public void StartTower() => StartCoroutine(workOfTower()); // Towers StartToWork
IEnumerator workOfTower()
{
//WorldSpace position of tower is calculated
Vector3 position = GetComponent <RectTransform>().transform.position;
position = Camera.main.ScreenToWorldPoint(position);
position -= Vector3.forward * position.z;
//Work loop
while (true)
{
//Finding enemie which is enough close to trigger tower
Enemy temp = BattleManagement.Enemies.Find(e => { return((e.transform.position - position).magnitude < TriggerDistance); });
//Attacking this enemy while it is within range
while (temp != null && (temp.transform.position - position).magnitude < TriggerDistance)
{
BattleManagement.Attack(this, temp, out Reward);
ResourceManagement.Gold += Reward;
//If reward is higher than zero it means enemy was killed
if (Reward > 0)
{
BattleManagement.EnemiesKilled++;
}
yield return(new WaitForSeconds(FireRate));
}
yield return(null);
}
}
private void Update()
{
//Finding vector from current unit to next Checkpoint
Direction = (CheckPoint.position - transform.position);
//Moving towards CheckPoint
transform.position += Direction.normalized * speed * Time.deltaTime;
//Each CheckPoint hold number of children which are next CheckPoints
//If Distance is lower than trigger distance next checkpoint is selected randomly
//otherwise it is final checkpoint and the Ultimate Target
//Ultimate target is inside of BattleUnit script as static field and each unit "knows" it
if (Direction.magnitude < TriggerDistance)
{
if (CheckPoint.childCount > 0)
{
CheckPoint = CheckPoint.GetChild(Random.Range(0, CheckPoint.childCount));
}
else
{
BattleManagement.Attack(this, UltimateTarget, out int trash);
OnDestroyed();
}
}
}
