fix: migrate stored AR/AP ageing filter to renamed field

(cherry picked from commit f13cd00494)

# Conflicts:
#	erpnext/patches.txt

erpnext/patches.txt

@@ -443,3 +443,10 @@ erpnext.patches.v15_0.backfill_sla_link_filters_on_docfield
 erpnext.patches.v16_0.crm_settings_handle_allowed_users_for_frappe_crm
 erpnext.patches.v16_0.backfill_pick_list_transferred_qty
 erpnext.patches.v16_0.access_control_for_project_users
+<<<<<<< HEAD
+=======
+erpnext.patches.v16_0.enable_book_stock_expense_gl_entries
+execute:frappe.db.set_single_value("Stock Settings", "use_inline_serial_batch_editor", 0)
+erpnext.patches.v16_0.recompute_production_plan_reserved_qty
+erpnext.patches.v16_0.rename_ar_ap_ageing_filter
+>>>>>>> f13cd00494 (fix: migrate stored AR/AP ageing filter to renamed field)

erpnext/patches/v16_0/rename_ar_ap_ageing_filter.py

@@ -0,0 +1,45 @@
+import frappe
+
+REPORTS = (
+	"Accounts Receivable",
+	"Accounts Payable",
+	"Accounts Receivable Summary",
+	"Accounts Payable Summary",
+)
+
+
+def execute():
+	# filter `calculate_ageing_with` -> `age_as_on`, option "Today Date" -> "Today"
+	_migrate("Auto Email Report", "filters", "report")
+	_migrate("Dashboard Chart", "filters_json", "report_name", type_field="chart_type")
+	_migrate("Number Card", "filters_json", "report_name", type_field="type")
+
+
+def _migrate(doctype, filter_field, report_field, type_field=None):
+	conditions = {report_field: ("in", REPORTS)}
+	if type_field:
+		conditions[type_field] = "Report"
+
+	for row in frappe.get_all(doctype, filters=conditions, fields=["name", filter_field]):
+		updated = _rewrite(row.get(filter_field))
+		if updated is not None:
+			frappe.db.set_value(doctype, row.name, filter_field, updated, update_modified=False)
+
+
+def _rewrite(raw):
+	if not raw:
+		return None
+
+	try:
+		filters = frappe.parse_json(raw)
+	except ValueError:
+		return None
+
+	if not isinstance(filters, dict) or "calculate_ageing_with" not in filters:
+		return None
+
+	filters["age_as_on"] = filters.pop("calculate_ageing_with")
+	if filters["age_as_on"] == "Today Date":
+		filters["age_as_on"] = "Today"
+
+	return frappe.as_json(filters, indent=None)