import { formatDistanceToNow } from 'date-fns'

export function formatRelativeTime(isoString: string): string {
  try {
    return formatDistanceToNow(new Date(isoString), { addSuffix: true })
  } catch {
    return isoString
  }
}

export function highlightJSON(obj: any): string {
  const json = JSON.stringify(obj, null, 2)
  return json
    .replace(/"([^"]+)":/g, '<span class="text-blue-400">"$1":</span>')
    .replace(/: "([^"]+)"/g, ': <span class="text-green-300">"$1"</span>')
    .replace(/: (\d+)/g, ': <span class="text-yellow-400">$1</span>')
    .replace(/: (true|false|null)/g, ': <span class="text-purple-400">$1</span>')
}