From 4a35ff0e5763d4a124de0d84be6a1dce288e1a37 Mon Sep 17 00:00:00 2001
From: Rucha Mahabal <ruchamahabal2@gmail.com>
Date: Tue, 13 Jun 2023 12:03:55 +0530
Subject: [PATCH] fix: savepoint policy assignment submission, log errors &
 inform the user about failures (#35507)

---
 .../leave_policy_assignment.py                | 50 ++++++++++++++++---
 .../leave_policy_assignment_list.js           |  2 +-
 2 files changed, 44 insertions(+), 8 deletions(-)

diff --git a/erpnext/hr/doctype/leave_policy_assignment/leave_policy_assignment.py b/erpnext/hr/doctype/leave_policy_assignment/leave_policy_assignment.py
index 2330541813e..83c0b4dceba 100644
--- a/erpnext/hr/doctype/leave_policy_assignment/leave_policy_assignment.py
+++ b/erpnext/hr/doctype/leave_policy_assignment/leave_policy_assignment.py
@@ -8,7 +8,15 @@ from math import ceil
 import frappe
 from frappe import _, bold
 from frappe.model.document import Document
-from frappe.utils import date_diff, flt, formatdate, get_last_day, get_link_to_form, getdate
+from frappe.utils import (
+	comma_and,
+	date_diff,
+	flt,
+	formatdate,
+	get_last_day,
+	get_link_to_form,
+	getdate,
+)
 from six import string_types
 
 
@@ -207,7 +215,6 @@ def add_current_month_if_applicable(months_passed, date_of_joining, based_on_doj
 
 @frappe.whitelist()
 def create_assignment_for_multiple_employees(employees, data):
-
 	if isinstance(employees, string_types):
 		employees = json.loads(employees)
 
@@ -215,6 +222,8 @@ def create_assignment_for_multiple_employees(employees, data):
 		data = frappe._dict(json.loads(data))
 
 	docs_name = []
+	failed = []
+
 	for employee in employees:
 		assignment = frappe.new_doc("Leave Policy Assignment")
 		assignment.employee = employee
@@ -225,18 +234,45 @@ def create_assignment_for_multiple_employees(employees, data):
 		assignment.leave_period = data.leave_period or None
 		assignment.carry_forward = data.carry_forward
 		assignment.save()
-		try:
-			assignment.submit()
-		except frappe.exceptions.ValidationError:
-			continue
 
-		frappe.db.commit()
+		savepoint = "before_assignment_submission"
+
+		try:
+			frappe.db.savepoint(savepoint)
+			assignment.submit()
+		except Exception as e:
+			frappe.db.rollback(save_point=savepoint)
+			frappe.log_error(title=f"Leave Policy Assignment submission failed for {assignment.name}")
+			failed.append(assignment.name)
 
 		docs_name.append(assignment.name)
 
+	if failed:
+		show_assignment_submission_status(failed)
+
 	return docs_name
 
 
+def show_assignment_submission_status(failed):
+	frappe.clear_messages()
+	assignment_list = [get_link_to_form("Leave Policy Assignment", entry) for entry in failed]
+
+	msg = _("Failed to submit some leave policy assignments:")
+	msg += " " + comma_and(assignment_list, False) + "<hr>"
+	msg += (
+		_("Check {0} for more details")
+		.format("<a href='/app/List/Error Log?reference_doctype=Leave Policy Assignment'>{0}</a>")
+		.format(_("Error Log"))
+	)
+
+	frappe.msgprint(
+		msg,
+		indicator="red",
+		title=_("Submission Failed"),
+		is_minimizable=True,
+	)
+
+
 def get_leave_type_details():
 	leave_type_details = frappe._dict()
 	leave_types = frappe.get_all(
diff --git a/erpnext/hr/doctype/leave_policy_assignment/leave_policy_assignment_list.js b/erpnext/hr/doctype/leave_policy_assignment/leave_policy_assignment_list.js
index 6b75817cba9..fd038ded691 100644
--- a/erpnext/hr/doctype/leave_policy_assignment/leave_policy_assignment_list.js
+++ b/erpnext/hr/doctype/leave_policy_assignment/leave_policy_assignment_list.js
@@ -52,7 +52,7 @@ frappe.listview_settings['Leave Policy Assignment'] = {
 					get_query() {
 						let filters = {"is_active": 1};
 						if (cur_dialog.fields_dict.company.value)
-							filters["company"] = cur_dialog.fields_dict.company.value;
+							filters["company"] = cur_dialog?.fields_dict?.company?.value;
 
 						return {
 							filters: filters