public int DoTurn(IPirateGame game)
{
int movesConsumed = 0;
var pirates = game.MyPirates().Where(pirate => pirate.Id % 2 == 0).ToArray();
var firingPirates = new HashSet<Pirate>();
var firedUponTargets = new HashSet<Pirate>();
var shootingTuples =
from pirate in pirates
from enemy in game.EnemyPiratesWithTreasures()
where pirate.ReloadTurns == 0
where pirate.TurnsToSober == 0
where enemy.TurnsToSober == 0
where game.Distance(pirate, enemy) <= 4
select new { Pirate = pirate, Target = enemy };
if (shootingTuples.Any())
{
foreach (var shootingTuple in shootingTuples)
{
if (!firingPirates.Contains(shootingTuple.Pirate) && !firedUponTargets.Contains(shootingTuple.Target))
{
firingPirates.Add(shootingTuple.Pirate);
firedUponTargets.Add(shootingTuple.Target);
game.Attack(shootingTuple.Pirate, shootingTuple.Target);
movesConsumed++;
}
}
}
var piratesAndEnemies = pirates.Except(firingPirates).Select(pirate => Tuple.Create(pirate, game.GetEnemyPirate(pirate.Id))).ToList();
if (piratesAndEnemies.Any())
{
// if any pirate needs to move, move only the first pirate
var movingTuple = piratesAndEnemies.Where(pair => game.Distance(pair.Item1, pair.Item2.InitialLocation) > 2).FirstOrDefault();
if (movingTuple != null)
{
var movingPirate = movingTuple.Item1;
var enemyHomeBase = movingTuple.Item2.InitialLocation;
int distance = Math.Min(4, game.Distance(movingPirate, enemyHomeBase) - 2);
var sailOptions = game.GetSailOptions(movingPirate, enemyHomeBase, distance);
game.SetSail(movingPirate, sailOptions[random.Next(sailOptions.Count)]);
movesConsumed += distance;
}
}
return movesConsumed;
}
