import uuid
from typing import Set


def get_chart_push_key(
        date: str,
        user_id: str,
        topic: str,
        market: str,
        vendor: str,
        track_id: str or int,
        delimiter="/",
        prefix="chart") -> uuid.UUID:
    """Returns UUID from unique set of arguments, which is used as message id."""
    return uuid.uuid5(uuid.NAMESPACE_DNS, delimiter.join([prefix, date, user_id, topic, market, vendor, str(track_id)]))


def is_filtered(
        track: object, date: str, topic: str, market: str, vendor: str, existing_messages: Set[str],
        *args, **kwargs):
    """Filter tracks to make push messages from."""
    return str(get_chart_push_key(
        date, track.user_id, topic, market, vendor, track.track_id)
    ) not in existing_messages


def _get_message_template_dict(track: object, country_flag: str) -> dict:
    return dict(
        artist_name=track.artist_name,
        track_name=track.track_name,
        position=track.position,
        country_flag=country_flag
    )


def build_push_message(track: object, message_template: str, country_flag: str) -> str:
    """Builds push message from tracks data."""
    message = message_template.format(**_get_message_template_dict(track, country_flag))
    return message.strip().replace("  ", " ")


def build_moves_push_message(track: object, message_template: str, country_flag: str) -> str:
    """Builds moves push message from tracks data."""
    message_dict = _get_message_template_dict(track, country_flag)
    message_dict["moves"] = abs(track.moves)
    message = message_template.format(**message_dict)
    return message.strip().replace("  ", " ")