using System;
using UnityEngine;

public class CameraFOVWithDistance : MonoBehaviour
{
    public PlayerTracker tracker;
    public Camera camera;

    public float lerpSpeed = 0.15f;
    
    private float _targetFOV;

    private float _minDistance = 7.5f;
    private float _maxDistance = 16.5f;

    private float _minFOV = 25f;
    private float _maxFOV = 45f;

    private void Update()
    {
        var distancePercent = Mathf.InverseLerp(_minDistance, _maxDistance, Math.Clamp(tracker.Distance, _minDistance, _maxDistance));
        _targetFOV = Mathf.Lerp(_minFOV, _maxFOV, distancePercent);
    }

    private void FixedUpdate()
    {
        camera.fieldOfView =  Mathf.Lerp(camera.fieldOfView,  _targetFOV, lerpSpeed);
    }
}