#!/usr/bin/env python3
"""Initialize gnome-keyring with empty password for autologin systems.

This script creates the 'login' keyring collection with an empty password,
allowing gnome-keyring to auto-unlock without PAM password entry.

Only runs once - exits immediately if login keyring already exists.
"""

import os
import sys

# Check if login keyring already exists
keyring_dir = os.path.expanduser("~/.local/share/keyrings")
login_keyring = os.path.join(keyring_dir, "login.keyring")

if os.path.exists(login_keyring):
    sys.exit(0)

try:
    import secretstorage
except ImportError:
    print("python-secretstorage not installed", file=sys.stderr)
    sys.exit(1)

try:
    connection = secretstorage.dbus_init()

    # Check if login collection exists via D-Bus
    collections = list(secretstorage.get_all_collections(connection))
    for collection in collections:
        if collection.get_label() == "login" or collection.get_label() == "Login":
            # Already exists
            sys.exit(0)

    # Create login collection with empty password
    secretstorage.create_collection(connection, "Login", password=b"")

    # Set as default
    os.makedirs(keyring_dir, exist_ok=True)
    with open(os.path.join(keyring_dir, "default"), "w") as f:
        f.write("login")

except Exception as e:
    print(f"Failed to initialize keyring: {e}", file=sys.stderr)
    sys.exit(1)