core/homeassistant/components/brother/__init__.py

46 lines
1.5 KiB
Python

"""The Brother component."""
from __future__ import annotations
from brother import Brother, SnmpError
from homeassistant.components.snmp import async_get_snmp_engine
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_HOST, CONF_TYPE, Platform
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryNotReady
from .coordinator import BrotherDataUpdateCoordinator
PLATFORMS = [Platform.SENSOR]
type BrotherConfigEntry = ConfigEntry[BrotherDataUpdateCoordinator]
async def async_setup_entry(hass: HomeAssistant, entry: BrotherConfigEntry) -> bool:
"""Set up Brother from a config entry."""
host = entry.data[CONF_HOST]
printer_type = entry.data[CONF_TYPE]
snmp_engine = await async_get_snmp_engine(hass)
try:
brother = await Brother.create(
host, printer_type=printer_type, snmp_engine=snmp_engine
)
except (ConnectionError, SnmpError, TimeoutError) as error:
raise ConfigEntryNotReady from error
coordinator = BrotherDataUpdateCoordinator(hass, brother)
await coordinator.async_config_entry_first_refresh()
entry.runtime_data = coordinator
await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
return True
async def async_unload_entry(hass: HomeAssistant, entry: BrotherConfigEntry) -> bool:
"""Unload a config entry."""
return await hass.config_entries.async_unload_platforms(entry, PLATFORMS)