public void Advance(ComboDirection direction)
{
if (!IsActive)
{
StartCombo();
}
else
{
_nextItem = _nextItem.Next(direction);
Console.WriteLine(IsActive ? "Combo advanced." : "Combo finished.");
}
}
public ComboItem Next(ComboDirection direction)
{
switch (direction)
{
case ComboDirection.Back: return(NullItem);
case ComboDirection.Forward: return(Forward);
case ComboDirection.Up: return(Up);
case ComboDirection.Down: return(Down);
default: throw new ArgumentException($"Unsupported direction {direction}!");
}
}
