56 lines
1.9 KiB
Python
56 lines
1.9 KiB
Python
"""Coordinator for The Internet Printing Protocol (IPP) integration."""
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from __future__ import annotations
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from datetime import timedelta
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import logging
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from pyipp import IPP, IPPError, Printer as IPPPrinter
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import CONF_HOST, CONF_PORT, CONF_SSL, CONF_VERIFY_SSL
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
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from .const import CONF_BASE_PATH, DOMAIN
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SCAN_INTERVAL = timedelta(seconds=60)
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_LOGGER = logging.getLogger(__name__)
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type IPPConfigEntry = ConfigEntry[IPPDataUpdateCoordinator]
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class IPPDataUpdateCoordinator(DataUpdateCoordinator[IPPPrinter]):
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"""Class to manage fetching IPP data from single endpoint."""
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config_entry: IPPConfigEntry
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def __init__(self, hass: HomeAssistant, config_entry: IPPConfigEntry) -> None:
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"""Initialize global IPP data updater."""
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self.device_id = config_entry.unique_id or config_entry.entry_id
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self.ipp = IPP(
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host=config_entry.data[CONF_HOST],
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port=config_entry.data[CONF_PORT],
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base_path=config_entry.data[CONF_BASE_PATH],
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tls=config_entry.data[CONF_SSL],
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verify_ssl=config_entry.data[CONF_VERIFY_SSL],
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session=async_get_clientsession(hass, config_entry.data[CONF_VERIFY_SSL]),
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)
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super().__init__(
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hass,
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_LOGGER,
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config_entry=config_entry,
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name=DOMAIN,
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update_interval=SCAN_INTERVAL,
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)
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async def _async_update_data(self) -> IPPPrinter:
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"""Fetch data from IPP."""
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try:
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return await self.ipp.printer()
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except IPPError as error:
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raise UpdateFailed(f"Invalid response from API: {error}") from error
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