using UnityEngine;

public class CameraFollow : MonoBehaviour
{
    public Transform player;
    public BoxCollider2D bounds;
    
    public float smoothness = 0.125f;

    private float minX, maxX, minY, maxY;
    private Camera cam;

    void Start()
    {
        cam = GetComponent<Camera>();
        
        float camHeight = cam.orthographicSize;
        float camWidth = camHeight * cam.aspect;

        minX = bounds.bounds.min.x + camWidth;
        maxX = bounds.bounds.max.x - camWidth;
        minY = bounds.bounds.min.y + camHeight;
        maxY = bounds.bounds.max.y - camHeight;
    }

    void LateUpdate()
    {
        if (player == null) return;

        float targetX = Mathf.Clamp(player.position.x, minX, maxX);
        float targetY = Mathf.Clamp(player.position.y, minY, maxY);

        Vector3 targetPosition = new Vector3(targetX, targetY, transform.position.z);
        transform.position = Vector3.Lerp(transform.position, targetPosition, smoothness);
    }
}