using UnityEngine;

public class CameraHeadBobbing : MonoBehaviour
{
    public float bobFrequency = 2f;
    public float bobAmplitude = 0.05f;
    public float swayAmplitude = 0.02f;
    public float transitionSpeed = 5f;

    public CharacterMovement movementScript; // Reference to your character movement

    private Vector3 initialLocalPos;
    private float timer;
    public AudioClip footstepsClip;
    private AudioSource audioSource;

    void Awake()
    {
        audioSource = gameObject.AddComponent<AudioSource>();
        audioSource.clip = footstepsClip;
        audioSource.loop = true;
        audioSource.playOnAwake = false;
    }

    void OnEnable()
    {
        if (footstepsClip != null && !audioSource.isPlaying)
            audioSource.Play();
    }

    void OnDisable()
    {
        if (audioSource.isPlaying)
            audioSource.Stop();
    }
    void Start()
    {
        initialLocalPos = transform.localPosition;
    }

    void Update()
    {
        bool isWalking = movementScript != null && movementScript.state == CharacterMovement.MovementState.Walking;

        if (isWalking)
        {
            timer += Time.deltaTime * bobFrequency;

            float verticalOffset = Mathf.Sin(timer * Mathf.PI * 2f) * bobAmplitude;
            float sideOffset = Mathf.Sin(timer * Mathf.PI) * swayAmplitude;

            Vector3 targetOffset = new Vector3(sideOffset, verticalOffset, 0);
            transform.localPosition = Vector3.Lerp(transform.localPosition, initialLocalPos + targetOffset, Time.deltaTime * transitionSpeed);
        }
        else
        {
            // Reset to original position smoothly
            transform.localPosition = Vector3.Lerp(transform.localPosition, initialLocalPos, Time.deltaTime * transitionSpeed);
        }
    }
}