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-md text-sm font-medium transition-all duration-200 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-accent/40 disabled:pointer-events-none disabled:opacity-50 active:scale-[0.98] [&_svg]:pointer-events-none [&_svg]:shrink-0",
  {
    variants: {
      variant: {
        default: "bg-accent text-white shadow-sm hover:bg-accent-dark",
        primary: "bg-accent text-white shadow-sm hover:bg-accent-dark",
        slate: "bg-slate-bg text-ink border border-transparent hover:brightness-95",
        line: "border border-line bg-panel text-ink shadow-sm hover:bg-slate-bg",
        ghost: "hover:bg-slate-bg text-ink",
        green: "bg-green text-white shadow-sm hover:brightness-95",
        danger: "bg-red-bg text-red shadow-sm hover:bg-red hover:text-white",
      },
      size: {
        default: "h-9 px-4 py-2",
        sm: "h-8 rounded-md px-3 text-xs",
        lg: "h-10 rounded-md px-8",
        icon: "h-9 w-9",
      },
    },
    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 };