//queque stuff (done by xytrix)
// Looks through a list of playfields from previous moves to find one that matches our current board state.
// If any is found, we "rollback" our bestactions list to that point in time.
public bool restoreBestMoves(Playfield currentField, List<Playfield> oldMoveGuesses)
{
for (int i = oldMoveGuesses.Count - 1; i >= 0; i--) // work backwards
{
if (currentField.isEqualf(oldMoveGuesses[i]))
{
// We need to re-queue moves from this point. So re-populate the "bestActions" list.
for (int j = oldMoveGuesses.Count - 1; j > i; j--)
{
this.bestActions.Insert(0, oldMoveGuesses[j].playactions.Last());
}
this.nextMoveGuess = oldMoveGuesses[i];
this.bestmove = nextMoveGuess.playactions.LastOrDefault(); // null if empty (i.e. no moves performed)
return true;
}
}
return false;
}
