const markdownItContainer = require("markdown-it-container");

const markdownItDetails = (md) => {
  md.use(markdownItContainer, 'details', {
    validate: (params) => params.trim().match(/^(.*)$/),
    render: (tokens, idx) => {
      const m = tokens[idx].info.trim().match(/^(.*)$/);
      if (tokens[idx].nesting === 1) {
        const title = md.utils.escapeHtml(m[1]);
        return `<details class="expandable">\n<summary>${title}</summary>\n`;
      }
      return '</details>\n';
    }
  });
};

module.exports = markdownItDetails;