package cache

import (
	"flag"
	"fmt"
	"time"
    "sync"
    "encoding/base64"

	"basic.com/pubsub/cache.git/esutil"
    "basic.com/pubsub/cache.git/shardmap"
    "basic.com/pubsub/protomsg.git"

    "basic.com/valib/gosdk.git"
)

var querynum = flag.Int("querynum", 10, "the query number from database")
var threadnum = flag.Int("threadnum",32, "the number of thread to deal data.")

var Cmap *shardmap.ShardMap
func Init(){
    flag.Parse()
    gosdk.InitFaceExtractor(16, 0)

    Cmap = shardmap.New(uint8(*threadnum))

    temptime := time.Now()
    var wg sync.WaitGroup
    for i:=0; i<*threadnum; i++ {
        j := i*(*querynum)
        wg.Add(1)
        go func(qs int){
            defer wg.Done()

            escache, err := esutil.DbPersoninfos(qs, *querynum)
            if err != nil {
                fmt.Println(err)
                return
            }

        	for _, value := range escache {
                 Cmap.Set(value.FaceFeature,value) 
        	}
        }(j)
    }
    wg.Wait()
    fmt.Println("get number of es: ", Cmap.GetLen())
    fmt.Println("time of get data from es.", time.Since(temptime))
    fmt.Println()
}

//func main(){
//    Init()
//    Getdbpersonmsg("")
//}

func Getdbpersonmsg(teststring string, IsCompare bool) ([]byte) {

    var binfos protomsg.Binfos

    if !IsCompare {
        return nil
    }

    if teststring == "" {
    testcache, _:= esutil.DbPersoninfos(0,1)
    teststring = testcache[0].FaceFeature
    }

    fmt.Println()
    fmt.Println("======华丽的分割线============")
    fmt.Println()

    firsttime := time.Now()
    Rscore := Cmap.Walk(Printest, teststring)
    
    binfos.Infos = append(binfos.Infos, Rscore...)
    binfosbytes, err := binfos.Marshal()
    if err != nil  {
        fmt.Println(err)
        return nil 
    }
    fmt.Println(time.Since(firsttime))
    return binfobytes
}

func Printest(ci, co string ) (float32){

    ci_d, err := base64.StdEncoding.DecodeString(ci)
    if err != nil {
        fmt.Println("ci_d : error : ", err)
        return -1
    }

    co_d, err := base64.StdEncoding.DecodeString(co)
    if err != nil {
        fmt.Println("co_d : error : ", err)
        return -1
    }

    sec := gosdk.FaceCompare(ci_d, co_d)
    return sec
}