import pathlib
import random

import gi

gi.require_version("Gtk", "4.0")
from gi.repository import Gio, Gtk

import click


@click.command()
@click.argument(
    "backgrounds_directory", type=click.Path(exists=True, path_type=pathlib.Path)
)
def choose_random_background(backgrounds_directory: pathlib.Path):
    background = random.choice(
        [
            path.expanduser().resolve().as_uri()
            for path in backgrounds_directory.iterdir()
            if path.suffix.lower() in [".jpg", ".jpeg", ".png"]
        ]
    )
    print(background)
    settings = Gio.Settings.new("org.gnome.desktop.background")
    if settings.get_string("picture-uri") != background:
        settings.set_string("picture-uri", background)
    if settings.get_string("picture-uri-dark") != background:
        settings.set_string("picture-uri-dark", background)
    settings.apply()