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68 lines
2.3 KiB
Python
68 lines
2.3 KiB
Python
"""Support for openexchangerates.org exchange rates service."""
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from __future__ import annotations
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from homeassistant.components.sensor import SensorEntity
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from homeassistant.const import CONF_QUOTE
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.device_registry import DeviceEntryType, DeviceInfo
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from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from .const import DOMAIN
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from .coordinator import OpenexchangeratesConfigEntry, OpenexchangeratesCoordinator
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ATTRIBUTION = "Data provided by openexchangerates.org"
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: OpenexchangeratesConfigEntry,
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async_add_entities: AddConfigEntryEntitiesCallback,
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) -> None:
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"""Set up the Open Exchange Rates sensor."""
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quote: str = config_entry.data.get(CONF_QUOTE, "EUR")
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coordinator = config_entry.runtime_data
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async_add_entities(
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OpenexchangeratesSensor(
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config_entry, coordinator, rate_quote, rate_quote == quote
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)
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for rate_quote in coordinator.data.rates
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)
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class OpenexchangeratesSensor(
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CoordinatorEntity[OpenexchangeratesCoordinator], SensorEntity
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):
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"""Representation of an Open Exchange Rates sensor."""
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_attr_has_entity_name = True
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_attr_attribution = ATTRIBUTION
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def __init__(
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self,
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config_entry: OpenexchangeratesConfigEntry,
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coordinator: OpenexchangeratesCoordinator,
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quote: str,
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enabled: bool,
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) -> None:
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"""Initialize the sensor."""
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super().__init__(coordinator)
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self._attr_device_info = DeviceInfo(
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entry_type=DeviceEntryType.SERVICE,
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identifiers={(DOMAIN, config_entry.entry_id)},
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manufacturer="Open Exchange Rates",
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name=f"Open Exchange Rates {coordinator.base}",
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)
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self._attr_entity_registry_enabled_default = enabled
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self._attr_name = quote
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self._attr_native_unit_of_measurement = quote
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self._attr_unique_id = f"{config_entry.entry_id}_{quote}"
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self._quote = quote
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@property
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def native_value(self) -> float:
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"""Return the state of the sensor."""
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return self.coordinator.data.rates[self._quote]
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