#!/usr/bin/env bash
set -euo pipefail

source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/env.sh"

PID_FILE="${PID_DIR}/frontend.pid"
LOG_FILE="${LOG_DIR}/frontend.log"

if is_running "${PID_FILE}"; then
  echo "Frontend is already running (pid $(cat "${PID_FILE}"))."
  echo "URL: ${FRONTEND_PUBLIC_BASE_URL}"
  exit 0
fi

rm -f "${PID_FILE}"

echo "Starting frontend..."
echo "Log: ${LOG_FILE}"

# nohup instead of setsid: setsid does not exist on Windows Git Bash.
nohup bash -c '
  cd "$0" || exit 1
  exec env \
    VITE_BACKEND_BASE_URL="$1" \
    VITE_LANGGRAPH_BASE_URL="$1/api" \
    pnpm exec vite \
      --host "$2" \
      --port "$3"
' "${FRONTEND_DIR}" "${BACKEND_PUBLIC_BASE_URL}" "${FRONTEND_HOST}" "${FRONTEND_PORT}" \
  >"${LOG_FILE}" 2>&1 &

echo "$!" >"${PID_FILE}"
echo "Frontend started (pid $(cat "${PID_FILE}"))."
echo "URL: ${FRONTEND_PUBLIC_BASE_URL}"