using Core.SaveLoad;
using UnityEngine;
using Pixelplacement;
using Pixelplacement.TweenSystem;

public class WorkerBeltApproachingBehaviour : AppleState
{
    public Spline ApproachingSpline;
    public Transform workerObjectTransform;
    public float approachduration;
    public float approachDelay;

    //References to the Worker Gameobject
    public GameObject workerBeltObject;
    public Animator workerAnimator;
    public WorkerBeltRoamingBehaviour workerBeltRoamingRef;
    private TweenBase aproachTween;
    public AppleMachine workerBeltStateMAchineRef;

    private void OnEnable()
    {
        // ensure roaming ref exists before accessing
        Transform anchorA = transform.Find("AnchorA");
        if (anchorA != null && workerBeltRoamingRef != null)
        {
            anchorA.position = workerBeltRoamingRef.midRoamPosition;
        }

        Debug.Log("Entered Worker Belt Approaching State");
        if (ApproachingSpline == null || workerObjectTransform == null)
        {
            Debug.LogWarning("WorkerBeltApproachingBehaviour: ApproachingSpline or workerObjectTransform is not assigned.", this);
            return;
        }
        // Start the tween to move the worker along the approaching spline
        aproachTween = Tween.Spline(
            ApproachingSpline,
            workerObjectTransform,
            0, 1,
            false,
            approachduration,
            approachDelay,
            Tween.EaseLinear,
            Tween.LoopType.None,
            HandleApproachStarted,   // optional
            HandleApproachFinished   // called when spline completes
        );
    }

    private void OnDisable()
    {
        Debug.Log("Exited Worker Belt Approaching State");
        // stop active tween to avoid it running while disabled
        aproachTween?.Stop();
        aproachTween = null;
    }

    // callback implementations
    void HandleApproachStarted()
    {
        // optional: play audio/anim etc.
    }

    void HandleApproachFinished()
    {
        Debug.Log("Approach tween finished");
        // cleanup
        aproachTween?.Stop();
        aproachTween = null;
        if (workerAnimator != null)
            workerAnimator.SetBool("isLifting?", true);
        if (workerBeltStateMAchineRef != null)
            workerBeltStateMAchineRef.ChangeState(2);
    }

    public void Update()
    {
        if (ApproachingSpline == null || aproachTween == null)
            return;

        // defensively clamp percentage
        float pct = Mathf.Clamp01(aproachTween.Percentage);
        Vector3 dir = ApproachingSpline.GetDirection(pct);
        if (dir.x > 0.1f)
            workerAnimator?.SetBool("walkingRight?", true);
        else
            workerAnimator?.SetBool("walkingRight?", false);
    }
}