"""Smoke test: one camera worker against the local LiveKit server, ~20 s."""
import json
import signal
import subprocess
import sys
import time
from pathlib import Path

HERE = Path(__file__).parent
sys.path.insert(0, str(HERE))

from discovery import discover_cameras
from tokens import make_token

cams = discover_cameras()
if not cams:
    raise SystemExit("no cameras discovered")
cam = cams[0]
url = "ws://127.0.0.1:7880"
tok = make_token(url, "devkey", "devsecret", "smoke", cam.identity)

p = subprocess.Popen(
    [str(HERE / ".venv/bin/python"), str(HERE / "run_worker.py"),
     "--camera-json", json.dumps({
         "index": cam.index, "identity": cam.identity,
         "video_device": cam.video_device, "audio_card": cam.audio_card,
         "usb_port": cam.usb_port, "serial": cam.serial}),
     "--room", "smoke", "--url", url, "--token", tok,
     "--width", "640", "--height", "480", "--fps", "15",
     "--audio-rate", "16000", "--enhance-mode", "force",
     "--enhance-chunk-s", "1.0", "--enhance-hop-s", "0.2"],
    stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True, bufsize=1,
)
t0 = time.time()
lines = []
while time.time() - t0 < 20:
    line = p.stdout.readline()
    if line:
        lines.append(line.rstrip())
        print(line.rstrip(), flush=True)
p.send_signal(signal.SIGTERM)
try:
    rc = p.wait(timeout=15)
except subprocess.TimeoutExpired:
    p.kill()
    rc = "killed"
print(f"--- smoke test done: rc={rc}")
print("published markers:",
      [l for l in lines if "published" in l or "status" in l or "UP" in l
       or "backend" in l])
ok = any("audio backend: model" in l for l in lines) and any(
    "published video+audio" in l or "status: UP" in l for l in lines)
sys.exit(0 if ok else 1)