1#!/usr/bin/env bash
2# Stop the brainstorm server and clean up
3# Usage: stop-server.sh <session_dir>
4#
5# Kills the server process. Only deletes session directory if it's
6# under /tmp (ephemeral). Persistent directories (.superpowers/) are
7# kept so mockups can be reviewed later.
8 
9SESSION_DIR="$1"
10 
11if [[ -z "$SESSION_DIR" ]]; then
12  echo '{"error": "Usage: stop-server.sh <session_dir>"}'
13  exit 1
14fi
15 
16STATE_DIR="${SESSION_DIR}/state"
17PID_FILE="${STATE_DIR}/server.pid"
18 
19if [[ -f "$PID_FILE" ]]; then
20  pid=$(cat "$PID_FILE")
21 
22  # Try to stop gracefully, fallback to force if still alive
23  kill "$pid" 2>/dev/null || true
24 
25  # Wait for graceful shutdown (up to ~2s)
26  for i in {1..20}; do
27    if ! kill -0 "$pid" 2>/dev/null; then
28      break
29    fi
30    sleep 0.1
31  done
32 
33  # If still running, escalate to SIGKILL
34  if kill -0 "$pid" 2>/dev/null; then
35    kill -9 "$pid" 2>/dev/null || true
36 
37    # Give SIGKILL a moment to take effect
38    sleep 0.1
39  fi
40 
41  if kill -0 "$pid" 2>/dev/null; then
42    echo '{"status": "failed", "error": "process still running"}'
43    exit 1
44  fi
45 
46  rm -f "$PID_FILE" "${STATE_DIR}/server.log"
47 
48  # Only delete ephemeral /tmp directories
49  if [[ "$SESSION_DIR" == /tmp/* ]]; then
50    rm -rf "$SESSION_DIR"
51  fi
52 
53  echo '{"status": "stopped"}'
54else
55  echo '{"status": "not_running"}'
56fi
57