fix: Validate party on non receivable / payable account (backport frappe#44883) (frappe#44973)

* fix: validate party on non receivable / payable account

(cherry picked from commit c6a2d86)

* test: add unit test to validate on non receivable / payable account

(cherry picked from commit a10a15b)

* fix: Set account type payable for advance account

(cherry picked from commit 8abbece)

---------

Co-authored-by: Karuppasamy923 <[email protected]>

Author: mergify[bot]

erpnext/accounts/doctype/gl_entry/gl_entry.py

@@ -13,7 +13,11 @@
 from erpnext.accounts.doctype.accounting_dimension.accounting_dimension import (
 	get_checks_for_pl_and_bs_accounts,
 )
-from erpnext.accounts.party import validate_party_frozen_disabled, validate_party_gle_currency
+from erpnext.accounts.party import (
+	validate_account_party_type,
+	validate_party_frozen_disabled,
+	validate_party_gle_currency,
+)
 from erpnext.accounts.utils import get_account_currency, get_fiscal_year
 from erpnext.exceptions import InvalidAccountCurrency
 
@@ -268,6 +272,7 @@ def validate_cost_center(self):
 
 	def validate_party(self):
 		validate_party_frozen_disabled(self.party_type, self.party)
+		validate_account_party_type(self)
 
 	def validate_currency(self):
 		company_currency = erpnext.get_company_currency(self.company)

erpnext/accounts/doctype/gl_entry/test_gl_entry.py

@@ -79,3 +79,48 @@ def test_rename_entries(self):
 			"SELECT current from tabSeries where name = %s", naming_series
 		)[0][0]
 		self.assertEqual(old_naming_series_current_value + 2, new_naming_series_current_value)
+
+	def test_validate_account_party_type(self):
+		jv = make_journal_entry(
+			"_Test Account Cost for Goods Sold - _TC",
+			"_Test Bank - _TC",
+			100,
+			"_Test Cost Center - _TC",
+			save=False,
+			submit=False,
+		)
+
+		for row in jv.accounts:
+			row.party_type = "Supplier"
+			break
+
+		jv.save()
+		try:
+			jv.submit()
+		except Exception as e:
+			self.assertEqual(
+				str(e),
+				"Party Type and Party can only be set for Receivable / Payable account_Test Account Cost for Goods Sold - _TC",
+			)
+
+		jv1 = make_journal_entry(
+			"_Test Account Cost for Goods Sold - _TC",
+			"_Test Bank - _TC",
+			100,
+			"_Test Cost Center - _TC",
+			save=False,
+			submit=False,
+		)
+
+		for row in jv.accounts:
+			row.party_type = "Customer"
+			break
+
+		jv1.save()
+		try:
+			jv1.submit()
+		except Exception as e:
+			self.assertEqual(
+				str(e),
+				"Party Type and Party can only be set for Receivable / Payable account_Test Account Cost for Goods Sold - _TC",
+			)

erpnext/accounts/doctype/payment_entry/test_payment_entry.py

@@ -1479,7 +1479,7 @@ def test_advance_as_liability_against_order(self):
 			parent_account="Current Liabilities - _TC",
 			account_name="Advances Paid",
 			company=company,
-			account_type="Liability",
+			account_type="Payable",
 		)
 
 		frappe.db.set_value(

erpnext/accounts/party.py

@@ -759,6 +759,17 @@ def validate_party_frozen_disabled(party_type, party_name):
 				frappe.msgprint(_("{0} {1} is not active").format(party_type, party_name), alert=True)
 
 
+def validate_account_party_type(self):
+	if self.party_type and self.party:
+		account_type = frappe.get_cached_value("Account", self.account, "account_type")
+		if account_type and (account_type not in ["Receivable", "Payable"]):
+			frappe.throw(
+				_(
+					"Party Type and Party can only be set for Receivable / Payable account<br><br>" "{0}"
+				).format(self.account)
+			)
+
+
 def get_dashboard_info(party_type, party, loyalty_program=None):
 	current_fiscal_year = get_fiscal_year(nowdate(), as_dict=True)