core/homeassistant/components/enphase_envoy/switch.py

112 lines
3.7 KiB
Python

"""Switch platform for Enphase Envoy solar energy monitor."""
from __future__ import annotations
from collections.abc import Callable, Coroutine
from dataclasses import dataclass
import logging
from typing import Any
from pyenphase import Envoy, EnvoyEnpower
from homeassistant.components.switch import SwitchEntity, SwitchEntityDescription
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.device_registry import DeviceInfo
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from .const import DOMAIN
from .coordinator import EnphaseUpdateCoordinator
from .entity import EnvoyBaseEntity
_LOGGER = logging.getLogger(__name__)
@dataclass
class EnvoyEnpowerRequiredKeysMixin:
"""Mixin for required keys."""
value_fn: Callable[[EnvoyEnpower], bool]
turn_on_fn: Callable[[Envoy], Coroutine[Any, Any, dict[str, Any]]]
turn_off_fn: Callable[[Envoy], Coroutine[Any, Any, dict[str, Any]]]
@dataclass
class EnvoyEnpowerSwitchEntityDescription(
SwitchEntityDescription, EnvoyEnpowerRequiredKeysMixin
):
"""Describes an Envoy Enpower switch entity."""
ENPOWER_GRID_SWITCH = EnvoyEnpowerSwitchEntityDescription(
key="mains_admin_state",
translation_key="grid_enabled",
value_fn=lambda enpower: enpower.mains_admin_state == "closed",
turn_on_fn=lambda envoy: envoy.go_on_grid(),
turn_off_fn=lambda envoy: envoy.go_off_grid(),
)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up Enphase Envoy switch platform."""
coordinator: EnphaseUpdateCoordinator = hass.data[DOMAIN][config_entry.entry_id]
envoy_data = coordinator.envoy.data
assert envoy_data is not None
entities: list[SwitchEntity] = []
if envoy_data.enpower:
entities.extend(
[
EnvoyEnpowerSwitchEntity(
coordinator, ENPOWER_GRID_SWITCH, envoy_data.enpower
)
]
)
async_add_entities(entities)
class EnvoyEnpowerSwitchEntity(EnvoyBaseEntity, SwitchEntity):
"""Representation of an Enphase Enpower switch entity."""
entity_description: EnvoyEnpowerSwitchEntityDescription
def __init__(
self,
coordinator: EnphaseUpdateCoordinator,
description: EnvoyEnpowerSwitchEntityDescription,
enpower: EnvoyEnpower,
) -> None:
"""Initialize the Enphase Enpower switch entity."""
super().__init__(coordinator, description)
self.envoy = coordinator.envoy
self.enpower = enpower
self._serial_number = enpower.serial_number
self._attr_unique_id = f"{self._serial_number}_{description.key}"
self._attr_device_info = DeviceInfo(
identifiers={(DOMAIN, self._serial_number)},
manufacturer="Enphase",
model="Enpower",
name=f"Enpower {self._serial_number}",
sw_version=str(enpower.firmware_version),
via_device=(DOMAIN, self.envoy_serial_num),
)
@property
def is_on(self) -> bool:
"""Return the state of the Enpower switch."""
enpower = self.data.enpower
assert enpower is not None
return self.entity_description.value_fn(enpower)
async def async_turn_on(self):
"""Turn on the Enpower switch."""
await self.entity_description.turn_on_fn(self.envoy)
await self.coordinator.async_request_refresh()
async def async_turn_off(self):
"""Turn off the Enpower switch."""
await self.entity_description.turn_off_fn(self.envoy)
await self.coordinator.async_request_refresh()