import React, { useEffect } from 'react';
import { styled, keyframes } from '@mui/system';

const move = keyframes`
  0% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0); }
`;

const shootingStar = keyframes`
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 1;
  }
  100% {
    transform: translate(100px, -100px) scale(0.5);
    opacity: 0;
  }
`;

const BlurryCirclesWrapper = styled('div')`
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(to bottom right, #000428, #004e92);
  overflow: hidden;
  border-radius: 10px;
`;

const Circle = styled('div')`
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  filter: blur(10px);
  animation: ${move} 8s ease-in-out infinite;
`;

const Star = styled('div')`
  position: absolute;
  width: 2px;
  height: 2px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(255, 255, 255, 1);
`;

const ShootingStar = styled('div')`
  position: absolute;
  width: 2px;
  height: 2px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(255, 255, 255, 1);
  animation: ${shootingStar} 2s linear infinite;
`;

const BlurryCirclesBackground = ({ children }) => {
  useEffect(() => {
    const blurryCirclesWrapper = document.getElementById('blurryCirclesWrapper');

    // Add blurry circles
    for (let i = 0; i < 20; i++) {
      const circle = document.createElement('div');
      circle.className = Circle.styledComponentId;
      circle.style.top = `${Math.random() * 100}%`;
      circle.style.left = `${Math.random() * 100}%`;
      circle.style.width = `${Math.random() * 50 + 50}px`;
      circle.style.height = circle.style.width;
      circle.style.animationDuration = `${Math.random() * 5 + 5}s`;
      blurryCirclesWrapper.appendChild(circle);
    }

    // Add static stars
    for (let i = 0; i < 50; i++) {
      const star = document.createElement('div');
      star.className = Star.styledComponentId;
      star.style.top = `${Math.random() * 100}%`;
      star.style.left = `${Math.random() * 100}%`;
      blurryCirclesWrapper.appendChild(star);
    }

    // Add shooting stars
    for (let i = 0; i < 5; i++) {
      const shootingStar = document.createElement('div');
      shootingStar.className = ShootingStar.styledComponentId;
      shootingStar.style.top = `${Math.random() * 100}%`;
      shootingStar.style.left = `${Math.random() * 100}%`;
      shootingStar.style.animationDelay = `${Math.random() * 5}s`;
      blurryCirclesWrapper.appendChild(shootingStar);
    }
  }, []);

  return <BlurryCirclesWrapper id="blurryCirclesWrapper">{children}</BlurryCirclesWrapper>;
};

export default BlurryCirclesBackground;