42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
"""Helpers for Toon."""
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from __future__ import annotations
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from collections.abc import Callable, Coroutine
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import logging
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from typing import Any, Concatenate, ParamSpec, TypeVar
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from toonapi import ToonConnectionError, ToonError
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from .models import ToonEntity
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_ToonEntityT = TypeVar("_ToonEntityT", bound=ToonEntity)
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_P = ParamSpec("_P")
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_LOGGER = logging.getLogger(__name__)
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def toon_exception_handler(
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func: Callable[Concatenate[_ToonEntityT, _P], Coroutine[Any, Any, None]],
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) -> Callable[Concatenate[_ToonEntityT, _P], Coroutine[Any, Any, None]]:
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"""Decorate Toon calls to handle Toon exceptions.
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A decorator that wraps the passed in function, catches Toon errors,
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and handles the availability of the device in the data coordinator.
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"""
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async def handler(self: _ToonEntityT, *args: _P.args, **kwargs: _P.kwargs) -> None:
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try:
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await func(self, *args, **kwargs)
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self.coordinator.async_update_listeners()
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except ToonConnectionError as error:
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_LOGGER.error("Error communicating with API: %s", error)
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self.coordinator.last_update_success = False
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self.coordinator.async_update_listeners()
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except ToonError as error:
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_LOGGER.error("Invalid response from API: %s", error)
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return handler
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