public static string WorkflowStartAction(this UrlHelper urlHelper, string workflowKey)
{
var startActivity = WorkflowController.GetWorkflow(workflowKey).StartActivity;
return(urlHelper.Action("Start", "Workflow", new
{
workflowKey,
modelType = startActivity.Method.DeclaringType.PartialName(),
methodName = startActivity.Method.Name
}));
}