Merge pull request #13204 from hasnain2808/allow-naming-series-update

frappe/core/doctype/document_naming_rule/document_naming_rule.js

@@ -4,6 +4,7 @@
 frappe.ui.form.on('Document Naming Rule', {
 	refresh: function(frm) {
 		frm.trigger('document_type');
+		if (!frm.doc.__islocal) frm.trigger("add_update_counter_button");
 	},
 	document_type: (frm) => {
 		// update the select field options with fieldnames
@@ -20,5 +21,44 @@ frappe.ui.form.on('Document Naming Rule', {
 				);
 			});
 		}
+	},
+	add_update_counter_button: (frm) => {
+		frm.add_custom_button(__('Update Counter'), function() {
+
+			const fields = [{
+				fieldtype: 'Data',
+				fieldname: 'new_counter',
+				label: __('New Counter'),
+				default: frm.doc.counter,
+				reqd: 1,
+				description: __('Warning: Updating counter may lead to document name conflicts if not done properly')
+			}];
+
+			let primary_action_label = __('Save');
+
+			let primary_action = (fields) => {
+				frappe.call({
+					method: 'frappe.core.doctype.document_naming_rule.document_naming_rule.update_current',
+					args: {
+						name: frm.doc.name,
+						new_counter: fields.new_counter
+					},
+					callback: function() {
+						frm.set_value("counter", fields.new_counter);
+						dialog.hide();
+					}
+				});
+			};
+
+			const dialog = new frappe.ui.Dialog({
+				title: __('Update Counter Value for Prefix: {0}', [frm.doc.prefix]),
+				fields,
+				primary_action_label,
+				primary_action
+			});
+
+			dialog.show();
+
+		});
 	}
 });

frappe/core/doctype/document_naming_rule/document_naming_rule.py

@@ -30,3 +30,8 @@ class DocumentNamingRule(Document):
 		counter = frappe.db.get_value(self.doctype, self.name, 'counter', for_update=True) or 0
 		doc.name = self.prefix + ('%0'+str(self.prefix_digits)+'d') % (counter + 1)
 		frappe.db.set_value(self.doctype, self.name, 'counter', counter + 1)
+
+@frappe.whitelist()
+def update_current(name, new_counter):
+	frappe.only_for('System Manager')
+	frappe.db.set_value('Document Naming Rule', name, 'counter', new_counter)