data_field_dispose/field_sync/task.go

package main

import (
	"encoding/json"
	"field_sync/config"
	"field_sync/oss"
	"fmt"
	"go.mongodb.org/mongo-driver/bson"
	"go.uber.org/zap"
	util "jygit.jydev.jianyu360.cn/data_processing/common_utils"
	"jygit.jydev.jianyu360.cn/data_processing/common_utils/log"
	"jygit.jydev.jianyu360.cn/data_processing/common_utils/mongodb"
	"jygit.jydev.jianyu360.cn/data_processing/common_utils/redis"
	"jygit.jydev.jianyu360.cn/data_processing/common_utils/udp"
	"net"
	"reflect"
	"regexp"
	"sort"
	"strings"
	"time"
)

var (
	regLetter  = regexp.MustCompile("[a-z]*")
	cityEndReg = regexp.MustCompile("(区|县|市)$")
)

func biddingTask(data []byte, mapInfo map[string]interface{}) {
	defer util.Catch()

	stype := util.ObjToString(mapInfo["stype"])
	if stype == "bidding" {
		uq := bson.M{"gtid": bson.M{"$gte": util.ObjToString(mapInfo["gtid"])},
			"lteid": bson.M{"$lte": util.ObjToString(mapInfo["lteid"])}}
		MgoB.Update("bidding_processing_ids", uq, bson.M{"$set": bson.M{"dataprocess": 7, "updatetime": time.Now().Unix()}}, false, true)
	}
	// 领域标签处理的数据 id段
	if stype == "bidding_history" {
		MgoB.Save("field_data_record", map[string]interface{}{"gtid": mapInfo["gtid"], "lteid": mapInfo["lteid"], "status": 0})
	}

	q, _ := mapInfo["query"].(map[string]interface{})
	bkey, _ := mapInfo["bkey"].(string)
	if q == nil {
		q = map[string]interface{}{
			"_id": map[string]interface{}{
				"$gt":  mongodb.StringTOBsonId(mapInfo["gtid"].(string)),
				"$lte": mongodb.StringTOBsonId(mapInfo["lteid"].(string)),
			},
		}
	}
	//extract库
	extractConn := MgoE.GetMgoConn()
	defer MgoE.DestoryMongoConn(extractConn)
	extractResult := extractConn.DB(MgoE.DbName).C(config.Conf.DB.MongoE.Coll).Find(q).Select(map[string]interface{}{
		"field_source": 0,
		"kvtext":       0,
	}).Sort("_id").Iter()
	eMap := map[string]map[string]interface{}{}
	extCount, repeatCount := 0, 0
	for tmp := make(map[string]interface{}); extractResult.Next(tmp); extCount++ {
		if util.IntAll(tmp["repeat"]) == 1 {
			repeatCount++
		}
		tid := mongodb.BsonIdToSId(tmp["_id"])
		eMap[tid] = tmp
		tmp = make(map[string]interface{})
	}
	log.Info("抽取表", zap.Int("数据量", extCount), zap.Int("重复数据量", repeatCount))

	//bidding库
	biddingConn := MgoB.GetMgoConn()
	count, _ := biddingConn.DB(MgoB.DbName).C(config.Conf.DB.MongoB.Coll).Find(&q).Count()
	log.Info("bidding表", zap.Int64("同步总数:", count))
	c := 0
	if count < 500000 {
		var res []map[string]interface{}
		result := biddingConn.DB(MgoB.DbName).C(config.Conf.DB.MongoB.Coll).Find(q).Select(map[string]interface{}{
			"contenthtml": 0,
		}).Iter()
		for tmp := make(map[string]interface{}); result.Next(tmp); {
			res = append(res, tmp)
			tmp = make(map[string]interface{})
		}
		MgoB.DestoryMongoConn(biddingConn)
		log.Info("查询结果", zap.Int64("bidding", count), zap.Int("抽取:", extCount))
		c = doIndex(res, eMap, bkey, stype)
	} else {
		log.Info("查询结果", zap.Int64("数据量太大，放弃", count))
		MgoB.DestoryMongoConn(biddingConn)
	}
	log.Info("bidding sync...over", zap.Int64("all", count), zap.Int("extract sync", c))
	NextNode(mapInfo, stype)
	NextNodePro(mapInfo, stype)
	NextNodeTidb(mapInfo, stype)
	if stype == "bidding_history" {
		NextNodeBidData(mapInfo)  // bidding-data数据
		NextNodeTidbQyxy(mapInfo) // tidb-企业数据
		NextNodeHn(mapInfo)
	}
}

func biddingAllTask(data []byte, mapInfo map[string]interface{}) {
	defer util.Catch()
	q, _ := mapInfo["query"].(map[string]interface{})
	if q == nil {
		q = map[string]interface{}{
			"_id": map[string]interface{}{
				"$gt":  mongodb.StringTOBsonId(mapInfo["gtid"].(string)),
				"$lte": mongodb.StringTOBsonId(mapInfo["lteid"].(string)),
			},
		}
	}
	//extract库
	extractConn := MgoE.GetMgoConn()
	defer MgoE.DestoryMongoConn(extractConn)
	extractResult := extractConn.DB(MgoE.DbName).C(config.Conf.DB.MongoE.Coll).Find(q).Select(map[string]interface{}{
		"field_source": 0,
		"kvtext":       0,
	}).Sort("-_id").Iter()

	//bidding库
	biddingConn := MgoB.GetMgoConn()
	defer MgoB.DestoryMongoConn(biddingConn)
	count := 0

	var compare map[string]interface{}
	result := biddingConn.DB(MgoB.DbName).C(config.Conf.DB.MongoB.Coll).Find(q).Select(map[string]interface{}{
		"contenthtml":  0,
		"field_source": 0,
	}).Sort("-_id").Iter()
	for tmp := make(map[string]interface{}); result.Next(tmp); count++ {
		update := map[string]interface{}{}
		del := map[string]interface{}{} //记录extract没有值而bidding中有值的字段
		//对比方法----------------
		for {
			if compare == nil {
				compare = make(map[string]interface{})
				if !extractResult.Next(compare) {
					break
				}
			}
			if compare != nil {
				cid := mongodb.BsonIdToSId(compare["_id"])
				tid := mongodb.BsonIdToSId(tmp["_id"])
				if cid == tid {
					//更新bidding表;bidding表modifyinfo中的字段不更新
					modifyinfo := make(map[string]bool)
					if tmpmodifyinfo, ok := tmp["modifyinfo"].(map[string]interface{}); ok && tmpmodifyinfo != nil {
						for k := range tmpmodifyinfo {
							modifyinfo[k] = true
						}
					}
					for _, k := range config.Conf.Serve.FieldS {
						v1 := compare[k] //extract
						v2 := tmp[k]     //bidding
						if v2 == nil && v1 != nil {
							update[k] = v1
						} else if v2 != nil && v1 != nil && !modifyinfo[k] {
							update[k] = v1
						} else if v2 != nil && v1 == nil && !modifyinfo[k] {
							if k == "s_subscopeclass" && del["subscopeclass"] == nil {
								continue
							} else if k == "s_topscopeclass" && del["topscopeclass"] == nil {
								continue
							}
							del[k] = 1
							//util.Debug("抽取结果没有值,bidding有值：field--", k, "val--", v2)
						}
					}
					if util.IntAll(compare["repeat"]) == 1 {
						update["extracttype"] = -1
						update["dataprocess"] = 7
						update["repeat_id"] = compare["repeat_id"]
					} else {
						update["extracttype"] = 1
						update["dataprocess"] = 8
					}
					break
				} else {
					if cid < tid {
						compare = nil
						continue
					} else {
						break
					}
				}
			} else {
				break
			}
		}

		//------------------对比结束
		//处理分类
		if compare != nil { //extract
			fieldFun(compare, update)
			compare = nil
		}

		// entidlist
		extractMap := make(map[string]interface{})
		if update["s_winner"] != "" {
			cid := companyFun(update)
			if len(cid) > 0 {
				update["entidlist"] = cid
				extractMap["entidlist"] = cid
			}
		}

		if len(extractMap) > 0 {
			updateExtPool <- []map[string]interface{}{
				{"_id": tmp["_id"]},
				{"$set": extractMap},
			}
		}
		// 附件有效字段
		if i := validFile(tmp); i != 0 {
			if i == -1 {
				update["isValidFile"] = false
			} else {
				update["isValidFile"] = true
			}
		}
		if len(update) > 0 {
			if len(del) > 0 { //删除的字段
				updateBidPool <- []map[string]interface{}{{
					"_id": tmp["_id"],
				},
					{"$set": update, "$unset": del},
				}
			} else {
				updateBidPool <- []map[string]interface{}{{
					"_id": tmp["_id"],
				},
					{"$set": update},
				}
			}
		}
		if count%50000 == 0 {
			log.Info("biddingTask", zap.Int("current", count))
		}
		tmp = make(map[string]interface{})
	}

	log.Info("biddingAll sync...over", zap.Int("all", count))
}

func doIndex(infos []map[string]interface{}, eMap map[string]map[string]interface{}, bkey, stype string) int {
	syncNo := 0 //抽取表数据同步数量
	//对比两张表数据，减少查询次数
	var compare map[string]interface{}
	var bidUpdate [][]map[string]interface{}
	var extUpdate [][]map[string]interface{}
	//SaveEsLock := &sync.Mutex{}
	log.Info("start ...")
	for n, tmp := range infos {
		tid := mongodb.BsonIdToSId(tmp["_id"])
		update := map[string]interface{}{} //要更新的mongo数据
		//对比方法----------------
		if eMap[tid] != nil {
			compare = eMap[tid]
			if stype == "bidding" {
				// 增量id段 正常数据
				if dg := util.IntAll(compare["dataging"]); dg == 1 { //extract中dataging=1跳过
					tmp = make(map[string]interface{})
					compare = nil
					continue
				}
				delete(eMap, tid)
			}
			if stype == "bidding_history" {
				//增量id段 历史数据
				if compare["history_updatetime"] == nil { //extract中history_updatetime不存在跳过
					tmp = make(map[string]interface{})
					compare = nil
					continue
				}
				delete(eMap, tid)
			}
			syncNo++
			for _, k := range config.Conf.Serve.FieldS {
				v1 := compare[k] //extract
				v2 := tmp[k]     //bidding
				if v2 == nil && v1 != nil {
					update[k] = v1
				} else if v2 != nil && v1 != nil {
					update[k] = v1
				} else if v2 != nil && v1 == nil {
					if k == "city" || k == "district" {
						update[k] = ""
					}
				}
			}
			if util.IntAll(compare["repeat"]) == 1 {
				update["extracttype"] = -1
				update["dataprocess"] = 7
				update["repeat_id"] = compare["repeat_id"]
			} else {
				update["extracttype"] = 1
				update["dataprocess"] = 8
			}
		} else {
			compare = nil
			if util.IntAll(tmp["dataging"]) == 1 { //修改未抽取的bidding数据的dataging
				update["dataging"] = 0
			}
			update["dataprocess"] = 8
		}
		//下面可以多线程跑的--->
		//处理分类
		if compare != nil { //extract
			fieldFun(compare, update)
			// publishtime 20230523
			if util.IntAll(tmp["publishtime"]) == -1 {
				if pb := methodPb(compare); pb > 0 {
					update["publishtime"] = pb
				}
			}
			compare = nil
		}
		//------------------对比结束

		//处理key descript
		if bkey == "" {
			DealInfo(&tmp, &update)
		}
		// entidlist
		extractMap := make(map[string]interface{})
		if update["s_winner"] != "" {
			cid := companyFun(update)
			if len(cid) > 0 {
				tmp["entidlist"] = cid
				update["entidlist"] = cid
				extractMap["entidlist"] = cid
			}
		}

		// 6.10 剑鱼发布信息分类处理, 写在这里是为了修改抽取表
		typeFunc(tmp, update, extractMap)
		if len(extractMap) > 0 {
			if extractMap["toptype"] != nil && extractMap["subtype"] == nil {
				extUpdate = append(extUpdate, []map[string]interface{}{
					{"_id": tmp["_id"]},
					{"$set": extractMap, "$unset": map[string]interface{}{"subtype": ""}},
				})
			} else {
				extUpdate = append(extUpdate, []map[string]interface{}{
					{"_id": tmp["_id"]},
					{"$set": extractMap},
				})
			}
			if len(extUpdate) >= MgoBulkSize {
				tmps := extUpdate
				MgoE.UpdateBulk(config.Conf.DB.MongoE.Coll, tmps...)
				extUpdate = [][]map[string]interface{}{}
			}
		}
		// 附件有效字段
		if i := validFile(tmp); i != 0 {
			if i == -1 {
				tmp["isValidFile"] = false
				update["isValidFile"] = false
			} else {
				tmp["isValidFile"] = true
				update["isValidFile"] = true
			}
		}
		if len(update) > 0 {

			bidUpdate = append(bidUpdate, []map[string]interface{}{{
				"_id": tmp["_id"],
			},
				{"$set": update},
			})
			if len(bidUpdate) >= MgoBulkSize {
				tmps := bidUpdate
				MgoB.UpdateBulk(config.Conf.DB.MongoB.Coll, tmps...)
				bidUpdate = [][]map[string]interface{}{}
			}
		}
		if n%500 == 0 {
			log.Info("biddingTask", zap.Int("current", n))
		}
		tmp = make(map[string]interface{})
	}
	//SaveEsLock.Lock()
	if len(bidUpdate) > 0 {
		tmps := bidUpdate
		MgoB.UpdateBulk(config.Conf.DB.MongoB.Coll, tmps...)
		bidUpdate = [][]map[string]interface{}{}
	}
	if len(extUpdate) > 0 {
		tmps := extUpdate
		MgoE.UpdateBulk(config.Conf.DB.MongoE.Coll, tmps...)
		extUpdate = [][]map[string]interface{}{}
	}
	//SaveEsLock.Unlock()
	return syncNo
}

// @Description subscopeclass、topscopeclass、package
// 20230523 多包处理 subpackage = 1
// @Author J 2022/6/7 5:54 PM
func fieldFun(compare, update map[string]interface{}) {
	subscopeclass, _ := compare["subscopeclass"].([]interface{}) //subscopeclass
	if subscopeclass != nil {
		m1 := map[string]bool{}
		newclass := []string{}
		for _, sc := range subscopeclass {
			sclass, _ := sc.(string)
			if !m1[sclass] {
				m1[sclass] = true
				newclass = append(newclass, sclass)
			}
		}
		update["s_subscopeclass"] = strings.Join(newclass, ",")
		update["subscopeclass"] = newclass
	}
	topscopeclass, _ := compare["topscopeclass"].([]interface{}) //topscopeclass
	if topscopeclass != nil {
		m2 := map[string]bool{}
		newclass := []string{}
		for _, tc := range topscopeclass {
			tclass, _ := tc.(string)
			tclass = regLetter.ReplaceAllString(tclass, "") // 去除字母
			if !m2[tclass] {
				m2[tclass] = true
				newclass = append(newclass, tclass)
			}
		}
		update["topscopeclass"] = topscopeclass
		update["s_topscopeclass"] = strings.Join(newclass, ",")
	}
	if package1 := compare["package"]; package1 != nil {
		packageM, _ := package1.(map[string]interface{})
		update["package"] = packageM
		for _, p := range packageM {
			pm, _ := p.(map[string]interface{})
			if util.ObjToString(pm["winner"]) != "" || util.Float64All(pm["budget"]) > 0 ||
				util.Float64All(pm["bidamount"]) > 0 {
				update["multipackage"] = 1
				break
			}
		}
	} else {
		update["multipackage"] = 0
	}

	// subpackage
	if compare["package"] != nil && compare["s_winner"] != nil && compare["bidamount"] != nil {
		pg := compare["package"].(map[string]interface{})
		if len(pg) > 1 {
			var bmt []float64
			var swn []string
			for _, p := range pg {
				p1 := p.(map[string]interface{})
				if p1["bidamount"] != nil {
					bmt = append(bmt, util.Float64All(p1["bidamount"]))
				}
				if w := util.ObjToString(p1["winner"]); w != "" {
					swn = append(swn)
				}
			}

			if len(bmt) > 1 && len(swn) > 1 {
				sn := strings.Split(util.ObjToString(compare["s_winner"]), ",")
				sort.Strings(sn)
				sort.Strings(swn)
				swn1 := util.ObjArrToStringArr(Duplicate(swn)) // 去重
				if strings.Join(swn1, ",") == strings.Join(sn, ",") {
					bidamount := 0.0
					for _, f := range bmt {
						bidamount += f
					}
					if bidamount == util.Float64All(compare["bidamount"]) {
						update["subpackage"] = 1
					}
				}
			}

		}
	}
}

// @Description entidlist
// @Author J 2022/6/7 2:36 PM
func companyFun(tmp map[string]interface{}) (cid []string) {
	sWinnerarr := strings.Split(util.ObjToString(tmp["s_winner"]), ",")
	for _, w := range sWinnerarr {
		if w != "" {
			id := redis.GetStr("qyxy_id", w)
			if id == "" {
				ents, _ := MgoQ.Find(config.Conf.DB.MongoQ.Coll, map[string]interface{}{"company_name": w}, map[string]interface{}{"updatetime": -1}, map[string]interface{}{"company_name": 1}, false, -1, -1)
				if len(*ents) > 0 {
					id = util.ObjToString((*ents)[0]["_id"])
					redis.PutCKV("qyxy_id", w, id)
				} else {
					ent, _ := MgoP.FindOne(config.Conf.DB.MongoP.Coll, map[string]interface{}{"history_name": w})
					if len(*ent) > 0 {
						id = util.ObjToString((*ent)["company_id"])
						redis.PutCKV("qyxy_id", w, id)
					}
				}
			}
			if id == "" {
				id = "-"
			}
			cid = append(cid, id)
		}
	}
	return cid
}

// @Description update 修改bidding表，extractM修改抽取表
// @Author J 2022/6/10 10:29 AM
func typeFunc(tmp, update, extractM map[string]interface{}) {
	if jyData, ok := tmp["jyfb_data"].(map[string]interface{}); ok {
		if t := util.ObjToString(jyData["type"]); t != "" {
			switch t {
			//case "采购信息":
			case "招标公告":
				if util.ObjToString(tmp["toptype"]) != "招标" {
					update["toptype"] = "招标"
					extractM["toptype"] = "招标"
					delete(update, "subtype")
				}
			case "采购意向":
				if util.ObjToString(tmp["toptype"]) != "采购意向" {
					update["toptype"] = "采购意向"
					update["subtype"] = "采购意向"
					extractM["toptype"] = "采购意向"
					extractM["subtype"] = "采购意向"
				}
			case "招标预告":
				if util.ObjToString(tmp["toptype"]) != "预告" {
					update["toptype"] = "预告"
					extractM["toptype"] = "预告"
					delete(update, "subtype")
				}
			case "招标结果":
				if util.ObjToString(tmp["toptype"]) != "结果" {
					update["toptype"] = "结果"
					extractM["toptype"] = "结果"
					delete(update, "subtype")
				}
			}
		}
	}
}

// @Description 附件有效字段（isValidFile）
// @Author J 2022/7/8 14:41
func validFile(tmp map[string]interface{}) int {
	isContinue := false
	if pinfo, o := tmp["projectinfo"].(map[string]interface{}); o {
		if atts, o1 := pinfo["attachments"].(map[string]interface{}); o1 {
			for _, att := range atts {
				if att == nil {
					continue
				}
				if reflect.TypeOf(att).String() == "string" {
					continue
				}
				att1 := att.(map[string]interface{})
				if fid := util.ObjToString(att1["fid"]); fid != "" {
					isContinue = true
					break
				}
			}
			if isContinue {
				if attachTxt, o := tmp["attach_text"].(map[string]interface{}); o {
					if len(attachTxt) > 0 {
						for _, at := range attachTxt {
							at1 := at.(map[string]interface{})
							if len(at1) > 0 {
								for k, _ := range at1 {
									if reflect.TypeOf(at1[k]).String() == "string" {
										continue
									}
									at2 := at1[k].(map[string]interface{})
									s := strings.ToLower(util.ObjToString(at2["file_name"]))
									if !strings.Contains(s, "jpg") || !strings.Contains(s, "jpeg") != strings.Contains(s, "png") ||
										strings.Contains(s, "pdf") {
										if strings.Contains(s, "swf") || strings.Contains(s, "html") {
											return -1
										} else if AnalysisFile(oss.OssGetObject(util.ObjToString(at2["attach_url"]))) {
											return 1
										}
									}
								}
								break
							} else {
								break
							}
						}
					}
				}
				flag := false
				for _, att := range atts {
					if att == nil {
						continue
					}
					if reflect.TypeOf(att).String() == "string" {
						continue
					}
					att1 := att.(map[string]interface{})
					if fid := util.ObjToString(att1["fid"]); fid != "" {
						ftype := strings.ToLower(util.ObjToString(tmp["ftype"]))
						if ftype != "swf" && ftype != "html" && oss.OssObjExists("jy-datafile", fid) {
							return 1
						} else {
							flag = true
						}
					}
				}
				if flag {
					return -1
				}
			}
		}
	}
	return 0
}

// @Description id不变，内容变化 重新索引数据
// @Author J 2022/8/10 13:29
func taskinfo(id string) {
	tmp, _ := MgoB.FindById("bidding", id, nil)
	if tmp == nil || len(*tmp) == 0 {
		log.Info(fmt.Sprintf("taskinfo bidding id=%s 未查询到数据", id))
		return
	}
	extractM, _ := MgoE.FindById(config.Conf.DB.MongoE.Coll, id, nil)
	if extractM == nil || len(*extractM) == 0 {
		extractM, _ = MgoE.FindById(config.Conf.DB.MongoE.Coll1, id, nil)
		if extractM == nil || len(*extractM) == 0 {
			log.Info(fmt.Sprintf("taskinfo extract id=%s 未查询到数据", id))
			return
		}
	}
	update := map[string]interface{}{} //要更新的mongo数据
	//更新bidding表字段
	for _, k := range config.Conf.Serve.FieldS {
		v1 := (*extractM)[k] //extract
		v2 := (*tmp)[k]      //bidding
		if v2 == nil && v1 != nil {
			update[k] = v1
		} else if v2 != nil && v1 != nil {
			update[k] = v1
		} else if v2 != nil && v1 == nil {
			if k == "city" || k == "district" {
				update[k] = ""
			}
		}
	}
	if util.IntAll((*extractM)["repeat"]) == 1 {
		update["extracttype"] = -1
		update["dataprocess"] = 7
		update["repeat_id"] = (*extractM)["repeat_id"]
	} else {
		update["extracttype"] = 1
		update["dataprocess"] = 8
	}
	//处理分类
	fieldFun(*extractM, update)

	extractMap := make(map[string]interface{})
	if util.ObjToString((*tmp)["s_winner"]) != "" {
		cid := companyFun(*tmp)
		if len(cid) > 0 {
			update["entidlist"] = cid
			extractMap["entidlist"] = cid
		}
		MgoE.UpdateById(config.Conf.DB.MongoE.Coll, id, map[string]interface{}{"$set": extractMap})
	}

	// 附件有效字段
	if i := validFile(*tmp); i != 0 {
		if i == -1 {
			update["isValidFile"] = false
		} else {
			update["isValidFile"] = true
		}
	}
	if len(update) > 0 {
		MgoB.UpdateById(config.Conf.DB.MongoB.Coll, id, map[string]interface{}{"$set": update})
	}

	mapinfo := map[string]interface{}{
		"infoid": id,
		"stype":  "index-by-id",
	}
	datas, _ := json.Marshal(mapinfo)
	var next = &net.UDPAddr{
		IP:   net.ParseIP(config.Conf.Udp.Next.Addr),
		Port: util.IntAll(config.Conf.Udp.Next.Port),
	}
	log.Info("nsq data over", zap.Any("es", next), zap.String("mapinfo", string(datas)))
	_ = UdpClient.WriteUdp(datas, udp.OP_TYPE_DATA, next)
}

var DateTimeSelect = []string{"bidopentime", "bidendtime", "signaturedate", "comeintime"}

// @Description 发布时间处理
// @Author J 2023/5/23 14:32
func methodPb(tmp map[string]interface{}) int64 {
	if tmp["ext_publishtime"] != nil {
		if newPb := util.Int64All(tmp["ext_publishtime"]); newPb < time.Now().Unix() && newPb > 1420041600 {
			return newPb
		}
	}
	for _, d := range DateTimeSelect {
		if tmp[d] != nil && util.Int64All(tmp[d]) < time.Now().Unix() {
			return util.Int64All(tmp[d])
		}
	}
	return 0
}

// Duplicate
// @Description 去重
// @Author J 2023/5/24 09:53
func Duplicate(a interface{}) (ret []interface{}) {
	va := reflect.ValueOf(a)
	for i := 0; i < va.Len(); i++ {
		if i > 0 && reflect.DeepEqual(va.Index(i-1).Interface(), va.Index(i).Interface()) {
			continue
		}
		ret = append(ret, va.Index(i).Interface())
	}
	return ret
}