{%- assign footer_data = include.data -%}

{%- comment -%}todo: existence check{%- endcomment -%}
{%- assign custom_footer_file = footer_data.custom_file | default: "custom/footer.liquid" -%}
{%- capture custom_footer -%}
  {%- include {{custom_footer_file}} -%}
{%- endcapture -%}
{%- assign custom_size = custom_footer | strip | strip_newlines | size -%}

<footer class="l-footer">
  {%- if custom_size > 0 -%}
  <div class="l-footer__custom">
    {{- custom_footer -}}
  </div>
  {%- endif -%}

  {%- if footer_data.text -%}
  <div class="l-footer__text">
    {{- footer_data.text -}}
  </div>
  {%- endif -%}

  <div class="l-footer__left">
    <div class="c-footer-list">
      {%- if footer_data.copyright or site.copyright -%}
        <div class="c-footer-list__item">
          {{- footer_data.copyright | default: site.copyright | markdownify | remove: "<p>" | remove: "</p>" -}}
        </div>
      {%- endif -%}
      {%- if footer_data.links -%}
      {%- for item in footer_data.links -%}
        <div class="c-footer-list__item">
        {%- if item.url -%}<a href="{{ item.url }}">{%- endif -%}
          {{- item.text -}}
        {%- if item.url -%}</a>{%- endif -%}
        </div>
      {%- endfor -%}
      {%- endif -%}
    </div>
  </div>

  <div class="l-footer__middle">
  </div>

  <div class="l-footer__right">
    {%- if footer_data.provider or site.provider -%}
      {{- footer_data.provider | default: site.provider | markdownify | remove: "<p>" | remove: "</p>" -}}
    {%- else -%}
      Powered by <a href="https://jekyllrb.com" rel="nofollow">Jekyll</a> &amp; <a href="https://github.com/fortelle/databook-theme" rel="nofollow">Databook</a>
    {%- endif -%}
  </div>

</footer>