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

public class CameraController : MonoBehaviour
{
    [SerializeField] private Transform target;

    [SerializeField] private float smoothSpeed = 8f;
    [SerializeField] private Vector3 offset;

    [SerializeField] private float scrollSensitivity = 2f;
    [SerializeField] private float minDistance = 2f;
    [SerializeField] private float maxDistance = 10f;

    [SerializeField] private float distance; 

    void Update()
    {
        if (target == null) return;

        float scrollInput = 0;
        

        if (!InteractionManager.Instance.IsActive && !EventSystem.current.IsPointerOverGameObject())
        {
            scrollInput = Input.GetAxis("Mouse ScrollWheel");
        }

        distance -= scrollInput * scrollSensitivity;
        distance = Mathf.Clamp(distance, minDistance, maxDistance);

        Vector3 desiredPosition = target.position - transform.forward * distance + offset;

        Vector3 smoothedPosition = Vector3.Lerp(transform.position, desiredPosition, smoothSpeed * Time.deltaTime);
        transform.position = smoothedPosition;
    }

    public void SetTarget(Transform target)
    {
        this.target = target;
    }
}