using UnityEngine;
using System.Collections;
using UnityEngine.UI;

public class PinSetter : MonoBehaviour {
    public Text pinCountDisplay;
    bool ballEnteredBox = false;

	// Use this for initialization
	void Start () {

	}

	// Update is called once per frame
	void Update () {

    pinCountDisplay.text = CountStanding().ToString();

	}

    int CountStanding(){
    int standing = 0;
        foreach (Pin pin in GameObject.FindObjectsOfType<Pin>()){
            if (pin.IsStanding()){
                standing++;
                }
        }
        return standing;
    }

    void OnTriggerExit(Collider col)
        {
        GameObject thingLeft = col.gameObject;
        if (thingLeft.GetComponent<Pin>())
            {
            print("Pin Left");
            Destroy(thingLeft);
            }
        if (thingLeft.GetComponent<Ball>())
            {
            pinCountDisplay.material.color = Color.green;
            }
        }

   void OnTriggerEnter(Collider col) {
   GameObject thingHit = col.gameObject;
        if (thingHit.GetComponent <Ball>())
            {
            pinCountDisplay.color = Color.red;
            ballEnteredBox = true;
            }

        }

}