core/homeassistant/components/solarlog/__init__.py

72 lines
2.3 KiB
Python

"""Solar-Log integration."""
from datetime import timedelta
import logging
from urllib.parse import ParseResult, urlparse
from requests.exceptions import HTTPError, Timeout
from sunwatcher.solarlog.solarlog import SolarLog
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_HOST
from homeassistant.core import HomeAssistant
from homeassistant.helpers import update_coordinator
from .const import DOMAIN
_LOGGER = logging.getLogger(__name__)
PLATFORMS = ["sensor"]
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up a config entry for solarlog."""
coordinator = SolarlogData(hass, entry)
await coordinator.async_config_entry_first_refresh()
hass.data.setdefault(DOMAIN, {})[entry.entry_id] = coordinator
hass.config_entries.async_setup_platforms(entry, PLATFORMS)
return True
async def async_unload_entry(hass, entry):
"""Unload a config entry."""
return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
class SolarlogData(update_coordinator.DataUpdateCoordinator):
"""Get and update the latest data."""
def __init__(self, hass: HomeAssistant, entry: ConfigEntry) -> None:
"""Initialize the data object."""
super().__init__(
hass, _LOGGER, name="SolarLog", update_interval=timedelta(seconds=60)
)
host_entry = entry.data[CONF_HOST]
url = urlparse(host_entry, "http")
netloc = url.netloc or url.path
path = url.path if url.netloc else ""
url = ParseResult("http", netloc, path, *url[3:])
self.unique_id = entry.entry_id
self.name = entry.title
self.host = url.geturl()
async def _async_update_data(self):
"""Update the data from the SolarLog device."""
try:
data = await self.hass.async_add_executor_job(SolarLog, self.host)
except (OSError, Timeout, HTTPError) as err:
raise update_coordinator.UpdateFailed(err)
if data.time.year == 1999:
raise update_coordinator.UpdateFailed(
"Invalid data returned (can happen after Solarlog restart)."
)
self.logger.debug(
"Connection to Solarlog successful. Retrieving latest Solarlog update of %s",
data.time,
)
return data