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 disabled:pointer-events-none disabled:opacity-50 active:scale-[0.98] [&_svg]:pointer-events-none [&_svg]:size-4 [&_svg]:shrink-0',
  {
    variants: {
      variant: {
        default:
          'bg-ink-700 text-paper hover:bg-ink-900 shadow-sm',
        accent:
          'bg-saffron-500 text-paper-50 hover:bg-saffron-600 shadow-sm',
        outline:
          'border border-ink-200 bg-paper hover:bg-paper-200 hover:border-ink-300',
        ghost:
          'hover:bg-paper-200 text-ink-600 hover:text-ink',
        link:
          'text-saffron-700 underline-offset-4 hover:underline',
        destructive:
          'bg-rust text-paper hover:bg-rust/90 shadow-sm',
      },
      size: {
        default: 'h-10 px-5 py-2',
        sm: 'h-9 px-3 text-xs',
        lg: 'h-12 px-8 text-base',
        icon: 'h-10 w-10',
        xl: 'h-14 px-10 text-base',
      },
    },
    defaultVariants: { variant: 'default', size: 'default' },
  },
);

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

export 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 { buttonVariants };