{% if group_title %}
  <h3>{{ group_title }}</h3>
{% endif %}
<div id="{{ id }}" {{ attributes }}>
  {% set i = 0 %}
  {% set len = rows | length %}
  {% for key, row in rows %}
    {% set i = i + 1 %}
    {% set collapse_var = false %}
    {% if behavior == 'specify' %}
      {% if i == 1 and 'first' in collapse and collapse['first'] %}
        {% set collapse_var = true %}
      {% elseif i == len and 'last' in collapse and collapse['last'] %}
        {% set collapse_var = true %}
      {% elseif i != 1 and i != len and 'middle' in collapse and collapse['middle'] %}
        {% set collapse_var = true %}
      {% endif %}
    {% elseif behavior == 'closed' %}
      {% set collapse_var = false %}
    {% elseif behavior == 'first' %}
      {% set collapse_var = (i == 1) ? true : false %}
    {% elseif behavior == 'all' %}
      {% set collapse_var = true %}
    {% endif %}
    {% set collapse_class = (collapse_var) ? 'show' %}
    {% set collapse_class_boolean = (collapse_var) ? 'true' : 'false' %}
    {% set button_classes = (not collapse_var) ? 'collapsed' %}

    <div class="accordion-item">
      <h2 class="accordion-header" id="heading{{ key }}">
        <button class="accordion-button {{ button_classes }}" type="button" data-bs-toggle="collapse" data-bs-target="#{{ id }}-collapse-{{ key }}" aria-expanded="{{ collapse_class_boolean }}" aria-controls="{{ id }}-collapse-{{ key }}">
          {{ row.title }}
        </button>
      </h2>
      <div id="{{ id }}-collapse-{{ key }}" class="accordion-collapse collapse {{ collapse_class }}" aria-labelledby="heading{{ key }}" data-bs-parent="#{{ id }}">
        <div class="accordion-body">
          {% if output == 'grouped' %}
            {% for content in row.content %}
              {{ content }}
            {% endfor %}
          {% else %}
            {{ row.content }}
          {% endif %}
        </div>
      </div>
    </div>
  {% endfor %}
</div>