private IEnumerator SpawnEnemiesDeffered(AlienStageWaveSettings alienStageSettings, Action <AlienEnemy> onAlienCreatedAction, float spawnStartDelay)
{
int firstRowIndex = FormationGrid.CurrentRowIndex;
FormationGrid.ReserveRows(alienStageSettings.FormationSettings.RowsCount);
yield return(new WaitForSeconds(spawnStartDelay));
Vector3 spawnPosition = GetSpawnPosition();
for (int i = 0; i < alienStageSettings.AlienCount; i++)
{
Vector3 formationPosition = FormationGrid.EstimatePosition(i, firstRowIndex, alienStageSettings.FormationSettings.RowsCount);
Vector3 currentSpawnPosition = ShouldInverseSpawnPosition(i) == true?spawnPosition.InverseX() : spawnPosition;
AlienEnemy newAlien = CreateAlienEnemy(alienStageSettings.AlienEnemy, currentSpawnPosition);
newAlien.SetFormationPosition(formationPosition);
newAlien.SetAlienState(AlienEnemy.AlienStates.Appear);
onAlienCreatedAction(newAlien);
if (i % 2 != 0)
{
yield return(new WaitForSeconds(alienStageSettings.AlienSpawnDelay));
}
}
}
private AlienEnemy CreateAlienEnemy(AlienEnemy alienEnemyToSpawn, Vector3 spawnPosition)
{
AlienEnemy alienEnemy;
alienEnemy = Instantiate(alienEnemyToSpawn, spawnPosition, Quaternion.identity, transform);
return(alienEnemy);
}
private void HandleAlienDeath(AlienEnemy killedAlien)
{
CurrentWaveEnemies.Remove(killedAlien);
killedAlien.UnregisterOnAlienDeathAction(HandleAlienDeath);
OnAlienEnemyKilled(killedAlien);
if (IsAnyAlienLeft() == false)
{
if (CurrentStageWaves.HasAnyElement() == true)
{
ResetFormationGrid();
PrepareNewWave();
}
else
{
HandleStageFinished();
}
}
}
private void HandleNewAlienCreated(AlienEnemy newAlien)
{
CurrentWaveEnemies.Add(newAlien);
newAlien.RegisterOnAlienDeathAction(HandleAlienDeath);
}
private void HandlePlayerKilledAlien(AlienEnemy alienEnemy)
{
PlayerManager.AddPlayerKillCount();
PlayerManager.AddPlayerScore(alienEnemy.ScoreOnKill);
UIManager.SetPlayerScore(PlayerManager.PlayerScore);
}
