export function timeAgo(timestamp: number): string {
  const seconds = Math.floor((Date.now() - timestamp) / 1000);
  if (seconds < 60) {
    return "just now";
  }
  const minutes = Math.floor(seconds / 60);
  if (minutes < 60) {
    return `${minutes}m ago`;
  }
  const hours = Math.floor(minutes / 60);
  if (hours < 24) {
    return `${hours}h ago`;
  }
  const days = Math.floor(hours / 24);
  if (days === 1) {
    return "yesterday";
  }
  if (days < 14) {
    return `${days}d ago`;
  }
  const weeks = Math.floor(days / 7);
  if (weeks < 8) {
    return `${weeks}w ago`;
  }
  const date = new Date(timestamp);
  const months = [
    "Jan",
    "Feb",
    "Mar",
    "Apr",
    "May",
    "Jun",
    "Jul",
    "Aug",
    "Sep",
    "Oct",
    "Nov",
    "Dec",
  ];
  return `${months[date.getMonth()]} ${date.getDate()}`;
}