#!/usr/bin/env bash
set -euo pipefail
root="$(cd "$(dirname "$0")/.." && pwd)"
mkdir -p "$root/logs"
pidfile="$root/logs/camera.pid"
if [[ -f "$pidfile" ]]; then
  pid=$(cat "$pidfile")
  if [[ "$pid" =~ ^[0-9]+$ ]] && kill -0 "$pid" 2>/dev/null && grep -zFq "$root/run_camera.py" "/proc/$pid/cmdline"; then
    echo "Already running: PID $pid"; exit 0
  fi
fi
nohup "$root/run_camera.sh" --output "$root/outputs/live" "$@" > "$root/logs/live.log" 2>&1 < /dev/null &
pid=$!; echo "$pid" > "$pidfile"
sleep 2
if ! kill -0 "$pid" 2>/dev/null; then tail -30 "$root/logs/live.log"; exit 1; fi
echo "Started PID $pid; log: $root/logs/live.log"
for option in "$@"; do
  if [[ "$option" == --visualize ]]; then
    echo "Visualization requested; see log for startup status (default port 8765)."
  fi
done