using UnityEngine;
using UnityEngine.AI;

public class MovementAudio : MonoBehaviour //plays movement audio and adjusts the volume based on speed
{
    public AudioSource source;
    private float speed;
    private Rigidbody parentBody;
    private NavMeshAgent agent;
    public bool nonPlayer;

    private void Awake()
    {
        if (!nonPlayer)
            parentBody = transform.parent.gameObject.GetComponent<Rigidbody>();
        else
            agent = transform.parent.gameObject.GetComponent<NavMeshAgent>();
    }

    private void Update()
    {
        float sourceVolume;

        if (!nonPlayer)
        {
            speed = parentBody.velocity.magnitude;
            sourceVolume = Mathf.InverseLerp(0, 600, speed);
        }
        else
        {
            speed = agent.velocity.magnitude;
            sourceVolume = Mathf.InverseLerp(0, 600, speed);
        }


        if (speed > 1)
        {
            source.volume = sourceVolume;

            if (source.isPlaying == false)
                source.Play();
        }
    }
}