private void HandleStateTargetRemoved(SelectionState state, ChainNode target)
{
var isUniqueTarget = SelectionStates.SelectMany(s => s).Count(t => t == target) == 0;
if (isUniqueTarget)
{
target.UntargetRequested -= HandleTargetUntargetRequested;
target.Schema = MutableObject.Empty;
UniqueTargetRemoved(target);
if (!NodeParents.ContainsKey(target))
{
Debug.LogWarning("Odd... removing entry from NodeParents despite entry being missing. Kay... ");
}
else
{
NodeParents.Remove(target);
}
}
else
{
if (!NodeParents.ContainsKey(target))
{
Debug.LogError("Crap... modifying entry in NodeParents despite entry being missing. That's a problem... ");
}
else
{
NodeParents[target].States.Remove(state);
}
}
}
private void HandleStateTargetAdded(SelectionState stateWithNewTarget, ChainNode newTarget, List <UndoItem> returnUndos)
{
// Cache this before the next step...
bool isNewTargetForThisRouter = SelectionStates.SelectMany(s => s).Count(t => t == newTarget) == 1;
// If a state adds a new target, all the other states in the router which are from a different group or no group, which contain the new target, remove that target.
if (returnUndos != null)
{
returnUndos.AddRange(SelectionStates.Where(s => s != stateWithNewTarget && (s.GroupId != stateWithNewTarget.GroupId || s.GroupId == "") && s.Contains(newTarget))
.Select(s => s.RemoveTarget(newTarget, true)));
}
else
{
foreach (var state in SelectionStates.Where(s => s != stateWithNewTarget && (s.GroupId != stateWithNewTarget.GroupId || s.GroupId == "") && s.Contains(newTarget)))
{
state.RemoveTarget(newTarget, false);
}
}
if (isNewTargetForThisRouter)
{
// This won't target this router, we're not listening to it yet...
newTarget.RequestUntargeting();
// Bind to this event AFTER requesting the untargeting...
newTarget.UntargetRequested += HandleTargetUntargetRequested;
UniqueTargetAdded(newTarget);
if (NodeParents.ContainsKey(newTarget))
{
Debug.LogWarning("Interesting... adding entry to NodeParents despite entry existing. Clearing... ");
NodeParents.Remove(newTarget);
}
NodeParents[newTarget] = new NodeSelectionStatesPair()
{
Node = Owner
};
NodeParents[newTarget].States.Add(stateWithNewTarget);
}
else
{
if (!NodeParents.ContainsKey(newTarget))
{
Debug.LogError("Uhm... modifying entry in NodeParents despite entry being missing. Correcting... ");
NodeParents[newTarget] = new NodeSelectionStatesPair()
{
Node = Owner
};
}
NodeParents[newTarget].States.Add(stateWithNewTarget);
}
if (SelectionStates.SelectMany(s => s).Count(t => t == newTarget) == 1)
{
OutputSchemaRefreshRequested();
}
}