import React from 'react';
import { motion } from 'motion/react';
import { Loader2 } from 'lucide-react';

interface ButtonProps extends React.ButtonHTMLAttributes<HTMLButtonElement> {
  variant?: 'primary' | 'secondary' | 'outline' | 'ghost' | 'glow';
  size?: 'sm' | 'md' | 'lg';
  isLoading?: boolean;
  icon?: React.ReactNode;
  iconPosition?: 'left' | 'right';
  children: React.ReactNode;
}

export const Button: React.FC<ButtonProps> = ({
  variant = 'primary',
  size = 'md',
  isLoading = false,
  icon,
  iconPosition = 'right',
  children,
  className = '',
  disabled,
  ...props
}) => {
  const baseStyles = 'inline-flex items-center justify-center font-medium transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-orange-500/50 disabled:opacity-50 disabled:cursor-not-allowed cursor-pointer whitespace-nowrap rounded-xl';

  const sizeStyles = {
    sm: 'px-3.5 py-1.5 text-xs gap-1.5',
    md: 'px-5 py-2.5 text-sm gap-2',
    lg: 'px-7 py-3.5 text-base gap-2.5 shadow-lg shadow-orange-950/20'
  };

  const variantStyles = {
    primary: 'bg-orange-600 hover:bg-orange-500 text-white shadow-lg shadow-orange-600/25 border border-orange-500/30 hover:border-orange-400/50 hover:shadow-orange-500/35 active:scale-[0.98]',
    secondary: 'bg-slate-800/90 hover:bg-slate-700/90 text-slate-100 border border-slate-700/60 hover:border-slate-600 active:scale-[0.98]',
    outline: 'bg-transparent text-slate-200 border border-slate-700 hover:border-orange-500/50 hover:bg-orange-950/20 active:scale-[0.98]',
    ghost: 'bg-transparent text-slate-300 hover:text-white hover:bg-slate-800/60 active:scale-[0.98]',
    glow: 'relative bg-gradient-to-r from-orange-500 via-amber-500 to-sky-400 text-slate-950 font-extrabold shadow-xl shadow-orange-500/25 hover:shadow-orange-500/40 border border-amber-200/40 hover:scale-[1.02] active:scale-[0.98]'
  };

  return (
    <motion.button
      whileHover={{ y: -1 }}
      whileTap={{ scale: 0.98 }}
      className={`${baseStyles} ${sizeStyles[size]} ${variantStyles[variant]} ${className}`}
      disabled={disabled || isLoading}
      {...props}
    >
      {isLoading && <Loader2 className="w-4 h-4 animate-spin text-current" />}
      {!isLoading && icon && iconPosition === 'left' && <span className="inline-flex">{icon}</span>}
      <span>{children}</span>
      {!isLoading && icon && iconPosition === 'right' && <span className="inline-flex">{icon}</span>}
    </motion.button>
  );
};
