interface LoadingStateProps {
  message?: string;
  size?: "sm" | "md" | "lg";
}

export function LoadingState({ message = "加载中...", size = "md" }: LoadingStateProps) {
  const sizeClasses = {
    sm: "h-8 w-8",
    md: "h-12 w-12",
    lg: "h-16 w-16",
  };

  const textSizes = {
    sm: "text-xs",
    md: "text-sm",
    lg: "text-base",
  };

  return (
    <div className="flex flex-col items-center justify-center py-8 text-slate-400">
      <svg
        className={`${sizeClasses[size]} animate-spin`}
        viewBox="0 0 24 24"
        fill="none"
      >
        <circle
          className="opacity-25"
          cx="12"
          cy="12"
          r="10"
          stroke="currentColor"
          strokeWidth="4"
        />
        <path
          className="opacity-75"
          fill="currentColor"
          d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
        />
      </svg>
      <p className={`mt-3 ${textSizes[size]} text-slate-500`}>{message}</p>
    </div>
  );
}
