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

public class PlayerMovement : MonoBehaviour {

    public Interactable focus;

    // Use this for initialization
    void Start () {

    }

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

        if (Input.GetButton("Fire1"))
        {
           //create a ray
            Ray ray = Camera.main.ViewportPointToRay(Vector3.one / 2f);
            Debug.DrawRay(ray.origin, ray.direction * 2f, Color.red);

            RaycastHit hitInfo;

            //If the ray hits
            if(Physics.Raycast(ray, out hitInfo, 2f))
            {
                Interactable interactable = hitInfo.collider.GetComponent<Interactable>();

                //Check if we hit Interactable
                if (interactable != null)
                {
                    SetFocus(interactable);
                }

            }
        }
        else
        {
            RemoveFocus();
        }

    }



    private void SetFocus(Interactable newFocus)
    {
        focus = newFocus;
    }
    private void RemoveFocus()
    {
        focus = null;
    }
}