using UnityEngine;
using TMPro;
using UnityEngine.UI;

public class NameplateController : MonoBehaviour
{
    [Header("UI refs")]
    public TextMeshProUGUI nameText;
    public Image backgroundImage;    // optional background to tint
    public Outline uiOutline;        // optional UI outline component (for name text)

    Camera mainCam;
    Transform target;

    void Awake()
    {
        mainCam = Camera.main;
    }

    public void Initialize(Selectable s, Color color, Vector3 offset)
    {
        target = s.transform;
        if (nameText != null) nameText.text = s.displayName;
        ApplyColor(color);
        FollowTarget(target, offset);
    }

    public void FollowTarget(Transform t, Vector3 offset)
    {
        if (t == null) return;
        Vector3 worldPos = t.position + offset;
        transform.position = worldPos;

        // Face camera
        if (mainCam != null)
        {
            transform.rotation = Quaternion.LookRotation(transform.position - mainCam.transform.position);
        }
    }

    void ApplyColor(Color c)
    {
        if (nameText != null) nameText.color = c;
        if (backgroundImage != null) backgroundImage.color = new Color(c.r, c.g, c.b, backgroundImage.color.a);
        if (uiOutline != null) uiOutline.effectColor = c;
    }
}