restart_workflow_flows.js

(function() {
    var comment = "Workflow cancelled by " + gs.getUserDisplayName();
    new WorkflowApprovalUtils().cancelAll(current, comment);
    new Workflow().restartWorkflow(current);

    current.work_notes = comment;


    //cancel current flow context and start new
    if (!current.cat_item.flow_designer_flow.nil() && !current.flow_context.nil()) {
        sn_fd.FlowAPI.cancel(current.flow_context.sys_id.toString(), 'Cancelling Flow');
        var inputs = {
            "request_item": current
        };
        var flowName = current.cat_item.flow_designer_flow.sys_scope.scope.toString() + "." + current.cat_item.flow_designer_flow.internal_name.toString();
        var newContext = sn_fd.FlowAPI.startFlow(flowName, inputs);
        current.flow_context = newContext;
    }

    current.update();

    gs.addInfoMessage(comment);
    action.setRedirectURL(current);
})();