private IEnumerator SpawnAllEnemiesInWave(WaveConfig wc)
{
GameObject enemyPrefab = wc.GetEnemy();
enemyPrefab.GetComponent <Enemy>()
.SetEnemyParams(wc.GetHP(), wc.GetMinFireRate(), wc.GetMaxFireRate(), wc.GetWayPoint(), wc.GetMoveSpeed());
for (int i = 0; i < wc.GetEnemyCount(); i++)
{
GameObject enemy = Instantiate(enemyPrefab, enemyPrefab.transform.position, Quaternion.identity);
yield return(new WaitForSeconds(wc.GetSpawnTime()));
}
}