package player

import (
	"f1-game/internal/code"
	"f1-game/internal/constant"
	"f1-game/internal/data"
	nameLocal "f1-game/internal/name/local"
	"f1-game/internal/pb"
	"f1-game/internal/types"
	"f1-game/nodes/game/internal/db"
	dbLineup "f1-game/nodes/game/internal/db/data/lineup"
	"f1-game/nodes/game/player/lineup"

	cslice "github.com/cherry-game/cherry/extend/slice"
	cproto "github.com/cherry-game/cherry/net/proto"
)

func (p *actorPlayer) initLineup() {
	p.Local().Register(nameLocal.Player_LineupUp, p.lineupUp)
	p.Local().Register(nameLocal.Player_LineupLeave, p.lineupLeave)
	p.Local().Register(nameLocal.Player_LineupChange, p.lineupChange)
	p.Local().Register(nameLocal.Player_LineupAdjust, p.lineupAdjust)
}

// lineupUp 阵容英雄上阵
func (p *actorPlayer) lineupUp(session *cproto.Session, req *pb.LineupUpRequest) {
	var (
		heroTable  = p.HeroTable()
		teamTable  = p.TeamTable()
		heroGUID   = req.HeroGUID
		lineupType = req.LineupType
		lineupID   = req.LineupID
		index      = req.Index
	)

	if !constant.CheckLineupTypeValid(lineupType) {
		p.ResponseCode(session, code.TeamLineupTypeError)
		return
	}

	// 检测上阵位置是否正确
	if !constant.ValidateLineupMemberIndex(index) {
		p.ResponseCode(session, code.TeamIndexError)
		return
	}

	// 判断当前英雄是否已上阵
	if exist := teamTable.LineupMap.CheckHeroAlreadyUp(heroGUID); exist {
		p.ResponseCode(session, code.TeamHeroAlreadyUp)
		return
	}

	heroEntity, ok := heroTable.Heroes.Get(heroGUID)
	if !ok {
		p.ResponseCode(session, code.HeroNotExist)
		return
	}

	if _, ok = data.HeroTeam.Get(lineupID); !ok {
		p.ResponseCode(session, code.ConfigNotFound_HeroTeam)
		return
	}

	lineups, found := teamTable.LineupMap.GetLineups(lineupType)
	if !found {
		p.Warn("[lineupUp] lineupType not found %d", lineupType)
		p.ResponseCode(session, code.TeamLineupNotUnlock)
		return
	}

	// 检测是否上阵相同英雄
	if p.checkLineupSameHero(heroTable, lineups, 0, 0, lineupID, index, heroEntity.HeroID) {
		p.ResponseCode(session, code.TeamAlreadySameHero)
		return
	}

	// 获取阵容数据
	lineup, found := lineups.GetLineup(lineupID)
	if !found {
		p.ResponseCode(session, code.TeamNotUnlock)
		return
	}

	// 获取上阵英雄数据
	lineupMember, found := lineup.GetLineupMember(index)
	if !found {
		// 上阵人数已达上限
		if lineup.IsLineupMemberLimit() {
			p.ResponseCode(session, code.TeamMemberLimit)
			return
		}

		lineup.AddLineupMember(index, heroGUID)
	} else {
		lineupMember.HeroGUID = heroGUID
	}

	teamTable.Save2Queue()

	// 更新阵容羁绊列表
	p.updateLineupFetterList(lineup)

	proto := lineup.ToProto()
	resp := &pb.LineupInfo{
		LineupType: lineupType,
		Lineup:     &proto,
	}

	p.Response(session, resp)
}

// lineupLeave 阵容英雄下阵
func (p *actorPlayer) lineupLeave(session *cproto.Session, req *pb.LineupLeaveRequest) {
	var (
		teamTable  = p.TeamTable()
		lineupType = req.LineupType
		lineupID   = req.LineupID
		index      = req.Index
	)

	lineups, found := teamTable.LineupMap.GetLineups(lineupType)
	if !found {
		p.ResponseCode(session, code.TeamLineupTypeError)
		return
	}

	lineup, found := lineups.GetLineup(lineupID)
	if !found {
		p.ResponseCode(session, code.TeamNotUnlock)
		return
	}

	if !lineup.DelLineupMember(index) {
		p.ResponseCode(session, code.HeroNotInTeam)
		return
	}

	teamTable.Save2Queue()

	// 更新阵容羁绊列表
	p.updateLineupFetterList(lineup)

	proto := lineup.ToProto()
	resp := &pb.LineupInfo{
		LineupType: lineupType,
		Lineup:     &proto,
	}

	p.Response(session, resp)
}

// lineupChange 阵容英雄换阵
func (p *actorPlayer) lineupChange(session *cproto.Session, req *pb.LineupChangeRequest) {
	var (
		heroTable   = p.HeroTable()
		teamTable   = p.TeamTable()
		lineupType  = req.LineupType
		srcLineupID = req.SrcLineupID
		dstLineupID = req.DstLineupID
		srcIndex    = req.SrcIndex
		dstIndex    = req.DstIndex
	)

	if srcLineupID == dstLineupID && srcIndex == dstIndex {
		p.ResponseCode(session, code.TeamIndexNotChange)
		return
	}

	//判断队伍索引是否合法
	if !constant.ValidateLineupMemberIndex(srcIndex, dstIndex) {
		p.ResponseCode(session, code.TeamIndexError)
		return
	}

	lineups, found := teamTable.LineupMap.GetLineups(lineupType)
	if !found {
		p.ResponseCode(session, code.TeamLineupTypeError)
		return
	}

	srcLineup, found := lineups.GetLineup(srcLineupID)
	if !found {
		p.ResponseCode(session, code.TeamNotUnlock)
		return
	}

	srcLineupMember, ok := srcLineup.GetLineupMember(srcIndex)
	if !ok || srcLineupMember.HeroGUID == 0 {
		p.ResponseCode(session, code.HeroNotInTeam)
		return
	}

	srcHero, ok := heroTable.Heroes.Get(srcLineupMember.HeroGUID)
	if !ok {
		p.ResponseCode(session, code.HeroNotExist)
		return
	}

	dstLineup, ok := lineups.GetLineup(dstLineupID)
	if !ok {
		p.ResponseCode(session, code.TeamNotUnlock)
		return
	}

	//不同队伍 检测是否上阵相同英雄
	if srcLineupID != dstLineupID && p.checkLineupSameHero(heroTable, lineups, srcLineupID, srcIndex, dstLineupID, dstIndex, srcHero.HeroID) {
		p.ResponseCode(session, code.TeamAlreadySameHero)
		return
	}

	// 被替换位置检测英雄下阵
	dstLineupMember, found := dstLineup.GetLineupMember(dstIndex)
	if found {
		dstLineupMember.HeroGUID = srcLineupMember.HeroGUID
	} else {
		// 判断人数是否上限
		if dstLineup.IsLineupMemberLimit() {
			p.ResponseCode(session, code.TeamMemberLimit)
			return
		}

		dstLineup.AddLineupMember(dstIndex, srcLineupMember.HeroGUID)
	}

	// 原阵容英雄下阵
	srcLineup.DelLineupMember(srcIndex)

	teamTable.Save2Queue()

	// 更新阵容羁绊列表
	p.updateLineupFetterList(srcLineup, dstLineup)

	// 同步给客户端
	lineup.Service().LineupChangePush(p.playerID, lineupType, srcLineupID, dstLineupID)

	p.ResponseCode(session, code.OK)
}

// lineupTune 阵容英雄阵容设置
func (p *actorPlayer) lineupAdjust(session *cproto.Session, req *pb.LineupAdjustRequest) {
	var (
		teamTable  = p.TeamTable()
		lineupType = req.LineupType
		lineupID   = req.LineupID
		index      = req.Index
		toIndex    = req.ToIndex
	)

	//检测部队位置是否合法
	if !constant.ValidateLineupMemberIndex(index, toIndex) {
		p.ResponseCode(session, code.TeamIndexError)
		return
	}

	// 获取阵容类型下的阵容列表
	lineups, found := teamTable.LineupMap.GetLineups(lineupType)
	if !found {
		p.ResponseCode(session, code.TeamLineupTypeError)
		return
	}

	// 获取阵容信息
	lineup, found := lineups.GetLineup(lineupID)
	if !found {
		p.ResponseCode(session, code.TeamNotUnlock)
		return
	}

	// 获取阵容成员信息
	fromLineupMember, found := lineup.GetLineupMember(index)
	if !found || fromLineupMember.HeroGUID == 0 {
		p.ResponseCode(session, code.HeroNotInTeam)
		return
	}

	if fromLineupMember.Index != toIndex {
		//获取交换对象 如果原来位置存在英雄 则交换阵容位置 否则直接修改位置
		toLineupMember, found := lineup.GetLineupMember(toIndex)
		if found {
			//交换
			fromLineupMember.Index, toLineupMember.Index = toLineupMember.Index, fromLineupMember.Index
		} else {
			fromLineupMember.Index = toIndex
		}

		teamTable.Save2Queue()
	}

	proto := lineup.ToProto()
	resp := &pb.LineupInfo{
		LineupType: lineupType,
		Lineup:     &proto,
	}

	p.Response(session, resp)
}

// 检测同队伍是否存在相同英雄
func (p *actorPlayer) checkLineupSameHero(heroTable *db.HeroTable, lineups dbLineup.Lineups, srcLineupID, srcLineupIndex, excludeLineupID, excludeIndex int32, heroIDs ...int32) bool {
	if len(lineups) <= 0 {
		return false
	}

	for _, lineup := range lineups {
		// 如果排除的位置为0 且 排除的阵容ID相同 则排除整个阵容
		if excludeIndex == 0 && lineup.LineupID == excludeLineupID {
			continue
		}

		for _, member := range lineup.Members {
			// 如果是不同阵容切换位置 则排除原位置
			if lineup.LineupID == srcLineupID && member.Index == srcLineupIndex {
				continue
			}

			// 排除上阵位置
			if lineup.LineupID == excludeLineupID && member.Index == excludeIndex {
				continue
			}

			hero, ok := heroTable.Heroes.Get(member.HeroGUID)
			if !ok {
				// 没找到返回true 防止上阵相同英雄
				return true
			}

			if _, ok := cslice.Int32In(hero.HeroID, heroIDs); ok {
				return true
			}
		}
	}

	return false
}

// 更新队伍羁绊列表
func (p *actorPlayer) updateLineupFetterList(updateTeams ...*dbLineup.Lineup) {
	if len(updateTeams) < 1 {
		return
	}

	heroTable := p.HeroTable()

	for _, curTeam := range updateTeams {
		if len(curTeam.Members) < 1 {
			curTeam.FetterIDs.Clear()
			continue
		}

		// 获取英雄列表
		heroIDSet := types.Set[int32]{}
		for _, member := range curTeam.Members {
			curHeroEntity, found := heroTable.Heroes.Get(member.HeroGUID)
			if found {
				heroIDSet.Add(curHeroEntity.HeroID)
			}
		}

		// 刷新队伍羁绊
		fetterIDs := lineup.Service().GetFetterListByHeroList(p.playerID, heroIDSet)
		curTeam.FetterIDs = fetterIDs
	}
}