phanpy/src/components/avatar.jsx

import './avatar.css';

import { useRef } from 'preact/hooks';

const SIZES = {
  s: 16,
  m: 20,
  l: 24,
  xl: 32,
  xxl: 50,
  xxxl: 64,
};

function Avatar({ url, size, alt = '', ...props }) {
  size = SIZES[size] || size || SIZES.m;
  const avatarRef = useRef();
  return (
    <span
      ref={avatarRef}
      class="avatar"
      style={{
        width: size,
        height: size,
      }}
      title={alt}
      {...props}
    >
      {!!url && (
        <img
          src={url}
          width={size}
          height={size}
          alt={alt}
          loading="lazy"
          onLoad={(e) => {
            avatarRef.current.classList.add('loaded');
          }}
        />
      )}
    </span>
  );
}

export default Avatar;