<%# no need for thumbnails unless there is more than one image %> <% if (@product.images + @product.variant_images).uniq.size > 1 %>

<% @product.images.each do |i| %>
• <% img_tag = image_tag(main_app.url_for(i.url(:mini)), class: "thumbnail", alt: set_image_alt(i, :mini)) %> <%= link_to(img_tag, main_app.url_for(i.url(:product))) %>
<% end %> <% if @product.has_variants? %> <% @product.variant_images.each do |i| %> <% next if @product.images.include?(i) %>
• <% img_tag = image_tag(main_app.url_for(i.url(:mini)), class: "thumbnail", alt: set_image_alt(i, :mini)) %> <%= link_to(img_tag, main_app.url_for(i.url(:product))) %>
<% end %> <% end %>

<% end %>