using System.Collections;
using System.Collections.Generic;
using Unity.Netcode;
using UnityEngine;
using UnityEngine.XR;

//this scripts handels the laser pointer (also the network sync for it)

public class LineRendererActivator : NetworkBehaviour
{
    [SerializeField] public LineRenderer lineRenderer;
    [SerializeField] public List<InputDevice> mDevice = new List<InputDevice>();

    //network variable to perform the laser pointers sync
    private NetworkVariable<bool> isRayActive = new NetworkVariable<bool> (writePerm: NetworkVariableWritePermission.Owner);

    void Start()
    {

    }

    void Update()
    {   
        //if the script is attached to the owners player object 
        if (IsOwner)
        {
            mDevice.Clear();
            InputDevices.GetDevicesWithCharacteristics(InputDeviceCharacteristics.Right | InputDeviceCharacteristics.Controller, mDevice);

            // check if any physical controller is connected
            if (mDevice.Count > 0)
            {
                //try to get the input of the right controllers secondary button (B)
                InputDevice rightController = mDevice[0];
                rightController.TryGetFeatureValue(CommonUsages.secondaryButton, out bool secondaryDown);

                if (secondaryDown || Input.GetKey(KeyCode.O))
                {
                    // activate the line renderer while the button is pressed
                    lineRenderer.enabled = true;
                    isRayActive.Value = true;
                }
                else
                {
                    // deactivate the line renderer if the button is released
                    lineRenderer.enabled = false;
                    isRayActive.Value = false;
                }
            }
            //for test case with keyboard inputs only
            else
            {
                if (Input.GetKey(KeyCode.O))
                {
                    // activate the line renderer while the button is pressed
                    lineRenderer.enabled = true;
                    isRayActive.Value = true;
                }
                else
                {
                    // deactivate the line renderer if the button is released
                    lineRenderer.enabled = false;
                    isRayActive.Value = false;
                }
            }
        } 
        else
        {   
            //read the activation variable if not owner
            lineRenderer.enabled = isRayActive.Value;
        }
        
    }
}