"use client";

import { cva, type VariantProps } from "class-variance-authority";
import { forwardRef, type ButtonHTMLAttributes } from "react";
import { cn } from "@/lib/cn";
import { Spinner } from "./spinner";

const buttonVariants = cva(
  "inline-flex items-center justify-center gap-2 rounded-md font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-brand-500 focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50",
  {
    variants: {
      variant: {
        primary: "bg-brand-600 text-white hover:bg-brand-700",
        secondary:
          "bg-white text-slate-900 border border-slate-300 hover:bg-slate-50 dark:bg-slate-800 dark:text-slate-100 dark:border-slate-600 dark:hover:bg-slate-700",
        ghost: "text-slate-700 hover:bg-slate-100 dark:text-slate-300 dark:hover:bg-slate-700",
        destructive: "bg-red-600 text-white hover:bg-red-700",
      },
      size: {
        sm: "h-8 px-3 text-sm",
        md: "h-10 px-4 text-sm",
        lg: "h-12 px-6 text-base",
      },
    },
    defaultVariants: {
      variant: "primary",
      size: "md",
    },
  },
);

export interface ButtonProps
  extends ButtonHTMLAttributes<HTMLButtonElement>,
    VariantProps<typeof buttonVariants> {
  isLoading?: boolean;
}

export const Button = forwardRef<HTMLButtonElement, ButtonProps>(
  ({ className, variant, size, isLoading, children, disabled, ...props }, ref) => (
    <button
      ref={ref}
      className={cn(buttonVariants({ variant, size }), className)}
      disabled={disabled || isLoading}
      {...props}
    >
      {isLoading && <Spinner className="h-4 w-4" />}
      {children}
    </button>
  ),
);
Button.displayName = "Button";