using UnityEngine;

public class BlackjackDialogHudFix : MonoBehaviour
{
    [Header("Anchor")]
    public Transform speakerAnchor;   // ÈÄÅ© ±âÁØ À§Ä¡
    public Camera targetCamera;        // ºñ¿öµÎ¸é Camera.main »ç¿ë

    [Header("Panel Check")]
    public GameObject dialoguePanel;   // DialoguePanel ³Ö±â
    public bool onlyWhenPanelActive = true;

    [Header("Placement")]
    public float chestHeight = 2.0f;
    public float forwardOffset = 0.7f;
    public float lateralOffset = 0f;

    private void LateUpdate()
    {
        if (speakerAnchor == null)
            return;

        if (onlyWhenPanelActive && dialoguePanel != null && !dialoguePanel.activeInHierarchy)
            return;

        Camera cam = targetCamera != null ? targetCamera : Camera.main;

        if (cam == null)
            return;

        Vector3 toCam = cam.transform.position - speakerAnchor.position;
        toCam.y = 0f;

        if (toCam.sqrMagnitude < 0.0001f)
            return;

        Vector3 dir = toCam.normalized;
        Vector3 right = Vector3.Cross(Vector3.up, dir).normalized;

        Vector3 chestWorld = speakerAnchor.position + Vector3.up * chestHeight;

        transform.position =
            chestWorld +
            dir * forwardOffset +
            right * lateralOffset;

        transform.rotation = Quaternion.LookRotation(-dir);
    }
}