core/homeassistant/components/wled/helpers.py

29 lines
837 B
Python

"""Helpers for WLED."""
from wled import WLEDConnectionError, WLEDError
from .const import LOGGER
def wled_exception_handler(func):
"""Decorate WLED calls to handle WLED exceptions.
A decorator that wraps the passed in function, catches WLED errors,
and handles the availability of the device in the data coordinator.
"""
async def handler(self, *args, **kwargs):
try:
await func(self, *args, **kwargs)
self.coordinator.update_listeners()
except WLEDConnectionError as error:
LOGGER.error("Error communicating with API: %s", error)
self.coordinator.last_update_success = False
self.coordinator.update_listeners()
except WLEDError as error:
LOGGER.error("Invalid response from API: %s", error)
return handler