private void AssertNoCollisions(FleetEntry entry)
{
var shipBounds = entry.GetBoundingBox();
if (_fleet.Any(existingShip => existingShip.GetBoundingBox().IntersectsWith(shipBounds)))
{
throw new ArgumentException("Ship placement would collide with an existing ship");
}
}
private void AssertGridBoundary(FleetEntry entry)
{
var gridBounds = GetGridBoundingBox();
var shipBounds = entry.GetBoundingBox();
if (!gridBounds.Contains(shipBounds))
{
throw new ArgumentOutOfRangeException(nameof(entry), "Ship placement exceeds game boundaries");
}
}
public BattleshipGameBoard PlaceShip(IShip ship, int x, int y, Facing facing)
{
var fleetEntry = new FleetEntry(ship, x, y, facing);
AssertGridBoundary(fleetEntry);
AssertNoCollisions(fleetEntry);
_fleet.Add(fleetEntry);
return(this);
}