core/homeassistant/components/trafikverket_train/sensor.py

122 lines
3.9 KiB
Python

"""Train information for departures and delays, provided by Trafikverket."""
from __future__ import annotations
from datetime import time, timedelta
from typing import TYPE_CHECKING
from pytrafikverket.trafikverket_train import StationInfo
from homeassistant.components.sensor import SensorDeviceClass, SensorEntity
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_NAME, CONF_WEEKDAY
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers.device_registry import DeviceEntryType
from homeassistant.helpers.entity import DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.update_coordinator import CoordinatorEntity
from homeassistant.util import dt as dt_util
from .const import CONF_TIME, DOMAIN
from .coordinator import TVDataUpdateCoordinator
from .util import create_unique_id
ATTR_DEPARTURE_STATE = "departure_state"
ATTR_CANCELED = "canceled"
ATTR_DELAY_TIME = "number_of_minutes_delayed"
ATTR_PLANNED_TIME = "planned_time"
ATTR_ESTIMATED_TIME = "estimated_time"
ATTR_ACTUAL_TIME = "actual_time"
ATTR_OTHER_INFORMATION = "other_information"
ATTR_DEVIATIONS = "deviations"
ICON = "mdi:train"
SCAN_INTERVAL = timedelta(minutes=5)
async def async_setup_entry(
hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
) -> None:
"""Set up the Trafikverket sensor entry."""
coordinator: TVDataUpdateCoordinator = hass.data[DOMAIN][entry.entry_id]
to_station = coordinator.to_station
from_station = coordinator.from_station
get_time: str | None = entry.data.get(CONF_TIME)
train_time = dt_util.parse_time(get_time) if get_time else None
async_add_entities(
[
TrainSensor(
coordinator,
entry.data[CONF_NAME],
from_station,
to_station,
entry.data[CONF_WEEKDAY],
train_time,
entry.entry_id,
)
],
True,
)
class TrainSensor(CoordinatorEntity[TVDataUpdateCoordinator], SensorEntity):
"""Contains data about a train depature."""
_attr_icon = ICON
_attr_device_class = SensorDeviceClass.TIMESTAMP
_attr_has_entity_name = True
_attr_name = None
def __init__(
self,
coordinator: TVDataUpdateCoordinator,
name: str,
from_station: StationInfo,
to_station: StationInfo,
weekday: list,
departuretime: time | None,
entry_id: str,
) -> None:
"""Initialize the sensor."""
super().__init__(coordinator)
self._attr_device_info = DeviceInfo(
entry_type=DeviceEntryType.SERVICE,
identifiers={(DOMAIN, entry_id)},
manufacturer="Trafikverket",
model="v2.0",
name=name,
configuration_url="https://api.trafikinfo.trafikverket.se/",
)
if TYPE_CHECKING:
assert from_station.name and to_station.name
self._attr_unique_id = create_unique_id(
from_station.name, to_station.name, departuretime, weekday
)
self._update_attr()
@callback
def _handle_coordinator_update(self) -> None:
self._update_attr()
return super()._handle_coordinator_update()
@callback
def _update_attr(self) -> None:
"""Retrieve latest state."""
data = self.coordinator.data
self._attr_native_value = data.departure_time
self._attr_extra_state_attributes = {
ATTR_DEPARTURE_STATE: data.departure_state,
ATTR_CANCELED: data.cancelled,
ATTR_DELAY_TIME: data.delayed_time,
ATTR_PLANNED_TIME: data.planned_time,
ATTR_ESTIMATED_TIME: data.estimated_time,
ATTR_ACTUAL_TIME: data.actual_time,
ATTR_OTHER_INFORMATION: data.other_info,
ATTR_DEVIATIONS: data.deviation,
}