import json


# The parsed config object
__CONFIG = {}


def load(filename: str) -> None:
    """
    Load a JSON-formatted configuration file.
    :param filename: The config file to load.
    """
    global __CONFIG
    # Open and parse the JSON config file
    with open(filename, 'r') as conf:
        __CONFIG = json.load(conf)


def get() -> dict:
    """
    Return the current configuration.
    """
    global __CONFIG
    return __CONFIG


def get_plugin_config(name: str):
    """
    Return a plugin's configuration under .plugins[name]
    :param name: The plugin name.
    """
    global __CONFIG
    return __CONFIG.get('plugins', {}).get(name, {})