'use client';

import { motion, useReducedMotion } from 'framer-motion';
import { useEffect, useState } from 'react';

interface GradientOrbsProps {
  className?: string;
  count?: number;
}

interface Orb {
  id: number;
  size: number;
  x: number;
  y: number;
  color: string;
  duration: number;
  delay: number;
}

const colorPalette = [
  'rgba(196, 30, 58, 0.15)',
  'rgba(255, 232, 236, 0.2)',
  'rgba(255, 240, 243, 0.18)',
  'rgba(245, 245, 245, 0.15)',
  'rgba(255, 214, 221, 0.2)',
  'rgba(224, 74, 104, 0.12)',
];

export function GradientOrbs({ className = '', count = 5 }: GradientOrbsProps) {
  const prefersReducedMotion = useReducedMotion();
  const [orbs, setOrbs] = useState<Orb[]>([]);

  useEffect(() => {
    const generatedOrbs: Orb[] = Array.from({ length: count }, (_, i) => ({
      id: i,
      size: Math.random() * 400 + 200,
      x: Math.random() * 100,
      y: Math.random() * 100,
      color: colorPalette[i % colorPalette.length] ?? 'rgba(196, 30, 58, 0.15)',
      duration: Math.random() * 20 + 15,
      delay: Math.random() * 5,
    }));
    setOrbs(generatedOrbs);
  }, [count]);

  return (
    <div
      className={`absolute inset-0 overflow-hidden ${className}`}
      aria-hidden="true"
    >
      {orbs.map((orb) => (
        <motion.div
          key={orb.id}
          className="absolute rounded-full"
          style={{
            width: orb.size,
            height: orb.size,
            left: `${orb.x}%`,
            top: `${orb.y}%`,
            background: `radial-gradient(circle, ${orb.color} 0%, transparent 70%)`,
            willChange: prefersReducedMotion ? 'auto' : 'transform',
            filter: 'blur(60px)',
          }}
          initial={{
            x: '-50%',
            y: '-50%',
            scale: 1,
          }}
          animate={
            prefersReducedMotion
              ? {}
              : {
                  x: ['-50%', '-40%', '-60%', '-50%'],
                  y: ['-50%', '-60%', '-40%', '-50%'],
                  scale: [1, 1.2, 0.9, 1],
                }
          }
          transition={{
            duration: orb.duration,
            repeat: Infinity,
            ease: 'easeInOut',
            delay: orb.delay,
          }}
        />
      ))}
      <div className="absolute inset-0 bg-gradient-to-b from-transparent via-transparent to-white/20 pointer-events-none" />
    </div>
  );
}

export default GradientOrbs;