Files
sillyhome-next-dev/app/main.py

122 lines
4.4 KiB
Python

import asyncio
from contextlib import asynccontextmanager, suppress
from collections.abc import AsyncIterator
from pathlib import Path
from typing import cast
from fastapi import FastAPI
from fastapi.responses import FileResponse
from fastapi.staticfiles import StaticFiles
from app.actuators.lifecycle import ActuatorReconciliationService
from app.actuators.store import ActuatorStore
from app.api.v1.actuators import router as actuators_router
from app.api.v1.entities import router as entities_router
from app.behavior.engine import BehaviorEngine
from app.config import load_settings
from app.core.exception_handlers import register_exception_handlers
from app.ha.client import HaClient, HaClientSettings
from app.ha.reader import HaReader
from app.ml.registry.model_registry import ModelRegistry
from backend.routes.ml import init_ml_routes
@asynccontextmanager
async def lifespan(app: FastAPI) -> AsyncIterator[None]:
settings = app.state.settings
client: HaClient | None = None
reconcile_task: asyncio.Task[None] | None = None
prediction_task: asyncio.Task[None] | None = None
app.state.registry = ModelRegistry(settings.model_store)
app.state.actuator_store = ActuatorStore(settings.actuator_store)
if hasattr(app.state, "ha_reader"):
del app.state.ha_reader
if hasattr(app.state, "actuator_service"):
del app.state.actuator_service
if hasattr(app.state, "behavior_engine"):
del app.state.behavior_engine
if settings.ha_configured:
client = HaClient(
settings=HaClientSettings(
url=cast(str, settings.ha_url),
token=cast(str, settings.ha_token),
)
)
app.state.ha_reader = HaReader(client=client)
app.state.actuator_service = ActuatorReconciliationService(
ha_reader=app.state.ha_reader,
store=app.state.actuator_store,
registry=app.state.registry,
settings=settings,
)
app.state.behavior_engine = BehaviorEngine(
ha_reader=app.state.ha_reader,
store=app.state.actuator_store,
settings=settings,
)
await asyncio.to_thread(app.state.actuator_service.reconcile_all, "startup")
await asyncio.to_thread(app.state.behavior_engine.train_all)
await asyncio.to_thread(app.state.behavior_engine.evaluate_all)
reconcile_task = asyncio.create_task(_periodic_reconciliation(app))
prediction_task = asyncio.create_task(_periodic_prediction(app))
try:
yield
finally:
if reconcile_task is not None:
reconcile_task.cancel()
with suppress(asyncio.CancelledError):
await reconcile_task
if prediction_task is not None:
prediction_task.cancel()
with suppress(asyncio.CancelledError):
await prediction_task
if client is not None:
client.close()
app = FastAPI(
title="SillyHome Next API",
description="Lokales Smart-Home-Intelligenzsystem für Home Assistant.",
version="0.5.2",
lifespan=lifespan,
)
app.state.settings = load_settings()
register_exception_handlers(app)
app.include_router(entities_router)
app.include_router(actuators_router)
init_ml_routes(app, model_store=app.state.settings.model_store)
STATIC_DIR = Path(__file__).with_name("static")
app.mount("/static", StaticFiles(directory=STATIC_DIR), name="static")
@app.get("/health")
def health() -> dict[str, str]:
return {"status": "ok"}
@app.get("/")
def root() -> FileResponse:
return FileResponse(STATIC_DIR / "index.html")
async def _periodic_reconciliation(app: FastAPI) -> None:
while True:
await asyncio.sleep(app.state.settings.reconcile_interval_seconds)
service = getattr(app.state, "actuator_service", None)
if not isinstance(service, ActuatorReconciliationService):
continue
await asyncio.to_thread(service.reconcile_all, "scheduled")
engine = getattr(app.state, "behavior_engine", None)
if isinstance(engine, BehaviorEngine):
await asyncio.to_thread(engine.train_all)
async def _periodic_prediction(app: FastAPI) -> None:
while True:
await asyncio.sleep(app.state.settings.prediction_interval_seconds)
engine = getattr(app.state, "behavior_engine", None)
if not isinstance(engine, BehaviorEngine):
continue
await asyncio.to_thread(engine.evaluate_all)