#!/usr/bin/env bash
# UserPromptSubmit hook — injects unread coord messages and (in dev mode) active locks.
SESSION="$(hostname)/claude-main"
API="http://172.16.3.30:8001"
SCRIPT_DIR="$(cd "$(dirname "$0")/.." && pwd)"
MODE_FILE="${SCRIPT_DIR}/current-mode"

# --- Unread messages ---------------------------------------------------------

result=$(curl -s --connect-timeout 3 "${API}/api/coord/messages?to_session=${SESSION}&unread_only=true" 2>/dev/null)

if [ -n "$result" ]; then
  count=$(echo "$result" | jq '.total' 2>/dev/null)
  if [ -n "$count" ] && [ "$count" -gt 0 ]; then
    echo ""
    echo "============================================================"
    echo "UNREAD COORD MESSAGES ($count)"
    echo "============================================================"
    echo "$result" | jq -r '.messages[] | "FROM: \(.from_session)\nDATE: \(.created_at)\nSUBJECT: \(.subject)\n\nMESSAGE:\n\(.body)\n---"'
    echo "============================================================"
    echo ""

    # Mark all fetched messages as read immediately
    echo "$result" | jq -r '.messages[].id' | tr -d '\r' | while read -r id; do
      curl -s -X PUT "${API}/api/coord/messages/${id}/read" >/dev/null 2>&1
    done
  fi
fi

# --- Active locks (dev mode only) -------------------------------------------

current_mode=""
[ -f "$MODE_FILE" ] && current_mode=$(cat "$MODE_FILE" | tr -d '[:space:]')

if [ "$current_mode" = "dev" ]; then
  locks=$(curl -s --connect-timeout 3 "${API}/api/coord/locks" 2>/dev/null)
  if [ -n "$locks" ]; then
    lock_count=$(echo "$locks" | jq '.total' 2>/dev/null)
    if [ -n "$lock_count" ] && [ "$lock_count" -gt 0 ]; then
      echo ""
      echo "============================================================"
      echo "[WARNING] ACTIVE LOCKS ($lock_count) — check before editing"
      echo "============================================================"
      echo "$locks" | jq -r '.locks[] | "[DEV MODE] LOCK: \(.project_key) / \(.resource)\n  Held by: \(.session_id)\n  Reason:  \(.description // "none")\n  Expires: \(.expires_at // "unknown")\n---"'
      echo "============================================================"
      echo ""
    fi
  fi
fi

exit 0