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-lg text-sm font-semibold transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary/30 focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50',
  {
    variants: {
      variant: {
        default: 'bg-primary text-white hover:bg-primary-dark shadow-sm',
        secondary: 'bg-slate-100 text-slate-900 hover:bg-slate-200',
        outline: 'border border-border bg-white text-slate-700 hover:bg-slate-50 hover:border-slate-300',
        heroOutline:
          'border border-slate-500 bg-transparent text-white hover:bg-white/10 hover:border-slate-400 hover:text-white',
        ghost: 'text-slate-600 hover:bg-slate-100 hover:text-slate-900',
        heroGhost: 'text-slate-300 hover:bg-white/10 hover:text-white',
        destructive: 'bg-red-600 text-white hover:bg-red-700',
        success: 'bg-accent text-white hover:bg-emerald-700',
        accent: 'bg-accent text-white hover:bg-emerald-700 shadow-sm',
      },
      size: {
        default: 'h-11 px-5',
        sm: 'h-9 px-3.5 text-xs',
        lg: 'h-12 px-6 text-base',
        icon: 'h-10 w-10',
      },
    },
    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 };