#!/bin/bash
#
# Stop CLIP vector service (clip-as-service) started by start_clip_service.sh
#
set -e

PROJECT_ROOT="$(cd "$(dirname "$0")/.." && pwd)"
LOG_DIR="${PROJECT_ROOT}/logs"
PID_FILE="${LOG_DIR}/clip_service.pid"

echo "========================================"
echo "Stopping CLIP vector service (clip-as-service)"
echo "========================================"

if [ ! -f "${PID_FILE}" ]; then
  echo "No PID file found at ${PID_FILE}."
  echo "clip-as-service may not be running (or was not started via start_clip_service.sh)."
  exit 0
fi

PID="$(cat "${PID_FILE}")"

if [ -z "${PID}" ]; then
  echo "PID file exists but is empty. Removing it."
  rm -f "${PID_FILE}"
  exit 0
fi

if ps -p "${PID}" > /dev/null 2>&1; then
  echo "Sending SIGTERM to clip-as-service (PID ${PID})..."
  kill "${PID}" || true
  sleep 1

  if ps -p "${PID}" > /dev/null 2>&1; then
    echo "Process still alive, sending SIGKILL..."
    kill -9 "${PID}" || true
  fi

  echo "clip-as-service (PID ${PID}) has been stopped."
else
  echo "No process with PID ${PID} found. Assuming it's already stopped."
fi

rm -f "${PID_FILE}"
echo "PID file removed: ${PID_FILE}"