Merge pull request #38120 from frappe/mergify/bp/version-15-hotfix/pr-38071

fix: handle partial return against invoices in payment entries (#38071)

erpnext/accounts/doctype/payment_entry/payment_entry.py

@@ -1054,9 +1054,9 @@ class PaymentEntry(AccountsController):
 				item=self,
 			)
 
-			dr_or_cr = "credit" if self.payment_type == "Receive" else "debit"
-
 			for d in self.get("references"):
+				# re-defining dr_or_cr for every reference in order to avoid the last value affecting calculation of reverse
+				dr_or_cr = "credit" if self.payment_type == "Receive" else "debit"
 				cost_center = self.cost_center
 				if d.reference_doctype == "Sales Invoice" and not cost_center:
 					cost_center = frappe.db.get_value(d.reference_doctype, d.reference_name, "cost_center")
@@ -1072,11 +1072,9 @@ class PaymentEntry(AccountsController):
 					against_voucher_type = d.reference_doctype
 					against_voucher = d.reference_name
 
-				reverse_dr_or_cr, standalone_note = 0, 0
+				reverse_dr_or_cr = 0
 				if d.reference_doctype in ["Sales Invoice", "Purchase Invoice"]:
-					is_return, return_against = frappe.db.get_value(
-						d.reference_doctype, d.reference_name, ["is_return", "return_against"]
-					)
+					is_return = frappe.db.get_value(d.reference_doctype, d.reference_name, "is_return")
 					payable_party_types = get_party_types_from_account_type("Payable")
 					receivable_party_types = get_party_types_from_account_type("Receivable")
 					if is_return and self.party_type in receivable_party_types and (self.payment_type == "Pay"):
@@ -1086,7 +1084,7 @@ class PaymentEntry(AccountsController):
 					):
 						reverse_dr_or_cr = 1
 
-					if is_return and not return_against and not reverse_dr_or_cr:
+					if is_return and not reverse_dr_or_cr:
 						dr_or_cr = "debit" if dr_or_cr == "credit" else "credit"
 
 				gle.update(
@@ -1100,6 +1098,7 @@ class PaymentEntry(AccountsController):
 				)
 				gl_entries.append(gle)
 
+			dr_or_cr = "credit" if self.payment_type == "Receive" else "debit"
 			if self.unallocated_amount:
 				exchange_rate = self.get_exchange_rate()
 				base_unallocated_amount = self.unallocated_amount * exchange_rate

erpnext/accounts/doctype/payment_entry/test_payment_entry.py

@@ -1250,6 +1250,9 @@ class TestPaymentEntry(FrappeTestCase):
 		self.assertEqual(so.advance_paid, so.rounded_total)
 
 	def test_receive_payment_from_payable_party_type(self):
+		"""
+		Checks GL entries generated while receiving payments from a Payable Party Type.
+		"""
 		pe = create_payment_entry(
 			party_type="Supplier",
 			party="_Test Supplier",
@@ -1261,8 +1264,57 @@ class TestPaymentEntry(FrappeTestCase):
 		)
 		self.voucher_no = pe.name
 		self.expected_gle = [
-			{"account": "_Test Cash - _TC", "debit": 1000.0, "credit": 0.0},
 			{"account": "Creditors - _TC", "debit": 0.0, "credit": 1000.0},
+			{"account": "_Test Cash - _TC", "debit": 1000.0, "credit": 0.0},
+		]
+		self.check_gl_entries()
+
+	def test_payment_against_partial_return_invoice(self):
+		"""
+		Checks GL entries generated for partial return invoice payments.
+		"""
+		si = create_sales_invoice(qty=10, rate=10, customer="_Test Customer")
+		credit_note = create_sales_invoice(
+			qty=-4, rate=10, customer="_Test Customer", is_return=1, return_against=si.name
+		)
+		pe = create_payment_entry(
+			party_type="Customer",
+			party="_Test Customer",
+			payment_type="Receive",
+			paid_from="Debtors - _TC",
+			paid_to="_Test Cash - _TC",
+		)
+		pe.set(
+			"references",
+			[
+				{
+					"reference_doctype": "Sales Invoice",
+					"reference_name": si.name,
+					"due_date": si.get("due_date"),
+					"total_amount": si.grand_total,
+					"outstanding_amount": si.outstanding_amount,
+					"allocated_amount": si.outstanding_amount,
+				},
+				{
+					"reference_doctype": "Sales Invoice",
+					"reference_name": credit_note.name,
+					"due_date": credit_note.get("due_date"),
+					"total_amount": credit_note.grand_total,
+					"outstanding_amount": credit_note.outstanding_amount,
+					"allocated_amount": credit_note.outstanding_amount,
+				},
+			],
+		)
+		pe.save()
+		pe.submit()
+		self.assertEqual(pe.total_allocated_amount, 60)
+		self.assertEqual(pe.unallocated_amount, 940)
+		self.voucher_no = pe.name
+		self.expected_gle = [
+			{"account": "Debtors - _TC", "debit": 40.0, "credit": 0.0},
+			{"account": "Debtors - _TC", "debit": 0.0, "credit": 940.0},
+			{"account": "Debtors - _TC", "debit": 0.0, "credit": 100.0},
+			{"account": "_Test Cash - _TC", "debit": 1000.0, "credit": 0.0},
 		]
 		self.check_gl_entries()
 
@@ -1276,7 +1328,7 @@ class TestPaymentEntry(FrappeTestCase):
 				gle.credit,
 			)
 			.where((gle.voucher_no == self.voucher_no) & (gle.is_cancelled == 0))
-			.orderby(gle.account)
+			.orderby(gle.account, gle.debit, gle.credit, order=frappe.qb.desc)
 		).run(as_dict=True)
 		for row in range(len(self.expected_gle)):
 			for field in ["account", "debit", "credit"]: