protected override ValidationResult IsValid(object value, ValidationContext validationContext)
{
trdbEntities db = new trdbEntities();
GOODSTBLsController controller = new GOODSTBLsController();
var inputID = value;
var check = db.GOODSTBL.Find(inputID);
string url = HttpContext.Current.Request.Url.AbsoluteUri;
if (url.Contains("Edit"))
{
return(ValidationResult.Success);
}
if (check != null)
{
return(new ValidationResult(GetErrorMessage()));
}
return(ValidationResult.Success);
}
