private bool TrySilence(out Direction direction, out int moves)
{
direction = Direction.E;
moves = 0;
if (_gameState.SilenceAvailable == false ||
MySubmarine.TrackingService.LostHealth == 0)
{
return(false);
}
var possibleSilenceMoves = SilenceAction.ComputeSilenceActions(MySubmarine.Position, MySubmarine.VisitedPositions);
var bestScore = -1;
var bestSilenceMove = (Direction.E, 0, MySubmarine.Position);
Player.Debug($"{possibleSilenceMoves.Count} possibleSilenceMoves");
foreach (var currentSilenceMove in possibleSilenceMoves)
{
Player.Debug($"Evaluate {currentSilenceMove}");
var myPossiblePositions = MySubmarine.TrackingService.PossiblePositions;
var lastMoveAction = MySubmarine.TrackingService.LastMoveAction;
var trackingService = new TrackingService(myPossiblePositions, lastMoveAction);
trackingService.Track(new SilenceAction(currentSilenceMove.Item1, currentSilenceMove.Item2));
var score = trackingService.PossiblePositions.Count;
if (score > bestScore)
{
bestScore = score;
bestSilenceMove = currentSilenceMove;
Player.Debug($"bestSilenceMove: {bestSilenceMove} ({score})");
}
}
direction = bestSilenceMove.Item1;
moves = bestSilenceMove.Item2;
return(true);
}
private void TrackSilenceAction()
{
var newPossiblePositions = new HashSet <Position>();
var visitedPositions = new HashSet <Position>();
var excludeDirection = Player.OppositeDirection[LastMoveAction.Direction];
foreach (var pos in _possiblePositions)
{
var possibleSilenceActions = SilenceAction.ComputeSilenceActions(pos, visitedPositions)
.Where(silenceAction => silenceAction.Item1 != excludeDirection)
.ToList();
foreach (var possibleSilenceAction in possibleSilenceActions)
{
newPossiblePositions.Add(possibleSilenceAction.Item3);
}
}
_possiblePositions = newPossiblePositions;
}
