mirror of https://github.com/home-assistant/core
75 lines
2.4 KiB
Python
75 lines
2.4 KiB
Python
"""Support for the Environment Canada radar imagery."""
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from __future__ import annotations
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import voluptuous as vol
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from homeassistant.components.camera import Camera
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.core import HomeAssistant
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from homeassistant.helpers.entity_platform import (
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AddEntitiesCallback,
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async_get_current_platform,
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)
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from homeassistant.helpers.typing import VolDictType
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from homeassistant.helpers.update_coordinator import CoordinatorEntity
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from . import device_info
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from .const import ATTR_OBSERVATION_TIME, DOMAIN
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SERVICE_SET_RADAR_TYPE = "set_radar_type"
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SET_RADAR_TYPE_SCHEMA: VolDictType = {
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vol.Required("radar_type"): vol.In(["Auto", "Rain", "Snow"]),
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}
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async def async_setup_entry(
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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async_add_entities: AddEntitiesCallback,
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) -> None:
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"""Add a weather entity from a config_entry."""
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coordinator = hass.data[DOMAIN][config_entry.entry_id]["radar_coordinator"]
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async_add_entities([ECCamera(coordinator)])
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platform = async_get_current_platform()
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platform.async_register_entity_service(
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SERVICE_SET_RADAR_TYPE,
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SET_RADAR_TYPE_SCHEMA,
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"async_set_radar_type",
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)
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class ECCamera(CoordinatorEntity, Camera):
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"""Implementation of an Environment Canada radar camera."""
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_attr_has_entity_name = True
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_attr_translation_key = "radar"
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def __init__(self, coordinator):
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"""Initialize the camera."""
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super().__init__(coordinator)
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Camera.__init__(self)
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self.radar_object = coordinator.ec_data
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self._attr_unique_id = f"{coordinator.config_entry.unique_id}-radar"
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self._attr_attribution = self.radar_object.metadata["attribution"]
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self._attr_entity_registry_enabled_default = False
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self._attr_device_info = device_info(coordinator.config_entry)
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self.content_type = "image/gif"
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def camera_image(
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self, width: int | None = None, height: int | None = None
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) -> bytes | None:
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"""Return bytes of camera image."""
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self._attr_extra_state_attributes = {
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ATTR_OBSERVATION_TIME: self.radar_object.timestamp,
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}
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return self.radar_object.image
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async def async_set_radar_type(self, radar_type: str):
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"""Set the type of radar to retrieve."""
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self.radar_object.precip_type = radar_type.lower()
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await self.radar_object.update()
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