"""Militaerflugverkehr: adsb.lol /v2/mil Endpoint."""
import asyncio, logging, time, httpx
from fastapi import APIRouter

logger = logging.getLogger("globe.military")
router = APIRouter()
_cache = {"data": None, "ts": 0}
_task = None

async def _fetch():
    now = time.time()
    if _cache["data"] and now - _cache["ts"] < 15:
        return _cache["data"]
    try:
        async with httpx.AsyncClient(timeout=15) as client:
            r = await client.get("https://api.adsb.lol/v2/mil")
            r.raise_for_status()
            ac = []
            for a in r.json().get("ac", []):
                if a.get("lat") and a.get("lon"):
                    ac.append({
                        "hex": a.get("hex",""), "flight": (a.get("flight") or "").strip(),
                        "reg": a.get("r",""), "type": a.get("t",""),
                        "lat": a["lat"], "lon": a["lon"],
                        "alt_baro": a.get("alt_baro"), "gs": a.get("gs"),
                        "track": a.get("track"), "squawk": a.get("squawk",""),
                        "dbFlags": a.get("dbFlags", 0),
                    })
            _cache["data"] = {"ac": ac, "total": len(ac)}
            _cache["ts"] = time.time()
            logger.info(f"Military: {len(ac)} Flugzeuge")
    except Exception as e:
        logger.warning(f"Military: {e}")
    return _cache["data"] or {"ac": [], "total": 0}

async def _loop():
    await asyncio.sleep(5)
    while True:
        await _fetch()
        await asyncio.sleep(20)

def start_mil_collector():
    global _task
    if _task is None or _task.done():
        _task = asyncio.create_task(_loop())

@router.get("/military")
async def get_military():
    return await _fetch()