scinote-web/app/views/reports/_content_document_preview.html.erb

<div class="modal-header">
  <span class="file-name"><%= report.name %></span>
  <div class="sci-btn-group">
     <a class="btn btn-light file-download-link" href="<%= rails_blob_path(report_type == 'docx' ? report.docx_file : report.pdf_file, disposition: 'attachment') %>" data-turbolinks="false">
      <span class="fas fa-download"></span> <%= t('Download')%>
    </a>
    <button type="button" class="btn icon-btn btn-light" data-dismiss="modal"><span class="fas fa-times"></span></button>
  </div>
</div>
<div class="modal-body">
  <div class="file-preview-container">
    <% if report_type == 'pdf' %>
      <%= render partial: 'shared/pdf_viewer.html.erb', locals: { asset: report.pdf_file, report_document: true } %>
    <% elsif report_type == 'docx' %>
      <%= render partial: 'shared/pdf_viewer.html.erb', locals: { asset: report.docx_preview_file, report_document: true } %>
    <% else %>
      <div>
        <i class="fas fa-10x fa-file-word"></i>
        <h3 class="file-name"><%= report.name %></h3>
      </div>
    <% end %>
  </div>
</div>
<div class="modal-footer">
</div>