#!/usr/bin/env bash
# Act hostexecutor делит сеть с хостом: после cancel/fail остаётся vite preview
# с cwd (deleted), порт занят, HTTP 404 → Playwright webServer ждёт 2xx до таймаута.
set -euo pipefail

PORT="${E2E_PORT:-4173}"

free_port() {
  local pids=""
  if command -v fuser >/dev/null 2>&1; then
    fuser -k "${PORT}/tcp" >/dev/null 2>&1 || true
    return 0
  fi
  if command -v lsof >/dev/null 2>&1; then
    pids="$(lsof -t -iTCP:"${PORT}" -sTCP:LISTEN 2>/dev/null || true)"
  elif command -v ss >/dev/null 2>&1; then
    pids="$(ss -ltnp "sport = :${PORT}" 2>/dev/null | sed -n 's/.*pid=\([0-9]\+\).*/\1/p' | sort -u || true)"
  fi
  if [[ -n "${pids}" ]]; then
    echo "free-e2e-port: killing PIDs on :${PORT}: ${pids}"
    # shellcheck disable=SC2086
    kill ${pids} 2>/dev/null || true
    sleep 1
    # shellcheck disable=SC2086
    kill -9 ${pids} 2>/dev/null || true
  fi
}

echo "free-e2e-port: ensuring :${PORT} is free"
free_port
if command -v ss >/dev/null 2>&1; then
  if ss -ltn | grep -qE ":${PORT}\\s"; then
    echo "WARN: :${PORT} still in use after free attempt" >&2
    ss -ltnp | grep ":${PORT}" || true
  else
    echo "free-e2e-port: :${PORT} is free"
  fi
fi