terminal animation

"use client"
import React, { useEffect, useRef } from "react";
import { motion } from "framer-motion";

export const AnimatedCircle: React.FC = () => {
  const canvasRef = useRef<HTMLCanvasElement>(null);

  useEffect(() => {
    const canvas = canvasRef.current;
    if (!canvas) return;

    const context = canvas.getContext("2d");
    if (!context) return; // Added null check for context

    canvas.width = 400;
    canvas.height = 300;

    const rectanglesPerRow = Math.floor((canvas.width - 5) / 5);
    const rectanglesPerColumn = Math.floor((canvas.height - 5) / 5);
    const totalRectangles = rectanglesPerRow * rectanglesPerColumn;

    const rectangles = Array.from({ length: totalRectangles }).map(
      (_, index) => ({
        x: 5 + (index % rectanglesPerRow) * 5,
        y: 5 + Math.floor(index / rectanglesPerRow) * 5,
        width: 2,
        height: 2,
        opacity: 1,
        phase: Math.random() * Math.PI * 4,
      }),
    );

    function draw() {
      if (!context) return;
      if (!canvas) return;
      context.clearRect(0, 0, canvas.width, canvas.height);

      rectangles.forEach((rect) => {
        const time = (performance.now() / 1000) * 3;
        rect.opacity = 0.3 + 0.3 * Math.sin(time + rect.phase);

        context.fillStyle = `rgba(93, 227, 255, ${rect.opacity})`;
        context.fillRect(rect.x, rect.y, rect.width, rect.height);
      });

      requestAnimationFrame(draw);
    }

    draw();
  }, []);

  return (
    <motion.div 
      className="group relative flex h-[300px] w-full max-w-[400px] items-center justify-center overflow-hidden rounded-2xl bg-[#212126]"
      whileHover="hover"
    >
      <canvas
        ref={canvasRef}
        className="opacity-0 transition-opacity duration-300 [mask-image:radial-gradient(circle,white,transparent_50%)] group-hover:opacity-100 group-hover:delay-600"
      />

      <motion.div
        className="absolute h-[120px] w-[120px] rounded-full border border-[rgba(93,228,255,0.3)] bg-transparent shadow-[0_0_10px_rgba(93,228,255,0.3)]"
        animate={{
          boxShadow: [
            "0 0 10px rgba(93,228,255,0.3)",
            "0 5px 20px rgba(93,228,255,0.2)",
          ],
          borderColor: ["rgba(93,228,255,0.3)", "rgba(93,228,255,0.5)"],
        }}
        transition={{ duration: 2, repeat: Infinity, repeatType: "reverse" }}
        variants={{
          hover: { opacity: 1, transition: { delay: 0.4 } },
        }}
        initial={{ opacity: 0 }}
      />

      <div className="absolute z-20 flex h-[120px] w-[120px] items-center justify-center overflow-hidden rounded-full border border-transparent bg-[rgba(0,0,0,0.5)] transition-all duration-500 group-hover:border-white/5 group-hover:shadow-[0_0_10px_rgba(255,255,255,0.1)]">
        <div className="h-[110px] w-[110px] rounded-full bg-[#212126]" />
        <motion.div
          className="absolute h-[80%] w-[20%] bg-white/10 blur-[20px]"
          initial={{ rotate: 80, x: -90, y: 0 }}
          variants={{
            hover: { x: 0, y: 0 },
          }}
          transition={{ duration: 0.5, ease: [0.68, 0.29, 0.005, 1.005] }}
        />
      </div>

      <motion.svg
        viewBox="0 0 224 280"
        fill="none"
        aria-hidden="true"
        className="absolute right-0 h-[120%]"
        initial={{ x: 90 }}
        variants={{
          hover: { x: 200 },
        }}
        transition={{
          duration: 0.5,
          ease: [0.68, 0.29, 0.005, 1.005],
          delay: 0.4,
        }}
      >
        <path
          fill="#fff"
          fillOpacity="0.05"
          d="M8 .25a8 8 0 0 0-8 8v91.704c0 2.258.954 4.411 2.628 5.927l10.744 9.738A7.998 7.998 0 0 1 16 121.546v36.408a7.998 7.998 0 0 1-2.628 5.927l-10.744 9.738A7.998 7.998 0 0 0 0 179.546v92.204a8 8 0 0 0 8 8h308a8 8 0 0 0 8-8V8.25a8 8 0 0 0-8-8H8Z"
        />
        <path
          stroke="#fff"
          stroke-opacity="0.05"
          d="M.5 99.954V8.25A7.5 7.5 0 0 1 8 .75h308a7.5 7.5 0 0 1 7.5 7.5v263.5a7.5 7.5 0 0 1-7.5 7.5H8a7.5 7.5 0 0 1-7.5-7.5v-92.204a7.5 7.5 0 0 1 2.464-5.557l10.744-9.737a8.5 8.5 0 0 0 2.792-6.298v-36.408a8.5 8.5 0 0 0-2.792-6.298l-10.744-9.737A7.5 7.5 0 0 1 .5 99.954Z"
        />
      </motion.svg>

      <motion.svg
        viewBox="0 0 224 280"
        fill="none"
        aria-hidden="true"
        className="absolute left-0 h-[120%]"
        initial={{ x: -90, rotate: 180 }}
        variants={{
          hover: { x: -200, rotate: 180 },
        }}
        transition={{
          duration: 0.5,
          ease: [0.68, 0.29, 0.005, 1.005],
          delay: 0.4,
        }}
      >
        <path
          fill="#fff"
          fillOpacity="0.05"
          d="M8 .25a8 8 0 0 0-8 8v91.704c0 2.258.954 4.411 2.628 5.927l10.744 9.738A7.998 7.998 0 0 1 16 121.546v36.408a7.998 7.998 0 0 1-2.628 5.927l-10.744 9.738A7.998 7.998 0 0 0 0 179.546v92.204a8 8 0 0 0 8 8h308a8 8 0 0 0 8-8V8.25a8 8 0 0 0-8-8H8Z"
        />
        <path
          stroke="#fff"
          stroke-opacity="0.05"
          d="M.5 99.954V8.25A7.5 7.5 0 0 1 8 .75h308a7.5 7.5 0 0 1 7.5 7.5v263.5a7.5 7.5 0 0 1-7.5 7.5H8a7.5 7.5 0 0 1-7.5-7.5v-92.204a7.5 7.5 0 0 1 2.464-5.557l10.744-9.737a8.5 8.5 0 0 0 2.792-6.298v-36.408a8.5 8.5 0 0 0-2.792-6.298l-10.744-9.737A7.5 7.5 0 0 1 .5 99.954Z"
        />
      </motion.svg>
    </motion.div>
  );
};