export function formatBytes(bytes: number, decimals = 2): string {
  if (bytes === 0) return "0 Bytes"

  const k = 1024
  const dm = decimals < 0 ? 0 : decimals
  const sizes = ["Bytes", "KB", "MB", "GB", "TB"]
  const i = Math.floor(Math.log(bytes) / Math.log(k))

  return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + " " + sizes[i]
}

export function formatPercent(used: number, total: number): string {
  if (total === 0) return "0%"
  return ((used / total) * 100).toFixed(1) + "%"
}

export function formatUptime(seconds: number): string {
  const days = Math.floor(seconds / 86400)
  const hours = Math.floor((seconds % 86400) / 3600)
  const minutes = Math.floor((seconds % 3600) / 60)

  if (days > 0) {
    return `${days}d ${hours}h ${minutes}m`
  } else if (hours > 0) {
    return `${hours}h ${minutes}m`
  } else {
    return `${minutes}m`
  }
}

export function formatDate(timestamp: number): string {
  const date = new Date(timestamp * 1000)
  return date.toLocaleDateString() + " " + date.toLocaleTimeString()
}

export function getPoolHealthColor(health: string): string {
  switch (health) {
    case "ONLINE":
      return "text-green-600"
    case "DEGRADED":
      return "text-yellow-600"
    case "FAULTED":
    case "OFFLINE":
    case "UNAVAIL":
      return "text-red-600"
    default:
      return "text-gray-600"
  }
}

export function getPoolHealthBgColor(health: string): string {
  switch (health) {
    case "ONLINE":
      return "bg-green-100"
    case "DEGRADED":
      return "bg-yellow-100"
    case "FAULTED":
    case "OFFLINE":
    case "UNAVAIL":
      return "bg-red-100"
    default:
      return "bg-gray-100"
  }
}

export function cn(...classes: (string | undefined | null | false)[]): string {
  return classes.filter(Boolean).join(" ")
}