private ResolvedProfit <T> FindMostProfitableItem <T>(RoundData data, IProfitResolver <T> resovler)
{
IList <T> items = resovler.ResolveAccessibleItems(data);
if (items.Count == 0)
{
return(null);
}
T bestItem = items.First();
ProfitData bestProfit = resovler.CalculateProfit(data, bestItem);
for (int i = 1; i < items.Count; i++)
{
// TODO multiple best items
T item = items[i];
ProfitData profit = resovler.CalculateProfit(data, item);
if (profit.CompareTo(bestProfit) > 0)
{
bestItem = item;
bestProfit = profit;
}
}
return(new ResolvedProfit <T>(bestItem, bestProfit));
}
public IList <EnergyStation> ResolveAccessibleItems(RoundData data)
{
return(DistanceUtils.FilterByAccessibleRange(
data.MyPosition,
data.Map.Stations,
new Func <EnergyStation, Position>(station => station.Position)
));
}
public IList <Robot> ResolveAccessibleItems(RoundData data)
{
return(DistanceUtils.FilterByAccessibleRange(
data.MyPosition,
data.Robots,
new Func <Robot, Position>(robot => robot.Position)
).FilterForeignRobots());
}
public RobotCommand DoStep(IList <Robot> robots, int robotToMoveIndex, Map map)
{
FileLogger.Log("\n\nMY MOVE\n\n");
Robot myRobot = robots[robotToMoveIndex];
if (CanClone(myRobot))
{
FileLogger.Log("Decided to clone");
robotsCount++;
return(new CreateNewRobotCommand());
}
RoundData data = new RoundData(map, robots, myRobot);
ResolvedProfit <EnergyStation> bestStation = FindMostProfitableItem(data, stationProfitResolver);
ResolvedProfit <Robot> bestRobot = FindMostProfitableItem(data, robotProfitResolver);
FileLogger.Log($"Round {currentRound}, Robot #{robotToMoveIndex} - {myRobot.Format()}");
FileLogger.Log($"Best station: {bestStation.Item.Format()} with profit {bestStation.Profit}");
FileLogger.Log($"Best robot: {bestRobot.Item.Format()} with profit {bestRobot.Profit}");
if (bestStation == null && bestRobot == null)
{
return new MoveCommand()
{
NewPosition = data.MyPosition
}
}
;
int accessibleEnergy = ResolveAccessibleStationEnergy(data.MyPosition, data.Map.Stations);
if (accessibleEnergy > bestStation?.Profit?.Profit && accessibleEnergy > bestRobot?.Profit?.Profit)
{
FileLogger.Log("Decided to collect energy now");
return(new CollectEnergyCommand());
}
if (bestStation?.Profit?.CompareTo(bestRobot.Profit) > 0)
{
FileLogger.Log("Decided to work with station");
return(stationProfitResolver.ProcessStep(data, bestStation.Item, bestStation.Profit));
}
else
{
FileLogger.Log("Decided to work with robot");
return(robotProfitResolver.ProcessStep(data, bestRobot.Item, bestRobot.Profit));
}
}
public RobotCommand ProcessStep(RoundData data, EnergyStation station, ProfitData profit)
{
if (DistanceUtils.DistanceFromStation(data.MyPosition, station.Position) <= Constants.CollectingRadius)
{
FileLogger.Log("Collecting energy from stations nearby");
return(new CollectEnergyCommand());
}
else
{
FileLogger.Log($"Moving to station {station.Format()} at position {profit.MovePosition}");
return(new MoveCommand()
{
NewPosition = profit.MovePosition
});
}
}
public RobotCommand ProcessStep(RoundData data, Robot robot, ProfitData profit)
{
if (data.MyPosition == robot.Position)
{
FileLogger.Log($"Attacking robot: {robot.Format()} at position {profit.MovePosition}");
}
else
{
FileLogger.Log($"Moving to robot {robot} at position {profit.MovePosition}");
}
return(new MoveCommand()
{
NewPosition = profit.MovePosition
});
}
private int CalculateBestMoveStepsCount(RoundData data, Robot robot, float distance)
{
float instEnergy = robot.Energy * Constants.StoleRateEnergyAtAttack - Constants.AttackEnergyLoss;
int stepsCount = 1;
int energyToMove;
while (distance / stepsCount > Constants.AttackMoveDistance)
{
energyToMove = DistanceUtils.ResolveMoveEnergy(data.MyPosition, robot.Position, stepsCount, data.Map, data.Robots);
if (instEnergy > energyToMove && energyToMove < data.MyEnergy - Constants.MinEnegryAfterMove)
{
return(stepsCount);
}
stepsCount++;
}
return(stepsCount);
}
public ProfitData CalculateProfit(RoundData data, Robot robot)
{
float distance = DistanceUtils.DistanceBetweenPoints(robot.Position, data.MyPosition);
int stepsCount = CalculateBestMoveStepsCount(data, robot, distance);
float speed = distance / stepsCount;
int profit = ResolveTotalRobotProfit(robot, stepsCount);
Position movePosition;
if (stepsCount == 1)
{
movePosition = robot.Position;
}
else
{
movePosition = DistanceUtils.ResolveMovePosition(
data.MyPosition,
robot.Position,
stepsCount,
data.Map,
data.Robots
);
}
float moveDistance = DistanceUtils.DistanceBetweenPoints(data.MyPosition, movePosition);
float maxMoveDistanceWithDisplacement = speed + Constants.MaxMovementDisplacement;
if (moveDistance > maxMoveDistanceWithDisplacement && movePosition != robot.Position)
{
movePosition = data.MyPosition;
}
return(new ProfitData(
profit - DistanceUtils.ResolveMoveEnergy(data.MyPosition, robot.Position, stepsCount, data.Map, data.Robots),
distance,
stepsCount,
movePosition
));
}
public ProfitData CalculateProfit(RoundData data, EnergyStation station)
{
float distance = DistanceUtils.DistanceBetweenPoints(data.MyPosition, station.Position);
KeyValuePair <float, int> bestStepDistanceToProfit = AverageStepDistances.ToDictionary(
stepDitance => stepDitance,
stepDistance => ResolveProfitWithAverageStepDistance(station, distance, stepDistance)
)
.ToList()
.MaxBy(entry => entry.Value);
float averageStepDistance = bestStepDistanceToProfit.Key;
int stepsCount = (int)Math.Ceiling(distance / averageStepDistance);
if (stepsCount == 0)
{
stepsCount = 1;
}
int profit = bestStepDistanceToProfit.Value;
Position positionToCollectEnergy = PositionHelper.FindNearestStationPositon(
data.MyPosition,
station.Position,
data.Robots.FilterForeignRobots()
);
Position movePosition;
if (positionToCollectEnergy == null)
{
movePosition = data.MyPosition;
}
else
{
movePosition = DistanceUtils.ResolveMovePosition(
data.MyPosition,
positionToCollectEnergy,
stepsCount,
data.Map,
data.Robots
);
}
if (movePosition == null)
{
FileLogger.Log("Failed to find move position");
movePosition = data.MyPosition;
}
float moveDistance = DistanceUtils.DistanceBetweenPoints(data.MyPosition, movePosition);
float maxMoveDistanceWithDisplacement = distance / stepsCount + Constants.MaxMovementDisplacement;
if (moveDistance > maxMoveDistanceWithDisplacement && movePosition != positionToCollectEnergy)
{
FileLogger.Log("Availabel move position is too far");
movePosition = data.MyPosition;
}
return(new ProfitData(
profit - DistanceUtils.ResolveMoveEnergy(data.MyPosition, station.Position, stepsCount, data.Map, data.Robots),
distance,
stepsCount,
movePosition
));
}
