Reporte de mínimos y máximos por punto de venta

<%= notice %>
<%= form_tag(min_max_path, method: "get", remote: true, id: "minmax_form") do %>
<%= label :pointsale_id, "", { class: "col-md-1 col-sm-2 control-label" } do %>Punto de venta<% end %>
<%= select_tag :pointsale_id, options_from_collection_for_select(@pointsales, :id, :name, selected: @pointsales.first), class: "form-control select2" %>
<%= label :category, "", { class: "col-md-1 col-sm-1 control-label" } do %>Línea <% end %>
<%= select_tag :category, options_for_select(Category.activos_padre.collect{ |p| [ "#{p.category} - #{p.description}", p.id ] }), include_blank: "Todas", class: "form-control select2-allow-clear-todas input-medium", onchange: 'getSubCategories($(this).val())' %>
<%= label :subcategory, "", { class: "col-md-1 col-sm-1 control-label" } do %>Sublínea <% end %>
<%= collection_select("", :subcategory, ({}), :id, :category_and_description, options = { include_blank: "Todas" }, html_options = { class: 'form-control select2-allow-clear-todas input-medium' }) %>
<% end %>
Lista de productos
<%= hidden_field_tag 'title_for_print' %> <% total = 0 %> <% @products.each_with_index do |available, key| %> <% total += (quantity * available.product.price_base) %> <% end %> <%= hidden_field_tag :total, total %>
# Producto Precio
unitario		 Línea Sublínea Cantidad recomendada
a comprar		 Total
<%= key += 1 %> <%= available.product.full_display %> <%= number_to_currency(available.product.price_base, precision: 2) %> <%= available.product.category.parent_id.zero? ? available.product.category.category : available.product.category.parent.category %> <%= available.product.category.parent_id != 0 ? available.product.category.category : ' ' %> <%= quantity = calculate_restock(available) %> <%= number_to_currency((quantity * available.product.price_base), precision: 2) %>
Total