Avatar Group

'use client';import * as React from 'react';import { motion } from 'motion/react';import { cn } from '@/lib/cn';const PALETTE = ['#f0883e', '#3ecf8e', '#22d3ee', '#b06bff', '#f0463a'];export type Avatar = {  src?: string;  name: string;};export type AvatarGroupProps = {  avatars: Avatar[];  max?: number;  size?: number;  className?: string;};function initials(name: string) {  return name    .split(' ')    .map((w) => w[0])    .slice(0, 2)    .join('')    .toUpperCase();}export function AvatarGroup({  avatars,  max = 5,  size = 40,  className,}: AvatarGroupProps) {  const [open, setOpen] = React.useState(false);  const shown = avatars.slice(0, max);  const extra = avatars.length - shown.length;  const overlap = size * 0.34;  const spread = size * 0.18;  return (    <motion.div      onHoverStart={() => setOpen(true)}      onHoverEnd={() => setOpen(false)}      className={cn('flex items-center', className)}    >      {shown.map((a, i) => (        <motion.div          key={a.name + i}          className="group/av relative"          style={{ zIndex: shown.length - i }}          initial={false}          animate={{ marginLeft: i === 0 ? 0 : open ? -overlap + spread : -overlap }}          transition={{ type: 'spring', stiffness: 320, damping: 26 }}          whileHover={{ y: -4, zIndex: 50, transition: { duration: 0.18 } }}        >          <span            className={cn(              'pointer-events-none absolute -top-9 left-1/2 -translate-x-1/2 whitespace-nowrap rounded-lg border border-black/[0.08] px-2 py-1',              'text-[12px] font-medium tracking-[-0.01em]',              'bg-white text-neutral-900 dark:border-white/[0.08] dark:bg-[#232320] dark:text-white',              'shadow-[0_2px_6px_-2px_rgba(27,27,25,0.16)] dark:shadow-[0_4px_10px_-4px_rgba(0,0,0,0.5)]',              'opacity-0 transition-opacity duration-150 group-hover/av:opacity-100',            )}          >            {a.name}          </span>          <span            className="block overflow-hidden rounded-full ring-2 ring-white dark:ring-[#0a0a0b]"            style={{ width: size, height: size }}          >            {a.src ? (              <img                src={a.src}                alt={a.name}                className="size-full object-cover"                draggable={false}              />            ) : (              <span                className="flex size-full items-center justify-center font-semibold"                style={{                  background: PALETTE[hashName(a.name) % PALETTE.length],                  color: '#141612',                  fontSize: size * 0.36,                }}              >                {initials(a.name)}              </span>            )}          </span>        </motion.div>      ))}      {extra > 0 && (        <motion.span          initial={false}          animate={{ marginLeft: open ? -overlap + spread : -overlap }}          transition={{ type: 'spring', stiffness: 320, damping: 26 }}          className={cn(            'grid place-items-center rounded-full font-semibold ring-2 ring-white dark:ring-[#0a0a0b]',            'bg-white text-neutral-600 dark:bg-[#232320] dark:text-neutral-300',          )}          style={{ width: size, height: size, fontSize: size * 0.32, zIndex: 0 }}        >          +{extra}        </motion.span>      )}    </motion.div>  );}function hashName(name: string) {  let h = 0;  for (let i = 0; i < name.length; i++) h = (h * 31 + name.charCodeAt(i)) | 0;  return Math.abs(h);}