public static bool Place(Ship ship, Field field)
{
var nearest = FieldGenerator.GetNearestPoints(ship.Points, field.Size);
if (!nearest.Intersect(field.Ships.SelectMany(x => x.Points)).Any() &&
!ship.Points.Any(x => x.X >= field.Size || x.X < 0 || x.Y >= field.Size || x.Y < 0))
{
field.Ships.Add(ship);
return(true);
}
return(false);
}
public void DamageShip(Ship ship, Field field)
{
ship.Hp--;
if (ship.Hp == 0)
{
var aroundShip = FieldGenerator.GetNearestPoints(ship.Points, field.Size);
var exceptMissed = aroundShip.Except(field.Missed).Except(field.Ships.SelectMany(x => x.Points));
field.Missed.AddRange(exceptMissed);
}
else if (ship.Hp < 0)
{
throw new ShipException();
}
}
public bool NearStep(Field field)
{
var ship = field.Ships.Find(x => x.Hp > 0 && x.Hp < x.Size);
if (ship == null)
{
return(RandomStep(field));
}
var points = field.Damaged.Intersect(ship.Points).ToList();
var nearest = FieldGenerator.GetNearestPoints(points, field.Size)
.Except(field.Missed).Except(field.Damaged).ToList();
Random rnd = new Random();
var x = rnd.Next(0, nearest.Count);
var point = nearest[x];
return(MakeStep(point, field));
}