import React from 'react';
import Link from 'next/link';
import { cn } from './utils';

export interface ButtonProps extends React.ButtonHTMLAttributes<HTMLButtonElement> {
  variant?: 'primary' | 'secondary' | 'accent' | 'outline' | 'ghost' | 'white';
  size?: 'sm' | 'md' | 'lg' | 'xl';
  href?: string;
  className?: string;
  children?: React.ReactNode;
}

export function Button({ className, variant = 'primary', size = 'md', href, ...props }: ButtonProps) {
  const baseStyles = 'inline-flex items-center justify-center rounded-full font-semibold transition-all duration-300 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary focus-visible:ring-offset-2 disabled:opacity-50 disabled:pointer-events-none active:scale-95';
  
  const variants = {
    primary: 'bg-primary text-white hover:bg-primary-dark shadow-md hover:shadow-lg',
    secondary: 'bg-secondary text-white hover:bg-secondary-light shadow-md hover:shadow-lg',
    accent: 'bg-accent text-primary-dark hover:bg-accent-dark shadow-md hover:shadow-lg',
    outline: 'border-2 border-primary bg-transparent hover:bg-primary hover:text-white text-primary',
    ghost: 'hover:bg-primary-light text-primary',
    white: 'bg-white text-primary hover:bg-neutral-light shadow-md hover:shadow-lg',
  };

  const sizes = {
    sm: 'h-9 px-4 text-sm',
    md: 'h-11 px-6 text-base',
    lg: 'h-14 px-8 text-lg',
    xl: 'h-16 px-10 text-xl',
  };

  const styles = cn(baseStyles, variants[variant], sizes[size], className);

  if (href) {
    return (
      <Link href={href} className={styles}>
        {props.children}
      </Link>
    );
  }

  return (
    <button className={styles} {...props} />
  );
}