.col-md-3.form_products %div.thumbnail{ class: ('out-of-stock' if product.stock.zero?) } .form_row.center .form_row_image = image_tag product.avatar .caption %h6 = kcal_tag product.calories %h4.text-nowrap = content_tag :span, product.name = content_tag :small, euro(product.price) = f.counter :count, min: 0, max: product.stock, skip_label: true, wrapper_class: "input-group", class: "row_counter", data: { price: f.object.product.price_cents } = f.fields_for :product do |product| / This is needed for haml