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

public class AudioDimensionSwitch : MonoBehaviour
{
    [SerializeField] [FMODUnity.EventRef] private string SelectAudio;
    private FMOD.Studio.EventInstance Audio;
    private FMODUnity.StudioListener Listener;

    [SerializeField] private float MaxDistance = 20f;
    private float Distance;
    private bool DisLessThanMax = false;
    private bool DisLastFrame = false;

    void Start()
    {
        Listener = FindObjectOfType<FMODUnity.StudioListener>();

        Audio = FMODUnity.RuntimeManager.CreateInstance(SelectAudio);
        FMODUnity.RuntimeManager.AttachInstanceToGameObject(Audio, transform, GetComponent<Rigidbody>());
        Audio.start();
        Audio.release();
    }

    // Update is called once per frame
    void Update()
    {
        Distance = Vector3.Distance(transform.position, Listener.transform.position);
        
        if (Distance <= MaxDistance)
        {
            DisLessThanMax = true;
        }
        else if (Distance > MaxDistance)
        {
            DisLessThanMax = false;
        }

        if (DisLessThanMax != DisLastFrame && DisLessThanMax)
        {
            DimensionSwitch(3);
        }
        else if (DisLessThanMax != DisLastFrame && !DisLessThanMax)
        {
            DimensionSwitch(2);
        }

        DisLastFrame = DisLessThanMax;
    }

    void DimensionSwitch (int is2Dor3D)
    {
        Audio.setParameterByName("Dimension Switch", is2Dor3D);
        Debug.Log("Switching '" + SelectAudio + "' to " + is2Dor3D + "D.");
    }
}