private ActionResult RedirectToIndexController(OperationStatus operationStatus) => Ok(JsonConvert.SerializeObject(Url.Link("Default", new { Controller = "CourseCategory", Action = "Index", statusCode = operationStatus.Map() })));
private ActionResult RedirectToDetailsController(int courseId, OperationStatus operationStatus) => Ok(JsonConvert.SerializeObject(Url.Link("Default", new { Controller = "CourseCategory", Action = "Details", courseId = courseId, statusCode = operationStatus.Map() })));
private ActionResult RedirectToMainController(int courseId, OperationStatus operationStatus) => Ok(JsonConvert.SerializeObject(Url.Link("Default", new { Controller = "StudyMaterial", Action = "Course", courseId, statusCode = operationStatus.Map() })));