from datetime import datetime, timedelta
from dateutil.relativedelta import relativedelta, MO, TU, WE, FR, SA


def get_next_draw_date(game: str | None, from_date: str | None = None) -> str | None:
    """
    Gets the next drawing date from the current or specified date for the given game
    If the current date is the next drawing date, the current date is returned

    :param game: megamillions or powerball
    :param from_date: date to get next drawing date from, if omitted the current date is used
    :return: next drawing date

    Examples:
    >>> get_next_draw_date(game='megamillions', from_date='02/15/2026')
    '02/17/2026'
    >>> get_next_draw_date(game='powerball', from_date='02/15/2026')
    '02/16/2026'
    """
    target_days = {
        "powerball": [0, 2, 5],
        "megamillions": [1, 4]
    }

    return_date = None
    return_date_format = '%m/%d/%Y'

    # if a valid game is not specified, return None
    if game is None or game not in target_days.keys():
        return return_date

    # if no date was specified, use today's date
    if from_date is None:
        from_date = datetime.today()
    else:
        from_date = datetime.strptime(from_date, return_date_format)

    while from_date.weekday() not in target_days[game]:
        from_date += timedelta(days=1)

    return from_date.strftime(return_date_format)