"use client";

import React from "react";

type ButtonProps = React.ButtonHTMLAttributes<HTMLButtonElement> & {
  variant?: "primary" | "secondary" | "ghost";
  size?: "sm" | "md" | "lg";
  isLoading?: boolean;
};

const base =
  "inline-flex items-center justify-center rounded-md font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--ring)] disabled:opacity-60 disabled:cursor-not-allowed";

const variants: Record<string, string> = {
  primary:
    "bg-[var(--accent)] text-[var(--accent-foreground)] hover:bg-[var(--accent-700)]",
  secondary:
    "bg-white/10 text-foreground border border-white/10 hover:bg-white/15",
  ghost: "bg-transparent text-foreground hover:bg-white/5",
};

const sizes: Record<string, string> = {
  sm: "h-9 px-3 text-sm",
  md: "h-11 px-4 text-sm",
  lg: "h-12 px-5 text-base",
};

export default function Button({
  className,
  variant = "primary",
  size = "md",
  isLoading,
  children,
  ...props
}: ButtonProps) {
  return (
    <button
      className={`${base} ${variants[variant]} ${sizes[size]} ${className ?? ""}`}
      {...props}
    >
      {isLoading ? (
        <span className="relative">
          <span className="opacity-0">{children}</span>
          <span className="absolute inset-0 flex items-center justify-center">
            <span className="h-4 w-4 animate-spin rounded-full border-2 border-white/30 border-t-white" />
          </span>
        </span>
      ) : (
        children
      )}
    </button>
  );
}