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mirror of https://github.com/home-assistant/core synced 2024-08-02 23:40:32 +02:00
ha-core/homeassistant/components/huawei_lte/switch.py
Paulus Schoutsen 2b4bb49eb7
Make device tracker entities work better (#63328)
Co-authored-by: Franck Nijhof <git@frenck.dev>
Co-authored-by: Martin Hjelmare <marhje52@gmail.com>
2022-01-04 23:16:43 -08:00

116 lines
3.4 KiB
Python

"""Support for Huawei LTE switches."""
from __future__ import annotations
from dataclasses import dataclass, field
import logging
from typing import Any
from homeassistant.components.switch import (
DOMAIN as SWITCH_DOMAIN,
SwitchDeviceClass,
SwitchEntity,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity import Entity
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from . import HuaweiLteBaseEntityWithDevice
from .const import DOMAIN, KEY_DIALUP_MOBILE_DATASWITCH
_LOGGER = logging.getLogger(__name__)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up from config entry."""
router = hass.data[DOMAIN].routers[config_entry.unique_id]
switches: list[Entity] = []
if router.data.get(KEY_DIALUP_MOBILE_DATASWITCH):
switches.append(HuaweiLteMobileDataSwitch(router))
async_add_entities(switches, True)
@dataclass
class HuaweiLteBaseSwitch(HuaweiLteBaseEntityWithDevice, SwitchEntity):
"""Huawei LTE switch device base class."""
key: str = field(init=False)
item: str = field(init=False)
_attr_device_class: SwitchDeviceClass = field(
default=SwitchDeviceClass.SWITCH, init=False
)
_raw_state: str | None = field(default=None, init=False)
def _turn(self, state: bool) -> None:
raise NotImplementedError
def turn_on(self, **kwargs: Any) -> None:
"""Turn switch on."""
self._turn(state=True)
def turn_off(self, **kwargs: Any) -> None:
"""Turn switch off."""
self._turn(state=False)
async def async_added_to_hass(self) -> None:
"""Subscribe to needed data on add."""
await super().async_added_to_hass()
self.router.subscriptions[self.key].add(f"{SWITCH_DOMAIN}/{self.item}")
async def async_will_remove_from_hass(self) -> None:
"""Unsubscribe from needed data on remove."""
await super().async_will_remove_from_hass()
self.router.subscriptions[self.key].remove(f"{SWITCH_DOMAIN}/{self.item}")
async def async_update(self) -> None:
"""Update state."""
try:
value = self.router.data[self.key][self.item]
except KeyError:
_LOGGER.debug("%s[%s] not in data", self.key, self.item)
self._available = False
return
self._available = True
self._raw_state = str(value)
@dataclass
class HuaweiLteMobileDataSwitch(HuaweiLteBaseSwitch):
"""Huawei LTE mobile data switch device."""
def __post_init__(self) -> None:
"""Initialize identifiers."""
self.key = KEY_DIALUP_MOBILE_DATASWITCH
self.item = "dataswitch"
@property
def _entity_name(self) -> str:
return "Mobile data"
@property
def _device_unique_id(self) -> str:
return f"{self.key}.{self.item}"
@property
def is_on(self) -> bool:
"""Return whether the switch is on."""
return self._raw_state == "1"
def _turn(self, state: bool) -> None:
value = 1 if state else 0
self.router.client.dial_up.set_mobile_dataswitch(dataswitch=value)
self._raw_state = str(value)
self.schedule_update_ha_state()
@property
def icon(self) -> str:
"""Return switch icon."""
return "mdi:signal" if self.is_on else "mdi:signal-off"