public AiAgent(int tankId, bool checkForOpenPathToMiddle)
{
_tankId = tankId;
_checkForOpenPathToMiddle = checkForOpenPathToMiddle;
_lastAction = ChallengeService.action.NONE;
_hasShotFromLastPosition = false;
_headingToMiddle = false;
}
public Move GetBestMove(ChallengeService.game game, BoardCell[][] board, ChallengeService.player me, ChallengeService.player enemy)
{
Move move = null;
ChallengeService.unit tank = findTankInPlayer(_tankId, me);
if (tank == null)
{
return null;
}
if (tank.x != _lastX || tank.y != _lastY)
{
_hasShotFromLastPosition = false;
}
var bulletInAir = checkIsBulletInAir(board, me, tank);
var stuckLastTurn = checkStuckLastTurn(tank);
var enemyBase = enemy.@base;
var pastMidpoint = (Math.Abs(enemyBase.y-tank.y) < (board[0].Length / 2));
if (stuckLastTurn && (tank.direction == ChallengeService.direction.UP || tank.direction == ChallengeService.direction.DOWN) && enemyBase.x != tank.x)
{
_targetX = tank.x + (pastMidpoint!=(tank.x > enemyBase.x) ? +1 : -1);
}
if (_checkForOpenPathToMiddle && !_headingToMiddle && tank.x != enemyBase.x)
{
_headingToMiddle = testPathToMiddleIsOpen(board, tank, enemyBase);
}
else if (_checkForOpenPathToMiddle && _headingToMiddle && tank.x == enemyBase.x)
{
_headingToMiddle = false;
}
ChallengeService.direction chosenDirection =
_headingToMiddle ?
(
tank.x > enemyBase.x ?
ChallengeService.direction.LEFT :
ChallengeService.direction.RIGHT
) :
(
tank.y != enemyBase.y ?
(
_targetX.HasValue && _targetX != tank.x ?
(
tank.x > _targetX ?
ChallengeService.direction.LEFT :
ChallengeService.direction.RIGHT
) :
(
tank.y > enemyBase.y ?
ChallengeService.direction.UP :
ChallengeService.direction.DOWN
)
) :
(
tank.x > enemyBase.x ?
ChallengeService.direction.LEFT :
ChallengeService.direction.RIGHT
)
);
if (chosenDirection != tank.direction || bulletInAir || _headingToMiddle)
{
move = MoveInDirection(tank.id, chosenDirection);
}
else
{
move = new Move(tank.id, ChallengeService.action.FIRE);
_hasShotFromLastPosition = true;
}
_lastX = tank.x;
_lastY = tank.y;
_lastAction = move.Action;
return move;
}
