tutti/packages/agent/gui/app/renderer/components/icons/MessageSquareMoreIcon.tsx

"use client";

import type { HTMLAttributes, MouseEvent } from "react";
import {
  forwardRef,
  useCallback,
  useEffect,
  useImperativeHandle,
  useRef
} from "react";
import {
  motion,
  useAnimation,
  useReducedMotion,
  type Variants
} from "framer-motion";
import { cn } from "../../lib/utils";

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

interface MessageSquareMoreIconProps extends HTMLAttributes<HTMLDivElement> {
  size?: number;
  active?: boolean;
}

const DOT_TRANSITION = {
  times: [0, 0.1, 0.1, 0.2, 0.5, 0.6, 0.6, 0.7],
  duration: 1.5
};

const DOT_VARIANTS: Variants = {
  normal: {
    opacity: 1
  },
  animate: (custom: number) => ({
    opacity: [1, 0, 0, 1, 1, 0, 0, 1],
    transition: {
      opacity: {
        ...DOT_TRANSITION,
        times: DOT_TRANSITION.times.map((time, index) =>
          index === 2 || index === 3 || index === 6 || index === 7
            ? time + custom * 0.1
            : time
        )
      }
    }
  }),
  active: (custom: number) => ({
    opacity: [1, 0, 0, 1, 1, 0, 0, 1],
    transition: {
      opacity: {
        ...DOT_TRANSITION,
        repeat: Infinity,
        times: DOT_TRANSITION.times.map((time, index) =>
          index === 2 || index === 3 || index === 6 || index === 7
            ? time + custom * 0.1
            : time
        )
      }
    }
  })
};

const MessageSquareMoreIcon = forwardRef<
  MessageSquareMoreIconHandle,
  MessageSquareMoreIconProps
>(
  (
    {
      active = false,
      onMouseEnter,
      onMouseLeave,
      className,
      size = 28,
      ...props
    },
    ref
  ) => {
    const controls = useAnimation();
    const reduceMotion = useReducedMotion();
    const isControlledRef = useRef(false);

    const startAnimation = useCallback(() => {
      if (reduceMotion) {
        return;
      }
      void controls.start(active ? "active" : "animate");
    }, [active, controls, reduceMotion]);

    const stopAnimation = useCallback(() => {
      void controls.start("normal");
    }, [controls]);

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

      return {
        startAnimation,
        stopAnimation
      };
    });

    useEffect(() => {
      if (active) {
        startAnimation();
        return;
      }
      stopAnimation();
    }, [active, startAnimation, stopAnimation]);

    const handleMouseEnter = useCallback(
      (event: MouseEvent<HTMLDivElement>) => {
        if (isControlledRef.current) {
          onMouseEnter?.(event);
        } else {
          startAnimation();
        }
      },
      [onMouseEnter, startAnimation]
    );

    const handleMouseLeave = useCallback(
      (event: MouseEvent<HTMLDivElement>) => {
        if (isControlledRef.current) {
          onMouseLeave?.(event);
        } else {
          stopAnimation();
        }
      },
      [onMouseLeave, stopAnimation]
    );

    return (
      <div
        className={cn("inline-flex items-center justify-center", className)}
        onMouseEnter={handleMouseEnter}
        onMouseLeave={handleMouseLeave}
        {...props}
      >
        <svg
          fill="none"
          height={size}
          stroke="currentColor"
          strokeLinecap="round"
          strokeLinejoin="round"
          strokeWidth="2"
          viewBox="0 0 24 24"
          width={size}
          xmlns="http://www.w3.org/2000/svg"
        >
          <path d="M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z" />
          <motion.path
            animate={controls}
            custom={0}
            d="M8 10h.01"
            variants={DOT_VARIANTS}
          />
          <motion.path
            animate={controls}
            custom={1}
            d="M12 10h.01"
            variants={DOT_VARIANTS}
          />
          <motion.path
            animate={controls}
            custom={2}
            d="M16 10h.01"
            variants={DOT_VARIANTS}
          />
        </svg>
      </div>
    );
  }
);

MessageSquareMoreIcon.displayName = "MessageSquareMoreIcon";

export { MessageSquareMoreIcon };