fix: keep closed rows out of Update Items (#58609)

erpnext/accounts/services/child_item_update.py

@@ -82,6 +82,13 @@ class ChildItemUpdater:
 				if is_child_item_unchanged(change_state):
 					continue
 
+				if child_item.get("closed"):
+					frappe.throw(
+						_(
+							"Row #{0}: Cannot change item {1} because it is closed. Reopen the row first."
+						).format(child_item.idx, child_item.item_code)
+					)
+
 			self._validate_quantity_and_rate(child_item, d, rate_unchanged)
 
 			if flt(child_item.get("qty")) != flt(d.get("qty")):
@@ -478,7 +485,11 @@ def update_bin_on_delete(row, doctype: str) -> None:
 def validate_and_delete_children(parent, data, ordered_item=None) -> bool:
 	"""Delete child rows not present in data; return True if any were removed."""
 	updated_item_names = [d.get("docname") for d in data]
-	deleted_children = [item for item in parent.items if item.name not in updated_item_names]
+	# A closed row is left out of the payload rather than deleted, so its absence
+	# must not be read as a removal.
+	deleted_children = [
+		item for item in parent.items if item.name not in updated_item_names and not item.get("closed")
+	]
 
 	for d in deleted_children:
 		validate_child_on_delete(d, parent, ordered_item)

erpnext/controllers/tests/test_item_close_update_items.py

@@ -0,0 +1,96 @@
+# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+import json
+
+import frappe
+from frappe.utils import add_days, nowdate
+
+from erpnext.accounts.services.child_item_update import update_child_qty_rate
+from erpnext.buying.doctype.purchase_order.test_purchase_order import create_purchase_order
+from erpnext.controllers.item_close import update_closed_status
+from erpnext.stock.doctype.item.test_item import make_item
+from erpnext.tests.utils import ERPNextTestSuite
+
+WAREHOUSE = "_Test Warehouse - _TC"
+
+
+class TestUpdateItemsWithClosedRows(ERPNextTestSuite):
+	def setUp(self):
+		self.first_item = make_item(properties={"is_stock_item": 1}).name
+		self.second_item = make_item(properties={"is_stock_item": 1}).name
+
+	def make_purchase_order(self):
+		po = create_purchase_order(item_code=self.first_item, qty=10, rate=100, do_not_save=True)
+		po.append(
+			"items",
+			{
+				"item_code": self.second_item,
+				"warehouse": WAREHOUSE,
+				"qty": 10,
+				"rate": 100,
+				"schedule_date": add_days(nowdate(), 1),
+			},
+		)
+		po.set_missing_values()
+		po.insert()
+		po.submit()
+		update_closed_status("Purchase Order", po.name, [po.items[1].name], 1)
+		po.reload()
+		return po
+
+	def as_payload(self, rows, **overrides):
+		return json.dumps(
+			[
+				{
+					"docname": row.name,
+					"item_code": row.item_code,
+					"qty": overrides.get(row.name, row.qty),
+					"rate": row.rate,
+					"uom": row.uom,
+					"conversion_factor": row.conversion_factor,
+					"description": row.description,
+					"schedule_date": str(row.schedule_date),
+				}
+				for row in rows
+			]
+		)
+
+	def test_payload_without_the_closed_row_does_not_delete_it(self):
+		"""The dialog omits closed rows, and absence must not read as removal."""
+		po = self.make_purchase_order()
+		open_row, closed_row = po.items[0], po.items[1]
+
+		update_child_qty_rate("Purchase Order", self.as_payload([open_row], **{open_row.name: 15}), po.name)
+
+		po.reload()
+		self.assertEqual(len(po.items), 2)
+		self.assertEqual(po.items[0].qty, 15)
+		self.assertTrue(po.items[1].closed)
+		self.assertEqual(po.items[1].name, closed_row.name)
+
+	def test_closed_row_cannot_be_changed_through_the_api(self):
+		"""The dialog hides closed rows, but the whitelisted call is the real gate."""
+		po = self.make_purchase_order()
+		closed_row = po.items[1]
+
+		self.assertRaises(
+			frappe.ValidationError,
+			update_child_qty_rate,
+			"Purchase Order",
+			self.as_payload(po.items, **{closed_row.name: 99}),
+			po.name,
+		)
+
+		po.reload()
+		self.assertEqual(po.items[1].qty, 10)
+
+	def test_unchanged_closed_row_in_the_payload_is_tolerated(self):
+		"""A caller sending the whole table untouched should not be rejected."""
+		po = self.make_purchase_order()
+
+		update_child_qty_rate("Purchase Order", self.as_payload(po.items), po.name)
+
+		po.reload()
+		self.assertEqual(len(po.items), 2)
+		self.assertTrue(po.items[1].closed)

erpnext/public/js/utils.js

@@ -730,7 +730,9 @@ erpnext.utils.update_child_items = function (opts) {
 	const has_reserved_stock = opts.has_reserved_stock ? true : false;
 	const get_precision = (fieldname) => child_meta.fields.find((f) => f.fieldname == fieldname).precision;
 
-	this.data = frm.doc[opts.child_docname].map((d) => {
+	this.data = frm.doc[opts.child_docname]
+		.filter((d) => !d.closed)
+		.map((d) => {
 			return {
 				docname: d.name,
 				name: d.name,