/// <summary>
/// Grid Generator and attach required components, which help to get info of each object of grid
/// </summary>
private void GridGenertorCall()
{
gridInfo.enemyInfos.Clear();
if (_enemyPrefabs.Length == 0 || _gridTransformParent == null)
{
return;
}
for (int i = 0; i < _gridSize.x; i++)
{
for (int j = 0; j < _gridSize.y; j++)
{
int number = Random.Range(0, _enemyPrefabs.Length);
GameObject enemy = Instantiate(_enemyPrefabs[number]);
enemy.transform.position = new Vector2(_gridTransformParent.position.x + (j * _offSet), _gridTransformParent.position.y - (i * _offSet));
enemy.transform.SetParent(_gridTransformParent);
//
EnemyInfo enemyInfo = enemy.GetComponent <EnemyInfo>();
enemyInfo.EnemyPosition = new Vector2(i, j);
enemyInfo.IsEnemyAlive = true;
enemyInfo.IsEnemyFire = false;
if (i == _gridSize.x - 1)
{
enemyInfo.IsEnemyFire = true;
}
gridInfo.enemyInfos.Add(enemyInfo);
}
}
}
/// <summary>
/// Check Enemy type are same or not.
/// </summary>
/// <param name="enemyInfo"></param>
/// <returns></returns>
private bool MatchAdjacentObject(EnemyInfo enemyInfo, Vector2 vector2)
{
var enemy = GridGenerator.Instance.gridInfo.enemyInfos.Find((obj) => obj.EnemyPosition == vector2);
if (enemy != null)
{
if (enemyInfo.EnemyTypeValue == enemy.EnemyTypeValue)
{
GridGenerator.Instance.gridInfo.enemyInfos.Remove(enemy);
Destroy(enemy.gameObject);
return(true);
}
}
return(false);
}
/// <summary>
/// Find Adjacent enemy and update score and delete
/// </summary>
/// <param name="enemyInfo"></param>
private IEnumerator DeleteAdjacentEnemy(EnemyInfo enemyInfo)
{
yield return(new WaitForEndOfFrame());
// find Adjacent Enemy , Find in above column first
int aboveRow = (int)enemyInfo.EnemyPosition.x - 1;
if (aboveRow >= 0)
{
FindAdjcentPos(enemyInfo, aboveRow);
}
// find Adjacent Enemy , Find in below column first
int belowRow = (int)enemyInfo.EnemyPosition.x + 1;
if (belowRow < GridGenerator.Instance.gridInfo.gridSize.x)
{
FindAdjcentPos(enemyInfo, belowRow);
}
// Score Update
updateScore?.Invoke(_destroyedEnemyByBullet);
}
/// <summary>
/// Find the Adjacent object position
/// </summary>
/// <param name="enemyInfo"></param>
/// <param name="rowIndex"></param>
private void FindAdjcentPos(EnemyInfo enemyInfo, int rowIndex)
{
// First Adjacent
int coloumPosFirst = (int)enemyInfo.EnemyPosition.y - 1;
if (coloumPosFirst >= 0)
{
if (MatchAdjacentObject(enemyInfo, new Vector2(rowIndex, coloumPosFirst)))
{
_destroyedEnemyByBullet++;
}
}
// Second Adjacent
int coloumPosSecond = (int)enemyInfo.EnemyPosition.y + 1;
if (coloumPosSecond < GridGenerator.Instance.gridInfo.gridSize.y)
{
if (MatchAdjacentObject(enemyInfo, new Vector2(rowIndex, coloumPosSecond)))
{
_destroyedEnemyByBullet++;
}
}
}
