Starting specing P&I Report

lib/open_food_network/products_and_inventory_report.rb

@@ -0,0 +1,43 @@
+module OpenFoodNetwork
+
+  class ProductsAndInventoryReport
+    def initialize(user, params = {})
+      @user = user
+      @params = params
+      #@variants = fetch_variants
+      # Fetch filter(variants) + filter(master_variants)
+      # Fetch master variants
+      #
+      # Filter variants
+      #
+      # Merge variants
+      #
+      # Build table
+    end
+
+    def header
+      ["Supplier", "Product", "SKU", "Variant", "On Hand", "Price"]
+    end
+
+    def table
+      variants.map do |variant|
+        [variant.product.supplier.name,
+         variant.product.name,
+         variant.sku,
+         variant.options_text,
+         variant.count_on_hand,
+         variant.price]
+      end
+    end
+
+    def variants
+      filter(child_variants) + filter(master_variants)
+    end
+
+    def child_variants
+      Spree::Variant.where(:is_master => false)
+      .joins(:product)
+      .merge(Spree::Product.managed_by(@user))
+    end
+  end
+end