import * as React from "react";
import { Slot } from "@radix-ui/react-slot";
import { cva, type VariantProps } from "class-variance-authority";
import { cn } from "@/lib/utils";

const buttonVariants = cva(
  "inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-full text-sm font-semibold transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--accent)] focus-visible:ring-offset-2 focus-visible:ring-offset-[var(--bg)] disabled:pointer-events-none disabled:opacity-45",
  {
    variants: {
      variant: {
        default:
          "bg-[linear-gradient(180deg,var(--accent-hot),var(--accent))] text-[var(--accent-ink)] shadow-[0_8px_24px_rgba(240,197,10,0.25)] hover:brightness-105",
        ghost:
          "rounded-lg border border-[var(--line)] bg-transparent text-[var(--muted)] hover:border-[rgba(240,197,10,0.35)] hover:bg-[rgba(240,197,10,0.06)] hover:text-[var(--ink)]",
        outline:
          "rounded-lg border border-[var(--line)] bg-transparent text-[var(--ink)] hover:border-[rgba(240,197,10,0.35)]",
      },
      size: {
        default: "h-11 px-6",
        sm: "h-8 px-3 text-xs",
        lg: "h-12 px-8 text-base",
      },
    },
    defaultVariants: {
      variant: "default",
      size: "default",
    },
  }
);

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

const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
  ({ className, variant, size, asChild = false, ...props }, ref) => {
    const Comp = asChild ? Slot : "button";
    return (
      <Comp
        className={cn(buttonVariants({ variant, size, className }))}
        ref={ref}
        {...props}
      />
    );
  }
);
Button.displayName = "Button";

export { Button, buttonVariants };