export interface SystemStats {
  cpu_percent: number;
  ram_total_mb: number;
  ram_used_mb: number;
  ram_percent: number;
  swap_total_mb: number;
  swap_used_mb: number;
  swap_percent: number;
  disk_total_gb: number;
  disk_used_gb: number;
  disk_percent: number;
  uptime_seconds: number;
  load_avg: [number, number, number];
}

export function getVitalsColor(percent: number): string {
  if (percent >= 90) return 'text-red-500';
  if (percent >= 70) return 'text-amber-500';
  return 'text-emerald-500';
}

export function getVitalsBg(percent: number): string {
  if (percent >= 90) return 'bg-red-500';
  if (percent >= 70) return 'bg-amber-500';
  return 'bg-emerald-500';
}

export function getVitalsTrack(percent: number): string {
  if (percent >= 90) return 'bg-red-500/20';
  if (percent >= 70) return 'bg-amber-500/20';
  return 'bg-emerald-500/20';
}

export function formatUptime(seconds: number): string {
  const days = Math.floor(seconds / 86400);
  const hours = Math.floor((seconds % 86400) / 3600);
  if (days > 0) return `${days}d ${hours}h`;
  const mins = Math.floor((seconds % 3600) / 60);
  return `${hours}h ${mins}m`;
}