fix: Cart & Popup Logic of Item variant without Website Item (backport #29383)

erpnext/e_commerce/shopping_cart/cart.py

@@ -276,10 +276,29 @@ def guess_territory():
 
 def decorate_quotation_doc(doc):
 	for d in doc.get("items", []):
+		item_code = d.item_code
+		fields = ["web_item_name", "thumbnail", "website_image", "description", "route"]
+
+		# Variant Item
+		if not frappe.db.exists("Website Item", {"item_code": item_code}):
+			variant_data = frappe.db.get_values(
+				"Item",
+				filters={"item_code": item_code},
+				fieldname=["variant_of", "item_name", "image"],
+				as_dict=True
+			)[0]
+			item_code = variant_data.variant_of
+			fields = fields[1:]
+			d.website_item_name = variant_data.item_name
+
+			if variant_data.image: # get image from variant or template web item
+				d.thumbnail = variant_data.image
+				fields = fields[2:]
+
 		d.update(frappe.db.get_value(
 			"Website Item",
-			{"item_code": d.item_code},
-			["web_item_name", "thumbnail", "website_image", "description", "route"],
+			{"item_code": item_code},
+			fields,
 			as_dict=True)
 		)
 

erpnext/e_commerce/shopping_cart/test_shopping_cart.py

@@ -9,8 +9,13 @@
 
 from erpnext.accounts.doctype.tax_rule.tax_rule import ConflictingTaxRule
 from erpnext.e_commerce.doctype.website_item.website_item import make_website_item
-from erpnext.e_commerce.shopping_cart.cart import _get_cart_quotation, get_party, update_cart
-from erpnext.tests.utils import create_test_contact_and_address
+from erpnext.e_commerce.shopping_cart.cart import (
+	_get_cart_quotation,
+	get_cart_quotation,
+	get_party,
+	update_cart,
+)
+from erpnext.tests.utils import change_settings, create_test_contact_and_address
 
 
 class TestShoppingCart(unittest.TestCase):
@@ -34,6 +39,7 @@ def setUp(self):
 			make_website_item(frappe.get_cached_doc("Item",  "_Test Item 2"))
 
 	def tearDown(self):
+		frappe.db.rollback()
 		frappe.set_user("Administrator")
 		self.disable_shopping_cart()
 
@@ -128,6 +134,40 @@ def test_tax_rule(self):
 
 		self.remove_test_quotation(quotation)
 
+	@change_settings("E Commerce Settings",{
+		"company": "_Test Company",
+		"enabled": 1,
+		"default_customer_group": "_Test Customer Group",
+		"price_list": "_Test Price List India",
+		"show_price": 1
+	})
+	def test_add_item_variant_without_web_item_to_cart(self):
+		"Test adding Variants having no Website Items in cart via Template Web Item."
+		from erpnext.controllers.item_variant import create_variant
+		from erpnext.e_commerce.doctype.website_item.website_item import make_website_item
+		from erpnext.stock.doctype.item.test_item import make_item
+
+		template_item = make_item("Test-Tshirt-Temp", {
+			"has_variant": 1,
+			"variant_based_on": "Item Attribute",
+			"attributes": [
+				{"attribute": "Test Size"},
+				{"attribute": "Test Colour"}
+			]
+		})
+		variant = create_variant("Test-Tshirt-Temp", {
+			"Test Size": "Small", "Test Colour": "Red"
+		})
+		variant.save()
+		make_website_item(template_item) # publish template not variant
+
+		update_cart("Test-Tshirt-Temp-S-R", 1)
+
+		cart = get_cart_quotation() # test if cart page gets data without errors
+		doc = cart.get("doc")
+
+		self.assertEqual(doc.get("items")[0].item_name, "Test-Tshirt-Temp-S-R")
+
 	def create_tax_rule(self):
 		tax_rule = frappe.get_test_records("Tax Rule")[0]
 		try:

erpnext/e_commerce/variant_selector/test_variant_selector.py

@@ -4,43 +4,39 @@
 
 from erpnext.controllers.item_variant import create_variant
 from erpnext.e_commerce.doctype.website_item.website_item import make_website_item
+from erpnext.e_commerce.variant_selector.utils import get_next_attribute_and_values
 from erpnext.stock.doctype.item.test_item import make_item
+from erpnext.tests.utils import ERPNextTestCase, change_settings
 
 test_dependencies = ["Item"]
 
-class TestVariantSelector(unittest.TestCase):
+class TestVariantSelector(ERPNextTestCase):
 
-	def setUp(self) -> None:
-		self.template_item = make_item("Test-Tshirt-Temp", {
+	@classmethod
+	def setUpClass(cls):
+		template_item = make_item("Test-Tshirt-Temp", {
 			"has_variant": 1,
 			"variant_based_on": "Item Attribute",
 			"attributes": [
-				{
-					"attribute": "Test Size"
-				},
-				{
-					"attribute": "Test Colour"
-				}
+				{"attribute": "Test Size"},
+				{"attribute": "Test Colour"}
 			]
 		})
 
 		# create L-R, L-G, M-R, M-G and S-R
 		for size in ("Large", "Medium",):
 			for colour in ("Red", "Green",):
 				variant = create_variant("Test-Tshirt-Temp", {
-					"Test Size": size,
-					"Test Colour": colour
+					"Test Size": size, "Test Colour": colour
 				})
 				variant.save()
 
 		variant = create_variant("Test-Tshirt-Temp", {
-			"Test Size": "Small",
-			"Test Colour": "Red"
+			"Test Size": "Small", "Test Colour": "Red"
 		})
 		variant.save()
 
-	def tearDown(self):
-		frappe.db.rollback()
+		make_website_item(template_item) # publish template not variants
 
 	def test_item_attributes(self):
 		"""
@@ -51,8 +47,6 @@ def test_item_attributes(self):
 		"""
 		from erpnext.e_commerce.variant_selector.utils import get_attributes_and_values
 
-		make_website_item(self.template_item) # publish template not variants
-
 		attr_data = get_attributes_and_values("Test-Tshirt-Temp")
 
 		self.assertEqual(attr_data[0]["attribute"], "Test Size")
@@ -72,7 +66,7 @@ def test_item_attributes(self):
 		self.assertEqual(len(attr_data[0]["values"]), 2)  # ['Medium', 'Large']
 
 		# teardown
-		small_variant.disabled = 1
+		small_variant.disabled = 0
 		small_variant.save()
 
 	def test_next_item_variant_values(self):
@@ -84,8 +78,6 @@ def test_next_item_variant_values(self):
 			There is a ** Small-Red ** Tshirt. No other colour in this size.
 			On selecting ** Small **, only ** Red ** should be selectable next.
 		"""
-		from erpnext.e_commerce.variant_selector.utils import get_next_attribute_and_values
-
 		next_values = get_next_attribute_and_values("Test-Tshirt-Temp", selected_attributes={"Test Size": "Small"})
 		next_colours = next_values["valid_options_for_attributes"]["Test Colour"]
 		filtered_items = next_values["filtered_items"]
@@ -94,3 +86,29 @@ def test_next_item_variant_values(self):
 		self.assertEqual(next_colours.pop(), "Red")
 		self.assertEqual(len(filtered_items), 1)
 		self.assertEqual(filtered_items.pop(), "Test-Tshirt-Temp-S-R")
+
+	@change_settings("E Commerce Settings",{
+		"company": "_Test Company",
+		"enabled": 1,
+		"default_customer_group": "_Test Customer Group",
+		"price_list": "_Test Price List India",
+		"show_price": 1
+	})
+	def test_exact_match_with_price(self):
+		"""
+			Test price fetching and matching of variant without Website Item
+		"""
+		from erpnext.e_commerce.doctype.website_item.test_website_item import make_web_item_price
+
+		frappe.set_user("Administrator")
+		make_web_item_price(item_code="Test-Tshirt-Temp-S-R", price_list_rate=100)
+		next_values = get_next_attribute_and_values(
+			"Test-Tshirt-Temp",
+			selected_attributes={"Test Size": "Small", "Test Colour": "Red"}
+		)
+		price_info = next_values["product_info"]["price"]
+
+		self.assertEqual(next_values["exact_match"][0],"Test-Tshirt-Temp-S-R")
+		self.assertEqual(next_values["exact_match"][0],"Test-Tshirt-Temp-S-R")
+		self.assertEqual(price_info["price_list_rate"], 100.0)
+		self.assertEqual(price_info["formatted_price_sales_uom"], "₹ 100.00")

erpnext/e_commerce/variant_selector/utils.py

@@ -1,7 +1,12 @@
 import frappe
 from frappe.utils import cint
 
+from erpnext.e_commerce.doctype.e_commerce_settings.e_commerce_settings import (
+	get_shopping_cart_settings,
+)
+from erpnext.e_commerce.shopping_cart.cart import _set_price_list
 from erpnext.e_commerce.variant_selector.item_variants_cache import ItemVariantsCacheManager
+from erpnext.utilities.product import get_price
 
 
 def get_item_codes_by_attributes(attribute_filters, template_item_code=None):
@@ -143,14 +148,13 @@ def get_next_attribute_and_values(item_code, selected_attributes):
 	filtered_items_count = len(filtered_items)
 
 	# get product info if exact match
-	from erpnext.e_commerce.shopping_cart.product_info import get_product_info_for_website
+	# from erpnext.e_commerce.shopping_cart.product_info import get_product_info_for_website
 	if exact_match:
-		data = get_product_info_for_website(exact_match[0])
-		product_info = data.product_info
+		cart_settings = get_shopping_cart_settings()
+		product_info = get_item_variant_price_dict(exact_match[0], cart_settings)
+
 		if product_info:
-			product_info["allow_items_not_in_stock"] = cint(data.cart_settings.allow_items_not_in_stock)
-		if not data.cart_settings.show_price:
-			product_info = None
+			product_info["allow_items_not_in_stock"] = cint(cart_settings.allow_items_not_in_stock)
 	else:
 		product_info = None
 
@@ -195,3 +199,20 @@ def get_item_attributes(item_code):
 
 	return attributes
 
+def get_item_variant_price_dict(item_code, cart_settings):
+	if cart_settings.enabled and cart_settings.show_price:
+		is_guest = frappe.session.user == "Guest"
+		# Show Price if logged in.
+		# If not logged in, check if price is hidden for guest.
+		if not is_guest or not cart_settings.hide_price_for_guest:
+			price_list = _set_price_list(cart_settings, None)
+			price = get_price(
+				item_code,
+				price_list,
+				cart_settings.default_customer_group,
+				cart_settings.company
+			)
+			return {"price": price}
+
+	return None
+

erpnext/templates/generators/item/item_configure.js

@@ -214,7 +214,7 @@ class ItemConfigure {
 			? `<div class="alert alert-success d-flex justify-content-between align-items-center" role="alert">
 				<div><div>
 					${one_item}
-					${product_info && product_info.price && !$.isEmptyObject()
+					${product_info && product_info.price && !$.isEmptyObject(product_info.price)
 						? '(' + product_info.price.formatted_price_sales_uom + ')'
 						: ''
 					}