List absent products in import preview

app/controllers/admin/dfc_product_imports_controller.rb

@@ -21,6 +21,7 @@ module Admin
 
       # Render table and let user decide which ones to import.
       @items = list_products(catalog)
+      @absent_items = absent_variants(catalog)
     rescue URI::InvalidURIError
       flash[:error] = t ".invalid_url"
       redirect_to admin_product_import_path
@@ -89,21 +90,25 @@ module Admin
     # We don't delete the variant because it may come back at a later time and
     # we don't want to lose the connection to previous orders.
     def reset_absent_variants(catalog)
-      present_ids = catalog.products.map(&:semanticId)
-      absent_variants = @enterprise.supplied_variants
-        .includes(:semantic_links).references(:semantic_links)
-        .where.not(semantic_links: { semantic_id: present_ids })
-
-      catalog_url = FdcUrlBuilder.new(present_ids.first).catalog_url
-      absent_variants.select do |variant|
-        # Variants that were in the same catalog before:
-        variant.semantic_links.map(&:semantic_id).any? do |semantic_id|
-          FdcUrlBuilder.new(semantic_id).catalog_url == catalog_url
-        end
-      end.map do |variant|
+      absent_variants(catalog).map do |variant|
         variant.on_demand = false
         variant.on_hand = 0
       end
     end
+
+    def absent_variants(catalog)
+      present_ids = catalog.products.map(&:semanticId)
+      catalog_url = FdcUrlBuilder.new(present_ids.first).catalog_url
+
+      @enterprise.supplied_variants
+        .includes(:semantic_links).references(:semantic_links)
+        .where.not(semantic_links: { semantic_id: present_ids })
+        .select do |variant|
+        # Variants that were in the same catalog before:
+        variant.semantic_links.map(&:semantic_id).any? do |semantic_id|
+          FdcUrlBuilder.new(semantic_id).catalog_url == catalog_url
+        end
+      end
+    end
   end
 end

app/views/admin/dfc_product_imports/_absent_variant.html.haml

@@ -0,0 +1,8 @@
+%tr
+  %td
+    %label
+      ❌
+      = absent_variant.product_and_full_name
+  %td
+    = t(".reset")
+    = link_to(absent_variant.product_id, edit_admin_product_path(absent_variant.product_id))

app/views/admin/dfc_product_imports/import.html.haml

@@ -5,4 +5,4 @@
 
 %p= t(".imported_products", count: @count)
 
-%p= t(".reset_products", count: @reset_count)
+%p= t(".reset_products", count: @reset_count) if @reset_count.positive?

app/views/admin/dfc_product_imports/index.html.haml

@@ -6,6 +6,7 @@
 
   %p= t('.catalog_url', count: @items.count, catalog_url: @catalog_url)
   %p= t('.enterprise', enterprise_name: @enterprise.name)
+  %p= t('.absent_products', count: @absent_items.count)
   %br
 
   = form_with url: main_app.import_admin_dfc_product_imports_path, html: { "data-controller": "checked" } do |form|
@@ -32,6 +33,7 @@
                 = link_to(existing_product.id, edit_admin_product_path(existing_product))
               - else
                 = t(".new")
+        = render partial: "absent_variant", collection: @absent_items
 
     %span{ "data-controller": "checked-feedback", "data-checked-feedback-translation-value": "admin.dfc_product_imports.index.selected" }
       = t(".selected", count: @items.count)