88 lines
2.9 KiB
Python
88 lines
2.9 KiB
Python
"""The Landis+Gyr Heat Meter integration."""
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from __future__ import annotations
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from datetime import timedelta
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import logging
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import ultraheat_api
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from ultraheat_api.response import HeatMeterResponse
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import CONF_DEVICE, Platform
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.helpers.entity_registry import async_migrate_entries
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
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from .const import DOMAIN
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_LOGGER = logging.getLogger(__name__)
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PLATFORMS: list[Platform] = [Platform.SENSOR]
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async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
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"""Set up heat meter from a config entry."""
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_LOGGER.debug("Initializing %s integration on %s", DOMAIN, entry.data[CONF_DEVICE])
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reader = ultraheat_api.UltraheatReader(entry.data[CONF_DEVICE])
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api = ultraheat_api.HeatMeterService(reader)
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async def async_update_data() -> HeatMeterResponse:
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"""Fetch data from the API."""
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_LOGGER.debug("Polling on %s", entry.data[CONF_DEVICE])
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return await hass.async_add_executor_job(api.read)
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# Polling is only daily to prevent battery drain.
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coordinator = DataUpdateCoordinator(
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hass,
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_LOGGER,
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name="ultraheat_gateway",
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update_method=async_update_data,
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update_interval=timedelta(days=1),
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)
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hass.data.setdefault(DOMAIN, {})[entry.entry_id] = coordinator
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await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
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return True
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async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
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"""Unload a config entry."""
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if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
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hass.data[DOMAIN].pop(entry.entry_id)
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return unload_ok
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async def async_migrate_entry(hass: HomeAssistant, config_entry: ConfigEntry) -> bool:
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"""Migrate old entry."""
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_LOGGER.debug("Migrating from version %s", config_entry.version)
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# Removing domain name and config entry id from entity unique id's, replacing it with device number
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if config_entry.version == 1:
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config_entry.version = 2
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device_number = config_entry.data["device_number"]
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@callback
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def update_entity_unique_id(entity_entry):
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"""Update unique ID of entity entry."""
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if entity_entry.platform in entity_entry.unique_id:
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return {
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"new_unique_id": entity_entry.unique_id.replace(
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f"{entity_entry.platform}_{entity_entry.config_entry_id}",
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f"{device_number}",
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)
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}
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await async_migrate_entries(
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hass, config_entry.entry_id, update_entity_unique_id
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)
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hass.config_entries.async_update_entry(config_entry)
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_LOGGER.info("Migration to version %s successful", config_entry.version)
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return True
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