package service

import (
	esApi "basic.com/pubsub/esutil.git"
	"basic.com/pubsub/protomsg.git"
	"encoding/json"
	"github.com/gogo/protobuf/proto"
	"github.com/satori/go.uuid"
	"nanomsg.org/go-mangos"
	"nanomsg.org/go-mangos/protocol/req"
	"nanomsg.org/go-mangos/transport/ipc"
	"nanomsg.org/go-mangos/transport/tcp"
	"sort"
	"strconv"
	"sync"
	"webserver/extend/config"
	"webserver/extend/logger"
	"webserver/extend/util"
)

type FaceCompareService struct {
	CompareNum string
	CompareArgs protomsg.CompareArgs
}

func NewFaceCompareService(args protomsg.CompareArgs) *FaceCompareService {
	return &FaceCompareService{
		CompareNum: uuid.NewV4().String(),
		CompareArgs:args,
	}
}

type CompareOnce struct {
	CompareNum string `json:"compareOnce"`
	CompareData []CompareResult `json:"compareData"`
}

type CompareResultWrapper struct {
	CompareData []CompareResult
	By func(p,q *CompareResult) bool
}

func (crw CompareResultWrapper) Len()int {
	return len(crw.CompareData)
}
func (crw CompareResultWrapper) Swap(i,j int) {
	crw.CompareData[i],crw.CompareData[j] = crw.CompareData[j],crw.CompareData[i]
}
func (crw CompareResultWrapper) Less(i,j int) bool{
	return crw.By(&crw.CompareData[i],&crw.CompareData[j])
}

func SortByScore(list []CompareResult) {
	sort.Sort(CompareResultWrapper{list, func(p, q *CompareResult) bool {
		return q.CompareScore < p.CompareScore //递减排序
	}})
}

var compResultHisM = make(map[string]*CompareOnce,0)
var lock sync.Mutex

func SetCompResultByNum(co *CompareOnce) {
	lock.Lock()
	defer lock.Unlock()
	compResultHisM[co.CompareNum] = co
}

func GetCompResultByNum(num string) *CompareOnce {
	lock.Lock()
	defer lock.Unlock()
	if co,ok := compResultHisM[num];ok {
		return co
	} else {
		return nil
	}
}

var CaptureTable = "capturetable" // 抓拍库

type CompareResult struct {
	Id string `json:"id"`
	CompareScore float32 `json:"compareScore"`
	CameraId string `json:"cameraId"`
	CameraAddr string `json:"cameraAddr"`
	PicDate string `json:"picDate"`
	Content string `json:"content"`
	IsAlarm int `json:"isAlarm"`
	PicMaxUrl string `json:"picMaxUrl"`
	PicSmUrl []string `json:"picSmUrl"`
	Sex string `json:"sex"`
	AgeDescription string `json:"ageDescription"`
	Race string `json:"race"`
	TaskId string `json:"taskId"`
	TaskName string `json:"taskName"`
	BaseInfo []DbPersonVo `json:"baseInfo"`
	VideoUrl string `json:"videoUrl"`
	SdkName string `json:"sdkName"`
}
type DbPersonVo struct {
	BwType string `json:"bwType"`
	CompareScore float32 `json:"compareScore"`
	IdCard string `json:"idCard"`
	MonitorLevel string `json:"monitorLevel"`
	PersonId string `json:"personId"`
	PersonName string `json:"personName"`
	PersonPicUrl string `json:"personPicUrl"`
	PhoneNum string `json:"phoneNum"`
	Sex string `json:"sex"`
	TableId string `json:"tableId"`
	TableName string `json:"tableName"`
}

func (sv *FaceCompareService) Compare() *CompareOnce{
	b, err := proto.Marshal(&sv.CompareArgs)
	compServerList := config.CompServerInfo.Url
	logger.Debug("compServerList:", compServerList)
	//1.向各个compare进程发起请求拿到比对结果
	resultList :=make([]CompareResult,0)
	for _,str :=range compServerList{
		reqUrl := "tcp://"+str
		resultB := doCompareRequest(reqUrl,b)
		if resultB == nil || len(*resultB) ==0 {
			continue
		}
		rList :=make([]protomsg.Esinfo,0)
		err = json.Unmarshal(*resultB, &rList)
		if err !=nil{
			logger.Debug("comp recv result Unmarshal err:", err)
			continue
		}
		logger.Debug("comp len(rList):", len(rList))
		if len(rList) >0 {
			resultList = append(resultList, FillDataToCompareResult(&rList)...)
		}
	}
	logger.Debug("comp totalList.len:", len(resultList))

	//2.缓存比对结果
	co := &CompareOnce{
		CompareNum: sv.CompareNum,
		CompareData: resultList,
	}
	SetCompResultByNum(co)

	return co
}

func doCompareRequest(url string,args []byte) *[]byte{
	logger.Debug("comp reqUrl:",url)
	var sock mangos.Socket
	var err error
	var msg []byte

	if sock,err = req.NewSocket();err !=nil {
		logger.Debug("comp can't new req socket:%s",err.Error())
		return nil
	}
	sock.AddTransport(ipc.NewTransport())
	sock.AddTransport(tcp.NewTransport())
	if err = sock.Dial(url);err !=nil {
		logger.Debug("comp can't dial on req socket:%s",err.Error())
		return nil
	}
	sock.SetOption(mangos.OptionMaxRecvSize, 1024*1024*100)
	//sock.SetOption(mangos.OptionRecvDeadline, time.Second*10)
	if err = sock.Send(args);err !=nil {
		logger.Debug("comp can't send message on push socket:%s",err.Error())
		return nil
	}
	if msg,err = sock.Recv();err !=nil {
		logger.Debug("comp sock.Recv receive err:%s",err.Error())
		return nil
	}
	sock.Close()
	return &msg
}

//填充向前端返回的数据
func FillDataToCompareResult(rList *[]protomsg.Esinfo) []CompareResult {
	resultList :=make([]CompareResult,0)

	dbPersonM := make(map[string]*protomsg.Esinfo,0)
	captureM := make(map[string]*protomsg.Esinfo,0)
	personIds :=make([]string,0)
	captureIds := make([]string,0)
	for _,v :=range *rList{
		if v.Tableid == CaptureTable {
			captureM[v.Id] = &v
			captureIds = append(captureIds,v.Id)
		} else {
			dbPersonM[v.Id] = &v
			personIds = append(personIds,v.Id)
		}
	}
	logger.Debug("comp personIds:", personIds)
	logger.Debug("comp captureIds:",captureIds)
	esServerIp := config.EsInfo.Masterip
	esServerPort := config.EsInfo.Httpport
	index := config.EsInfo.EsIndex.Dbtablepersons.IndexName
	var dbpersons []protomsg.Dbperson
	if len(personIds) >0 {
		dbpersons, _ = esApi.Dbpersoninfosbyid(personIds, index, esServerIp, esServerPort)
	}

	logger.Debug("comp dbpersons.len:", len(dbpersons))
	if dbpersons !=nil {
		for _,p :=range dbpersons {
			var dbP = DbPersonVo {
				PersonId: p.Id,
				IdCard: p.IdCard,
				CompareScore: util.ParseScore(dbPersonM[p.Id].CompareScore),
				MonitorLevel: p.MonitorLevel,
				PersonName: p.PersonName,
				PersonPicUrl: p.PersonPicUrl,
				PhoneNum: p.PhoneNum,
				Sex: p.Sex,
				TableId: p.TableId,
			}
			dbTableInfos, _ := esApi.Dbtablefosbyid([]string{p.TableId}, config.EsInfo.EsIndex.DbTables.IndexName, esServerIp, esServerPort)
			if dbTableInfos !=nil{
				dbP.BwType = dbTableInfos[0].BwType
				dbP.TableName = dbTableInfos[0].TableName
			}
			var cr = CompareResult{
				BaseInfo:[]DbPersonVo{ dbP },
			}
			resultList = append(resultList,cr)
		}
	}
	var capturePersons []protomsg.Videopersons
	if len(captureIds) >0 {
		logger.Debug("comp capturePersons.len:", len(capturePersons))
		videopersons, _ := esApi.Videopersonsinfosbyid(captureIds, config.EsInfo.EsIndex.VideoPersons.IndexName, config.EsInfo.Masterip, config.EsInfo.Httpport)
		logger.Debug("comp videoPersons.len:",len(videopersons))
		for _,vp :=range videopersons {
			isAlarmInt, _ := strconv.Atoi(vp.IsAlarm)
			bi := make([]DbPersonVo,0)
			for _,p :=range vp.BaseInfo {
				bi = append(bi, DbPersonVo{
					PersonId: p.PersonId,
					IdCard: p.IdCard,
					CompareScore: util.ParseScore(p.CompareScore),
					MonitorLevel: parseMonitorLevel(p.MonitorLevel),
					PersonName: p.PersonName,
					PersonPicUrl: p.PersonPicUrl,
					PhoneNum: p.PhoneNum,
					Sex: p.Sex,
					TableId: p.TableId,
				})
			}
			vpE := CompareResult{
				Id: vp.Id,
				CompareScore: util.ParseScore(captureM[vp.Id].CompareScore),
				CameraId: vp.CameraId,
				CameraAddr: vp.CameraAddr,
				PicDate: vp.PicDate,
				PicMaxUrl: vp.PicMaxUrl,
				PicSmUrl: vp.PicSmUrl,
				IsAlarm: isAlarmInt,
				Sex: vp.Sex,
				AgeDescription: vp.AgeDescription,
				Race: vp.Race,
				TaskName: vp.TaskName,
				TaskId: vp.TaskId,
				VideoUrl: vp.VideoUrl,
				BaseInfo: bi,
				SdkName: "人脸",
			}
			resultList = append(resultList,vpE)
		}
	}
	return  resultList
}

func parseMonitorLevel(level string) string {
	if level == "1" {
		return "一级"
	}
	if level == "2" {
		return "二级"
	}
	if level == "3" {
		return "三级"
	}
	return level
}