fix: allow creation of DN in SI for items not having DN reference

(cherry picked from commit b691de0)

# Conflicts:
#	erpnext/accounts/doctype/sales_invoice/sales_invoice.js
#	erpnext/accounts/doctype/sales_invoice/sales_invoice.py

Author: mihir-kandoi

erpnext/accounts/doctype/sales_invoice/sales_invoice.js

@@ -111,6 +111,7 @@ erpnext.accounts.SalesInvoiceController = class SalesInvoiceController extends (
 			}
 
 			if (cint(doc.update_stock) != 1) {
+<<<<<<< HEAD
 				// show Make Delivery Note button only if Sales Invoice is not created from Delivery Note
 				var from_delivery_note = false;
 				from_delivery_note = cur_frm.doc.items.some(function (item) {
@@ -121,6 +122,12 @@ erpnext.accounts.SalesInvoiceController = class SalesInvoiceController extends (
 					cur_frm.add_custom_button(
 						__("Delivery"),
 						cur_frm.cscript["Make Delivery Note"],
+=======
+				if (!is_delivered_by_supplier) {
+					this.frm.add_custom_button(
+						__("Delivery Note"),
+						this.frm.cscript["Make Delivery Note"],
+>>>>>>> b691de0147 (fix: allow creation of DN in SI for items not having DN reference)
 						__("Create")
 					);
 				}

erpnext/accounts/doctype/sales_invoice/sales_invoice.py

@@ -2211,7 +2211,13 @@ def update_item(source_doc, target_doc, source_parent):
 					"cost_center": "cost_center",
 				},
 				"postprocess": update_item,
+<<<<<<< HEAD
 				"condition": lambda doc: doc.delivered_by_supplier != 1,
+=======
+				"condition": lambda doc: doc.delivered_by_supplier != 1
+				and not doc.scio_detail
+				and not doc.dn_detail,
+>>>>>>> b691de0147 (fix: allow creation of DN in SI for items not having DN reference)
 			},
 			"Sales Taxes and Charges": {"doctype": "Sales Taxes and Charges", "reset_value": True},
 			"Sales Team": {