imonlinux
081ebd4103
Files specifically configured for my personal use cases of a HAL-9000 and Marvin voice assistants.
137 lines
4.6 KiB
Python
137 lines
4.6 KiB
Python
import asyncio
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import logging
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from typing import Any, Tuple
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import board
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import adafruit_dotstar
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from .event_bus import EventHandler, subscribe
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_LOGGER = logging.getLogger(__name__)
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# --- HAL-9000 Theme Constants ---
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NUM_LEDS = 1
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_OFF = (0, 0, 0)
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_RED = (255, 0, 0)
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_GREEN = (0, 255, 0) # Kept for initial startup blink
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class LedController(EventHandler):
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def __init__(
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self,
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state,
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interface: str = "spi",
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clock_pin: int = 13,
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data_pin: int = 12,
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):
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super().__init__(state)
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self.loop = state.loop
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self.current_task = None
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self._is_ready = False
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try:
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if interface == "gpio":
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_LOGGER.debug(f"Initializing LEDs on GPIO data={data_pin}, clock={clock_pin}")
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data_pin_obj = getattr(board, f"D{data_pin}")
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clock_pin_obj = getattr(board, f"D{clock_pin}")
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self.leds = adafruit_dotstar.DotStar(
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clock_pin_obj, data_pin_obj, NUM_LEDS, brightness=0.5, auto_write=False
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)
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else: # Default to SPI
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_LOGGER.debug("Initializing LEDs on hardware SPI")
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self.leds = adafruit_dotstar.DotStar(
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board.SCLK, board.MOSI, NUM_LEDS, brightness=0.5, auto_write=False
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)
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self._is_ready = True
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_LOGGER.info(f"LED Controller initialized using {interface} interface.")
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# Signal that the system is ready
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self.run_action("blink", _GREEN, 2)
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except Exception:
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_LOGGER.exception("Failed to initialize LED controller. LEDs will be disabled.")
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def run_action(self, action_method_name: str, *args: Any) -> None:
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if not self._is_ready:
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return
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if self.current_task and not self.current_task.done():
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self.current_task.cancel()
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coro = getattr(self, action_method_name)(*args)
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self.current_task = asyncio.run_coroutine_threadsafe(coro, self.loop)
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async def color(self, rgb: Tuple[int, int, int]):
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if not self._is_ready:
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return
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self.leds.fill(rgb)
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self.leds.show()
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async def blink(self, color, count=3):
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for _ in range(count):
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await self.color(color)
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await asyncio.sleep(0.2)
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await self.color(_OFF)
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await asyncio.sleep(0.2)
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async def pulse(self, color: Tuple[int, int, int], speed: float = 0.015):
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try:
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r, g, b = color
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while True:
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for i in range(0, 101, 5):
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brightness = i / 100.0
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await self.color((int(r * brightness), int(g * brightness), int(b * brightness)))
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await asyncio.sleep(speed)
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for i in range(100, -1, -5):
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brightness = i / 100.0
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await self.color((int(r * brightness), int(g * brightness), int(b * brightness)))
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await asyncio.sleep(speed)
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except asyncio.CancelledError:
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await self.color(_OFF)
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async def fast_pulse(self, color: Tuple[int, int, int], speed: float = 0.008):
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"""Faster version of the pulse animation."""
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try:
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r, g, b = color
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while True:
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for i in range(0, 101, 10):
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brightness = i / 100.0
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await self.color((int(r * brightness), int(g * brightness), int(b * brightness)))
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await asyncio.sleep(speed)
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for i in range(100, -1, -10):
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brightness = i / 100.0
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await self.color((int(r * brightness), int(g * brightness), int(b * brightness)))
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await asyncio.sleep(speed)
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except asyncio.CancelledError:
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await self.color(_OFF)
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# --- EVENT HANDLERS FOR HAL-9000 ---
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@subscribe
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def ha_connected(self, data: dict):
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_LOGGER.debug("HA Connected, setting idle LED state.")
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self.voice_run_end(data)
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@subscribe
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def voice_wakeword(self, data: dict):
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self.run_action("pulse", _RED)
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@subscribe
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def voice_stt_start(self, data: dict):
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self.run_action("pulse", _RED)
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@subscribe
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def voice_vad_start(self, data: dict):
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pass # Continues pulsing red
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@subscribe
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def voice_stt_end(self, data: dict):
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self.run_action("fast_pulse", _RED)
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@subscribe
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def voice_tts_start(self, data: dict):
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self.run_action("pulse", _RED)
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@subscribe
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def voice_run_end(self, data: dict):
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self.run_action("color", _RED) # Idle state is solid red
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