import { cva, type VariantProps } from "class-variance-authority";
import React from "react";
import { cn } from "@/lib/utils";

const buttonVariants = cva(
  "inline-flex items-center justify-center gap-2 rounded-xl text-sm font-semibold transition focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-brand-400 disabled:pointer-events-none disabled:opacity-50",
  {
    variants: {
      variant: {
        primary:
          "bg-brand-gradient text-white shadow-lg shadow-brand-900/20 hover:brightness-110 dark:shadow-brand-900/40",
        secondary:
          "border border-slate-200 bg-white text-slate-800 hover:bg-slate-50 dark:border-white/15 dark:bg-white/5 dark:text-white dark:hover:bg-white/10",
        ghost: "text-slate-600 hover:text-slate-900 hover:bg-slate-100 dark:text-slate-300 dark:hover:text-white dark:hover:bg-white/5",
      },
      size: {
        md: "h-11 px-5",
        lg: "h-12 px-7 text-base",
        sm: "h-9 px-4",
      },
    },
    defaultVariants: { variant: "primary", size: "md" },
  }
);

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

export function Button({
  className,
  variant,
  size,
  asChild,
  ...props
}: ButtonProps) {
  const Component = asChild ? React.forwardRef<HTMLButtonElement, any>((props, ref) => (
    <button ref={ref} className={cn(buttonVariants({ variant, size }), className)} {...props} />
  )) : "button";

  return (
    <Component
      className={cn(buttonVariants({ variant, size }), className)}
      {...props}
    />
  );
}

export { buttonVariants };