"""MQTT Discovery data."""
from dataclasses import dataclass
import datetime as dt
from typing import Union

from homeassistant.data_entry_flow import BaseServiceInfo

ReceivePayloadType = Union[str, bytes]


@dataclass
class MqttServiceInfo(BaseServiceInfo):
    """Prepared info from mqtt entries."""

    topic: str
    payload: ReceivePayloadType
    qos: int
    retain: bool
    subscribed_topic: str
    timestamp: dt.datetime