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

namespace ET
{
    public class CopyBattleAwakeSystem: AwakeSystem<CopyBattle,Team>
    {
        public override void Awake(CopyBattle self,Team team)
        {
            self.Awake(team);
        }
    }

    public class CopyBattleUpdateSystem: UpdateSystem<CopyBattle>
    {
        public override void Update(CopyBattle self)
        {
            self.Update();
        }
    }

    public class CopyBattleDestroySystem: DestroySystem<CopyBattle>
    {
        public override void Destroy(CopyBattle self)
        {
            self.Destroy();
        }
    }

    public static class CopyBattleSystem
    {
        public static void Awake(this CopyBattle self, Team team)
        {
            self.team = team;
            self.bossDamageMap = new BossDamageMap();
            self.isRunning = false;
            self.quitBattleAction = OnQuitBattle;
        }

        public static void Update(this CopyBattle self)
        {
            if (!self.isRunning) return;
            long now = TimeHelper.ClientNow();
            int maxTime = self.battleType switch
            {
                BattleType.MainStory => ConstDefine.MainStoryBattleTime,
                BattleType.TrialCopy => ConstDefine.TrialCopyBattleTime,
                BattleType.Boss => ConstDefine.BossBattleTime,
                BattleType.IdleBattle => ConstDefine.MainStoryBattleTime,
                BattleType.FamilyBoss => ConstDefine.FamilyBossBattleTime,
                BattleType.ManulEquip => ConstDefine.ManulEquipBattleTime,
                BattleType.PK => ConstDefine.PKBattleTime,
                BattleType.PersonalPvp => ConstDefine.PKBattleTime,
                _ => ConstDefine.DefaultBattleTime
            };
            var dTime = now - self.startTime;

            if (dTime < ConstDefine.BattleStartTime)
                return;
            if (dTime > maxTime)
            {
                Defeat(self).Coroutine();
            }
            else
            {
                int checkRet = CheckCanEnd(self);
                if (checkRet != 0)
                {
                    switch (checkRet)
                    {
                        case 1:
                            Victory(self).Coroutine();
                            break;
                        case 2:
                            Defeat(self).Coroutine();
                            break;
                    }

                    return;
                }

                CheckCanStartSkill(self, now);
            }
        }

        private static async ETVoid Defeat(CopyBattle self)
        {
            try
            {
                //对方赢了
                await OnDefeat(self, self.team);
                if (self.isPvp)
                {
                    await OnVictory(self, self.targetTeam);
                }
            }
            catch (Exception e)
            {
                Log.Error(e);
            }
            finally
            {
                BattleMgrCompnent.Instance.RemoveBattle(self);
            }
        }

        public static async ETVoid Victory(this CopyBattle self)
        {
            try
            {
                //己方赢了
                await OnVictory(self, self.team);
                if (self.isPvp)
                {
                    await OnDefeat(self, self.targetTeam);
                }
            }
            catch (Exception e)
            {
                Log.Error(e);
            }
            finally
            {
                BattleMgrCompnent.Instance.RemoveBattle(self);
            }
        }

        private static int CheckCanEnd(CopyBattle self)
        {
            int count = BattleHelper.GetAliveCount(self.team);
            if (count == 0)
            {
                return 2;
            }

            count = BattleHelper.GetAliveCount(self.targetTeam);
            if (count != 0)
            {
                return 0;
            }

            return 1;
        }

        private static void CheckCanStartSkill(CopyBattle self, long now)
        {
            foreach (Unit unit in self.team.GetUnits())
            {
                if (!unit.IsAlive) continue;
                if (unit.GetComponent<SkillAI>().CheckCD(now))
                {
                    BattleHelper.PlayerSkill(unit, now);
                }
            }

            foreach (Unit unit in self.targetTeam.GetUnits())
            {
                if (!unit.IsAlive) continue;
                if (unit.GetComponent<SkillAI>().CheckCD(now))
                {
                    BattleHelper.MonsterSkill(unit);
                    if (self.battleType == BattleType.FamilyBoss)
                        BattleHelper.FamilyBossAddProperty(self, unit);
                }
            }
        }

        public static void Destroy(this CopyBattle self)
        {
            self.team.ChangeState(TeamState.None);
            self.targetTeam.ChangeState(TeamState.None);
            self.team = null;
            if (!self.isPvp)
            {
                foreach (Unit item in self.targetTeam.GetUnits())
                {
                    if (item.UnitType == UnitType.Player)
                        continue;
                    item.GetMap()?.Leave(item);
                    item.Dispose();
                }

                self.targetTeam.Dispose();
            }

            self.targetTeam = null;
            self.copyConfigId = 0;
            self.configId = 0;
        }

        public static void Init(this CopyBattle self, Team team, Team targetTeam, int copyConfigId, long configId)
        {
            self.copyConfigId = copyConfigId;
            self.configId = (int) configId;
            self.team = team;
            self.targetTeam = targetTeam;
            self.ReadyBeforeStart();
        }

        private static void ReadyBeforeStart(this CopyBattle self)
        {
            try
            {
                Team team = self.team;
                team.ChangeState(TeamState.Fight);
                self.targetTeam.ChangeState(TeamState.Fight);
                CopyConfig copyConfig = CopyConfigCategory.Instance.Get(self.copyConfigId);
                if (copyConfig == null)
                {
                    BattleMgrCompnent.Instance.RemoveBattle(self);
                    return;
                }

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

                Unit leader = team.GetLeader();
                BattleType battleType = (BattleType) copyConfig.BattleType;
                self.isPvp = copyConfig.IsPVP;
                self.battleType = battleType;
                if (self.battleType == BattleType.FamilyBoss)
                {
                    self.bossDamageMap = new BossDamageMap();
                    foreach (Unit unit in team.GetUnits())
                    {
                        self.bossDamageMap.DamageList.Add(new BossDamagePerMemberMap
                        {
                            Id = unit.Id, Name = UserComponent.Instance.Get(unit.Id)?.NickName,
                        });
                    }
                }

                //!+设置每个人的状态
                foreach (Unit u in teamList)
                {
                    u.GetComponent<BattleComponent>().BattleType = battleType;
                    PlayerData playerData = u.GetComponent<PlayerData>();
                    NumericComponent component = u.GetComponent<NumericComponent>();
                    if (battleType == BattleType.StarSoulCopy)
                    {
                        int num_ = component.GetAsInt(NumericType.Energy);
                        if (num_ <= 0)
                        {
                            continue;
                        }

                        int num1 = num_;
                        num_ -= copyConfig.NeedEnergy;
                        component.Set(NumericType.Energy, num_);
                        StatisticsHelper.AddEnergyCost(u.Id, StatisticsTypes.EnergyCostType_StarSoul, num1 - num_);
                        continue;
                    }
                    if (battleType is not (BattleType.MainStory or BattleType.IdleBattle)) continue;
                    if (leader.isAI && (!playerData.HasMainstoryAITime() && !playerData.HasMainstoryVIPAITime()))
                    {
                        continue;
                    }

                    int num = component.GetAsInt(NumericType.Energy);
                    if (num <= 0)
                    {
                        continue;
                    }

                    int num2 = num;
                    num -= copyConfig.NeedEnergy;
                    component.Set(NumericType.Energy, num);
                    StatisticsHelper.AddEnergyCost(u.Id, StatisticsTypes.EnergyCostType_MainStory, num2 - num);
                }

                // self.SendMonsterInfo();
                //!+设置目标/技能信息
                LinkedList<Unit> monsterTeamList = self.targetTeam.GetUnits();
                Game.EventSystem
                        .Publish(new EventType.BattleStart { teamList = teamList, targetTeamList = monsterTeamList, isPvp = copyConfig.IsPVP })
                        .Coroutine();

                foreach (Unit item in monsterTeamList)
                {
                    CharacterHelper.SyncNumeric(item);
                    CharacterHelper.RecoverUnit(item);
                }

                BattleHelper.SetTargets(self, teamList, monsterTeamList);
                //!+保存主怪Id
                // MainStoryMap.Instance.GetBattleInteractiveInfo(team.LeaderId).LeaderMonsterId = mainStory.Monster_1Arr[0].Monster_1_Id;

                if (copyConfig.IsFobbidenPotion)
                {
                    foreach (Unit u in teamList)
                    {
                        ModifierContainerComponent modifierContainerComponent = u.GetComponent<ModifierContainerComponent>();
                        modifierContainerComponent.AddState(ModifierStateType.禁用药水);
                    }

                    foreach (Unit u in monsterTeamList)
                    {
                        ModifierContainerComponent modifierContainerComponent = u.GetComponent<ModifierContainerComponent>();
                        modifierContainerComponent.AddState(ModifierStateType.禁用药水);
                    }
                }

                Log.Info($"\n{team.GetMemberName()}开始战斗 {battleType} \n{(self.isPvp?self.targetTeam.GetMemberName():"")}");

                self.isRunning = true;
                self.startTime = TimeHelper.ClientNow();
                self.SendMonsterInfo();
            }
            catch (Exception e)
            {
                BattleMgrCompnent.Instance.RemoveBattle(self);
                Log.Error(e);
            }
        }

        private static void SendMonsterInfo(this CopyBattle self)
        {
            if (self.isPvp)
            {
                Team team = self.team;
                Team targetTeam = self.targetTeam;
                //!同步血量
                Game.EventSystem.Publish(new EventType.ChangeAllUnitCharacter { team = team, targetTeam = targetTeam }).Coroutine();
                //!给双方通知
                M2C_SendStartPK sendProto = new() { battleType = (int) self.battleType };
                sendProto.TargetIdList.AddRange(targetTeam.GetUnitIds());
                foreach (Unit unit in team.GetUnits())
                {
                    MessageHelper.SendActor(unit, sendProto);
                }

                sendProto = new() { battleType = (int) self.battleType };
                sendProto.TargetIdList.AddRange(team.GetUnitIds());
                foreach (Unit unit in targetTeam.GetUnits())
                {
                    MessageHelper.SendActor(unit, sendProto);
                }

                return;
            }

            M2C_MainStoryMonsterInfo m2C_MainStoryMonsterInfo = new() { battleType = (int) self.battleType };
            foreach (Unit unitMonster in self.targetTeam.GetUnits())
            {
                //!给玩家返回怪物信息
                MonsterUnitInfo retUnitInfo = new() { Id = unitMonster.Id, MonsterId = unitMonster.GetComponent<MonsterInfo>().monsterId };

                m2C_MainStoryMonsterInfo.MonsterUnitInfoList.Add(retUnitInfo);
            }

            foreach (Unit u in self.team.GetUnits())
            {
                MessageHelper.SendActor(u, m2C_MainStoryMonsterInfo);
            }
        }

        public static void ReSendMonsterInfo(this CopyBattle self, Unit unit)
        {
            if (self.isPvp)
            {
                Team team = self.team;
                Team targetTeam = self.targetTeam;

                M2C_SendStartPK sendProto = new() { battleType = (int) self.battleType };
                sendProto.TargetIdList.AddRange(targetTeam.GetUnitIds());
                sendProto.TargetIdList.AddRange(team.GetUnitIds());
                MessageHelper.SendActor(unit, sendProto);
                return;
            }

            M2C_ReMainStoryMonsterInfo m2C_MainStoryMonsterInfo = new() { battleType = (int) self.battleType };
            foreach (Unit unitMonster in self.targetTeam.GetUnits())
            {
                //!给玩家返回怪物信息
                NumericComponent num = unitMonster.GetComponent<NumericComponent>();
                ReMonsterUnitInfo retUnitInfo = new()
                {
                    Id = unitMonster.Id,
                    MonsterId = unitMonster.GetComponent<MonsterInfo>().monsterId,
                    Hp = num.GetAsInt(NumericType.Hp),
                    MaxHp = num.GetAsInt(NumericType.MaxHp),
                };

                m2C_MainStoryMonsterInfo.MonsterUnitInfoList.Add(retUnitInfo);
            }

            MessageHelper.SendActor(unit, m2C_MainStoryMonsterInfo);
        }

        private static async ETTask OnVictory(CopyBattle self, Team team)
        {
            try
            {
                if (self == null)
                {
                    Log.Error($"battle == null");
                    return;
                }
                //pvp存在isRunning == false
                if (!self.isPvp && !self.isRunning) return;
                self.isRunning = false;
                CopyConfig copyConfig = CopyConfigCategory.Instance.Get(self.copyConfigId);
                await GlobalMethodHelper.Call(copyConfig.VictoryCopyReword, new CopyBattleArgs { copyBattle = self, team = team });
            }
            catch (Exception e)
            {
                Log.Error(e);
            }
        }

        private static async ETTask OnDefeat(CopyBattle self, Team team)
        {
            try
            {
                if (self == null)
                {
                    Log.Error($"battle == null");
                    return;
                }
                //pvp存在isRunning == false
                if (!self.isPvp && !self.isRunning) return;
                self.isRunning = false;
                CopyConfig copyConfig = CopyConfigCategory.Instance.Get(self.copyConfigId);
                await GlobalMethodHelper.Call(copyConfig.DefeatCopyReword, new CopyBattleArgs { copyBattle = self, team = team });
            }
            catch (Exception e)
            {
                Log.Error(e);
            }
        }

        private static void OnQuitBattle(CopyBattle self, Team team, long Id)
        {
            try
            {
                if (team.AddVote(Id))
                {
                    Defeat(self).Coroutine();
                }
            }
            catch (Exception e)
            {
                Log.Error(e);
                BattleMgrCompnent.Instance.RemoveBattle(self);
            }
        }
    }
}