from pathlib import Path
import os
import yaml

CONFIG_PATH = "~/.config/smallprint/config.yml"

config = {
    "OWM": "Your OpenWeatherMap token goes here",
    "CITY": "City name",
    "PRINTER_FILE": "/dev/usb/lp0",
    "PRINTER_USB_ID": "",
    "PRINTER_INTERFACE": 0,
    "PRINTER_ENDPOINT": 0x01,
}


def load_config():
    global config
    path = Path(CONFIG_PATH).expanduser()       # Generate the path to the config file

    if not path.parent.is_dir():
        os.mkdir(path.parent)

    if not path.is_file():
        # Create sample file
        with path.open("w") as cfg_file:
            cfg_file.write(yaml.dump(config))

        return False

    else:
        with path.open("r") as cfg_file:
            config = yaml.load(cfg_file.read(), Loader=yaml.FullLoader)

        return config