53 lines
1.8 KiB
Python
53 lines
1.8 KiB
Python
"""Data Update coordinator for ZAMG weather data."""
|
|
from __future__ import annotations
|
|
|
|
from zamg import ZamgData as ZamgDevice
|
|
from zamg.exceptions import ZamgError, ZamgNoDataError
|
|
|
|
from homeassistant.config_entries import ConfigEntry
|
|
from homeassistant.core import HomeAssistant
|
|
from homeassistant.helpers.aiohttp_client import async_get_clientsession
|
|
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
|
|
|
|
from .const import CONF_STATION_ID, DOMAIN, LOGGER, MIN_TIME_BETWEEN_UPDATES
|
|
|
|
|
|
class ZamgDataUpdateCoordinator(DataUpdateCoordinator[ZamgDevice]):
|
|
"""Class to manage fetching ZAMG weather data."""
|
|
|
|
config_entry: ConfigEntry
|
|
data: dict = {}
|
|
api_fields: list[str] | None = None
|
|
|
|
def __init__(
|
|
self,
|
|
hass: HomeAssistant,
|
|
*,
|
|
entry: ConfigEntry,
|
|
) -> None:
|
|
"""Initialize global ZAMG data updater."""
|
|
self.zamg = ZamgDevice(session=async_get_clientsession(hass))
|
|
self.zamg.set_default_station(entry.data[CONF_STATION_ID])
|
|
super().__init__(
|
|
hass,
|
|
LOGGER,
|
|
name=DOMAIN,
|
|
update_interval=MIN_TIME_BETWEEN_UPDATES,
|
|
)
|
|
|
|
async def _async_update_data(self) -> ZamgDevice:
|
|
"""Fetch data from ZAMG api."""
|
|
try:
|
|
if self.api_fields:
|
|
self.zamg.set_parameters(self.api_fields)
|
|
self.zamg.request_timeout = 60.0
|
|
device = await self.zamg.update()
|
|
except ZamgNoDataError as error:
|
|
raise UpdateFailed("No response from API") from error
|
|
except ZamgError as error:
|
|
raise UpdateFailed(f"Invalid response from API: {error}") from error
|
|
self.data = device
|
|
self.data["last_update"] = self.zamg.last_update
|
|
self.data["Name"] = self.zamg.get_station_name
|
|
return device
|