using System.Collections.Generic;
using UnityEngine;

public class CombatRoomController : MonoBehaviour
{
    public GameObject doorBlockers;

    [Header("Debug")]
    public bool logDoorState = true;   // ✅ 체크하면 로그 출력

    private bool activated = false;
    private readonly List<EnemyRoomLink> enemies = new List<EnemyRoomLink>();

    void Awake()
    {
        if (doorBlockers != null)
            doorBlockers.SetActive(false);
    }

    public void ActivateRoom()
    {
        if (activated) return;
        activated = true;

        if (doorBlockers != null)
            doorBlockers.SetActive(true);

        RefreshEnemies();

        if (logDoorState)
            Debug.Log($"[Room] ENTER -> Door CLOSE, enemies={enemies.Count}", this);

        TryUnlock();
    }

    void RefreshEnemies()
    {
        enemies.Clear();
        enemies.AddRange(GetComponentsInChildren<EnemyRoomLink>(true));
        enemies.RemoveAll(x => x == null);
    }

    public void RegisterEnemy(EnemyRoomLink e)
    {
        if (e == null) return;
        if (!enemies.Contains(e))
        {
            enemies.Add(e);
            enemies.RemoveAll(x => x == null);

            if (logDoorState)
                Debug.Log($"[Room] Enemy REGISTER -> enemies={enemies.Count}", this);
        }
    }

    public void NotifyEnemyDied(EnemyRoomLink e)
    {
        enemies.Remove(e);
        enemies.RemoveAll(x => x == null);

        if (logDoorState)
            Debug.Log($"[Room] Enemy DEAD -> enemies={enemies.Count}", this);

        TryUnlock();
    }

    void TryUnlock()
    {
        if (!activated) return;

        enemies.RemoveAll(x => x == null);

        if (enemies.Count == 0 && doorBlockers != null)
        {
            doorBlockers.SetActive(false);

            if (logDoorState)
                Debug.Log("[Room] CLEAR -> Door OPEN", this);
        }
    }
}