public void RevertTransaction(ConnectionPointsTransaction transaction)
{
// FIXME: We want to know if this is the last transaction created for the wires.
// We want to delete the wires that where created and recreate the ones removed
foreach (var wire in transaction.CreatedWires ?? Enumerable.Empty <Wire>())
{
if (WiresList.Remove(wire) == false)
{
Console.WriteLine($"Warn: Removing non-existent wire when reverting transaction! ({wire})");
}
}
foreach (var wire in transaction.DeletedWires ?? Enumerable.Empty <Wire>())
{
WiresList.Add(wire);
}
foreach (var point in transaction.ControlPoints)
{
if (ConnectionPoints.Remove(point) == false)
{
Console.WriteLine($"Warn: Removing non-existent connection point when reverting transaction! ({point})");
}
}
}
public void ApplyTransaction(ConnectionPointsTransaction transaction)
{
// Now we have figured out all of the additions and deletions.
// So now we can actually add and remove the appropriate wires.
if (transaction.DeletedWires != null)
{
foreach (var dwire in transaction.DeletedWires)
{
if (WiresList.Remove(dwire) == false)
{
Console.WriteLine($"Warn: Tried to remove a wire that didn't exist! {dwire}");
}
}
}
if (transaction.CreatedWires != null)
{
foreach (var awire in transaction.CreatedWires)
{
WiresList.Add(awire);
}
}
ConnectionPoints.AddRange(transaction.ControlPoints);
}
