fix: reposting not working for internal transferred purchase receipt

erpnext/stock/doctype/purchase_receipt/purchase_receipt.py

@@ -362,6 +362,12 @@ class PurchaseReceipt(BuyingController):
 						if credit_currency == self.company_currency
 						else flt(d.net_amount, d.precision("net_amount"))
 					)
+
+					outgoing_amount = d.base_net_amount
+					if self.is_internal_supplier and d.valuation_rate:
+						outgoing_amount = d.valuation_rate * d.stock_qty
+						credit_amount = outgoing_amount
+
 					if credit_amount:
 						account = warehouse_account[d.from_warehouse]["account"] if d.from_warehouse else stock_rbnb
 
@@ -369,7 +375,7 @@ class PurchaseReceipt(BuyingController):
 							gl_entries=gl_entries,
 							account=account,
 							cost_center=d.cost_center,
-							debit=-1 * flt(d.base_net_amount, d.precision("base_net_amount")),
+							debit=-1 * flt(outgoing_amount, d.precision("base_net_amount")),
 							credit=0.0,
 							remarks=remarks,
 							against_account=warehouse_account_name,
@@ -456,7 +462,7 @@ class PurchaseReceipt(BuyingController):
 
 					# divisional loss adjustment
 					valuation_amount_as_per_doc = (
-						flt(d.base_net_amount, d.precision("base_net_amount"))
+						flt(outgoing_amount, d.precision("base_net_amount"))
 						+ flt(d.landed_cost_voucher_amount)
 						+ flt(d.rm_supp_cost)
 						+ flt(d.item_tax_amount)

erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py

@@ -5,6 +5,7 @@
 import frappe
 from frappe.tests.utils import FrappeTestCase, change_settings
 from frappe.utils import add_days, cint, cstr, flt, today
+from pypika import functions as fn
 
 import erpnext
 from erpnext.accounts.doctype.account.test_account import get_inventory_account
@@ -1156,6 +1157,125 @@ class TestPurchaseReceipt(FrappeTestCase):
 			if gle.account == account:
 				self.assertEqual(gle.credit, 50)
 
+	def test_backdated_transaction_for_internal_transfer(self):
+		from erpnext.stock.doctype.delivery_note.delivery_note import make_inter_company_purchase_receipt
+		from erpnext.stock.doctype.delivery_note.test_delivery_note import create_delivery_note
+
+		prepare_data_for_internal_transfer()
+		customer = "_Test Internal Customer 2"
+		company = "_Test Company with perpetual inventory"
+
+		from_warehouse = create_warehouse("_Test Internal From Warehouse New", company=company)
+		to_warehouse = create_warehouse("_Test Internal To Warehouse New", company=company)
+		item_doc = create_item("Test Internal Transfer Item")
+
+		target_warehouse = create_warehouse("_Test Internal GIT Warehouse New", company=company)
+
+		make_purchase_receipt(
+			item_code=item_doc.name,
+			company=company,
+			posting_date=add_days(today(), -1),
+			warehouse=from_warehouse,
+			qty=1,
+			rate=100,
+		)
+
+		dn1 = create_delivery_note(
+			item_code=item_doc.name,
+			company=company,
+			customer=customer,
+			cost_center="Main - TCP1",
+			expense_account="Cost of Goods Sold - TCP1",
+			qty=1,
+			rate=500,
+			warehouse=from_warehouse,
+			target_warehouse=target_warehouse,
+		)
+
+		self.assertEqual(dn1.items[0].rate, 100)
+
+		pr1 = make_inter_company_purchase_receipt(dn1.name)
+		pr1.items[0].warehouse = to_warehouse
+		self.assertEqual(pr1.items[0].rate, 100)
+		pr1.submit()
+
+		# Backdated purchase receipt entry, the valuation rate should be updated for DN1 and PR1
+		make_purchase_receipt(
+			item_code=item_doc.name,
+			company=company,
+			posting_date=add_days(today(), -2),
+			warehouse=from_warehouse,
+			qty=1,
+			rate=200,
+		)
+
+		dn_value = frappe.db.get_value(
+			"Stock Ledger Entry",
+			{"voucher_type": "Delivery Note", "voucher_no": dn1.name, "warehouse": target_warehouse},
+			"stock_value_difference",
+		)
+
+		self.assertEqual(abs(dn_value), 200.00)
+
+		pr_value = frappe.db.get_value(
+			"Stock Ledger Entry",
+			{"voucher_type": "Purchase Receipt", "voucher_no": pr1.name, "warehouse": to_warehouse},
+			"stock_value_difference",
+		)
+
+		self.assertEqual(abs(pr_value), 200.00)
+		pr1.load_from_db()
+
+		self.assertEqual(pr1.items[0].valuation_rate, 200)
+		self.assertEqual(pr1.items[0].rate, 100)
+
+		Gl = frappe.qb.DocType("GL Entry")
+
+		query = (
+			frappe.qb.from_(Gl)
+			.select(
+				(fn.Sum(Gl.debit) - fn.Sum(Gl.credit)).as_("value"),
+			)
+			.where((Gl.voucher_type == pr1.doctype) & (Gl.voucher_no == pr1.name))
+		).run(as_dict=True)
+
+		self.assertEqual(query[0].value, 0)
+
+
+def prepare_data_for_internal_transfer():
+	from erpnext.accounts.doctype.sales_invoice.test_sales_invoice import create_internal_supplier
+	from erpnext.selling.doctype.customer.test_customer import create_internal_customer
+
+	company = "_Test Company with perpetual inventory"
+
+	create_internal_customer(
+		"_Test Internal Customer 2",
+		company,
+		company,
+	)
+
+	create_internal_supplier(
+		"_Test Internal Supplier 2",
+		company,
+		company,
+	)
+
+	if not frappe.db.get_value("Company", company, "unrealized_profit_loss_account"):
+		account = "Unrealized Profit and Loss - TCP1"
+		if not frappe.db.exists("Account", account):
+			frappe.get_doc(
+				{
+					"doctype": "Account",
+					"account_name": "Unrealized Profit and Loss",
+					"parent_account": "Direct Income - TCP1",
+					"company": company,
+					"is_group": 0,
+					"account_type": "Income Account",
+				}
+			).insert()
+
+		frappe.db.set_value("Company", company, "unrealized_profit_loss_account", account)
+
 
 def get_sl_entries(voucher_type, voucher_no):
 	return frappe.db.sql(

erpnext/stock/stock_ledger.py

@@ -649,21 +649,25 @@ class update_entries_after(object):
 
 			elif (
 				sle.voucher_type in ["Purchase Receipt", "Purchase Invoice"]
-				and sle.actual_qty > 0
+				and sle.voucher_detail_no
 				and frappe.get_cached_value(sle.voucher_type, sle.voucher_no, "is_internal_supplier")
 			):
-				sle_details = frappe.db.get_value(
-					"Stock Ledger Entry",
-					{
-						"voucher_type": sle.voucher_type,
-						"voucher_no": sle.voucher_no,
-						"dependant_sle_voucher_detail_no": sle.voucher_detail_no,
-					},
-					["stock_value_difference", "actual_qty"],
-					as_dict=1,
+				field = (
+					"delivery_note_item" if sle.voucher_type == "Purchase Receipt" else "sales_invoice_item"
+				)
+				doctype = (
+					"Delivery Note Item" if sle.voucher_type == "Purchase Receipt" else "Sales Invoice Item"
+				)
+				refernce_name = frappe.get_cached_value(
+					sle.voucher_type + " Item", sle.voucher_detail_no, field
 				)
 
-				rate = abs(sle_details.stock_value_difference / sle.actual_qty)
+				if refernce_name:
+					rate = frappe.get_cached_value(
+						doctype,
+						refernce_name,
+						"incoming_rate",
+					)
 			else:
 				if sle.voucher_type in ("Purchase Receipt", "Purchase Invoice"):
 					rate_field = "valuation_rate"
@@ -745,7 +749,12 @@ class update_entries_after(object):
 	def update_rate_on_purchase_receipt(self, sle, outgoing_rate):
 		if frappe.db.exists(sle.voucher_type + " Item", sle.voucher_detail_no):
 			frappe.db.set_value(
-				sle.voucher_type + " Item", sle.voucher_detail_no, "base_net_rate", outgoing_rate
+				sle.voucher_type + " Item",
+				sle.voucher_detail_no,
+				{
+					"base_net_rate": outgoing_rate,
+					"valuation_rate": outgoing_rate,
+				},
 			)
 		else:
 			frappe.db.set_value(