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from __future__ import annotations
import logging
from abc import abstractmethod
from typing import Any
from ..helpers import create_background_task
from ..models import SwitchBotAdvertisement
from .device import SwitchbotDevice, SwitchbotOperationError, update_after_operation
_LOGGER = logging.getLogger(__name__)
class SwitchbotBaseLight(SwitchbotDevice):
"""Representation of a Switchbot light."""
_effect_dict: dict[str, list[str]] = {}
_set_brightness_command: str = ""
_set_color_temp_command: str = ""
_set_rgb_command: str = ""
def __init__(self, *args: Any, **kwargs: Any) -> None:
"""Switchbot base light constructor."""
super().__init__(*args, **kwargs)
self._state: dict[str, Any] = {}
@property
def on(self) -> bool | None:
"""Return if light is on."""
return self.is_on()
@property
def rgb(self) -> tuple[int, int, int] | None:
"""Return the current rgb value."""
if "r" not in self._state or "g" not in self._state or "b" not in self._state:
return None
return self._state["r"], self._state["g"], self._state["b"]
@property
def color_temp(self) -> int | None:
"""Return the current color temp value."""
return self._state.get("cw") or self.min_temp
@property
def brightness(self) -> int | None:
"""Return the current brightness value."""
return self._get_adv_value("brightness") or 0
@property
@abstractmethod
def color_mode(self) -> Any:
"""Return the current color mode."""
raise NotImplementedError("Subclasses must implement color mode")
@property
def min_temp(self) -> int:
"""Return minimum color temp."""
return 2700
@property
def max_temp(self) -> int:
"""Return maximum color temp."""
return 6500
@property
def get_effect_list(self) -> list[str] | None:
"""Return the list of supported effects."""
return list(self._effect_dict) if self._effect_dict else None
def is_on(self) -> bool | None:
"""Return bulb state from cache."""
return self._get_adv_value("isOn")
def get_effect(self):
"""Return the current effect."""
return self._get_adv_value("effect")
@update_after_operation
async def set_brightness(self, brightness: int) -> bool:
"""Set brightness."""
assert 0 <= brightness <= 100, "Brightness must be between 0 and 100"
hex_brightness = f"{brightness:02X}"
self._check_function_support(self._set_brightness_command)
result = await self._send_command(
self._set_brightness_command.format(hex_brightness)
)
return self._check_command_result(result, 0, {1})
@update_after_operation
async def set_color_temp(self, brightness: int, color_temp: int) -> bool:
"""Set color temp."""
assert 0 <= brightness <= 100, "Brightness must be between 0 and 100"
assert 2700 <= color_temp <= 6500, "Color Temp must be between 2700 and 6500"
hex_data = f"{brightness:02X}{color_temp:04X}"
self._check_function_support(self._set_color_temp_command)
result = await self._send_command(self._set_color_temp_command.format(hex_data))
return self._check_command_result(result, 0, {1})
@update_after_operation
async def set_rgb(self, brightness: int, r: int, g: int, b: int) -> bool:
"""Set rgb."""
assert 0 <= brightness <= 100, "Brightness must be between 0 and 100"
assert 0 <= r <= 255, "r must be between 0 and 255"
assert 0 <= g <= 255, "g must be between 0 and 255"
assert 0 <= b <= 255, "b must be between 0 and 255"
self._check_function_support(self._set_rgb_command)
hex_data = f"{brightness:02X}{r:02X}{g:02X}{b:02X}"
result = await self._send_command(self._set_rgb_command.format(hex_data))
return self._check_command_result(result, 0, {1})
@update_after_operation
async def set_effect(self, effect: str) -> bool:
"""Set effect."""
effect_template = self._effect_dict.get(effect.lower())
if not effect_template:
raise SwitchbotOperationError(f"Effect {effect} not supported")
result = await self._send_multiple_commands(effect_template)
if result:
self._override_state({"effect": effect})
return result
async def _get_multi_commands_results(
self, commands: list[str]
) -> tuple[bytes, bytes] | None:
"""Check results after sending multiple commands."""
if not (results := await self._get_basic_info_by_multi_commands(commands)):
return None
_version_info, _data = results[0], results[1]
_LOGGER.debug(
"version info: %s, data: %s, address: %s",
_version_info,
_data,
self._device.address,
)
return _version_info, _data
async def _get_basic_info_by_multi_commands(
self, commands: list[str]
) -> list[bytes] | None:
"""Get device basic settings by sending multiple commands."""
results = []
for command in commands:
if not (result := await self._get_basic_info(command)):
return None
results.append(result)
return results
class SwitchbotSequenceBaseLight(SwitchbotBaseLight):
"""Representation of a Switchbot light."""
def update_from_advertisement(self, advertisement: SwitchBotAdvertisement) -> None:
"""Update device data from advertisement."""
current_state = self._get_adv_value("sequence_number")
super().update_from_advertisement(advertisement)
new_state = self._get_adv_value("sequence_number")
_LOGGER.debug(
"%s: update advertisement: %s (seq before: %s) (seq after: %s)",
self.name,
advertisement,
current_state,
new_state,
)
if current_state != new_state:
create_background_task(self.update())
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