{% macro comments_render(type, model, xsrf_form_html) %}
<div id="{{ type }}_{{ model.id }}_comments" style="display:none" class="comments">
  {% for item in model.comments %}
  <div class="comment">
    <div class="md_body">{{ item.body|md_body }}</div>
    <div class="info">{{ item.user|user_name_tag }} • {{ item.created_at|strftime('short') }}</div>
  </div>
  {% endfor %}
  <div class="comment form">
    <form action="/comment/{{ type }}/{{ model.id }}" onsubmit="return submitComment(this);" method="post">
      {{ xsrf_form_html() }}
      <textarea type="text" class="body" name="body"></textarea>
      <button type="submit">评论</button>
    </form>
  </div>
</div>
{% endmacro %}