using System;
using System.Collections.Generic;
using CombatLibrary.CombatLibrary.CombatCore.CustomizeTimeLogic.FxLogic;
using Common.Utility.CombatEvent;
using Excel2Json;
using Fort23.Core;
using GameLogic.Combat.Hero;
using GameLogic.Player;
using Utility;
using UTool.CustomizeTimeLogic.FxLogic.TimeLineEventinterface;

namespace GameLogic.Combat.CombatTool
{
    public class CombatCalculateTool : Singleton<CombatCalculateTool>
    {
        public Random Random = new Random();

        static readonly WuXingType[] Symbiosis = new WuXingType[5]
        {
            WuXingType.Water, // 金生水
            WuXingType.Fire, // 木生火
            WuXingType.Gold, // 水生金
            WuXingType.Earth, // 火生土
            WuXingType.Wood // 土生木
        };

        // 相克关系表（用位表示）
        static readonly WuXingType[] Restrain = new WuXingType[5]
        {
            WuXingType.Wood, // 金克木
            WuXingType.Earth, // 木克土
            WuXingType.Fire, // 水克火
            WuXingType.Gold, // 火克金
            WuXingType.Water // 土克水
        };

        public CombatCalculateTool()
        {
            Random = new Random(System.DateTime.Now.Millisecond);
        }

        public int GetOdd()
        {
            return Random.Next(0, 100);
        }

        public int GetOdd(int min, int max)
        {
            return Random.Next(min, max);
        }

        public long GetVlaueRatioForLong(long value, float ration)
        {
            long v = (value * (long)(ration * 100)) / 10000;
            return v;
        }

        public float GetVlaueRatioForFloat(float value, float ration)
        {
            float v = (value * ration) / 100f;
            return v;
        }

        public int GetVlaueRatioForInt(int value, float ration)
        {
            int v = (value * (int)(ration * 100)) / 10000;
            return v;
        }

        public HarmReturnInfo Harm(CombatHeroEntity source, CombatHeroEntity target, long att, AttType attType,
            TriggerData triggerData, WuXingType WuXingType, HarmType harmType = HarmType.Null)
        {
            return Harm(source, target.GetMainHotPoin<CombatHeroHitPoint>(), att,
                attType, triggerData, WuXingType, harmType);
        }


        /// <summary>
        /// 造成伤害
        /// </summary>n
        /// <param name="source">攻击方</param>
        /// <param name="target">被攻击方</param>
        /// <param name="att">伤害值</param>
        public HarmReturnInfo Harm(CombatHeroEntity source, CombatHeroHitPoint target, long att,
            AttType attType, TriggerData triggerData, WuXingType WuXingType,
            HarmType harmType = HarmType.Default)
        {
            HarmReturnInfo harmReturnInfo = CObjectPool.Instance.Fetch<HarmReturnInfo>();
            harmReturnInfo.source = source;
            harmReturnInfo.target = target;
            harmReturnInfo.att = att;
            harmReturnInfo.attType = attType;
            harmReturnInfo.WuXingType = WuXingType;
            harmReturnInfo.harmType = harmType;
            harmReturnInfo.triggerData = triggerData;
            if (target.combatHeroEntity.isDie)
            {
                return harmReturnInfo;
            }


            if (CombatController.currActiveCombat.IsGameOver)
            {
                return harmReturnInfo;
            }

            StartInjuredEventData startInjuredEventData = StartInjuredEventData.Create();
            startInjuredEventData.HarmReturnInfo = harmReturnInfo;
            CombatEventManager.Instance.Dispatch(CombatEventType.StartInjured, startInjuredEventData);


            target.combatHeroEntity.This<CombatHeroEntity>().HeroHurt(harmReturnInfo);


            return harmReturnInfo;
        }

        public HarmReturnInfo TrueHarm(CombatHeroEntity source, CombatHeroHitPoint target, long att,
            AttType attType, TriggerData triggerData,
            HarmType harmType = HarmType.Default)
        {
            HarmReturnInfo harmReturnInfo = CObjectPool.Instance.Fetch<HarmReturnInfo>();
            harmReturnInfo.source = source;
            harmReturnInfo.target = target;
            harmReturnInfo.att = att;
            harmReturnInfo.attType = attType;
            harmReturnInfo.harmType = harmType;
            harmReturnInfo.triggerData = triggerData;
            if (target.combatHeroEntity.isDie)
            {
                return harmReturnInfo;
            }

            target.combatHeroEntity.This<CombatHeroEntity>().HeroHurt(harmReturnInfo);
            return harmReturnInfo;
        }

        public HarmReturnInfo Recover(CombatHeroEntity source, CombatHeroHitPoint target, long att,
            AttType attType, HarmType harmType, TriggerData triggerData)
        {
            HarmReturnInfo harmReturnInfo = new HarmReturnInfo();
            harmReturnInfo.source = source;
            harmReturnInfo.target = target;
            harmReturnInfo.att = att;
            harmReturnInfo.attType = attType;
            harmReturnInfo.harmType = harmType;
            harmReturnInfo.triggerData = triggerData;
            if (target.combatHeroEntity.isDie)
            {
                return harmReturnInfo;
            }

            target.combatHeroEntity.This<CombatHeroEntity>().Recover(harmReturnInfo);
            return harmReturnInfo;
        }


        public ILifetCycleHitPoint[] GetMinHpHero(ILifetCycleHitPoint[] allLifetCycleHitPoints, int count)
        {
            if (allLifetCycleHitPoints == null)
            {
                return null;
            }

            BetterList<ILifetCycleHitPoint> findHero = new BetterList<ILifetCycleHitPoint>();
            findHero.AddRange(allLifetCycleHitPoints);
            int currCount = Math.Min(allLifetCycleHitPoints.Length, count);
            ILifetCycleHitPoint[] minHpHero = new ILifetCycleHitPoint[currCount];

            for (int k = 0; k < currCount; k++)
            {
                CombatHeroEntity lifetCycleHitPoint = null;
                int index = 0;

                if (findHero.Count <= 0)
                {
                    return minHpHero;
                }

                lifetCycleHitPoint = findHero[0].IfLifeCycle.This<CombatHeroEntity>();

                for (int j = 0; j < findHero.Count; j++)
                {
                    CombatHeroEntity lifetCycleHitPoint2 =
                        findHero[j].IfLifeCycle.This<CombatHeroEntity>();
                    if (lifetCycleHitPoint2.HpBl < lifetCycleHitPoint.HpBl)
                    {
                        lifetCycleHitPoint = lifetCycleHitPoint2;
                        index = j;
                    }
                }

                ILifetCycleHitPoint currFindHitPoint = lifetCycleHitPoint.GetMainHotPoin<ILifetCycleHitPoint>(true);
                minHpHero[k] = currFindHitPoint;
                findHero.RemoveAt(index);
            }

            return minHpHero;
        }

        private int GeWuXingTypeIndex(WuXingType e)
        {
            switch (e)
            {
                case WuXingType.Gold: return 0;
                case WuXingType.Wood: return 1;
                case WuXingType.Water: return 2;
                case WuXingType.Fire: return 3;
                case WuXingType.Earth: return 4;
                default: return -1; // 无效元素
            }
        }

        /// <summary>
        /// 是否相生
        /// </summary>
        /// <returns></returns>
        public bool IsSymbiosis(WuXingType a, WuXingType b)
        {
            int index = GeWuXingTypeIndex(a);
            if (index < 0)
            {
                return false;
            }

            return (b & Symbiosis[index]) != 0;
        }

        /// <summary>
        /// 是否相生
        /// </summary>
        /// <returns></returns>
        public bool IsRestrain(WuXingType a, WuXingType b)
        {
            int index = GeWuXingTypeIndex(a);
            if (index < 0)
            {
                return false;
            }

            return (b & Restrain[index]) != 0;
        }
    }
}