/*
*
* foreach (var subgoal in anchor.Refinements().SelectMany(x => x.SubGoals())) {
* var assumption = new ObstacleNegativeAssumption {
* Assumed = obstacle,
* Implicit = true
* };
* Propagate (assumption, subgoal);
* }
*
*/
static void DownPropagate(ObstacleAssumption assumption, Goal goal)
{
foreach (var children in goal.Refinements().SelectMany(x => x.SubGoals()).ToArray())
{
//Console.WriteLine ("<pre> -- " + children.FriendlyName + " -- " + assumption.Obstacle().FriendlyName);
//Console.WriteLine (string.Join ("\n", children.Obstacles ().Select (x => x.Identifier)));
//Console.WriteLine ("</pre><hr />");
if (children.Obstacles().Select(x => x.Identifier).Contains(assumption.ResolvedObstacleIdentifier))
{
var obstacleAssumption = (ObstacleAssumption)assumption.Copy();
obstacleAssumption.Identifier = Guid.NewGuid().ToString();
obstacleAssumption.SetAnchorGoal(children);
children.model.Add(obstacleAssumption);
DownPropagate(obstacleAssumption, children);
}
}
/*
* foreach (var obstacle in goal.Obstructions()) {
* var obstacleAssumption = assumption.Copy ();
* obstacleAssumption.SetAnchorGoal (children);
* DownPropagate (obstacleAssumption, obstacle.Obstacle());
* }
*/
}
public static IEnumerable <Obstacle> Obstacles(this Goal goal)
{
return(goal.Refinements().SelectMany(x => x.SubGoals().SelectMany(y => y.Obstacles()))
.Union(goal.Obstructions().SelectMany(x => x.Obstacles())));
}