Reset request UI action

new Workflow().deleteWorkflow(current); //delete current workflow
deleteTasks(); //delete all tasks related to this requested item

current.context='';
current.stage='request_approved';
current.work_notes = 'Request reset by user: ' + gs.getUserDisplayName();
current.update();

action.setRedirectURL(current); //redirect user to current requested item

function deleteTasks() {
    var gr = new GlideRecord('sc_task');
    gr.addQuery('request_item', current.sys_id);
    gr.query();
    gr.setWorkflow(false);
    gr.deleteMultiple();
    gr.setWorkflow(true);
}