void OnCollisionEnter2D(Collision2D coll)
    {
        if (coll.transform.tag == "Ball")
        {
            // Debug.Log("collp");
            GameObject target = coll.gameObject;

            Vector3 inNormal = Vector3.Normalize(
                transform.position - target.transform.position);
            Vector3 bounceVector =
                Vector3.Reflect(coll.relativeVelocity, inNormal);
            // Debug.Log("inNormaly : " + inNormal.y + " bounceVectory : " + bounceVector.y);

            target.GetComponent <Rigidbody2D>().AddForce(-inNormal * Player.power, ForceMode2D.Impulse);
        }

        if (coll.transform.tag == "Player")
        {
            Player.GroggyTimer();
            WSServer.PlayerGroggy(DeviceId);
        }
    }