Fix: Recipe quantity was not having any effect or being updated.

brewman/views/recipe.py

@@ -85,7 +85,7 @@ def save(request):
 
     menu_item = MenuItem(0, name, units=units, is_semi=is_semi, fraction=fraction, fraction_units=fraction_units,
                          product_group_id=product_group_id, ledger_id=Ledger.all_purchases(),
-                         price=recipe_cost, is_active=True).create()
+                         price=round(recipe_cost / recipe_quantity, 2), is_active=True).create()
 
     recipe = Recipe(date=date, product_id=menu_item.id, quantity=recipe_quantity, sale_price=sale_price, notes='')
     recipe.product = menu_item
@@ -150,7 +150,7 @@ def update(request):
             rate = ingredient_price / (product.fraction * product.product_yield)
             recipe_cost += rate * quantity
             recipe_items.append(RecipeItem(None, product.id, quantity, ingredient_price))
-        recipe.product.price = recipe_cost
+        recipe.product.price = round(recipe_cost / recipe.quantity, 2)
         for i in range(len(recipe.recipe_items), 0, -1):
             recipe_item = recipe.recipe_items.pop()
             DBSession.delete(recipe_item)
@@ -167,6 +167,12 @@ def update(request):
                 raise ValidationError("Sale Price must be a decimal >= 0")
         except (ValueError, InvalidOperation):
             raise ValidationError("Sale Price must be a decimal >= 0")
+        try:
+            recipe_quantity = Decimal(json.get('Quantity', 0))
+            if recipe_quantity < 0:
+                raise ValidationError("Quantity must be a decimal >= 0")
+        except (ValueError, InvalidOperation):
+            raise ValidationError("Quantity must be a decimal >= 0")
         recipe_items = []
         for item in json['RecipeItems']:
             product = ProductBase.by_id(uuid.UUID(item['Product']['ProductID']))
@@ -177,15 +183,14 @@ def update(request):
             recipe_items.append(RecipeItem(None, product.id, quantity, ingredient_price))
 
         menu_item = recipe.product
-        print(menu_item.id)
-        recipe = Recipe(date=date, product_id=menu_item.id, quantity=1, sale_price=sale_price, notes='')
+        recipe = Recipe(date=date, product_id=menu_item.id, quantity=recipe_quantity, sale_price=sale_price, notes='')
         recipe.product = menu_item
+        menu_item.price = round(recipe_cost / recipe_quantity, 2)
         DBSession.add(recipe)
         for item in recipe_items:
             item.recipe_id = recipe.id
             recipe.recipe_items.append(item)
             DBSession.add(item)
-        print('One')
     transaction.commit()
     return recipe_info(recipe.id)