using Cal;
using System;
using System.Collections.Generic;
using Cal.DataTable;

namespace ET
{
    public enum NumTargetType
    {
        Self,
        Target
    }

    public static class BattleHelper
    {
        public static void GetNumType(ValueCalculate valueCalculate, NumTargetType numTargetType, NumericComponent _num, NumericComponent _numTarget,
        out NumericComponent num, out NumericType numericType)
        {
            num = numTargetType switch
            {
                NumTargetType.Self => _num,
                NumTargetType.Target => _numTarget ?? throw new Exception("numTarget is null ,baseOriType  类型错误!"),
                _ => throw new Exception("baseOriType  类型错误!"),
            };
            numericType = valueCalculate.calculateType switch
            {
                ValueCalculateType.物理攻击力x系数 => NumericType.PhyAtk,
                ValueCalculateType.精神攻击力x系数 => NumericType.SpiAtk,
                ValueCalculateType.生命值上限x系数 => NumericType.MaxHp,
                ValueCalculateType.当前生命值x系数 => NumericType.Hp,
                _ => throw new Exception("basePercEffectType  类型错误!")
            };
        }

        /// <summary>
        /// 计算伤害
        /// </summary>
        /// <param name="damageType"></param>
        /// <param name="target"></param>
        /// <param name="damageCalculate_Self"></param>
        /// <param name="damageCalculate_Target"></param>
        /// <param name="data"></param>
        internal static void Calculate(SkillDamageType damageType, ISkillSender skillSender, Unit target, ValueCalculate damageCalculate_Self,
        ValueCalculate damageCalculate_Target, out BallisticData data)
        {
            if (damageCalculate_Self == null && damageCalculate_Target == null)
            {
                data = default;
                return;
            }

            NumericComponent num = skillSender.caster.GetComponent<NumericComponent>();
            NumericComponent numTarget = target.GetComponent<NumericComponent>();
            switch (damageType)
            {
                default:
                case SkillDamageType.None:
                    data = default;
                    break;
                case SkillDamageType.物理伤害:
                    PhyBuffDamageCalculate.Calculate(num, numTarget, damageCalculate_Self, damageCalculate_Target,
                        skillSender.skillConfigId, out data);
                    break;
                case SkillDamageType.精神伤害:
                    SpiBuffDamageCalculate.Calculate(num, numTarget, damageCalculate_Self, damageCalculate_Target,
                        skillSender.skillConfigId, out data);
                    break;
                case SkillDamageType.真实伤害:
                    RealBuffDamageCalculate.Calculate(num, numTarget, damageCalculate_Self, damageCalculate_Target,
                        skillSender.skillConfigId, out data);
                    break;
                case SkillDamageType.护盾治疗:
                    TreatBuffDamageCalculate.Calculate(num, numTarget, damageCalculate_Self, damageCalculate_Target,
                        skillSender.skillConfigId, out data);
                    break;
            }
        }

        internal static void SetTargets(CopyBattle battle, IEnumerable<Unit> teamList, IEnumerable<Unit> targetTeamList)
        {
            foreach (Unit unit in teamList)
            {
                try
                {
                    unit.BattleId = battle.Id;
                    unit.GetComponent<AttackComponent>().Clear();
                    TargetableUnitComponent targetUnits = unit.GetComponent<TargetableUnitComponent>();
                    targetUnits.Clear();
                    targetUnits.AddEnermy(targetTeamList);
                    targetUnits.AddTeam(teamList);
                }
                catch (Exception e)
                {
                    Log.Error(e);
                }
            }

            foreach (Unit unit in targetTeamList)
            {
                try
                {
                    unit.BattleId = battle.Id;
                    unit.GetComponent<AttackComponent>().Clear();
                    TargetableUnitComponent targetUnits = unit.GetComponent<TargetableUnitComponent>();
                    targetUnits.Clear();
                    targetUnits.AddEnermy(teamList);
                    targetUnits.AddTeam(targetTeamList);
                }
                catch (Exception e)
                {
                    Log.Error(e);
                }
            }
        }

        //!玩家释放技能
        public static void PlayerSkill(Unit unit, long now)
        {
            if (!unit.IsAlive) return;
            if (unit.GetComponent<UserSetting>().IsAutoSkill)
            {
                SkillAI ai = unit.GetComponent<SkillAI>();
                ai.canSkill = true;
                ai.PlayAutoSkill(now);
            }
        }

        //!怪物释放技能
        public static void MonsterSkill(Unit unit)
        {
            if (!unit.IsAlive) return;
            SkillAI ai = unit.GetComponent<SkillAI>();
            ai.PlaySkill();
        }

        public static void UpdateChangeMapTaskStateEvent(UnitScene unitScene, IEnumerable<Unit> teamList)
        {
            foreach (Unit u in teamList)
            {
                Game.EventSystem.Publish(new EventType.UpdateTaskState { unit = u, type = TaskTargetType.ChangeMapTask, value = unitScene.MapId })
                        .Coroutine();
            }
        }

        private static async ETVoid BrocastReword(IEnumerable<Unit> teamList, UnOrderMultiMapComponent<long, (int, int)> rewordMap)
        {
            using ListComponent<string> listComponent = ListComponent<string>.Create();
            foreach (KeyValuePair<long, List<(int, int)>> kp in rewordMap.MultiMap.GetDictionary())
            {
                long unitId = kp.Key;
                User user = await UserHelper.Query(unitId);
                foreach ((int id, int count) in kp.Value)
                {
                    listComponent.List.Add($"[color=#ffff00]【{user?.NickName}】[/color]获得了[color=#226655]{BagHelper.GetName(id)}x{count}[/color]");
                }
            }

            foreach (Unit unit in teamList)
            {
                Chat.Instance.SendSystemCahtNoBrocast(unit, listComponent.List);
            }

            rewordMap.Dispose();
        }

        public static async ETVoid UnitDead(CopyBattle self, Unit unit)
        {
            try
            {
                if (!unit)
                    Log.Error($"unit is invalid which Id = {unit?.Id}");
                //!触发死亡事件
                if (unit.UnitType != UnitType.Player)
                {
                    UnitEnermy unitInfo = unit.GetComponent<UnitEnermy>();
                    Unit attackerUnit = unitInfo.unit;
                    int monsterId = unitInfo.MonsterId;
                    await Game.EventSystem.Publish(new EventType.UpdateTaskState
                    {
                        type = TaskTargetType.KillSpecialTask, unit = attackerUnit, value = monsterId
                    });
                    await Game.EventSystem.Publish(new EventType.UpdateTaskState
                    {
                        type = TaskTargetType.KillAnyTask, unit = attackerUnit, value = monsterId
                    });
                }

                LinkedList<Unit> teamList = self.team.GetUnits();

                if (self.team.Contains(unit.Id))
                {
                    Log.Info($"【{UserComponent.Instance.Get(unit.Id)?.NickName} ({unit.Id})】战斗死亡了！");
                }

                //!给客户端广播怪物死亡消息
                IActorMessage deadMessage = new M2C_UnitDead() { UnitId = unit.Id };

                BrocastComponent brocastComponent = unit.GetComponent<BrocastComponent>();
                brocastComponent.BrocastInterval(deadMessage);
            }
            catch (Exception e)
            {
                Log.Error(e);
            }
        }

        internal static async ETTask VictoryOption(CopyBattle self, Team team, long configid = 0)
        {
            try
            {
                LinkedList<Unit> teamList = team.GetUnits();
                team.ChangeState(TeamState.None);

                //!战斗结束事件(回血，奖励) 
                UnOrderMultiMapComponent<long, (int, int)> rewordMapComponent = UnOrderMultiMapComponent<long, (int, int)>.Create();
                foreach (Unit u in teamList)
                {
                    await Game.EventSystem.Publish(new EventType.BattleEnd_Reword
                    {
                        unit = u, rewordMap = rewordMapComponent.MultiMap, battleType = self.battleType, configid = configid
                    });
                    u.Live();
                    Game.EventSystem.Publish(new EventType.BattleEnd { unit = u, team = team }).Coroutine();
                    Game.EventSystem.Publish(new EventType.BattleEnd_AddHp { unit = u }).Coroutine();
                }

                BattleHelper.BrocastReword(teamList, rewordMapComponent).Coroutine();
                //!移除不在线玩家
                await TeamComponent.Instance.RemoveAllOffLineId(team);
            }
            catch (Exception e)
            {
                Log.Error(e);
            }
        }

        internal static async ETTask DefeatOption(CopyBattle self, Team team, bool hasReward = false)
        {
            try
            {
                LinkedList<Unit> teamList = team.GetUnits();
                team.ChangeState(TeamState.None);
                foreach (Unit u in teamList)
                {
                    MessageHelper.SendActor(u, new M2C_BattleDefeat { BattleType = (int) self.battleType });
                }

                UnOrderMultiMapComponent<long, (int, int)> rewordMapComponent = null;
                if (hasReward)
                    rewordMapComponent = UnOrderMultiMapComponent<long, (int, int)>.Create();
                foreach (Unit u in teamList)
                {
                    if (u.IsTeamLeader)
                    {
                        Game.EventSystem.Publish(new EventType.BackMainCity { unit = u, isForce = true }).Coroutine();
                    }

                    if (hasReward)
                    {
                        await Game.EventSystem.Publish(new EventType.BattleEnd_Reword
                        {
                            unit = u, rewordMap = rewordMapComponent.MultiMap, battleType = self.battleType, configid = self.configId
                        });
                    }

                    u.Live();
                    //!战斗结束事件(回血)
                    Game.EventSystem.Publish(new EventType.BattleEnd { unit = u, team = team }).Coroutine();
                    Game.EventSystem.Publish(new EventType.BattleEnd_AddHp { unit = u }).Coroutine();
                }

                if (hasReward)
                    BattleHelper.BrocastReword(teamList, rewordMapComponent).Coroutine();
                //!移除不在线玩家
                await TeamComponent.Instance.RemoveAllOffLineId(team);
            }
            catch (Exception e)
            {
                Log.Error(e);
            }
        }

        public static string SelectFixedTarget(this CopyBattle self, Unit unit, long unitId, Team targetTeam, TeamType teamType)
        {
            try
            {
                AttackComponent attacker = unit.GetComponent<AttackComponent>();
                TargetableUnitComponent targetComponent = unit.GetComponent<TargetableUnitComponent>();
                switch (teamType)
                {
                    case TeamType.Self:
                        Team team = self.team;
                        Unit targetUnit = team.Get(unitId);
                        if (targetUnit == null)
                        {
                            return "系统错误";
                        }

                        targetComponent.selectedTeamMember = targetUnit;
                        break;
                    case TeamType.Target:
                        team = targetTeam;
                        targetUnit = team.Get(unitId);
                        if (targetUnit == null)
                        {
                            return "系统错误";
                        }

                        targetComponent.selectedEnermy = targetUnit;
                        break;
                    default:
                        break;
                }
            }
            catch (Exception e)
            {
                Log.Error(e);
            }

            return null;
        }

        public static void FamilyBossAddProperty(CopyBattle self, Unit unit)
        {
            FamilyBossConfig familyBossConfig = FamilyBossConfigCategory.Instance.Get(self.configId);
            float additional = familyBossConfig.CharacterAdd;

            NumericComponent num = unit.GetComponent<NumericComponent>();
            int atk = MathHelper.RoundToInt(num.GetAsInt(NumericType.PhyAtkBase) * additional);
            num.AddSet(NumericType.PhyAtk, atk);
            atk = MathHelper.RoundToInt(num.GetAsInt(NumericType.SpiAtkBase) * additional);
            num.AddSet(NumericType.SpiAtk, atk);
            int def = MathHelper.RoundToInt(num.GetAsInt(NumericType.PhyDefBase) * additional);
            num.AddSet(NumericType.PhyDef, def);
            def = MathHelper.RoundToInt(num.GetAsInt(NumericType.SpiDefBase) * additional);
            num.AddSet(NumericType.SpiDef, def);
        }

        public static Team GetAnotherTeam(this CopyBattle self, Team team)
        {
            try
            {
                if (team.Id == self.team.Id)
                    return self.targetTeam;
                return self.team;
            }
            catch (Exception e)
            {
                Log.Error(e);
            }

            return null;
        }

        public static void StartCopy(Unit unit, string name)
        {
            Scene scene = MapFactory.CreateMap(unit.DomainZone(), name);
        }

        public static int GetAliveCount(Team team)
        {
            int count = 0;
            foreach (Unit item in team.GetUnits())
            {
                if (item.IsAlive)
                    count++;
            }

            return count;
        }
    }
}