fix: use serial batch fields for packed items

erpnext/accounts/doctype/sales_invoice/sales_invoice.py

@@ -447,7 +447,11 @@ def on_submit(self):
 		# Updating stock ledger should always be called after updating prevdoc status,
 		# because updating reserved qty in bin depends upon updated delivered qty in SO
 		if self.update_stock == 1:
-			self.make_bundle_using_old_serial_batch_fields()
+			for table_name in ["items", "packed_items"]:
+				if not self.get(table_name):
+					continue
+
+				self.make_bundle_using_old_serial_batch_fields(table_name)
 			self.update_stock_ledger()
 
 		# this sequence because outstanding may get -ve

erpnext/controllers/selling_controller.py

@@ -703,6 +703,9 @@ def set_default_income_account_for_item(obj):
 def get_serial_and_batch_bundle(child, parent):
 	from erpnext.stock.serial_batch_bundle import SerialBatchCreation
 
+	if child.get("use_serial_batch_fields"):
+		return
+
 	if not frappe.db.get_single_value(
 		"Stock Settings", "auto_create_serial_and_batch_bundle_for_outward"
 	):

erpnext/controllers/stock_controller.py

@@ -158,7 +158,7 @@ def clean_serial_nos(self):
 				# remove extra whitespace and store one serial no on each line
 				row.serial_no = clean_serial_no_string(row.serial_no)
 
-	def make_bundle_using_old_serial_batch_fields(self):
+	def make_bundle_using_old_serial_batch_fields(self, table_name=None):
 		from erpnext.stock.doctype.serial_no.serial_no import get_serial_nos
 		from erpnext.stock.serial_batch_bundle import SerialBatchCreation
 
@@ -169,7 +169,9 @@ def make_bundle_using_old_serial_batch_fields(self):
 		if frappe.flags.in_test and frappe.flags.use_serial_and_batch_fields:
 			return
 
-		table_name = "items"
+		if not table_name:
+			table_name = "items"
+
 		if self.doctype == "Asset Capitalization":
 			table_name = "stock_items"
 
@@ -192,6 +194,12 @@ def make_bundle_using_old_serial_batch_fields(self):
 					qty = row.qty
 					type_of_transaction = "Inward"
 					warehouse = row.warehouse
+				elif table_name == "packed_items":
+					qty = row.qty
+					warehouse = row.warehouse
+					type_of_transaction = "Outward"
+					if self.is_return:
+						type_of_transaction = "Inward"
 				else:
 					qty = row.stock_qty if self.doctype != "Stock Entry" else row.transfer_qty
 					type_of_transaction = get_type_of_transaction(self, row)

erpnext/stock/doctype/delivery_note/delivery_note.py

@@ -399,7 +399,12 @@ def on_submit(self):
 		elif self.issue_credit_note:
 			self.make_return_invoice()
 
-		self.make_bundle_using_old_serial_batch_fields()
+		for table_name in ["items", "packed_items"]:
+			if not self.get(table_name):
+				continue
+
+			self.make_bundle_using_old_serial_batch_fields(table_name)
+
 		# Updating stock ledger should always be called after updating prevdoc status,
 		# because updating reserved qty in bin depends upon updated delivered qty in SO
 		self.update_stock_ledger()

erpnext/stock/doctype/delivery_note/test_delivery_note.py

@@ -1078,6 +1078,8 @@ def test_make_sales_invoice_from_dn_with_returned_qty_duplicate_items(self):
 		self.assertEqual(si2.items[1].qty, 1)
 
 	def test_delivery_note_bundle_with_batched_item(self):
+		frappe.db.set_single_value("Stock Settings", "use_serial_batch_fields", 0)
+
 		batched_bundle = make_item("_Test Batched bundle", {"is_stock_item": 0})
 		batched_item = make_item(
 			"_Test Batched Item",
@@ -1099,6 +1101,8 @@ def test_delivery_note_bundle_with_batched_item(self):
 		batch_no = get_batch_from_bundle(dn.packed_items[0].serial_and_batch_bundle)
 		self.assertTrue(batch_no)
 
+		frappe.db.set_single_value("Stock Settings", "use_serial_batch_fields", 1)
+
 	def test_payment_terms_are_fetched_when_creating_sales_invoice(self):
 		from erpnext.accounts.doctype.payment_entry.test_payment_entry import (
 			create_payment_terms_template,
@@ -1551,6 +1555,53 @@ def test_internal_transfer_for_non_stock_item(self):
 		self.assertEqual(so.items[0].rate, rate)
 		self.assertEqual(dn.items[0].rate, so.items[0].rate)
 
+	def test_use_serial_batch_fields_for_packed_items(self):
+		bundle_item = make_item("Test _Packed Product Bundle Item ", {"is_stock_item": 0})
+		serial_item = make_item(
+			"Test _Packed Serial Item ",
+			{"is_stock_item": 1, "has_serial_no": 1, "serial_no_series": "SN-TESTSERIAL-.#####"},
+		)
+		batch_item = make_item(
+			"Test _Packed Batch Item ",
+			{
+				"is_stock_item": 1,
+				"has_batch_no": 1,
+				"batch_no_series": "BATCH-TESTSERIAL-.#####",
+				"create_new_batch": 1,
+			},
+		)
+		make_product_bundle(parent=bundle_item.name, items=[serial_item.name, batch_item.name])
+
+		item_details = {}
+		for item in [serial_item, batch_item]:
+			se = make_stock_entry(
+				item_code=item.name, target="_Test Warehouse - _TC", qty=5, basic_rate=100
+			)
+			item_details[item.name] = se.items[0].serial_and_batch_bundle
+
+		dn = create_delivery_note(item_code=bundle_item.name, qty=1, do_not_submit=True)
+		serial_no = ""
+		for row in dn.packed_items:
+			row.use_serial_batch_fields = 1
+
+			if row.item_code == serial_item.name:
+				serial_and_batch_bundle = item_details[serial_item.name]
+				row.serial_no = get_serial_nos_from_bundle(serial_and_batch_bundle)[3]
+				serial_no = row.serial_no
+			else:
+				serial_and_batch_bundle = item_details[batch_item.name]
+				row.batch_no = get_batch_from_bundle(serial_and_batch_bundle)
+
+		dn.submit()
+		dn.load_from_db()
+
+		for row in dn.packed_items:
+			self.assertTrue(row.serial_no or row.batch_no)
+			self.assertTrue(row.serial_and_batch_bundle)
+
+			if row.serial_no:
+				self.assertEqual(row.serial_no, serial_no)
+
 
 def create_delivery_note(**args):
 	dn = frappe.new_doc("Delivery Note")

erpnext/stock/doctype/packed_item/packed_item.py

@@ -227,6 +227,9 @@ def update_packed_item_stock_data(main_item_row, pi_row, packing_item, item_data
 	bin = get_packed_item_bin_qty(packing_item.item_code, pi_row.warehouse)
 	pi_row.actual_qty = flt(bin.get("actual_qty"))
 	pi_row.projected_qty = flt(bin.get("projected_qty"))
+	pi_row.use_serial_batch_fields = frappe.db.get_single_value(
+		"Stock Settings", "use_serial_batch_fields"
+	)
 
 
 def update_packed_item_price_data(pi_row, item_data, doc):

erpnext/stock/doctype/serial_and_batch_bundle/serial_and_batch_bundle.py

@@ -257,9 +257,9 @@ def set_incoming_rate_for_outward_transaction(
 				if sn_obj.batch_avg_rate.get(d.batch_no):
 					d.incoming_rate = abs(sn_obj.batch_avg_rate.get(d.batch_no))
 
-				available_qty = flt(sn_obj.available_qty.get(d.batch_no))
+				available_qty = flt(sn_obj.available_qty.get(d.batch_no), d.precision("qty"))
 				if self.docstatus == 1:
-					available_qty += flt(d.qty)
+					available_qty += flt(d.qty, d.precision("qty"))
 
 				if not allow_negative_stock:
 					self.validate_negative_batch(d.batch_no, available_qty)

erpnext/stock/doctype/stock_entry/stock_entry.py

@@ -1033,7 +1033,7 @@ def make_serial_and_batch_bundle_for_outward(self):
 		already_picked_serial_nos = []
 
 		for row in self.items:
-			if row.use_serial_batch_fields and (row.serial_no or row.batch_no):
+			if row.use_serial_batch_fields:
 				continue
 
 			if not row.s_warehouse: