public void UpdateBaseFields(Tuple <string, string> currentUserInfo, int itemId, BaseModel prevInfo)
{
Author = prevInfo.Author;
AuthorSID = prevInfo.AuthorSID;
Created = prevInfo.Created;
Editor = currentUserInfo.Item1;
EditorSID = currentUserInfo.Item2;
Modified = DateTime.Now;
UpdateVersion(prevInfo.VersionNumber);
IsVersion = false;
ItemID = itemId;
}