public bool UpdateUser(int userIndex, string userIdStr, ref rsid.Faceprints updatedFaceprints)
{
bool success = true;
var userData = FaceprintsArray[userIndex];
// var userFaceprints = userData.Item1;
var userIdName = userData.Item2;
if (userIdStr == userIdName)
{
// update by remove and then re-insert (found no other way to do that properly).
FaceprintsArray.RemoveAt(userIndex);
FaceprintsArray.Insert(userIndex, (updatedFaceprints, userIdStr));
}
else
{
Console.WriteLine("Can't update the new faceprints - userName in DB and new vector mismatch!");
success = false;
}
return(success);
}
public bool Remove(string userId)
{
int removedItems = FaceprintsArray.RemoveAll(r => r.Item2 == userId);
return(removedItems > 0);
}
public bool RemoveAll()
{
FaceprintsArray.Clear();
return(FaceprintsArray.Count == 0);
}
public bool DoesUserExist(string userId)
{
return(FaceprintsArray.Any(item => item.Item2 == (userId + '\0')));
}
