using UnityEngine;

namespace BaseGames.World
{
    /// <summary>
    /// 世界标记点（架构 21_LiquidPuzzleModule §14）。
    /// 用于在地图/小地图上标注目标、NPC、兴趣点等。
    /// 通过事件频道通知 UI 层显示/隐藏图标。
    /// </summary>
    public class WorldMarker : MonoBehaviour
    {
        [Header("标记配置")]
        [SerializeField] private WorldMarkerType _markerType = WorldMarkerType.Objective;
        [SerializeField] private string          _markerId   = "";
        [SerializeField] private string          _labelKey   = "";   // 本地化 Key

        [Header("事件频道")]
        [SerializeField] private WorldMarkerEventChannelSO _onMarkerActivated;
        [SerializeField] private WorldMarkerEventChannelSO _onMarkerDeactivated;

        public WorldMarkerType MarkerType => _markerType;
        public string          MarkerId   => _markerId;
        public string          LabelKey   => _labelKey;

        private bool _isActive;
        public  bool IsActive => _isActive;

        // ── 公共 API ──────────────────────────────────────────────────────
        public void Activate()
        {
            if (_isActive) return;
            _isActive = true;
            _onMarkerActivated?.Raise(this);
        }

        public void Deactivate()
        {
            if (!_isActive) return;
            _isActive = false;
            _onMarkerDeactivated?.Raise(this);
        }

        // ── 编辑器辅助 ────────────────────────────────────────────────────
        private void OnDrawGizmosSelected()
        {
            Gizmos.color = _markerType switch
            {
                WorldMarkerType.Objective       => Color.yellow,
                WorldMarkerType.NPC             => Color.cyan,
                WorldMarkerType.PointOfInterest => Color.green,
                WorldMarkerType.Exit            => Color.blue,
                WorldMarkerType.Secret          => Color.magenta,
                _                               => Color.white,
            };
            Gizmos.DrawWireSphere(transform.position, 0.4f);
        }
    }

    /// <summary>世界标记类型（架构 21_LiquidPuzzleModule §14）。</summary>
    public enum WorldMarkerType
    {
        Objective,
        NPC,
        PointOfInterest,
        Exit,
        Secret,
    }
}