package mainline

import (
	"go_dreamfactory/comm"
	"go_dreamfactory/pb"

	cfg "go_dreamfactory/sys/configure/structs"

	"go.mongodb.org/mongo-driver/bson/primitive"
	"google.golang.org/protobuf/proto"
)

//参数校验
func (this *apiComp) ChallengeCheck(session comm.IUserSession, req *pb.MainlineChallengeReq) (code pb.ErrorCode) {
	if req.MainlineId == 0 {
		code = pb.ErrorCode_ReqParameterError
		return
	}
	return
}

///挑战主线关卡
func (this *apiComp) Challenge(session comm.IUserSession, req *pb.MainlineChallengeReq) (code pb.ErrorCode, data proto.Message) {
	var (
		curChapter *pb.DBMainline // 当前章节信息
		bBranch    bool           // 当前挑战关卡是不是分支
		bCheck     bool
		res        []*cfg.Game_atn // 小章节奖励
	)
	res = make([]*cfg.Game_atn, 0)
	bBranch = false
	code = this.ChallengeCheck(session, req)
	if code != pb.ErrorCode_Success {
		return // 参数校验失败直接返回
	}
	// 校验关卡存不存在
	curChapter = this.module.modelMainline.getOneChapterInfo(session.GetUserId(), req.ChapterObj)
	if curChapter == nil {
		code = pb.ErrorCode_MainlineNotFound
		return
	}

	// 先校验是不是分支
	chaptConfig := this.module.configure.GetMainlineChapter(int32(curChapter.ChapterId)) // 根据配置文件找
	if chaptConfig == nil {
		code = pb.ErrorCode_ConfigNoFound
		return
	}
	for _, v := range chaptConfig.Episode { // 校验是不是当前章节的关卡
		if v == int32(req.MainlineId) {
			bCheck = true
			break
		}
	}
	if !bCheck {
		code = pb.ErrorCode_ReqParameterError // 不是该章节的关卡
		return
	}

	// 根据难度找对应的配置文件
	if chaptConfig.Intensity == comm.MailLineEasy {
		con := this.module.configure.GetMainlineEasyChapter(int32(req.MainlineId)) // 根据配置文件找
		if con == nil {
			code = pb.ErrorCode_ConfigNoFound
			return
		}
		if con.Route == 1 {
			if curChapter.MainlineId == 0 { // 表示第一小关

			} else if con.Previoustage != curChapter.MainlineId { // 前置关卡校验
				// 分支关卡也校验一下
				for _, v := range curChapter.BranchID {
					if v == con.Previoustage {
						break
					}
				}
				code = pb.ErrorCode_MainlinePreNotFound
			}
		} else if con.Route == 2 { //分支
			bBranch = true
			// 只需要校验小关ID  是不是大于当前ID就可以
			//if curChapter.MainlineId < int32(req.MainlineId) { //必须大于前置关卡才可以挑战
			//	code = pb.ErrorCode_MainlineIDFailed
			//	return
			//}
		}
		res = append(res, con.Award...)
	}

	// TODO 调用战斗逻辑
	// 挑战成功
	curChapter.MainlineId = int32(req.MainlineId)
	if bBranch {
		curChapter.BranchID = append(curChapter.BranchID, int32(req.MainlineId)) // 记录分支关卡
	}

	update := map[string]interface{}{
		"mainlineId": req.MainlineId,
		"ChapterId":  curChapter.ChapterId,
		"branchID":   curChapter.BranchID,
	}
	err := this.module.modelMainline.modifyMainlineData(session.GetUserId(), curChapter.Id, update)
	if err != nil {
		code = pb.ErrorCode_DBError
		return
	}
	newChaptConfig := this.module.configure.GetMainlineChapter(int32(curChapter.ChapterId + 1)) // 查下一章节
	if newChaptConfig != nil {
		if len(newChaptConfig.Episode) <= 0 {
			return
		}
		//mainLineID := newChaptConfig.Episode[0]
		// 如果本章节打完 则创建新的章节
		if chaptConfig.Episode[len(chaptConfig.Episode)-1] == int32(req.MainlineId) {
			_data := &pb.DBMainline{}
			_data.Id = primitive.NewObjectID().Hex()
			_data.ChapterId = curChapter.ChapterId + 1
			_data.MainlineId = 0 // 第二章数据默认0
			_mData := make(map[string]interface{}, 0)
			_data.Uid = session.GetUserId()
			_mData[_data.Id] = _data

			this.module.modelMainline.addNewChapter(session.GetUserId(), _mData)
			// 推送新的章节
			session.SendMsg(string(this.module.GetType()), MainlineNewChapterPush, &pb.MainlineNewChapterPush{Data: _data})

		}
	}

	// 发奖 (奖励数据还没配置,后续补充)
	code = this.module.DispenseRes(session, res, true)
	if code != pb.ErrorCode_Success {
		return
	}
	session.SendMsg(string(this.module.GetType()), MainlineChallengeResp, &pb.MainlineChallengeResp{Data: curChapter})
	return
}