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

public class Map : MonoBehaviour
{
    public Camera mapCamera;
    public Text objectWasHit;
    public GameObject mouseOvered;
    public float distanceToHit = 1000;

    private Camera[] cameras;
    private List<GameObject> objectsToHit = new List<GameObject>();

    // Use this for initialization
    void Start()
    {
        cameras = Camera.allCameras;

        GameObject levels = GameObject.Find("_Level");
        foreach (Transform child in levels.transform)
        {
            child.gameObject.AddComponent<UnityEngine.MeshRenderer>();
            objectsToHit.Add(child.gameObject);
        }
    }

    // Update is called once per frame
    void Update()
    {
        if (Input.GetKeyDown(KeyCode.M))
        {
            if (mapCamera.enabled == false)
            {
                foreach (Camera cam in cameras)
                {
                    cam.enabled = false;
                }
                mapCamera.enabled = true;
            }
            else
            {
                foreach (Camera cam in cameras)
                {
                    cam.enabled = true;
                }
                mapCamera.enabled = false;
            }
        }

        bool rcHit = false;
        Vector3 mouse = Input.mousePosition;
        Ray castPoint = mapCamera.ScreenPointToRay(mouse);
        RaycastHit hit;
        Debug.DrawRay(castPoint.origin, castPoint.direction * distanceToHit, Color.magenta);
        if (Physics.Raycast(castPoint, out hit, distanceToHit))
        {
            rcHit = true;
            if (mouseOvered != hit.collider.gameObject)
            {
                mouseOvered = hit.collider.gameObject;
            }
            objectWasHit.text = mouseOvered.name;
        }

        if (!rcHit && mouseOvered != null)
        {
            mouseOvered = null;
        }
    }
}

objectWasHit.text = mouseOvered.name;