mirror of
https://github.com/home-assistant/core
synced 2024-10-04 07:58:43 +02:00
55 lines
1.7 KiB
Python
55 lines
1.7 KiB
Python
"""Camera entity for PrusaLink."""
|
|
from __future__ import annotations
|
|
|
|
from homeassistant.components.camera import Camera
|
|
from homeassistant.config_entries import ConfigEntry
|
|
from homeassistant.core import HomeAssistant
|
|
from homeassistant.helpers.entity_platform import AddEntitiesCallback
|
|
|
|
from . import DOMAIN, JobUpdateCoordinator, PrusaLinkEntity
|
|
|
|
|
|
async def async_setup_entry(
|
|
hass: HomeAssistant,
|
|
entry: ConfigEntry,
|
|
async_add_entities: AddEntitiesCallback,
|
|
) -> None:
|
|
"""Set up PrusaLink camera."""
|
|
coordinator: JobUpdateCoordinator = hass.data[DOMAIN][entry.entry_id]["job"]
|
|
async_add_entities([PrusaLinkJobPreviewEntity(coordinator)])
|
|
|
|
|
|
class PrusaLinkJobPreviewEntity(PrusaLinkEntity, Camera):
|
|
"""Defines a PrusaLink camera."""
|
|
|
|
last_path = ""
|
|
last_image: bytes
|
|
_attr_name = "Job Preview"
|
|
|
|
def __init__(self, coordinator: JobUpdateCoordinator) -> None:
|
|
"""Initialize a PrusaLink camera entity."""
|
|
super().__init__(coordinator)
|
|
Camera.__init__(self)
|
|
self._attr_unique_id = f"{self.coordinator.config_entry.entry_id}_job_preview"
|
|
|
|
@property
|
|
def available(self) -> bool:
|
|
"""Get if camera is available."""
|
|
return super().available and self.coordinator.data.get("job") is not None
|
|
|
|
async def async_camera_image(
|
|
self, width: int | None = None, height: int | None = None
|
|
) -> bytes | None:
|
|
"""Return a still image from the camera."""
|
|
if not self.available:
|
|
return None
|
|
|
|
path = self.coordinator.data["job"]["file"]["path"]
|
|
|
|
if self.last_path == path:
|
|
return self.last_image
|
|
|
|
self.last_image = await self.coordinator.api.get_large_thumbnail(path)
|
|
self.last_path = path
|
|
return self.last_image
|