// Gets clsoest target with tag "PlayerTile"
public void GetTarget()
{
var allTargets = GameObject.FindGameObjectsWithTag(Constants.TAG_PLAYER_TILE);
if (allTargets.Length > 0)
{
var currentMinDistance = Mathf.Infinity;
foreach (var go in allTargets)
{
var tempD = Vector2.Distance(gameObject.transform.position, go.transform.position);
if (tempD < currentMinDistance)
{
currentMinDistance = tempD;
_currentTargetGo = go;
}
}
}
if (_currentTargetGo != null)
{
_state = Enums.SpawnState.MoveToTarget;
}
}
// Update is called once per frame
void Update()
{
// If the spawn has awoken
if (Time.time >= _wakeUpTime && !_wokenUp)
{
_state = Enums.SpawnState.LookForTarget;
_wokenUp = true;
}
// If spawner data has been set
if (_data != null)
{
if (_state == Enums.SpawnState.LookForTarget)
{
GetTarget();
}
else if (_state == Enums.SpawnState.MoveToTarget)
{
// If current target has not been destroyed already.
if (_currentTargetGo.activeInHierarchy == false)
{
_state = Enums.SpawnState.LookForTarget;
}
// If spawn is not next to target
if (Vector2.Distance(transform.position, _currentTargetGo.transform.position) >= _data._range)
{
MoveToTarget();
}
else
{
_state = Enums.SpawnState.DamageTarget;
}
}
else if (_state == Enums.SpawnState.DamageTarget)
{
// If current target has not been destroyed already.
if (_currentTargetGo.activeInHierarchy == false)
{
_state = Enums.SpawnState.LookForTarget;
}
DamageTarget(_currentTargetGo);
}
}
if (_hp <= 0)
{
gameObject.SetActive(false);
}
}
