def get_time_attr_map(t):
    """
                                                       now -> |
                            hour ago -> |
        day ago -> |
    |--------------|--------------------|---------------------|
    """
    now = datetime.datetime.now()
    if t + datetime.timedelta(hours=3) > now:
        return get_map("main_list_white")
    if t + datetime.timedelta(days=3) > now:
        return get_map("main_list_lg")
    else:
        return get_map("main_list_dg")