Add first version of python sync-all.py script

Aim to replace current bash git-sync-all.sh with an asynchronous
python version, currently re-implements almost all existing
functionality, TODO the actual async part

home/scripts/sync-all.py

@@ -0,0 +1,68 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i python3 -p git git-sync
+
+import os
+import queue
+import subprocess
+from pathlib import Path
+from typing import Dict
+
+HOME = Path("~").expanduser().resolve()
+
+SYNC_MAPPING: Dict[Path, str] = {
+    Path(
+        "~/.password-store"
+    ).expanduser(): "https://git.xenia.me.uk/pixelifytica/pass.git",
+    Path("~/.elfeed").expanduser(): "https://git.xenia.me.uk/pixelifytica/elfeed.git",
+    Path(
+        "~/Documents/Org"
+    ).expanduser(): "https://git.xenia.me.uk/pixelifytica/org.git",
+    Path(
+        "~/Documents/References"
+    ).expanduser(): "https://git.xenia.me.uk/pixelifytica/references.git",
+}
+
+PULL_MAPPINGS: Dict[Path, str] = {
+    Path("/etc/nixos"): "https://git.xenia.me.uk/pixelifytica/nixos.git",
+    Path(os.getenv("XDG_CONFIG_HOME", "~/.config")).expanduser()
+    / "emacs": "https://git.xenia.me.uk/pixelifytica/emacs.git",
+}
+
+
+def git_set_url(directory: Path, url: str) -> None:
+    """Set url for directory"""
+    comp = subprocess.run(f"git remote set-url origin {url}".split(), cwd=directory)
+    if comp.returncode != 0:
+        raise UserWarning(f"{comp.returncode} from {' '.join(comp.args)}")
+    subprocess.run("git remote -v".split(), cwd=directory)
+
+
+def git_sync(directory: Path, url: str) -> subprocess.CompletedProcess:
+    """Sync status of repository"""
+    print(f"--- sync: ${directory} ---")
+    if not directory.exists():
+        return subprocess.run("exit 1".split())  # TODO
+    git_set_url(directory, url)
+    return subprocess.run("git-sync -ns".split(), cwd=directory)
+
+
+def git_pull(
+    directory: Path, url: str, ff_only: bool = True
+) -> subprocess.CompletedProcess:
+    """Pull updates for directory from url"""
+    print(f"--- pull: {directory} ---")
+    if not directory.exists():
+        return subprocess.run("exit 1".split())  # TODO
+    git_set_url(directory, url)
+    return subprocess.run("git pull --ff-only".split(), cwd=directory)
+
+
+def main(*args, **kwargs) -> None:
+    for directory, url in SYNC_MAPPING.items():
+        print(git_sync(directory, url))
+    for directory, url in PULL_MAPPINGS.items():
+        print(git_pull(directory, url))
+
+
+if __name__ == "__main__":
+    main()