export function formatUptime(seconds: number): string {
  if (seconds < 60) return `${seconds}s`;
  const days = Math.floor(seconds / 86_400);
  const hours = Math.floor((seconds % 86_400) / 3_600);
  const minutes = Math.floor((seconds % 3_600) / 60);
  if (days > 0) return `${days}d ${hours}h`;
  if (hours > 0) return `${hours}h ${minutes}m`;
  return `${minutes}m`;
}

const BYTE_UNITS = ["KB", "MB", "GB", "TB"];

export function formatBytes(bytes: number): string {
  if (bytes < 1024) return `${bytes} B`;
  let value = bytes / 1024;
  let unitIndex = 0;
  while (value >= 1024 && unitIndex < BYTE_UNITS.length - 1) {
    value /= 1024;
    unitIndex += 1;
  }
  return `${value.toFixed(1)} ${BYTE_UNITS[unitIndex]}`;
}