package fight

import (
	"blazing/cool"

	"blazing/logic/service/common"
	"blazing/logic/service/fight/action"
	"blazing/logic/service/fight/info"
	"blazing/logic/service/fight/input"
	"blazing/modules/blazing/model"
	"math/rand"
	"sync"
	"time"

	"github.com/jinzhu/copier"
)

type FightC struct {
	Info    info.NoteReadyToFightInfo
	IsReady bool
	ownerID uint32       // 战斗发起者ID
	Our     *input.Input //始终等于房主ID
	Opp     *input.Input //对手ID
	Switch  []*action.ActiveSwitchAction

	rand       *rand.Rand
	StartTime  time.Time
	actionChan chan action.BattleActionI // 所有操作统一从这里进入
	Round      int                       //回合数
	quit       chan struct{}
	over       chan struct{}
	First      *input.Input
	Second     *input.Input
	closefight bool
	overl      sync.Once
	waittime   int
	info.FightOverInfo
	//战斗结束的插装
	callback func(*info.FightOverInfo)
}

func (f *FightC) CanEscape() bool {

	return f.Info.Status != info.BattleStatus.FIGHT_WITH_PLAYER
}
func (f *FightC) Ownerid() uint32 {

	return f.ownerID
}
func (f *FightC) GetInputByPlayer(c common.PlayerI, isOpposite bool) *input.Input {
	// 判断当前玩家是否为我方玩家
	isOurPlayer := c.GetInfo().UserID == f.ownerID

	// 当isOurPlayer与isOpposite值不同时返回我方，相同时返回对方
	if isOurPlayer != isOpposite {
		return f.Our
	}
	return f.Opp
}

func (f *FightC) GetInputByAction(c action.BattleActionI, isOpposite bool) *input.Input {
	// 判断动作所属玩家是否为我方
	isOurAction := c.GetPlayerID() == f.Our.Player.GetInfo().UserID

	// 根据isOpposite决定是否返回相反方向的输入
	if isOurAction == !isOpposite {
		return f.Our
	}
	return f.Opp
}

// 玩家使用技能
func (f *FightC) GetCurrPET(c common.PlayerI) *info.BattlePetEntity {
	if f.Our.Player.GetInfo().UserID == c.GetInfo().UserID {
		return f.Our.CurrentPet
	} else {
		return f.Opp.CurrentPet
	}

}
func (f *FightC) GetOpp(c common.PlayerI) *input.Input {
	return f.GetInputByPlayer(c, true)
}

// 获取随机数
func (f *FightC) GetRand() *rand.Rand {

	return f.rand

}

// 获取随机数
func (f *FightC) IsFirst(play common.PlayerI) bool {

	return f.First.Player == play
}

// 加载进度
func (f *FightC) LoadPercent(c common.PlayerI, percent int32) {
	f.GetInputByPlayer(c, true).Player.SendLoadPercent(info.LoadPercentOutboundInfo{
		Id:      c.GetInfo().UserID,
		Percent: uint32(percent),
	})
}

func (f *FightC) initplayer(c common.PlayerI) *input.Input {
	if len(c.GetInfo().PetList) == 0 {
		return nil

	}

	in := input.NewInput(f, c)
	in.AllPet = make([]*info.BattlePetEntity, 0)
	in.InitAttackValue()
	for i := 0; i < len(c.GetInfo().PetList); i++ {
		in.AllPet = append(in.AllPet, info.CreateBattlePetEntity(c.GetInfo().PetList[i], f.rand))

	}

	in.SortPet()

	switch f.Info.Mode {
	case info.BattleMode.SINGLE_MODE:
		in.AllPet = in.AllPet[:1]
	case info.BattleMode.PET_MELEE:
		in.AllPet = make([]*info.BattlePetEntity, 0)
		for _, v := range RandomElfIDs(3) {
			p := model.GenPetInfo(v, 24, -1, -1, -1, 100)
			p.CatchTime = uint32(v)
			in.AllPet = append(in.AllPet, info.CreateBattlePetEntity(*p, f.rand))

		}
		//in.AllPet = in.AllPet[:3]
	default:
	}

	in.CurrentPet = in.AllPet[0]
	return in
}

// RandomElfIDs 从1-2000中随机抽取n个不重复的精灵ID
func RandomElfIDs(n int) []int {
	if n <= 0 || n > 2000 {
		return nil
	}

	// 用map记录已抽取的ID，避免重复
	used := make(map[int]struct{}, n)
	ids := make([]int, 0, n)

	for len(ids) < n {
		// 生成1-2000的随机数
		id := rand.Intn(2000) + 1 // rand.Intn(2000)生成0-1999，+1后为1-2000

		// 检查是否已抽取
		if _, exists := used[id]; !exists {
			used[id] = struct{}{}
			ids = append(ids, id)
		}
	}

	return ids
}
func initfightready(in *input.Input) (info.FightUserInfo, []info.ReadyFightPetInfo) {
	t := make([]info.ReadyFightPetInfo, len(in.AllPet))
	userindo := info.FightUserInfo{
		UserID: in.UserID,
		Nick:   in.Player.GetInfo().Nick,
	}

	for i := 0; i < len(in.AllPet); i++ {

		err := copier.CopyWithOption(&t[i], &in.AllPet[i].Info, copier.Option{IgnoreEmpty: true, DeepCopy: true})
		if err != nil {
			panic(err)
		}
	}

	return userindo, t
}

// 创建新战斗,邀请方和被邀请方,或者玩家和野怪方
func NewFight(mode, status info.EnumBattleMode, p1, p2 common.PlayerI, fn func(*info.FightOverInfo)) *FightC {
	f := &FightC{}
	f.ownerID = p1.GetInfo().UserID
	f.callback = fn
	f.quit = make(chan struct{})
	f.over = make(chan struct{})
	f.StartTime = time.Now()
	seed := f.StartTime.UnixNano() ^ int64(p1.GetInfo().UserID) ^ int64(p2.GetInfo().UserID) // ^ int64(f.Round) // 用异或运算混合多维度信息
	f.rand = rand.New(rand.NewSource(seed))
	f.Info = info.NoteReadyToFightInfo{
		Status: status,
		Mode:   mode,
	}

	f.Our, f.Opp = f.initplayer(p1), f.initplayer(p2)

	f.Info.OurInfo, f.Info.OurPetList = initfightready(f.Our)
	f.Info.OpponentInfo, f.Info.OpponentPetList = initfightready(f.Opp)

	switch f.Info.Status {
	case info.BattleStatus.FIGHT_WITH_PLAYER:

	default:
		f.Opp.Finished = true //PVE 默认boss数据直接加载完成
	}

	f.Our.SetOPP(f.Opp)
	f.Opp.SetOPP(f.Our)

	f.Broadcast(func(ff *input.Input) {

		ff.Player.SendNoteReadyToFightInfo(f.Info)

	})
	// 60秒后判断战斗是否开始

	cool.Cron.AfterFunc(60*time.Second, func() {
		if !f.Our.Finished || !f.Opp.Finished { //如果有任一没有加载完成
			f.Reason = info.BattleOverReason.PlayerOVerTime
			switch {
			case !f.Opp.Finished: //邀请方没加载完成  先判断邀请方,如果都没加载完成,就算做房主胜利
				f.WinnerId = f.Our.Player.GetInfo().UserID
			case !f.Our.Finished: //被邀请方没加载完成
				f.WinnerId = f.Opp.Player.GetInfo().UserID
			}
			f.Broadcast(func(ff *input.Input) {
				//todo 将血量和技能pp传回enterturn

				ff.Player.SendFightEndInfo(f.FightOverInfo)

			})
		}

	})

	return f
}

// 被击败的ID
func (b *FightC) IsWin(c *input.Input, cache uint32) bool {

	var tt []*info.BattlePetEntity
	bbb := b.Our.AllPet

	if c.Player.GetInfo().UserID == b.ownerID { //如果是房主
		bbb = b.Opp.AllPet
	}

	for _, v := range bbb {
		if v.Info.CatchTime == cache {
			v.NotAlive = true

		}
		tt = append(tt, v)
	}

	for _, v := range tt {
		if !v.NotAlive { //如果存活
			return false
		}
	}
	return true
}

// 广播,并是否结束回合
func (f *FightC) Broadcast(t func(ff *input.Input)) {

	t(f.Our)
	t(f.Opp)

}

func (f *FightC) GetOverChan() chan struct{} {
	return f.over

}