from fastapi import FastAPI
from fastapi.responses import JSONResponse
from pydantic import BaseModel
from .anomaly import AnomalyEngine
from .models import TelemetryEvent
from .adapters.telemetry_gateway import parse_telemetry
import threading


app = FastAPI(title="SolarPulse Viz Real MVP")

# Initialize anomaly engine once
anomaly_engine = AnomalyEngine()

_lock = threading.Lock()


@app.get("/")
async def root():
    return {"status": "SolarPulse Viz Real MVP is running"}


@app.get("/health")
async def health():
    return {"status": "ok"}


@app.post("/telemetry")
async def telemetry(payload: TelemetryEvent):
    # Compute a lightweight anomaly score for the incoming payload
    with _lock:
        score = anomaly_engine.score({
            "v_current": payload.v_current,
            "temp": payload.temp,
            # Use actual vibration value if provided (default 0.0)
            "vibration": payload.vibration,
        })

    # In a real system we'd persist to a DB and route to dashboards/alerts
    return {
        "site_id": payload.site_id,
        "asset_id": payload.asset_id,
        "timestamp": payload.timestamp,
        "anomaly_score": score,
        "status": payload.status or "OK",
    }