docbrown/app/javascript/articles/components/ReactionsCount.jsx

import { h } from 'preact';
import { articlePropTypes } from '../../common-prop-types';
import { Button } from '../../crayons/Button';
import { locale } from '../../utilities/locale';

export const ReactionsCount = ({ article }) => {
  const totalReactions = article.public_reactions_count || 0;
  const reactionsSVG = () => (
    <svg
      className="crayons-icon"
      width="24"
      height="24"
      xmlns="http://www.w3.org/2000/svg"
    >
      <path d="M18.884 12.595l.01.011L12 19.5l-6.894-6.894.01-.01A4.875 4.875 0 0112 5.73a4.875 4.875 0 016.884 6.865zM6.431 7.037a3.375 3.375 0 000 4.773L12 17.38l5.569-5.569a3.375 3.375 0 10-4.773-4.773L9.613 10.22l-1.06-1.062 2.371-2.372a3.375 3.375 0 00-4.492.25v.001z" />
    </svg>
  );

  if (totalReactions === 0) {
    return;
  }

  return (
    <Button
      variant="ghost"
      size="s"
      contentType="icon-left"
      url={article.path}
      icon={reactionsSVG}
      tagName="a"
    >
      <span title="Number of reactions">
        {totalReactions}
        <span className="hidden s:inline">
          &nbsp;
          {`${totalReactions == 1 ? locale('core.reaction') : `${locale('core.reaction')}s`}`}
        </span>
      </span>
    </Button>
  );
};

ReactionsCount.propTypes = {
  article: articlePropTypes.isRequired,
};

ReactionsCount.displayName = 'ReactionsCount';