using UnityEngine;
using System.Collections;

public class TwoSidesCover : MonoBehaviour {

	Vector3 [] covering = {new Vector3(0,0,0),new Vector3(1,0,-1),new Vector3(1,0,0),new Vector3(1,0,1),new Vector3(2,0,-2),new Vector3(2,0,-1),new Vector3(2,0,0),new Vector3(2,0,1),new Vector3(2,0,2),new Vector3(3,0,-2),new Vector3(3,0,-1),new Vector3(3,0,0),new Vector3(3,0,1),new Vector3(3,0,2),new Vector3(4,0,-2),new Vector3(4,0,-1),new Vector3(4,0,0),new Vector3(4,0,1),new Vector3(4,0,2),new Vector3(5,0,-1),new Vector3(5,0,0),new Vector3(5,0,1),new Vector3(6,0,0),              new Vector3(-2,0,0),new Vector3(-3,0,-1),new Vector3(-3,0,0),new Vector3(-3,0,1),new Vector3(-4,0,-2),new Vector3(-4,0,-1),new Vector3(-4,0,0),new Vector3(-4,0,1),new Vector3(-4,0,2),new Vector3(-5,0,-1),new Vector3(-5,0,0),new Vector3(-5,0,1),new Vector3(-5,0,2),new Vector3(-5,0,-2),new Vector3(-6,0,-2),new Vector3(-6,0,-1),new Vector3(-6,0,0),new Vector3(-6,0,1),new Vector3(-6,0,2),new Vector3(-7,0,-1),new Vector3(-7,0,0),new Vector3(-7,0,1),new Vector3(-8,0,0) };//
	RaycastHit currhit = new RaycastHit();
	int layMask = 1<<8;
	int LM = 1 << 10;


	void calcCover()
	{


		for (int i = 0; i < covering.Length; i++) {

			Physics.SphereCast (transform.position+covering[i], 0.01f, transform.right, out currhit, 5f, LM);

			if (currhit.transform.GetComponent<NodeMaterial> () != null && !Physics.Linecast (transform.position, currhit.transform.position, layMask)) {
				currhit.transform.GetComponent<NodeMaterial> ().Cover ();
			}


		}
	}

	void calcUnCover()
	{


		for (int i = 0; i < covering.Length; i++) {

			Physics.SphereCast (transform.position+covering[i], 0.01f, transform.right, out currhit, 5f, LM);

			if (currhit.transform.GetComponent<NodeMaterial> () != null && !Physics.Linecast (transform.position, currhit.transform.position, layMask)) {
				currhit.transform.GetComponent<NodeMaterial> ().UnCover ();
			}

		}
	}


	void OnMouseDown()
	{

		//transform.position = new Vector3 (Mathf.Round (transform.position.x), transform.position.y, Mathf.Round (transform.position.z));
		calcUnCover();

	}

	void OnMouseUp()
	{

		transform.position = new Vector3 (Mathf.Round (transform.position.x), transform.position.y, Mathf.Round (transform.position.z));
		calcCover ();
	}

	void Start () {

		calcCover ();
	}

	void Update () {

	}
}