'use client';

import { Canvas, useFrame } from '@react-three/fiber';
import { Points, PointMaterial, Float } from '@react-three/drei';
import { useState, useRef } from 'react';
import * as random from 'maath/random/dist/maath-random.esm';

function Stars(props) {
  const ref = useRef();
  const [sphere] = useState(() => random.inSphere(new Float32Array(5000), { radius: 1.5 }));

  useFrame((state, delta) => {
    if (ref.current) {
      ref.current.rotation.x -= delta / 10;
      ref.current.rotation.y -= delta / 15;
    }
  });

  return (
    <group rotation={[0, 0, Math.PI / 4]}>
      <Points ref={ref} positions={sphere} stride={3} frustumCulled={false} {...props}>
        <PointMaterial
          transparent
          color="#ffffff"
          size={0.002}
          sizeAttenuation={true}
          depthWrite={false}
        />
      </Points>
    </group>
  );
}

function DataTunnel() {
  const meshRef = useRef();
  
  useFrame((state) => {
    if(meshRef.current) {
       meshRef.current.rotation.z = state.clock.elapsedTime * 0.1;
    }
  });

  return (
    <Float speed={2} rotationIntensity={0.5} floatIntensity={0.5}>
      <mesh ref={meshRef}>
        <torusGeometry args={[10, 0.02, 16, 100]} />
        <meshBasicMaterial color="#333" wireframe transparent opacity={0.3} />
      </mesh>
    </Float>
  )
}

export default function Background() {
  return (
    <div className="fixed inset-0 z-0">
      <Canvas camera={{ position: [0, 0, 1] }}>
        <Stars />
        <DataTunnel />
      </Canvas>
    </div>
  );
}