/// <summary>
/// Adds a single candidate shot
/// </summary>
/// <param name="shot"></param>
public void AddCandidateShot(IShotResult shot)
{
if (!shot.IsWithinRange)
{
CheckOutOfRangeShot(shot);
}
else
{
CheckInRangeShot(shot);
}
}
private void CheckInRangeShot(IShotResult shot)
{
if (!shot.IsWithinRange)
{
CheckOutOfRangeShot(shot);
}
RemoveOutOfRangeShots();
this.shots.Add(shot);
this.shots = this.shots.OrderBy(x => x.DistanceToTarget).Take(maximumShots).ToList();
}
/// <summary>
/// Check battleships to be damaged or destroyed
/// </summary>
/// <param name="gameBattleShips"></param>
/// <param name="shotResult"></param>
/// <returns>true - if destroyed, false - if damaged, null - if missed</returns>
private bool?CheckBattleShipDestroyed(IEnumerable <GameBattleShip> gameBattleShips, IShotResult shotResult)
{
var shot = shotResult.Shot;
var shotPoint = shot.ShotPoint;
foreach (var gameBattleShip in gameBattleShips)
{
var battleShip = gameBattleShip.BattleShip;
var battleShipPoints = battleShip.CreateBattleshipSetOfPoints();
if (battleShipPoints.Contains(shotPoint))
{
gameBattleShip.DamagedPointsCnt = gameBattleShip.DamagedPointsCnt + 1;
if (gameBattleShip.DamagedPointsCnt == battleShip.Length)
{
gameBattleShip.State = BattleShipState.Destroyed;
shotResult.GameBattleShip = gameBattleShip;
return(true);
}
if (gameBattleShip.DamagedPointsCnt < battleShip.Length)
{
gameBattleShip.State = BattleShipState.Damaged;
shotResult.GameBattleShip = gameBattleShip;
return(false);
}
}
}
return(null);
}
private void CheckOutOfRangeShot(IShotResult shot)
{
if (!shot.IsWithinRange)
{
if (shots.Count > 0)
{
foreach (var shotResult in Shots)
{
if (!shotResult.IsWithinRange)
{
if (shot.DistanceToTarget < shotResult.DistanceToTarget)
{
this.shots = new List<IShotResult>() { shot };
return;
}
else if (shot.DistanceToTarget == shotResult.DistanceToTarget)
{
this.Shots.Add(shot);
return;
}
}
}
}
else
{
this.shots.Add(shot);
}
}
}
