{% load wagtail_srcset_tags %}

<div class="cast-gallery-container">
  {% for image in value %}
    <a
      src="#"
      class="cast-gallery-modal"
      data-bs-toggle="modal"
      data-bs-target="#galleryModal-{{ block.id }}"
      data-full="{{ image.file.url }}"
    >
      {% srcset_image image max-120x80 as thumbnail %}
      <img
        id="img-{{image.pk}}"
        class="cast-gallery-thumbnail"
        src="{{ thumbnail.url }}"
        width="{{ thumbnail.width }}"
        height="{{ thumbnail.height }}"
        srcset="{{ thumbnail.srcset }}"
        data-prev="{{ image.prev }}"
        data-next="{{ image.next }}"
        loading="lazy"
      />
    </a>
  {% endfor %}
  <!-- Modal -->
  <div class="modal fade" id="galleryModal-{{ block.id }}" tabindex="-1" role="dialog"
       aria-labelledby="galleryModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-lg cast-gallery-lg" role="document">
      <div class="modal-content cast-gallery-content">
        <div class="modal-header cast-gallery-header">
          <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close">
          </button>
        </div>
        <div class="modal-body cast-gallery-body">
          <a><img class="modal-image cast-image" src="" srcset="" sizes="100vw"></img></a>
        </div>
        <div class="modal-footer cast-gallery-footer">
        </div>
      </div>
    </div>
  </div>