format date to string in format of “5m, 2h, 6d ago” in javascript

index.tsx
function getTimeAgo(timestamp) {
  const seconds = Math.floor((new Date() - timestamp) / 1000);
  let interval = Math.floor(seconds / 31536000);

  if (interval >= 1) {
    return `${interval}y ago`;
  }
  interval = Math.floor(seconds / 2592000);
  if (interval >= 1) {
    return `${interval}m ago`;
  }
  interval = Math.floor(seconds / 86400);
  if (interval >= 1) {
    return `${interval}d ago`;
  }
  interval = Math.floor(seconds / 3600);
  if (interval >= 1) {
    return `${interval}h ago`;
  }
  interval = Math.floor(seconds / 60);
  if (interval >= 1) {
    return `${interval}m ago`;
  }
  return `${Math.floor(seconds)}s ago`;
}
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