658c92f94d
- CommandHistory class with execute/undo/redo, 50-step max, redo-clear on new action
- PlaceBlockCommand, MoveBlockCommand, ResizeBlockCommand, DeleteBlockCommand
- setCurrentShowId() module-level function for backend sync routing
- syncBlock() fire-and-forget fetch helper for backend sync
- POST/PATCH/DELETE /api/shows/{show_id}/tracks/{device_id}/blocks endpoints
- timeline router registered in main.py with prefix=/api
73 lines
2.3 KiB
Python
73 lines
2.3 KiB
Python
import os
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from contextlib import asynccontextmanager
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from pathlib import Path
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from fastapi import FastAPI, Request
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from fastapi.responses import FileResponse
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from fastapi.staticfiles import StaticFiles
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from lightsync.devices.registry import DeviceRegistry
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from lightsync.store.show_store import ShowStore
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from lightsync.protocol.udp_sender import UDPSender
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# Module-level containers populated in lifespan
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registry: DeviceRegistry | None = None
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show_store: ShowStore | None = None
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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global registry, show_store
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# Startup
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registry = DeviceRegistry(Path("devices.json"))
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await registry.load()
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show_store = ShowStore(Path("shows"))
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show_store.ensure_dir()
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# Beat analysis cache: filepath -> {"tempo": float, "beats": [float, ...]}
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app.state.beats = {}
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# UDP sender for device communication (Phase 3)
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udp_sender = UDPSender()
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await udp_sender.start()
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app.state.udp_sender = udp_sender
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yield
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# Shutdown
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await app.state.udp_sender.stop()
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await registry.save()
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def create_app() -> FastAPI:
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app = FastAPI(title="LightSync", lifespan=lifespan, redirect_slashes=False)
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# API routes (registered before static mount — see Pattern 7)
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from lightsync.api import shows, devices, ws, audio, timeline
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app.include_router(shows.router, prefix="/api/shows")
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app.include_router(devices.router, prefix="/api/devices")
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app.include_router(ws.router)
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app.include_router(audio.router, prefix="/api/audio")
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app.include_router(timeline.router, prefix="/api")
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# Serve uploaded audio files so <audio src=...> can load them
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shows_dir = Path("/app/shows")
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shows_dir.mkdir(parents=True, exist_ok=True)
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app.mount("/shows", StaticFiles(directory=str(shows_dir)), name="shows")
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# Static file serving — no-cache headers to prevent stale JS/CSS
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frontend_dir = Path(__file__).parent / "frontend"
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@app.get("/{filename:path}")
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async def static_files(request: Request, filename: str):
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path = frontend_dir / (filename or "index.html")
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if not path.exists() or not path.is_file():
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path = frontend_dir / "index.html"
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response = FileResponse(path)
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response.headers["Cache-Control"] = "no-cache, no-store, must-revalidate"
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return response
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return app
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app = create_app()
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