using cfg.GuideCfg;
using Framework;
using Gameplay.Area;
using Gameplay.Level;
using Gameplay.Net;
using Gameplay.PlayerSkill;
using Gameplay.Skill;
using NLDPB;
using PhxhSDK;
using System;
using System.Collections.Generic;
using UnityEngine;

namespace Gameplay.Guide
{
    /// <summary>
    /// 新手引导管理器
    /// </summary>
    public class GuideManager : Singlenton<GuideManager>, IInitable, IUpdatable
    {
        /// <summary>
        /// 新手引导配置字典，key：引导组，Value：引导步骤配置链表
        /// </summary>
        private Dictionary<int, LinkedList<DataGuideCfg>> dicGuideCfg;
        /// <summary>
        /// 当前的引导组
        /// </summary>
        private GuideGroup curGroup;

        /// <summary>
        /// 是否引导中
        /// </summary>
        public bool IsGuiding
        {
            get { return curGroup != null && curGroup.IsGuiding; }
        }

        /// <summary>
        /// 控制地板点击
        /// </summary>
        public bool IsControlFloor = false;
        /// <summary>
        /// 是否改名
        /// </summary>
        public bool IsChangeName = true;
        /// <summary>
        /// 指定地板索引
        /// </summary>
        public int FloorIndex = -1;
        /// <summary>
        /// 是否编队引导
        /// </summary>
        public bool IsEditTeamGuide = false;

        public void Init()
        {
            EventManager.Instance.Register(EventManager.EventName.AllConfigLoad, InitData);
        }

        public void Update(float deltaTime)
        {
            if (!Instance.IsGuiding)
                return;

            if (!LevelManager.Instance.IsInLevel)
                return;

            if (null == LevelManager.Instance.CurrentLevel)
                return;

            if (!LevelManager.Instance.CurrentLevel.isInBattle)
                return;

            if (!LevelManager.Instance.CurrentLevel.IsPause())
                return;

            AreaManager.instance.LogicUpdate(deltaTime);
            SkillManager.instance.playerSkillManager.LogicUpdate(deltaTime);
        }

        public void Release()
        {
            EventManager.Instance.Unregister(EventManager.EventName.AllConfigLoad, InitData);
        }

        /// <summary>
        /// 开始引导
        /// </summary>
        public bool BeginGuide()
        {
#if GUIDE
            if (IsGuiding)
                return false;

            try
            {
                int completeStepId = (int)Actor.Instance.Logic.GetCount((uint)LogicID.NewGuideProgress);
                int groupId = GetGuideGroupId(completeStepId);
                if (!dicGuideCfg.TryGetValue(groupId, out LinkedList<DataGuideCfg> linkCfg))
                    return false;

                UIManager.Instance.IsEnableBack = false;
                DebugUtil.Log($"<color=#00FA9A>已完成的引导步骤id：{completeStepId}，开始引导组id:{groupId}</color>");
                curGroup = new(groupId, linkCfg);
                curGroup.BeginGuide();

                return true;
            }
            catch (Exception e)
            {
                DebugUtil.LogError($"跳过引导，错误信息：{e}");
            }
#endif
            return false;
        }

        /// <summary>
        /// 完成指定引导步骤
        /// </summary>
        /// <param name="step"></param>
        public void CompleteStep(GuideStepBase step)
        {
            if (null == curGroup)
                return;

            if (step != curGroup.CurStep)
            {
                DebugUtil.LogError("要完成的引导步骤不是当前步骤");
                EndGuide(true);

                return;
            }

            NetHelper.SaveGuideProgress((uint)curGroup.CurStep.Cfg.Id); // 完成引导步骤,保存服务器
            DebugUtil.Log($"<color=#00FA9A>完成引导步骤，服务器保存引导id:{curGroup.GroupId}</color>");

            if (curGroup.IsComplete)
            {
                DebugUtil.Log($"<color=#00FA9A>完成引导组，组id:{curGroup.GroupId}</color>");

                int nextGroupId = curGroup.NextGroupId;
                if (dicGuideCfg.TryGetValue(nextGroupId, out LinkedList<DataGuideCfg> linkCfg))
                {
                    curGroup = new(nextGroupId, linkCfg, true);
                    curGroup.BeginGuide();
                }
                else
                    EndGuide(false);
            }
            else
            {
                if (curGroup.CurStep.Cfg.IsComplete)
                    DebugUtil.Log($"<color=#00FA9A>提前完成引导组，组id:{curGroup.GroupId}</color>");

                curGroup.BeginNextStep();
            }
        }

        /// <summary>
        /// 回到指定步骤
        /// </summary>
        /// <param name="step"></param>
        public void ReturnStep(int stepId)
        {
            curGroup.EndGuide();
            curGroup.BeginGuideById(stepId);
        }

        /// <summary>
        /// 结束引导
        /// </summary>
        public void EndGuide(bool isReEnterMain)
        {
            if (IsGuiding)
                curGroup.EndGuide();

            UIManager.Instance.IsEnableBack = true;
            curGroup = null;
            UIManager.Instance.CloseWindow(UINameConst.UI_Guide);
            UIManager.Instance.CloseWindow(UINameConst.UI_GuideTip);

            if (isReEnterMain)
                GameStateManager.Instance.ChangeState(new GameStateMainScene());
        }

        /// <summary>
        /// 初始化数据
        /// </summary>
        private void InitData()
        {
            dicGuideCfg = new();

            foreach (DataGuideCfg cfg in TableManager.Instance.Tables.GuideConfig.DataList)
            {
                if (dicGuideCfg.ContainsKey(cfg.GroupId) && !IsFirstStep(cfg))
                    continue;

                DataGuideCfg addCfg = cfg; // 记录要添加进链表的引导步骤配置
                int groudId = cfg.GroupId;
                LinkedList<DataGuideCfg> linkCfg = new();
                dicGuideCfg[groudId] = linkCfg;

                while (null != addCfg && addCfg.GroupId == groudId)
                {
                    linkCfg.AddLast(addCfg);

                    if (0 == addCfg.NextId)
                        addCfg = null;
                    else if (addCfg.Id >= addCfg.NextId)
                        throw new Exception($"{addCfg.Id}引导的下一步id配置错误,下一步id小于等于当前id可能导致死循环");
                    else
                        addCfg = TableManager.Instance.Tables.GuideConfig.Get(addCfg.NextId);
                }
            }

            #region 检验每个引导组的步骤顺序是否正常
            foreach (LinkedList<DataGuideCfg> linkCfg in dicGuideCfg.Values)
            {
                DataGuideCfg preCfg = null;
                foreach (DataGuideCfg cfg in linkCfg)
                {
                    if (null == preCfg)
                    {
                        preCfg = cfg;
                        continue;
                    }

                    if (preCfg.NextId != cfg.Id)
                    {
                        Debug.LogError($"新手引导配置出错，组id:{cfg.GroupId}, 当前步骤id:{preCfg.Id}, 实际下一步步骤id：{preCfg.NextId}, 当前下一步步骤id：{cfg.Id}");
                        return;
                    }
                    else
                        preCfg = cfg;
                }
            }
            #endregion
        }

        /// <summary>
        /// 是否是引导组的第一步
        /// </summary>
        /// <returns></returns>
        private bool IsFirstStep(DataGuideCfg dataGuideCfg)
        {
            return dataGuideCfg.Id == dataGuideCfg.GroupId;
        }

        /// <summary>
        /// 获取应该引导的引导组id
        /// </summary>
        /// <returns></returns>
        private int GetGuideGroupId(int completeStepId)
        {
            GuideConfig guideConfig = TableManager.Instance.Tables.GuideConfig;
            if (guideConfig.DataList.Count <= 0)
                return 0;

            if (completeStepId >= guideConfig.DataList[^1].Id) // 大于等于最后一步的id
                return 0; // 跳过引导

            DataGuideCfg completeCfg = guideConfig.Get(completeStepId); // 已经完成的引导步骤配置
            if (null == completeCfg) // 没有获取到，说明不是存在的配置id
                return guideConfig.DataList.Count > 0 ? guideConfig.DataList[0].GroupId : 0;

            bool isGroupComplete = false; // 当前步骤所在引导组是否完成
            DataGuideCfg nextCfg = guideConfig.Get(completeCfg.NextId);
            if (null == nextCfg)
                return 0; // 没有下一步了
            else if (nextCfg.GroupId != completeCfg.GroupId) // 该步骤是该组最后一步，表示整组完成
                isGroupComplete = true;
            else
            {
                foreach (DataGuideCfg cfg in TableManager.Instance.Tables.GuideConfig.DataList)
                {
                    if (cfg.GroupId != completeCfg.GroupId)
                        continue;

                    if (cfg.IsComplete && cfg.Id <= completeCfg.Id)
                    {
                        DebugUtil.Log($"<color=#00FA9A>引导步骤{completeStepId}所在组{cfg.GroupId}的{cfg.Id}步骤完成，该组完成</color>");
                        isGroupComplete = true;
                        break;
                    }
                }
            }

            if (isGroupComplete) // 该组完成，取下一组
            {
                DataGuideCfg dataGuideCfg = guideConfig.Get(completeCfg.NextId);
                while (null != dataGuideCfg)
                {
                    if (dataGuideCfg.GroupId == completeCfg.GroupId)
                    {
                        dataGuideCfg = guideConfig.Get(dataGuideCfg.NextId);
                        continue;
                    }

                    return dataGuideCfg.GroupId;
                }

                return 0;
            }
            else
                return completeCfg.GroupId; // 该组没有完成，重来
        }
    }
}