import { Loader2, Inbox, AlertTriangle } from 'lucide-react';

export function LoadingState({ label = 'Carregando...' }: { label?: string }) {
  return (
    <div className="flex flex-col items-center justify-center gap-3 py-16 text-ink-400">
      <Loader2 className="h-6 w-6 animate-spin" />
      <p className="text-sm">{label}</p>
    </div>
  );
}

export function EmptyState({
  title,
  description,
  action,
}: {
  title: string;
  description?: string;
  action?: React.ReactNode;
}) {
  return (
    <div className="flex flex-col items-center justify-center gap-2 py-16 text-center">
      <div className="mb-2 flex h-12 w-12 items-center justify-center rounded-full bg-ink-100 text-ink-400">
        <Inbox className="h-6 w-6" />
      </div>
      <h3 className="font-semibold text-ink-900">{title}</h3>
      {description && <p className="max-w-sm text-sm text-ink-500">{description}</p>}
      {action && <div className="mt-3">{action}</div>}
    </div>
  );
}

export function ErrorState({ message }: { message: string }) {
  return (
    <div className="flex flex-col items-center justify-center gap-2 py-16 text-center">
      <div className="mb-2 flex h-12 w-12 items-center justify-center rounded-full bg-red-50 text-red-500">
        <AlertTriangle className="h-6 w-6" />
      </div>
      <h3 className="font-semibold text-ink-900">Algo deu errado</h3>
      <p className="max-w-sm text-sm text-ink-500">{message}</p>
    </div>
  );
}