131 lines
3.6 KiB
Python
131 lines
3.6 KiB
Python
"""Melnor integration models."""
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from collections.abc import Callable
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from datetime import timedelta
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import logging
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from typing import TypeVar
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from melnor_bluetooth.device import Device, Valve
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from homeassistant.components.number import EntityDescription
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers.device_registry import DeviceInfo
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from homeassistant.helpers.update_coordinator import (
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CoordinatorEntity,
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DataUpdateCoordinator,
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)
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from .const import DOMAIN
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_LOGGER = logging.getLogger(__name__)
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class MelnorDataUpdateCoordinator(DataUpdateCoordinator[Device]):
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"""Melnor data update coordinator."""
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_device: Device
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def __init__(self, hass: HomeAssistant, device: Device) -> None:
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"""Initialize my coordinator."""
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super().__init__(
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hass,
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_LOGGER,
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name="Melnor Bluetooth",
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update_interval=timedelta(seconds=5),
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)
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self._device = device
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async def _async_update_data(self):
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"""Update the device state."""
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await self._device.fetch_state()
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return self._device
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class MelnorBluetoothEntity(CoordinatorEntity[MelnorDataUpdateCoordinator]):
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"""Base class for melnor entities."""
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_device: Device
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_attr_has_entity_name = True
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def __init__(
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self,
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coordinator: MelnorDataUpdateCoordinator,
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) -> None:
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"""Initialize a melnor base entity."""
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super().__init__(coordinator)
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self._device = coordinator.data
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self._attr_device_info = DeviceInfo(
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identifiers={(DOMAIN, self._device.mac)},
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manufacturer="Melnor",
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model=self._device.model,
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name=self._device.name,
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)
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@callback
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def _handle_coordinator_update(self) -> None:
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"""Handle updated data from the coordinator."""
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self._device = self.coordinator.data
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self.async_write_ha_state()
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@property
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def available(self) -> bool:
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"""Return True if entity is available."""
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return self._device.is_connected
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class MelnorZoneEntity(MelnorBluetoothEntity):
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"""Base class for valves that define themselves as child devices."""
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_valve: Valve
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def __init__(
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self,
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coordinator: MelnorDataUpdateCoordinator,
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entity_description: EntityDescription,
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valve: Valve,
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) -> None:
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"""Initialize a valve entity."""
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super().__init__(coordinator)
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self._attr_unique_id = (
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f"{self._device.mac}-zone{valve.id}-{entity_description.key}"
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)
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self.entity_description = entity_description
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self._valve = valve
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self._attr_device_info = DeviceInfo(
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identifiers={(DOMAIN, f"{self._device.mac}-zone{self._valve.id}")},
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manufacturer="Melnor",
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name=f"Zone {valve.id + 1}",
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via_device=(DOMAIN, self._device.mac),
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)
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T = TypeVar("T", bound=EntityDescription)
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def get_entities_for_valves(
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coordinator: MelnorDataUpdateCoordinator,
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descriptions: list[T],
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function: Callable[
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[Valve, T],
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CoordinatorEntity[MelnorDataUpdateCoordinator],
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],
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) -> list[CoordinatorEntity[MelnorDataUpdateCoordinator]]:
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"""Get descriptions for valves."""
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entities = []
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# This device may not have 4 valves total, but the library will only expose the right number of valves
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for i in range(1, 5):
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valve = coordinator.data[f"zone{i}"]
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if valve is not None:
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for description in descriptions:
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entities.append(function(valve, description))
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return entities
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