private void MoveElevator()
{
// The elevator is moving in a direction
if ((CurrentDirection == Direction.up) || (CurrentDirection == Direction.down))
{
int destination = -1;
// Are there more items on the CurrentList - which are eligible for servicing?
int found = CurrentList.FindIndex((n) =>
{
if (CurrentDirection == Direction.up)
{
return(n > CurrentFloor);
}
else if (CurrentDirection == Direction.down)
{
return(n < CurrentFloor);
}
return(false);
});
// If not, it is time to reverse direction
if (found == -1)
{
List <int> otherList = (CurrentList == upList) ? downList : upList;
if (otherList.Count == 0)
{
CurrentDirection = Direction.idle;
return;
}
CurrentList = otherList;
SetDirection();
destination = CurrentList[0];
// We have switched lists. Are we on a floor on the new list?
if (CurrentFloor == destination)
{
CurrentList.Remove(destination);
return;
}
}
else
{
destination = CurrentList[found];
}
Console.WriteLine("The elevator is moving past floor {0} transitioning to {1}", CurrentFloor, destination);
CurrentFloor = (CurrentDirection == Direction.up) ? CurrentFloor + 1 : CurrentFloor - 1;
//FutureDirection = OppositeDirection;
return;
}
}
