\\Roaming\\")))
elif sys.platform == "darwin":
return Path(os.path.expanduser("~/Library/Application Support/"))
else:
return Path(os.getenv("XDG_DATA_HOME", os.path.expanduser("~/.local/state")))
def clan_data_dir() -> Path:
path = user_data_dir() / "clan"
if not path.exists():
path.mkdir()
return path.resolve()
def clan_config_dir() -> Path:
path = user_config_dir() / "clan"
if not path.exists():
path.mkdir()
return path.resolve()
def clan_flakes_dir() -> Path:
path = clan_data_dir() / "flake"
if not path.exists():
path.mkdir()
return path.resolve()
def specific_flake_dir(flake_name: FlakeName) -> Path:
flake_dir = clan_flakes_dir() / flake_name
if not flake_dir.exists():
raise ClanError(f"Flake {flake_name} does not exist")
return flake_dir
def machines_dir(flake_name: FlakeName) -> Path:
return specific_flake_dir(flake_name) / "machines"
def specific_machine_dir(flake_name: FlakeName, machine: str) -> Path:
return machines_dir(flake_name) / machine
def machine_settings_file(flake_name: FlakeName, machine: str) -> Path:
return specific_machine_dir(flake_name, machine) / "settings.json"
def module_root() -> Path:
return Path(__file__).parent
def nixpkgs_flake() -> Path:
return (module_root() / "nixpkgs").resolve()
def nixpkgs_source() -> Path:
return (module_root() / "nixpkgs" / "path").resolve()
def unfree_nixpkgs() -> Path:
return module_root() / "nixpkgs" / "unfree"