academic-cap

"use client";

import type { Variants } from "motion/react";
import { motion, useAnimation } from "motion/react";
import type { HTMLAttributes } from "react";
import { forwardRef, useCallback, useImperativeHandle, useRef } from "react";
import { cn } from "@/lib/utils";

export interface AcademicCapIconHandle {
  startAnimation: () => void;
  stopAnimation: () => void;
}

interface AcademicCapIconProps extends HTMLAttributes<HTMLDivElement> {
  size?: number;
}

const CAP_VARIANTS: Variants = {
  normal: { y: 0, rotate: 0 },
  animate: {
    y: [0, -3, 0],
    rotate: [0, -5, 5, 0],
    transition: {
      duration: 0.5,
      ease: "easeInOut",
    },
  },
};

const TASSEL_VARIANTS: Variants = {
  normal: { rotate: 0 },
  animate: {
    rotate: [0, 10, -10, 5, 0],
    transition: {
      duration: 0.6,
      ease: "easeInOut",
    },
  },
};

const AcademicCapIcon = forwardRef<AcademicCapIconHandle, AcademicCapIconProps>(
  ({ onMouseEnter, onMouseLeave, className, size = 28, ...props }, ref) => {
    const controls = useAnimation();
    const isControlledRef = useRef(false);

    useImperativeHandle(ref, () => {
      isControlledRef.current = true;

      return {
        startAnimation: () => controls.start("animate"),
        stopAnimation: () => controls.start("normal"),
      };
    });

    const handleMouseEnter = useCallback(
      (e: React.MouseEvent<HTMLDivElement>) => {
        if (isControlledRef.current) {
          onMouseEnter?.(e);
        } else {
          controls.start("animate");
        }
      },
      [controls, onMouseEnter]
    );

    const handleMouseLeave = useCallback(
      (e: React.MouseEvent<HTMLDivElement>) => {
        if (isControlledRef.current) {
          onMouseLeave?.(e);
        } else {
          controls.start("normal");
        }
      },
      [controls, onMouseLeave]
    );

    return (
      <div
        className={cn(className)}
        onMouseEnter={handleMouseEnter}
        onMouseLeave={handleMouseLeave}
        {...props}
      >
        <svg
          fill="none"
          height={size}
          stroke="currentColor"
          strokeLinecap="round"
          strokeLinejoin="round"
          strokeWidth="1.5"
          viewBox="0 0 24 24"
          width={size}
          xmlns="http://www.w3.org/2000/svg"
        >
          <motion.g
            animate={controls}
            initial="normal"
            style={{ transformOrigin: "center center" }}
            variants={CAP_VARIANTS}
          >
            <path d="M4.26 10.147a60.438 60.438 0 0 0-.491 6.347A48.62 48.62 0 0 1 12 20.904a48.62 48.62 0 0 1 8.232-4.41 60.46 60.46 0 0 0-.491-6.347m-15.482 0a50.636 50.636 0 0 0-2.658-.813A59.906 59.906 0 0 1 12 3.493a59.903 59.903 0 0 1 10.399 5.84c-.896.248-1.783.52-2.658.814m-15.482 0A50.717 50.717 0 0 1 12 13.489a50.702 50.702 0 0 1 7.74-3.342" />
          </motion.g>
          <motion.g
            animate={controls}
            initial="normal"
            style={{ transformOrigin: "6.75px 14.25px" }}
            variants={TASSEL_VARIANTS}
          >
            <path d="M6.75 15a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5Zm0 0v-3.675A55.378 55.378 0 0 1 12 8.443m-7.007 11.55A5.981 5.981 0 0 0 6.75 15.75v-1.5" />
          </motion.g>
        </svg>
      </div>
    );
  }
);

AcademicCapIcon.displayName = "AcademicCapIcon";

export { AcademicCapIcon };