using Gameplay;
using Gameplay.Level;
using Gameplay.Net;
using System.Collections.Generic;
using System.Linq;
using cfg.RedPoint;
using Cysharp.Threading.Tasks;
using Framework;
using Framework.Condition;
using Debug = DebugUtil;
using System;
using cfg.LevelCfg;
using static MapData;

/// <summary>
/// 关卡信息
/// </summary>
public class LevelInfo : IRedPointTreeNode
{
    #region 私有字段
    /// <summary>
    /// 关卡配置信息
    /// </summary>
    private readonly DataLevel cfg;
    /// <summary>
    /// 关卡数据
    /// </summary>
    private LevelData levelData;
    /// <summary>
    /// 地图数据
    /// </summary>
    private MapData mapData;
    /// <summary>
    /// 服务器关卡数据
    /// </summary>
    private Gameplay.Net.LevelInfo serverData;
    /// <summary>
    /// 章节索引
    /// </summary>
    private int _chapterIndex = -1;
    /// <summary>
    /// 关卡索引
    /// </summary>
    private int _levelIndex = -1;
    /// <summary>
    /// 解锁条件id
    /// </summary>
    private int unLockConditionId;
    #endregion

    #region config
    /// <summary>
    /// 配置数据
    /// </summary>
    public DataLevel Cfg
    {
        get { return cfg; }
    }

    /// <summary>
    /// 所属关卡组信息
    /// </summary>
    public LevelGroupInfo GroupInfo
    {
        get { return LevelManager.Instance.GetLevelGroupInfoByID(cfg.LevelGroupID); }
    }

    /// <summary>
    /// 所属章节信息
    /// </summary>
    public ChapterInfo ChapterInfo
    {
        get { return GroupInfo?.ChapterInfo; }
    }

    /// <summary>
    /// 关卡名
    /// </summary>
    public string Name
    { 
        get { return StringManager.Instance.GetLocalizeTextByKey(cfg.Name); }
    }

    /// <summary>
    /// 关卡描述
    /// </summary>
    public string Desc
    {
        get { return StringManager.Instance.GetLocalizeTextByKey(cfg.Desc); }
    }

    //章节序号
    public int ChapterIndex
    {
        get
        {
            if (_chapterIndex == -1)
            {
                if (cfg.Id < 100000)
                {
                    DebugUtil.LogError("关卡id为{0}的关卡id没到6位", cfg.Id);
                    return 0;
                }

                var resultStr = cfg.Id.ToString().Substring(1, 2);
                _chapterIndex = int.Parse(resultStr);
            }

            return _chapterIndex;
        }
    }

    //关卡序号
    public int LevelIndex
    {
        get
        {
            if (_levelIndex == -1)
            {
                if (cfg.Id < 100000)
                {
                    DebugUtil.LogError("关卡id为{0}的关卡id没到6位", cfg.Id);
                    return 0;
                }

                var resultStr = cfg.Id.ToString().Substring(3, 3);
                _levelIndex = int.Parse(resultStr);
            }

            return _levelIndex;
        }
    }

    #endregion

    #region Data
    /// <summary>
    /// 环境类型
    /// </summary>
    public EnvironmentType Environment
    {
        get
        {
            if (null == MapData)
                return EnvironmentType.Desert;

            return mapData.environmentType;
        }
    }

    /// <summary>
    /// 是否锁住
    /// </summary>
    public bool IsLock { get; private set; } = true;

    /// <summary>
    /// 能否进入
    /// </summary>
    public bool CanEnter 
    { 
        get { return !IsLock && IsConstEnough(); }
    }

    /// <summary>
    /// 地图数据
    /// </summary>
    public MapData MapData
    {
        get { return mapData ??= MapUtils.LoadMapData(cfg.MapData); }
    }

    /// <summary>
    /// 关卡数据
    /// </summary>
    public LevelData LevelData
    {
        get { return levelData ??= LevelUtils.LoadLevelData(cfg.Id); }
    }

    /// <summary>
    /// 是否剧情
    /// </summary>
    public bool IsStory 
    { 
        get { return !string.IsNullOrWhiteSpace(cfg.StoryID); } 
    }

    /// <summary>
    /// 环境buff描述
    /// </summary>
    public string EnvironmentBuffString
    {
        get
        {
            return CommonUtils.GetLocalizeText(TableManager.Instance.Tables.EnviormentConfig.Get((int)Environment).DescLocal);
        }
    }
    #endregion

    #region Server Data
    /// <summary>
    /// 星级数量
    /// </summary>
    public int StarCount
    {
        get
        {
            if (null == serverData)
                return 0;

            return (int)serverData.StarCount;
        }
    }

    /// <summary>
    /// 星级达成结果
    /// </summary>
    public bool[] StarResult
    {
        get
        {
            if (null == serverData)
                return new bool[StarCount];

            return serverData.star.Select(s => s > 0).ToArray();
        }
    }

    /// <summary>
    /// 是否通关
    /// </summary>
    public bool IsPass
    {
        get
        {
            if (null == serverData)
                return false;

            return serverData.isPassed;
        }
    }

    /// <summary>
    /// 红点
    /// </summary>
    public RedPointNode RedPoint { get; private set; }
    #endregion

    public LevelInfo(DataLevel config)
    {
        cfg = config;
        IsLock = true;
        RefreshServerData(true);
    }

    private bool IsConstEnough()
    {
        bool result = true;
        if (cfg.CostItems == null || cfg.CostItems.Count == 0)
            return result;
        foreach (var costItem in cfg.CostItems)
        {
            var currCount = Actor.Instance.Item.GetItemCount(costItem.Id);
            result = result && currCount >= costItem.Count;
            if (!result)
            {
                Debug.LogError($"关卡消耗品不足，level id:{cfg.Id}");
                break;
            }
        }

        return result;
    }

    public void RefreshServerData(bool isReset)
    {
        serverData = Actor.Instance.Level.GetLevelInfo((uint)cfg.Id);
        if (isReset)
        {
            IsLock = true;
            AddLockConditionReaction();
        }
    }

    public void ConstructRedPointTree(RedPointNode parent)
    {
        RedPoint = RedPointManager.Instance.AddDynamicNode(NodeType.Level, parent, cfg.Id);
    }

    //获得星级目标的文本
    public string GetStarTargetLocalizationText(int targetIndex)
    {
        var starTarget = LevelData.starTarget;
        if (targetIndex < 0 || targetIndex >= starTarget.Count)
            return null;

        return starTarget[targetIndex].GetConditionLocalization();
    }

    private void AddLockConditionReaction()
    {
        ConditionReactor.Instance.RemoveReaction(unLockConditionId);
        unLockConditionId = ConditionReactor.Instance.AddReaction(cfg.Unlock, OnUnlockConditionChanged);
    }

    private void OnUnlockConditionChanged(bool result, object callBackParam, int reactionID)
    {
        if (result)
        {
            IsLock = false;
            DebugUtil.Log($"[Level] level unlock,id:{cfg.Id}");
            EventManager.Instance.Send<int>(EventManager.EventName.LevelUnlock, cfg.Id);
            ConditionReactor.Instance.RemoveReaction(reactionID);
        }
    }

    public void ConstructRedPointTree(int parentID)
    {
        throw new NotImplementedException();
    }
}