#!/usr/bin/env bash

set -euo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
RUN_DIR="$ROOT_DIR/.run"

show_status() {
  local name="$1"
  local pid_file="$2"

  if [[ ! -f "$pid_file" ]]; then
    echo "$name: stopped"
    return 0
  fi

  local pid
  pid="$(cat "$pid_file")"

  if [[ -n "$pid" ]] && kill -0 "$pid" >/dev/null 2>&1; then
    echo "$name: running (PID $pid)"
  else
    echo "$name: stale pid file"
  fi
}

show_status "backend" "$RUN_DIR/backend.pid"
show_status "frontend" "$RUN_DIR/frontend.pid"