folder-code

'use client';

import type { Variants } from 'motion/react';
import type { HTMLAttributes } from 'react';
import { forwardRef, useCallback, useImperativeHandle, useRef } from 'react';
import { motion, useAnimation } from 'motion/react';

import { cn } from '@/lib/utils';

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

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

const CODE_VARIANTS: Variants = {
  normal: { x: 0, rotate: 0, opacity: 1 },
  animate: (direction: number) => ({
    x: [0, direction * 2, 0],
    rotate: [0, direction * -8, 0],
    opacity: 1,
    transition: {
      duration: 0.5,
      ease: 'easeInOut',
    },
  }),
};

const FolderCodeIcon = forwardRef<FolderCodeIconHandle, FolderCodeIconProps>(
  ({ 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) {
          controls.start('animate');
        } else {
          onMouseEnter?.(e);
        }
      },
      [controls, onMouseEnter]
    );

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

    return (
      <div
        className={cn(className)}
        onMouseEnter={handleMouseEnter}
        onMouseLeave={handleMouseLeave}
        {...props}
      >
        <svg
          xmlns="http://www.w3.org/2000/svg"
          width={size}
          height={size}
          viewBox="0 0 24 24"
          fill="none"
          stroke="currentColor"
          strokeWidth="2"
          strokeLinecap="round"
          strokeLinejoin="round"
        >
          <path d="M20 20a2 2 0 0 0 2-2V8a2 2 0 0 0-2-2h-7.9a2 2 0 0 1-1.69-.9L9.6 3.9A2 2 0 0 0 7.93 3H4a2 2 0 0 0-2 2v13a2 2 0 0 0 2 2z" />
          <motion.path
            d="M10 10.5 8 13l2 2.5"
            variants={CODE_VARIANTS}
            animate={controls}
            initial="normal"
            custom={-1}
          />
          <motion.path
            d="m14 10.5 2 2.5-2 2.5"
            variants={CODE_VARIANTS}
            animate={controls}
            initial="normal"
            custom={1}
          />
        </svg>
      </div>
    );
  }
);

FolderCodeIcon.displayName = 'FolderCodeIcon';

export { FolderCodeIcon };