using System.Collections.Generic;
using UnityEngine;

// 인터페이스
public interface IPointManagerView
{
    void CreatePoint(RobotData pose);
    void UpdatePointPosition(int index, RobotData pose);
    void DeletePoint(int index);
    void RedrawPoints(List<RobotData> poses); // (RobotProgram.Steps에서 변환)
}

public class PointManagerView : MonoBehaviour, IPointManagerView
{
    [SerializeField] private GameObject pointPrefab; // 인스펙터에서 포인트 프리팹 연결
    private List<GameObject> activePoints = new List<GameObject>();

    public void CreatePoint(RobotData pose)
    {
        Vector3 position = new Vector3(pose.x, pose.y, pose.z);
        GameObject pointObj = Instantiate(pointPrefab, position, Quaternion.identity, this.transform);
        activePoints.Add(pointObj);
        // (참고: 이 pointObj에 'InteractionView'가 감지할 수 있는 콜라이더와 스크립트가 있어야 함)
    }

    public void UpdatePointPosition(int index, RobotData pose)
    {
        if (index < 0 || index >= activePoints.Count) return;
        activePoints[index].transform.position = new Vector3(pose.x, pose.y, pose.z);
    }

    public void DeletePoint(int index)
    {
        if (index < 0 || index >= activePoints.Count) return;
        Destroy(activePoints[index]);
        activePoints.RemoveAt(index);
    }

    public void RedrawPoints(List<RobotData> poses)
    {
        // 기존 포인트 모두 삭제
        foreach (var point in activePoints) Destroy(point);
        activePoints.Clear();
        // 모든 포인트 새로 생성
        foreach (var pose in poses) CreatePoint(pose);
    }
}