#!/usr/bin/env bash
# Lifecycle wrapper for the playground dev server (fixed port 6203).
#
# `start` detaches Vite into its own session via `setsid` so the launching
# shell returns immediately and the server keeps running independently — no
# lingering foreground/background shell tied to it. Output goes to $LOG.
set -euo pipefail

PORT=6203
LOG="/tmp/solid-stage-playground.log"
ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"

running() {
  lsof -ti "tcp:${PORT}" >/dev/null 2>&1
}

start() {
  if running; then
    echo "playground already running on port ${PORT}"
    return 0
  fi
  cd "${ROOT}"
  # setsid → new session (detached from this shell's controlling terminal);
  # </dev/null + redirected stdout/stderr → no tty dependency; & → don't wait.
  setsid pnpm --filter playground dev >"${LOG}" 2>&1 </dev/null &
  echo "playground starting on port ${PORT} (logs: ${LOG})"
}

stop() {
  lsof -ti "tcp:${PORT}" | xargs -r kill 2>/dev/null || true
  echo "freed port ${PORT}"
}

case "${1:-}" in
  start) start ;;
  stop) stop ;;
  restart)
    stop
    sleep 1
    start
    ;;
  *)
    echo "usage: $(basename "$0") {start|stop|restart}" >&2
    exit 1
    ;;
esac