private static void GetBoardMovesFallSpringRecursive(Board originalBoard, BoardMove workingBoardMove, ILookup <MapNode, UnitMove> sourceNodeGroups, List <BoardMove> completedBoardMoves, int depth)
{
if (workingBoardMove.Count == sourceNodeGroups.Count)
{
completedBoardMoves.Add(workingBoardMove.Clone());
return;
}
MapNode node = sourceNodeGroups.First(n => !workingBoardMove.Sources.Contains(n.Key)).Key;
foreach (UnitMove move in sourceNodeGroups[node])
{
if (workingBoardMove.CurrentlyAllowsFallSpring(move))
{
workingBoardMove.Add(move);
GetBoardMovesFallSpringRecursive(originalBoard, workingBoardMove, sourceNodeGroups, completedBoardMoves, depth + 1);
workingBoardMove.Remove(move);
}
}
}
