private void SpawnEnemy()
{
var heroOnGrid = _levelGrid.GetHeroOnGridPositionList();
var enemyOnGrid = _levelGrid.GetEnemyOnGridPositionList();
do
{
_newGridPosition = new Vector2Int(Random.Range(0, _levelWidth), Random.Range(0, _levelHeight));
} while (_caravanController.GetCaravanGridPositionList().IndexOf(_newGridPosition) != -1 &&
heroOnGrid.IndexOf(_newGridPosition) != -1 &&
enemyOnGrid.IndexOf(_newGridPosition) != -1);
var enemyObject = new GameObject("Enemy", typeof(SpriteRenderer));
enemyObject.transform.position = new Vector3(_newGridPosition.x, _newGridPosition.y);
var enemyEntity = enemyObject.AddComponent <EnemyEntity>();
enemyEntity.Setup(GetRandomSprite());
_levelGrid.AppendEnemyPosition(_newGridPosition);
_enemyOccupiedGridPosition.Add(_newGridPosition);
_gridPositionEntityPair.Add(_newGridPosition, enemyEntity);
}