shopify 获取产品列表api 分页参数page_info 如何获取

% paginate collection.products by 12 %}
    {%for product in collection.products %}
      {% render 'product', proudct: product%}
  {% endfor %}
{% endpaginate %}
{% if paginate.pages > 1%}
    {% if paginate.previous.is_link %}
      <a href="{{ paginate.previous.url }}">prev</a>
  {% endif %}

  {% for part in paginate.parts %}
    <a href="{{ part.url }}" {% if forloop.index == paginate.current_page %}class="active"{% endif %}>{{ part.title }}</a>
  {% endfor %}

  {% if paginate.next.is_link %}
      <a href="{{ paginate.next.url }}">next</a>
  {% endif %}
{% endif %}