using Spine.Unity;
using UnityEngine;

public class TycoonCharacter : MonoBehaviour
{
    private RectTransform selfRectTransform; 
    public RectTransform parentRectTransform; // 부모 UI 객체의 RectTransform

    public float smoothSpeed = 5f; 
    private Vector3 targetPosition;

    
    [field: SerializeField] 
    private SkeletonAnimation spine;
    
    [field: SerializeField] 
    private SkeletonRootMotion spineEye;
    
    void Start()
    {
        selfRectTransform = GetComponent<RectTransform>();

        if (selfRectTransform == null)
        {
            Debug.LogError("이 스크립트는 RectTransform이 필요한 UI 객체에서만 작동합니다.");
        }

        targetPosition = selfRectTransform.anchoredPosition;
    }

    void Update()
    {
        UpdateTargetPosition();
        SmoothMoveToTarget();
        
        if (spineEye != null)
        {
            // 본의 위치 변경 (예: 마우스 위치로 이동)
            Vector3 mousePosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
            spineEye.RootMotionBone.WorldX = mousePosition.x;
            spineEye.RootMotionBone.WorldY = mousePosition.y;
            spineEye.RootMotionBone.UpdateWorldTransform();
            // 스켈레톤을 다시 업데이트
        }
    }

    void UpdateTargetPosition()
    {
        if (selfRectTransform == null) return;

        Vector3 mousePosition = Input.mousePosition;

        float parentWidth = parentRectTransform.rect.width;
        float parentHeight = parentRectTransform.rect.height;

        float normalizedX = (mousePosition.x / Screen.width) * 2f - 1f;

        float normalizedY = (mousePosition.y / Screen.height) * 2f - 1f;

        // X축과 Y축 목표 위치 계산
        float localX = normalizedX * (parentWidth / 2f);
        float localY = normalizedY * (parentHeight / 2f);

        // 목표 위치 업데이트
        targetPosition = new Vector3(- localX / 30.0f  + 450, - localY / 30.0f, 0f);
    }

    void SmoothMoveToTarget()
    {
        // 부드럽게 목표 위치로 이동
        selfRectTransform.anchoredPosition = Vector3.Lerp(
            selfRectTransform.anchoredPosition, // 현재 위치
            targetPosition,                     // 목표 위치
            Time.deltaTime * smoothSpeed        // 부드럽게 이동 속도
        );
    }
}