add filter parameters to link leading back to bulk import product page and preserve filter parameters when updating product

app/controllers/spree/admin/products_controller.rb

@@ -31,6 +31,19 @@ module Spree
         }
       } }
 
+      respond_override update: { html: {
+        success: lambda {
+          redirect_to edit_admin_product_url(@product, @url_filter)
+        },
+        failure: lambda {
+          redirect_to edit_admin_product_url(@product, @url_filter)
+        }
+      } }
+
+      PRODUCT_FILTER = [
+        'query', 'producerFilter', 'categoryFilter', 'sorting', 'importDateFilter'
+      ].freeze
+
       def new
         @object.shipping_category = DefaultShippingCategory.find_or_create
         super
@@ -56,9 +69,17 @@ module Spree
         @show_latest_import = params[:latest_import] || false
       end
 
-      def update
-        original_supplier_id = @product.supplier_id
+      def edit
+        filters = product_filters(params)
+        @url_filters = filters.empty? ? "" : "?#{filters.to_query}"
 
+        super
+      end
+
+      def update
+        @url_filter = product_filters(request.query_parameters)
+
+        original_supplier_id = @product.supplier_id
         delete_stock_params_and_set_after do
           super
           if original_supplier_id != @product.supplier_id
@@ -258,6 +279,10 @@ module Spree
       def set_product_master_variant_price_to_zero
         @product.price = 0 if @product.price.nil?
       end
+
+      def product_filters(params)
+        params.select { |k, _v| PRODUCT_FILTER.include?(k) }
+      end
     end
   end
 end

app/views/spree/admin/products/edit.html.haml

@@ -1,5 +1,5 @@
 - content_for :page_actions do
-  %li= button_link_to t('admin.products.back_to_products_list'), admin_products_path, :icon => 'icon-arrow-left'
+  %li= button_link_to t('admin.products.back_to_products_list'), "#{admin_products_path}##{@url_filters}", :icon => 'icon-arrow-left'
   %li#new_product_link
     = button_link_to t(:new_product), new_object_url, { :icon => 'icon-plus', :id => 'admin_new_product' }
 
@@ -8,7 +8,10 @@
 = render :partial => 'spree/admin/shared/product_tabs', :locals => { :current => 'Product Details' }
 = render :partial => 'spree/shared/error_messages', :locals => { :target => @product }
 
-= form_for [:admin, @product], :method => :put, :html => { :multipart => true } do |f|
+= form_for [:admin, @product], :url => "#{admin_product_path(@product)}#{@url_filters}", :method => :put, :html => { :multipart => true } do |f|
   %fieldset.no-border-top{'ng-app' => 'admin.products'}
     = render :partial => 'form', :locals => { :f => f }
-    = render :partial => 'spree/admin/shared/edit_resource_links'
+    .form-buttons.filter-actions.actions
+      = button t(:update), 'icon-refresh'
+      %span.or= t(:or)
+      = button_link_to t(:cancel), "#{collection_url}##{@url_filters}", icon: 'icon-remove'

spec/features/admin/products_spec.rb

@@ -151,6 +151,24 @@ feature '
       expect(product.tax_category).to eq(tax_category)
     end
 
+    scenario "editing a product comming from the bulk product update page with filter" do
+      product = create(:simple_product, name: 'a product', supplier: @supplier2)
+
+      filter_query = "producerFilter=2"
+      visit "#{spree.edit_admin_product_path(product)}?#{filter_query}"
+
+      click_button 'Update'
+      expect(flash_message).to eq('Product "a product" has been successfully updated!')
+
+      # Check the url still includes the filters
+      uri = URI.parse(current_url)
+      expect("#{uri.path}?#{uri.query}").to eq "#{spree.edit_admin_product_path(product)}?#{filter_query}"
+
+      # Link back to the bulk product update page should include the filters
+      expect(page).to have_link(I18n.t('admin.products.back_to_products_list'), href: %r{admin\/products#\?#{filter_query}})
+      expect(page).to have_link(I18n.t(:cancel), href: %r{admin\/products#\?#{filter_query}})
+    end
+
     scenario "editing product group buy options" do
       product = product = create(:simple_product, supplier: @supplier2)