bl/logic/service/fight/fightc.go

package fight

import (
	"blazing/common/utils"
	"blazing/logic/service/common"
	"blazing/logic/service/fight/action"
	"blazing/logic/service/fight/info"
	"blazing/logic/service/fight/input"
	"blazing/logic/service/player"
	"blazing/modules/blazing/model"
	"fmt"
	"math/rand"
	"reflect"
	"sort"
	"time"

	"github.com/barkimedes/go-deepcopy"
	"github.com/jinzhu/copier"
	"github.com/shopspring/decimal"
)

type FightC struct {
	Info info.NoteReadyToFightInfo

	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

	First      *input.Input
	Second     *input.Input
	closefight bool
}

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
	}

}

// 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, opp bool) bool {
	if len(c.GetInfo().PetList) == 0 {
		return false

	}
	temp := input.NewInput(f, c)
	temp.AllPet = make([]*info.BattlePetEntity, 0)

	for i := 0; i < len(c.GetInfo().PetList); i++ {
		if f.Info.MAXPET == 0 || i < int(f.Info.MAXPET) {

			temp.AllPet = append(temp.AllPet, info.CreateBattlePetEntity(&c.GetInfo().PetList[i], f.rand))
		}

	}

	sort.Slice(temp.AllPet, func(i, j int) bool {
		x, y := temp.AllPet[i], temp.AllPet[j]
		// 若x血量>0且y血量=0，则x排在前
		if x.Info.Hp > 0 && y.Info.Hp <= 0 {
			return true
		}
		// 若x血量=0且y血量>0，则x排在后
		if x.Info.Hp <= 0 && y.Info.Hp > 0 {
			return false
		}
		// 同类型（都>0或都=0）保持原有顺序
		return i < j
	})
	if opp {
		f.Opp = temp //这里是对方的
		copier.Copy(&f.Info.OpponentInfo, f.Opp.Player.GetInfo())
		f.Info.OpponentPetList = make([]info.ReadyFightPetInfo, len(temp.AllPet))
		for i := 0; i < len(temp.AllPet); i++ {

			err := copier.CopyWithOption(&f.Info.OpponentPetList[i], &temp.AllPet[i].Info, copier.Option{IgnoreEmpty: true, DeepCopy: true})
			if err != nil {
				panic(err)
			}
		}
	} else {
		f.Our = temp
		copier.Copy(&f.Info.OurInfo, f.Our.Player.GetInfo())
		f.Info.OurPetList = make([]info.ReadyFightPetInfo, len(temp.AllPet))
		for i := 0; i < len(temp.AllPet); i++ {

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

	for _, v := range temp.AllPet {
		if v.Info.Hp == 0 {
			v.NotAlive = true

		}

	}

	temp.CurrentPet = temp.AllPet[0]
	return true
}

// 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 common.PlayerI, p2 common.PlayerI) *FightC {
	f := &FightC{}
	f.ownerID = p1.GetInfo().UserID
	f.Info.Status = status //房主
	f.Info.Mode = mode
	switch mode {
	case info.BattleMode.SINGLE_MODE:
		f.Info.MAXPET = 1
	default:
	}
	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,
	}
	ok := f.initplayer(p1, false)
	if !ok {
		return nil
	}

	ok = f.initplayer(p2, true)
	if !ok {
		return nil
	}

	defer func() {
		rr := Fightpool.Submit(f.battleLoop)
		if rr != nil {
			panic(rr)
		}
		f.Broadcast(func(ff *input.Input) {

			ff.Player.SendNoteReadyToFightInfo(f.Info)
		})
	}()

	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)

}

// 战斗回合循环
func (f *FightC) battleLoop() {

	f.actionChan = make(chan action.BattleActionI, 2) // 初始化全局操作通道
	fmt.Println("战斗开始精灵", f.Our.Player.GetInfo().PetList[0].CatchTime)
	//战斗开始前操作

	for {

		if f.closefight { //回合数超过250,战斗平局结束f.Round > 250 ||
			close(f.actionChan)
			break
		}

		f.Round++                                        //回合数自增
		actions := make(map[uint32]action.BattleActionI) // 每个玩家一条记录
		timeout := time.After(60 * time.Second)

		for len(actions) < 2 {
			select {
			case paction, ok := <-f.actionChan:
				// 只接受有效玩家 ID\
				if paction == nil {
					continue
				}
				if !ok {
					fmt.Println("战斗结束")
					break
				}
				if f.closefight { //回合数超过250,战斗平局结束f.Round > 250 ||

					break
				}
				if paction.GetPlayerID() != f.Our.Player.GetInfo().UserID && paction.GetPlayerID() != f.Opp.Player.GetInfo().UserID {
					continue
				}

				if _, isExpelled := paction.(*action.ActiveSwitchAction); isExpelled {

					if f.GetInputByAction(paction, false).CanChange {
						//如果是被动切换,不计入回合结算
						f.GetInputByAction(paction, false).CanChange = false
						continue

					}

				}

				if paction.GetPlayerID() != 0 {
					if f.Info.Status == info.BattleStatus.FIGHT_WITH_BOSS || f.Info.Status == info.BattleStatus.FIGHT_WITH_NPC {
						//AI的action实质上就是放技能，如果阻止掉，比如中毒，那就也不能逃跑
						f.GetInputByAction(paction, true).GetAction(f.Our)
					}

				}

				// 如果该玩家已经提交过，就忽略重复动作
				if _, exists := actions[uint32(paction.GetPlayerID())]; exists {
					fmt.Printf("玩家%d 已经提交过动作，忽略重复\n", paction.GetPlayerID())
					continue
				}

				actions[uint32(paction.GetPlayerID())] = paction
				fmt.Println("玩家 执行动作", paction.GetPlayerID(), paction.Priority())

			case <-timeout:

				if _, exists := actions[f.Our.Player.GetInfo().UserID]; !exists {
					f.Over(f.Opp.Player, info.BattleOverReason.PlayerOVerTime)
				}
				if _, exists := actions[f.Opp.Player.GetInfo().UserID]; !exists {

					f.Over(f.Our.Player, info.BattleOverReason.PlayerOVerTime)
				}

			}
		}

		// 双方动作齐了，取出来结算
		//todo 如果一方没有选择,实际上就是后端判断PP是否还有,前端是直接发的
		p1Action := actions[f.Our.Player.GetInfo().UserID]
		p2Action := actions[f.Opp.Player.GetInfo().UserID]
		fmt.Println("开始结算回合")
		// 统一赋值，减少重复代码

		var BattleActionI [2]action.BattleActionI
		BattleActionI[0], BattleActionI[1] = f.Compare(p1Action, p2Action)

		switch faction := BattleActionI[0].(type) {
		case *action.PlayerOfflineAction: // 单方掉线
			f.Broadcast(func(ff *input.Input) {
				ff.Player.SendFightEndInfo(faction.Reason) // 广播逃跑原因
			})
			f.closefight = true

		case *action.EscapeAction: // 优先逃跑
			f.Broadcast(func(ff *input.Input) {
				ff.Player.SendFightEndInfo(faction.Reason) // 广播逃跑原因
			})
			f.closefight = true

		case *action.ActiveSwitchAction: // 切换上场的, 切换方放弃出手

			// 如果后手不是技能，替换成空技能（放弃出手）
			if _, ok := BattleActionI[1].(*action.SelectSkillAction); !ok {

				f.enterturn(nil, nil) //双方都不出手

			} else {
				//后手方先手,先手方放弃出手
				f.enterturn(BattleActionI[1].(*action.SelectSkillAction), nil)

			}

		case *action.UseItemAction: // 使用道具
			switch {
			case faction.ItemID >= 30001 && faction.ItemID <= 300010: // 胶囊
				tt, ok := f.Our.Player.(*player.Player)
				mo, ism := f.Opp.Player.(*player.AI_player)

				if ok && ism && mo.CanCapture {
					ok, res := f.Our.Capture(f.Opp.CurrentPet, faction.ItemID, -1)
					if ok {
						fmt.Println(res)
						tt.Service.PetAdd(*f.Opp.CurrentPet.Info)
						tt.CatchPetInfo(info.CatchMonsterOutboundInfo{
							CatchTime: uint32(f.Opp.CurrentPet.Info.CatchTime),
							PetId:     uint32(f.Opp.CurrentPet.ID),
						})
						tt.SendFightEndInfo(info.FightOverInfo{
							WinnerId: f.ownerID,
						})
						f.closefight = true
					} else {
						tt.CatchPetInfo(info.CatchMonsterOutboundInfo{})
					}
				} else {
					tt.CatchPetInfo(info.CatchMonsterOutboundInfo{})
				}
				fmt.Println("ItemID 在范围内")
			case faction.ItemID == 300001:
				fmt.Println("ItemID 是 300001")
			default:
				fmt.Println("ItemID 不在指定范围内")
			}

			if _, ok := BattleActionI[1].(*action.SelectSkillAction); !ok {
				f.enterturn(nil, nil)
			} else {
				f.enterturn(BattleActionI[1].(*action.SelectSkillAction), nil)
			}

		default: // 双方都是技能或者默认情况

			f.enterturn(BattleActionI[0].(*action.SelectSkillAction), BattleActionI[1].(*action.SelectSkillAction))
		}

	}

}

// 处理技能攻击逻辑
func (f *FightC) processSkillAttack(attacker, defender *input.Input, a *action.SelectSkillAction) {

	attacker.Exec(func(t input.Effect) bool { //计算命中 miss改命中

		t.Skill_Hit_Pre(input.Ctx{ //调基础命中
			Input:             defender,
			SelectSkillAction: a,
		}) //相当于先调整基础命中,不光调整命中，这里还能调整技能属性，暴击率

		return true
	})
	a.AttackTimeC(attacker.GetProp(5, true))  //计算命中
	defender.Exec(func(t input.Effect) bool { //计算闪避 ,然后修改对方命中),同时相当于计算属性无效这种
		t.Skill_Hit_to(input.Ctx{ //计算命中后,我方强制改命中效果
			Input:             attacker,
			SelectSkillAction: a,
		})

		return true
	})

	attacker.AttackValue.AttackTime = a.AttackTime //是否命中赋值
	attacker.Exec(func(t input.Effect) bool {      //计算命中 miss改命中

		t.Skill_Hit(input.Ctx{ //计算变威力
			Input:             attacker,
			SelectSkillAction: a,
		}) //相当于先调整基础命中,不光调整命中，这里还能调整技能属性，暴击率

		return true
	})
	//技能命中+效果失效  这里就是修改效果命中为false
	//技能miss+效果生效 这里属于强制改命中效果,但是正常来说,技能miss掉后效果也应该失效
	//技能失效+效果失效
	// 记录技能信息
	attacker.AttackValue.SkillID = uint32(a.ID) //获取技能ID
	if attacker.AttackValue.AttackTime > 0 {    //如果命中
		attacker.UseSkill(defender, a) //暴击计算
		attacker.AttackValue.IsCritical = a.Crit
		attacker.Exec(func(t input.Effect) bool { //计算命中 miss改命中

			t.Calculate_Pre(input.Ctx{ //计算视为效果
				Input:             defender,
				SelectSkillAction: a,
			}) //相当于先调整基础命中,不光调整命中，这里还能调整技能属性，暴击率

			return true
		})
		attacker.DamageZone.Damage = attacker.CalculatePower(defender, a.SkillEntity)

		if attacker.AttackValue.IsCritical == 1 {

			//暴击翻倍
			attacker.DamageZone.Damage = attacker.DamageZone.Damage.Mul(decimal.NewFromInt(2))

		}

	}
	for _, e := range attacker.EffectCache {
		//这里实现应该参考本地技能是否命中,然后
		e.Hit(a.AttackTime != 0) //我方效果命中
	}
	for _, t := range defender.EffectCache {
		if t.GetInput() == attacker { //如果取反,说明是给对方添加的回合效果
			t.Hit(a.AttackTime != 0)
		}
	}

	// 扣减防御方血量
	attacker.Exec(func(t input.Effect) bool {

		t.OnSkill(input.Ctx{
			Input:             defender,
			SelectSkillAction: a,
		}) //调用伤害计算

		return true
	})

	defender.Damage(input.Ctx{

		Input: attacker,

		SelectSkillAction: a,
		DamageZone: &info.DamageZone{
			Type:   info.DamageType.Red,
			Damage: attacker.DamageZone.Damage,
		},
	})
	//这里其实是受到致死伤害
	//然后先触发死亡效果，消除所有buff
	//然后触发回神效果
}
func IsNil(x interface{}) bool {
	if x == nil {
		return true
	}
	rv := reflect.ValueOf(x)
	return rv.Kind() == reflect.Ptr && rv.IsNil()
}
func copyskill(t *action.SelectSkillAction) *action.SelectSkillAction {

	oldskill, _ := deepcopy.Anything(t) //备份技能

	return oldskill.(*action.SelectSkillAction)
}

//回合有先手方和后手方,同时有攻击方和被攻击方

func (f *FightC) enterturn(fattack, sattack *action.SelectSkillAction) {

	if f.closefight { //战斗结束
		return
	}
	// 伤害值

	// 根据攻击方归属设置当前战斗的主/次攻击方属性
	if fattack != nil {
		if fattack.GetPlayerID() == f.ownerID {
			f.First, f.Second = f.Our, f.Opp // 攻击方为我方时，主攻击方是我方

		} else {
			f.First, f.Second = f.Opp, f.Our // 攻击方为对方时，主攻击方是对方

		}
	} else {
		f.First, f.Second = f.Our, f.Opp
	}

	f.First.InitAttackValue()
	f.Second.InitAttackValue()

	switch {
	case sattack != nil:

		f.Second.Parseskill(f.Second, sattack) //解析到临时数据

		f.Second.Exec(func(t input.Effect) bool { //回合开始前

			//结算状态
			t.Compare_Pre(fattack, sattack) //先结算技能的优先级
			return true
		})
		switch {
		case fattack != nil: //房主也放弃出手
			//是否miss都应该施加解析effect
			f.First.Parseskill(f.Second, fattack) //解析到临时数据

			f.First.Exec(func(t input.Effect) bool { //回合开始前

				//结算状态
				t.Compare_Pre(fattack, sattack) //先结算技能的优先级
				return true
			})
			switch {

			case fattack.SkillEntity.Priority < sattack.SkillEntity.Priority:

				fattack, sattack = sattack, fattack //互换先手权
				f.First, f.Second = f.Second, f.First
			case fattack.SkillEntity.Priority == sattack.SkillEntity.Priority:

				if f.Second.GetProp(4, false) > f.First.GetProp(4, false) {
					fattack, sattack = sattack, fattack //互换先手权
					f.First, f.Second = f.Second, f.First
				}

			}

		default: //房主放弃出手
			fattack, sattack = sattack, fattack //互换先手权
			f.First, f.Second = f.Second, f.First
		}

	}

	var attacker, defender *input.Input
	f.First.Exec(func(t input.Effect) bool { //回合开始前

		//结算状态
		t.Turn_Start(input.Ctx{Input: f.First})
		return true
	})
	f.Second.Exec(func(t input.Effect) bool { //回合开始前

		//结算状态
		t.Turn_Start(input.Ctx{Input: f.Second})
		return true
	})
	//开始回合操作
	for i := 0; i < 2; i++ {
		var oldskill *action.SelectSkillAction     //原始技能
		var currentskill *action.SelectSkillAction //当前技能
		if i == 0 {                                //
			attacker, defender = f.First, f.Second
			oldskill = copyskill(fattack)
			currentskill = fattack

		} else {
			attacker, defender = f.Second, f.First
			oldskill = copyskill(sattack)
			currentskill = sattack
		}

		canuseskill := true
		// 实际上攻击方 还有系统选择放弃出手的
		if IsNil(currentskill) || attacker.CurrentPet.Info.Hp <= 0 {

			//	attacker.AttackValue.SkillID = 0
			canuseskill = false

		} else {
			if !action.CanUse(currentskill) {
				//	attacker.AttackValue.SkillID = 0
				canuseskill = false
			}
		}

		canuseskillok := attacker.Exec(func(t input.Effect) bool { //这个是能否使用技能
			//结算状态
			//然后这里还可以处理自爆类
			return t.Skill_Hit_Pre(input.Ctx{
				Input:             defender,
				SelectSkillAction: currentskill,
			}) //返回本身结算,如果false,说明不能使用技能了

		})
		if canuseskill && canuseskillok { //可以使用技能

			f.processSkillAttack(attacker, defender, currentskill)
			currentskill = oldskill
			_, skill, ok := utils.FindWithIndex(attacker.CurrentPet.Info.SkillList, func(item model.SkillInfo) bool {
				return item.ID == currentskill.Info.ID
			})
			if ok {

				skill.PP--
			}

		}

		//技能使用后
		defender.Exec(func(t input.Effect) bool {
			t.Skill_Use(input.Ctx{Input: attacker})

			return true
		})

		//技能使用后
		attacker.Exec(func(t input.Effect) bool { //技能使用后的我方效果
			t.Skill_Useed(input.Ctx{Input: defender, SelectSkillAction: currentskill})

			return true
		})

		fmt.Println(i,
			//	"玩家技能:", oldskill.(*info.SkillEntity).ID,
			"玩家技能伤害:", attacker.DamageZone.Damage,
			"自身剩余血量:", attacker.CurrentPet.Info.Hp,
			"对手剩余血量:", defender.CurrentPet.Info.Hp,
		)
		if defender.CurrentPet.Info.Hp == 0 {
			//	defender.AttackValue.SkillID = 0

			defender.CanChange = true                                  //被打死就可以切精灵了
			if f.IsWin(attacker, defender.CurrentPet.Info.CatchTime) { //然后检查是否战斗结束
				var WinnerId uint32
				if i == 0 {
					WinnerId = f.First.Player.GetInfo().UserID
				} else {
					WinnerId = f.Second.Player.GetInfo().UserID
				}
				defer f.Broadcast(func(ff *input.Input) {
					//todo 将血量和技能pp传回enterturn

					ff.Player.SendFightEndInfo(info.FightOverInfo{
						WinnerId: WinnerId,
					})
				})
				f.closefight = true

			}
		}

	}

	f.First.Exec(func(t input.Effect) bool { //这个是能否使用技能
		//结算状态
		t.Turn_End(input.Ctx{
			Input: f.Second,
		}) //返回本身结算,如果false,说明不能使用技能了
		return true
	})

	f.Second.Exec(func(t input.Effect) bool { //这个是能否使用技能
		//结算状态
		t.Turn_End(input.Ctx{
			Input: f.First,
		})
		return true
	})
	f.First.AttackValue.RemainHp = int32(f.First.CurrentPet.Info.Hp)
	f.First.AttackValue.SkillList = f.First.CurrentPet.Info.SkillList

	f.Second.AttackValue.SkillList = f.Second.CurrentPet.Info.SkillList
	f.Second.AttackValue.RemainHp = int32(f.Second.CurrentPet.Info.Hp)
	ret := info.AttackValueS{
		FAttack: *f.First.AttackValue,
		SAttack: *f.Second.AttackValue,
	}

	for i := 0; i < 20; i++ { //堆叠状态剩余回合

		t := f.First.GetEffect(input.EffectType.Status, i)
		if t.ID != 0 {
			ret.FAttack.Status[i] = int8(t.Effect.Duration())
		}
		t = f.Second.GetEffect(input.EffectType.Status, i)
		if t.ID != 0 {
			ret.SAttack.Status[i] = int8(t.Effect.Duration())
		}

	}

	f.Broadcast(func(ff *input.Input) {
		for _, v := range f.Switch {

			if ff.Player.GetInfo().UserID != v.PlayerID {
				ff.Player.SendChangePet(v.Reason)
			}

		}

		ff.Player.SendAttackValue(ret)
	})
	f.Switch = []*action.ActiveSwitchAction{}
}