Merge pull request #1356 from Bloomstack/bs-may-sprint-2

Merge branch bs-may-sprint-2 into pre-release

erpnext/patches.txt

@@ -720,4 +720,5 @@ erpnext.patches.v13_0.make_mobile_application_access_roles #2021-04-08
 erpnext.patches.v13_0.delete_company_custom_fields
 execute:frappe.reload_doc('setup', 'doctype', 'company', force=True)
 erpnext.patches.v13_0.set_is_used #01-04-2021
-erpnext.patches.v13_0.set_coa_batch_in_batch
+erpnext.patches.v13_0.set_coa_batch_in_batch
+erpnext.patches.v13_0.recalculate_outstanding_amount

erpnext/patches/v13_0/recalculate_outstanding_amount.py

@@ -0,0 +1,27 @@
+import frappe
+
+def execute():
+	payment_references = frappe.get_all("Payment Entry Reference", filters={"docstatus": 1}, fields=["*"])
+	reference_documents = {}
+
+	for payment_reference in payment_references:
+		if payment_reference.reference_name in reference_documents:
+			reference_documents[payment_reference.reference_name] += [payment_reference]
+		else:
+			reference_documents[payment_reference.reference_name] = [payment_reference]
+
+	for key in reference_documents:
+		if len(reference_documents[key]) > 1:
+			reference_documents[key].sort(key=sort)
+
+		set_outstanding(reference_documents[key])
+
+def sort(e):
+	return e["modified"]
+
+def set_outstanding(documents):
+	total_amount = documents[0].total_amount
+
+	for document in documents:
+		total_amount -= document.allocated_amount
+		frappe.db.set_value("Payment Entry Reference", document.name, "outstanding_amount", total_amount, update_modified=False)