private SnakeAction ClosestApple(GameBoard gameBoard)
{
Graph graph = GraphCreator.Create(gameBoard);
var myPosition = gameBoard.GetMyHead().Value;
var weights = graph.Dijkstra(graph[myPosition]);
var applePoints = gameBoard.GetApples();
BoardPoint best = applePoints.FirstOrDefault();
double bestWeight = double.MaxValue;
foreach (var point in applePoints)
{
if (weights[graph[point].NodeNumber] < bestWeight)
{
bestWeight = weights[graph[point].NodeNumber];
best = point;
}
}
var bestNode = graph.Dijkstra(graph[myPosition], graph[best]);
if (myPosition.ShiftBottom() == bestNode.BoardPoint)
{
return(new SnakeAction(false, Direction.Down));
}
if (myPosition.ShiftLeft() == bestNode.BoardPoint)
{
return(new SnakeAction(false, Direction.Left));
}
if (myPosition.ShiftRight() == bestNode.BoardPoint)
{
return(new SnakeAction(false, Direction.Right));
}
if (myPosition.ShiftTop() == bestNode.BoardPoint)
{
return(new SnakeAction(false, Direction.Up));
}
return(new SnakeAction(false, Direction.Up));
}
private int FindBonusesConcentration(BoardPoint target, GameBoard gameBoard, int squareSize) => FindConcentration(target, gameBoard.GetApples().Concat(gameBoard.GetGold()), squareSize);
private static IEnumerable <BoardPoint> NiceTargets(GameBoard gameBoard)
{
return(gameBoard.GetApples()
.Concat(gameBoard.GetGold())
.Concat(gameBoard.GetFuryPills()));
}
