package logic

import (
	"git.rtzhtech.cn/iss/public-lib/dao"
	"git.rtzhtech.cn/iss/public-lib/dto"
	"git.rtzhtech.cn/iss/public-lib/model"
	"git.rtzhtech.cn/iss/public-lib/svc"
	"git.rtzhtech.cn/iss/public-lib/utils"
	"github.com/gogf/gf/v2/util/gconv"
	"gorm.io/gen"
	"gorm.io/gen/field"
	"time"
)

type LinkEventLogic struct {
	SvcCtx *svc.ServiceContext
}

// NewLinkEventLogic
// @Description: 联动事件
// @return *LinkEventLogic
func NewLinkEventLogic() *LinkEventLogic {
	return &LinkEventLogic{
		SvcCtx: svc.SvcCtx,
	}
}

// AddLinkEvent
// @Description: 添加
// @receiver l
// @param in
// @return error
func (l *LinkEventLogic) AddLinkEvent(in *model.LinkEvent) error {
	in.ID = 0
	err := l.SvcCtx.LinkEvent.Create(in)
	return err
}

// DelLinkEvent
// @Description: 删除
// @receiver l
// @param id
// @return error
func (l *LinkEventLogic) DelLinkEvent(req *dto.DelLinkEventReq) error {
	do := l.SvcCtx.LinkEvent
	var cond []gen.Condition
	if req.EventId > 0 {
		cond = append(cond, do.Eventid.Eq(req.EventId))
	}
	if req.StartTime != "" {
		t, err := time.ParseInLocation("2006-01-02 15:04:05", req.StartTime, time.Local)
		if err != nil {
			return err
		}
		cond = append(cond, do.CreateAt.Gte(t))
	}
	if req.EndTime != "" {
		t, err := time.ParseInLocation("2006-01-02 15:04:05", req.EndTime, time.Local)
		if err != nil {
			return err
		}
		cond = append(cond, do.CreateAt.Lte(t))
	}

	_, err := do.Where(cond...).Delete()

	return err
}

// ModifyLinkEvent
// @Description: 修改
// @receiver l
// @param in
// @param fields 更新字段，当field为null时，更新in的全部字段
// @return error
func (l *LinkEventLogic) ModifyLinkEvent(in *model.LinkEvent, fields ...string) error {
	do := l.SvcCtx.LinkEvent
	var err error

	_do := do.Omit(do.ID).Where(do.Eventid.Eq(in.Eventid))
	if fields == nil {
		m := gconv.Map(in)
		_, err = _do.Updates(m)
		return err
	}
	var fieldList []field.Expr
	for _, v := range fields {
		_f, ok := do.GetFieldByName(v)
		if ok {
			fieldList = append(fieldList, _f)
		}
	}
	_, err = _do.Select(fieldList...).Updates(in)
	return err
}

func (l *LinkEventLogic) getLinkEventCond(req *dto.GetLinkEventReq) (*dao.Condition, error) {
	_dao := l.SvcCtx.LinkEvent
	//_strategy := l.SvcCtx.LinkStrategy
	//_app := l.SvcCtx.SysApp
	_relationObj := l.SvcCtx.LinkRelationObj
	_relationAction := l.SvcCtx.LinkRelationAction
	_mpInfo := l.SvcCtx.DevMpinfo
	_cpInfo := l.SvcCtx.DevCpinfo
	_devInfo := l.SvcCtx.DevDevinfo
	cond := NewCondition(&req.LimitPage)

	if req.StartTime != "" {
		cond.Where[_dao.CreateAt.String()+" >= ?"] = req.StartTime
	}
	if req.EndTime != "" {
		cond.Where[_dao.CreateAt.String()+" <= ?"] = req.EndTime
	}

	var strategyId []int64
	isStrategyIdFirstQ := true //是否是第一次查询StrategyId标示
	if len(req.SrcAppId) > 0 {
		cond.Where[_dao.Srcappid.String()+" in ?"] = req.SrcAppId
		//var id []int64
		//err := _strategy.Select(_strategy.Strategyid).Where(_strategy.Appid.In(req.SrcAppId...)).Scan(&id)
		//if err != nil {
		//	return nil, err
		//}
		//
		//if req.RelationSrcDstAppId == 1 {
		//	isStrategyIdFirstQ = false
		//	strategyId = utils.RemoveRep(append(strategyId, id...))
		//} else {
		//	strategyId = removeSingleStrategyId(strategyId, id, &isStrategyIdFirstQ)
		//	if len(strategyId) == 0 {
		//		return nil, nil
		//	}
		//}
	}

	if len(req.DstAppId) > 0 {
		cond.Where[_dao.Dstappid.String()+" in ?"] = req.DstAppId
		//var id []int64
		//err := _strategy.Select(_strategy.Strategyid).Where(_strategy.Appid.In(req.DstAppId...)).Scan(&id)
		//if err != nil {
		//	return nil, err
		//}
		//
		//if req.RelationSrcDstAppId == 1 {
		//	isStrategyIdFirstQ = false
		//	strategyId = utils.RemoveRep(append(strategyId, id...))
		//} else {
		//	strategyId = removeSingleStrategyId(strategyId, id, &isStrategyIdFirstQ)
		//}
		//if len(strategyId) == 0 {
		//	return nil, nil
		//}
	}
	//if req.SrcAppName != "" {
	//	var id []int64
	//	var appId int32
	//	err := _app.Select(_app.Appid).Where(_app.Appname.Eq(req.SrcAppName)).Scan(&appId)
	//	if err != nil {
	//		return nil, err
	//	}
	//	err = _strategy.Select(_strategy.Strategyid).Where(_strategy.Appid.Eq(appId)).Scan(&id)
	//	if err != nil {
	//		return nil, err
	//	}
	//	strategyId, err = l.removeSingleStrategyId(strategyId, id)
	//	if err != nil {
	//		return nil, err
	//	}
	//}

	if req.SrcPositionName != "" {
		var id []int64
		err := _relationObj.Select(_relationObj.Strategyid).Where(_relationObj.Columns(_relationObj.Linkfromid).Eq(
			_mpInfo.Select(_mpInfo.Mpid).Where(_mpInfo.Positionname.Eq(req.SrcPositionName)),
		)).Scan(&id)
		if err != nil {
			return nil, err
		}
		strategyId = removeSingleStrategyId(strategyId, id, &isStrategyIdFirstQ)
		if len(strategyId) == 0 {
			return nil, nil
		}
	}

	//if req.DstAppName != "" {
	//	var id []int64
	//	var appId int32
	//	err := _app.Select(_app.Appid).Where(_app.Appname.Eq(req.DstAppName)).Scan(&appId)
	//	if err != nil {
	//		return nil, err
	//	}
	//	err = _strategy.Select(_strategy.Strategyid).Where(_strategy.Appid.Eq(appId)).Scan(&id)
	//	if err != nil {
	//		return nil, err
	//	}
	//	strategyId, err = l.removeSingleStrategyId(strategyId, id)
	//	if err != nil {
	//		return nil, err
	//	}
	//}
	if req.DstPositionName != "" {
		var id []int64
		err := _relationAction.Select(_relationAction.Strategyid).Where(_relationAction.Columns(_relationAction.Linktoid).Eq(
			_cpInfo.Select(_cpInfo.Cpid).Where(_cpInfo.Positionname.Eq(req.DstPositionName)),
		)).Scan(&id)
		if err != nil {
			return nil, err
		}
		strategyId = removeSingleStrategyId(strategyId, id, &isStrategyIdFirstQ)
		if len(strategyId) == 0 {
			return nil, nil
		}
	}
	if req.DstDeviceName != "" {
		var id []int64
		var deviceId []int32
		err := _devInfo.Select(_devInfo.Deviceid).Where(_devInfo.Devicename.Eq(req.DstDeviceName)).Scan(&deviceId)
		if err != nil {
			return nil, err
		}
		var cpId []int64
		err = _cpInfo.Select(_cpInfo.Cpid).Where(_cpInfo.Deviceid.In(deviceId...)).Scan(&cpId)
		if err != nil {
			return nil, err
		}
		err = _relationAction.Select(_relationAction.Strategyid).Where(_relationAction.Linktoid.In(cpId...)).Scan(&id)
		if err != nil {
			return nil, err
		}
		strategyId = removeSingleStrategyId(strategyId, id, &isStrategyIdFirstQ)
		if len(strategyId) == 0 {
			return nil, nil
		}
	}

	if len(strategyId) > 0 {
		cond.Where[_dao.Strategyid.String()] = utils.RemoveRep(strategyId)
	}

	return cond, nil
}

// GetLinkEvent
// @Description: 分页查询
// @receiver l
// @param where 查询条件
// @param page
// @param limit
// @return []*model.LinkEvent
// @return error
func (l *LinkEventLogic) GetLinkEvent(req *dto.GetLinkEventReq) (*dto.GetLinkEventResp, error) {
	_dao := l.SvcCtx.LinkEvent
	_app := l.SvcCtx.SysApp
	_relationObj := l.SvcCtx.LinkRelationObj
	_mpInfo := l.SvcCtx.DevMpinfo
	_cpInfo := l.SvcCtx.DevCpinfo
	_devInfo := l.SvcCtx.DevDevinfo
	_linkStrategy := l.SvcCtx.LinkStrategy
	var linkEventList []*model.LinkEvent

	cond, err := l.getLinkEventCond(req)
	if cond == nil && err == nil {
		return &dto.GetLinkEventResp{}, err
	}
	if err != nil {
		return nil, err
	}
	err = _dao.Base.Find(cond, &linkEventList)
	if err != nil {
		return nil, err
	}

	resp := &dto.GetLinkEventResp{}
	err = _dao.Base.Count(cond, &resp.Total)
	if err != nil {
		return nil, err
	}

	for _, v := range linkEventList {
		tmp := &dto.LinkEventDto{}
		tmp.LinkEvent = *v

		tmpDo := _mpInfo.Where(_mpInfo.Columns(_mpInfo.Mpid).In(
			_relationObj.Select(_relationObj.Linkfromid).Where(_relationObj.Strategyid.Eq(v.Strategyid)),
		))
		tmpDo.Select(_mpInfo.Positionname).Scan(&tmp.SrcPositionName)
		//_app.Select(_app.Nickname).Where(_app.Columns(_app.Appid).In(tmpDo.Select(_mpInfo.Appid))).Scan(&tmp.SrcAppName)
		//if tmp.SrcAppName == nil {
		//	tmp.SrcAppName = []string{"策略已删除"}
		//}
		_app.Select(_app.Nickname).Where(_app.Appid.Eq(v.Srcappid)).Scan(&tmp.SrcAppName)
		_app.Select(_app.Nickname).Where(_app.Appid.Eq(v.Dstappid)).Scan(&tmp.DstAppName)
		devCpinfo, err := _cpInfo.Where(_cpInfo.Cpid.Eq(v.Linktoid)).Last()
		if err == nil {
			tmp.Dst = *devCpinfo
			tmp.DstPositionName = devCpinfo.Positionname
			//_app.Select(_app.Nickname).Where(_app.Appid.Eq(devCpinfo.Appid)).Scan(&tmp.DstAppName)
			_devInfo.Select(_devInfo.Devicename).Where(_devInfo.Deviceid.Eq(devCpinfo.Deviceid)).Scan(&tmp.DstDeviceName)
		} else if err.Error() == "record not found" {
			tmp.DstAppName = "测点已删除"
		}

		linkStrategy, err := _linkStrategy.Where(_linkStrategy.Strategyid.Eq(v.Strategyid)).Last()
		if err == nil {
			tmp.LinkStrategy = *linkStrategy
		}

		resp.List = append(resp.List, tmp)
	}
	return resp, err
}

// GetLinkEventCount
// @Description:查询满足条件的总数
// @receiver l
// @param where 查询条件
// @return int64
// @return error
func (l *LinkEventLogic) GetLinkEventCount(req *dto.GetLinkEventReq) (int64, error) {
	cond, err := l.getLinkEventCond(req)
	if err != nil {
		return 0, err
	}
	var count int64
	err = l.SvcCtx.LinkEvent.Base.Count(cond, &count)
	if err != nil {
		return 0, err
	}
	return count, err
}