core/homeassistant/components/juicenet/number.py

93 lines
2.9 KiB
Python

"""Support for controlling juicenet/juicepoint/juicebox based EVSE numbers."""
from __future__ import annotations
from dataclasses import dataclass
from pyjuicenet import Api, Charger
from homeassistant.components.number import (
DEFAULT_MAX_VALUE,
NumberEntity,
NumberEntityDescription,
)
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
from .const import DOMAIN, JUICENET_API, JUICENET_COORDINATOR
from .entity import JuiceNetDevice
@dataclass(frozen=True, kw_only=True)
class JuiceNetNumberEntityDescription(NumberEntityDescription):
"""An entity description for a JuiceNetNumber."""
setter_key: str
native_max_value_key: str | None = None
NUMBER_TYPES: tuple[JuiceNetNumberEntityDescription, ...] = (
JuiceNetNumberEntityDescription(
translation_key="amperage_limit",
key="current_charging_amperage_limit",
native_min_value=6,
native_max_value_key="max_charging_amperage",
native_step=1,
setter_key="set_charging_amperage_limit",
),
)
async def async_setup_entry(
hass: HomeAssistant,
config_entry: ConfigEntry,
async_add_entities: AddEntitiesCallback,
) -> None:
"""Set up the JuiceNet Numbers."""
juicenet_data = hass.data[DOMAIN][config_entry.entry_id]
api: Api = juicenet_data[JUICENET_API]
coordinator = juicenet_data[JUICENET_COORDINATOR]
entities = [
JuiceNetNumber(device, description, coordinator)
for device in api.devices
for description in NUMBER_TYPES
]
async_add_entities(entities)
class JuiceNetNumber(JuiceNetDevice, NumberEntity):
"""Implementation of a JuiceNet number."""
entity_description: JuiceNetNumberEntityDescription
def __init__(
self,
device: Charger,
description: JuiceNetNumberEntityDescription,
coordinator: DataUpdateCoordinator,
) -> None:
"""Initialise the number."""
super().__init__(device, description.key, coordinator)
self.entity_description = description
@property
def native_value(self) -> float | None:
"""Return the value of the entity."""
return getattr(self.device, self.entity_description.key, None)
@property
def native_max_value(self) -> float:
"""Return the maximum value."""
if self.entity_description.native_max_value_key is not None:
return getattr(self.device, self.entity_description.native_max_value_key)
if self.entity_description.native_max_value is not None:
return self.entity_description.native_max_value
return DEFAULT_MAX_VALUE
async def async_set_native_value(self, value: float) -> None:
"""Update the current value."""
await getattr(self.device, self.entity_description.setter_key)(value)