/// <summary> /// Validates area code. /// </summary> /// <param name="modelState"></param> public override void Validate(ModelStateDictionary modelState) { if (string.IsNullOrEmpty(Model)) { return; } var area = codeService.GetAreaByCodeAndType(Model, type); if (area == null || area.Code == null) { modelState.AddModelError(PropertyName, string.Format(CoreMessages.OpenApi.CodeNotFound, Model)); } }