void Update()
{
if (target == null)
{
Destroy(gameObject);
return;
}
Vector3 dir = target.position - transform.position;
float dis = speed * Time.deltaTime;
if (dir.magnitude <= dis)
{
economy.AddMoney();
Destroy(target.gameObject);
Destroy(gameObject);
return;
}
transform.Translate(dir.normalized * dis, Space.World);
}