fix: set valuation rate for customer items to zero

- In stock reconciliation always set valuation rate of customer provided
items to zero during validation.
- Let user know the valuation has been changed.

erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py

@@ -29,9 +29,10 @@ class StockReconciliation(StockController):
 		self.remove_items_with_no_change()
 		self.validate_data()
 		self.validate_expense_account()
+		self.validate_customer_provided_item()
+		self.set_zero_value_for_customer_provided_items()
 		self.set_total_qty_and_amount()
 		self.validate_putaway_capacity()
-		self.validate_customer_provided_item()
 
 		if self._action=="submit":
 			self.make_batches('warehouse')
@@ -437,6 +438,20 @@ class StockReconciliation(StockController):
 			if frappe.db.get_value("Account", self.expense_account, "report_type") == "Profit and Loss":
 				frappe.throw(_("Difference Account must be a Asset/Liability type account, since this Stock Reconciliation is an Opening Entry"), OpeningEntryAccountError)
 
+	def set_zero_value_for_customer_provided_items(self):
+		changed_any_values = False
+
+		for d in self.get('items'):
+			is_customer_item = frappe.db.get_value('Item', d.item_code, 'is_customer_provided_item')
+			if is_customer_item and d.valuation_rate:
+				d.valuation_rate = 0.0
+				changed_any_values = True
+
+		if changed_any_values:
+			msgprint(_("Valuation rate for customer provided items has been set to zero."),
+				title=_("Note"), indicator="blue")
+
+
 	def set_total_qty_and_amount(self):
 		for d in self.get("items"):
 			d.amount = flt(d.qty, d.precision("qty")) * flt(d.valuation_rate, d.precision("valuation_rate"))