/// <summary>
/// Called when the ship is impacted.
/// Decides whether to stop the game or just take a life from the player.
/// </summary>
private void OnShipImpacted()
{
numberOfLives -= 1;
NumberOfLivesChanged?.Invoke(numberOfLives);
if (numberOfLives > 0)
{
StartCoroutine(RestartLife());
}
else
{
StopGame();
StartCoroutine(RestartGame());
}
}
/// <summary>
/// Start a new game: create a new ship, initialize the variables, & fire the necessary event handlers.
/// </summary>
private void StartGame()
{
GameObject shipGO = Instantiate(shipPrefab, Vector3.zero, Quaternion.identity);
ship = shipGO.GetComponent <Ship>();
ship.Impacted += OnShipImpacted;
numberOfLives = startingNumberOfLives;
score = 0;
gameIsInProgress = true;
GameStarted?.Invoke();
NumberOfLivesChanged?.Invoke(numberOfLives);
ScoreChanged?.Invoke(score);
}