func (s *Subscriber) getMsgAsResult(key string) *toolkit.Result {
	result := toolkit.NewResult()
	if key == "" {
		if len(s.messageKeys) > 0 {
			key = s.messageKeys[0]
		}
	}

	// if no key is provided, check from the latest
	if key == "" {
		result.Status = toolkit.Status_NOK
		result.Message = "No key has been provided to receive the message"
	} else {
		msgQue, exist := s.MessageQues[key]
		if !exist {
			result.Status = toolkit.Status_NOK
			result.Message = "Key " + key + " is not exist on message que or it has been collected. Available keys are: " + strings.Join(s.messageKeys, ",")
		} else {
			url := fmt.Sprintf("%s/getmsg", s.BroadcasterAddress)
			r, e := toolkit.HttpCall(url, "POST",
				toolkit.Jsonify(msgQue), nil)
			if e != nil {
				result.SetErrorTxt("Subscriber ReceiveMsg Call Error: " + e.Error())
			} else if r.StatusCode != 200 {
				result.SetErrorTxt("Subsciber ReceiveMsg Call Error: " + r.Status)
			} else {
				//var resultMsg toolkit.Result
				e := toolkit.Unjson(toolkit.HttpContent(r),
					&result)
				if e != nil {
					result.SetErrorTxt(fmt.Sprintf("Subsciber ReceiveMsg Decode Error: ", e.Error()))
				}
				/*else {

					if resultMsg.Status == toolkit.Status_OK {
						result.Data = resultMsg.Data
					} else {
						result.SetErrorTxt(resultMsg.Message)
					}
				}
				*/
			}
		}
	}

	if result.Status == "OK" {
		url := fmt.Sprintf("%s/msgreceived")
		toolkit.HttpCall(url, "POST", toolkit.Jsonify(struct {
			Key        string
			Subscriber string
		}{key, s.Address}), nil)
	}
	return result
}

func (g *GetDatabase) ResultFromDatabase(dataSettingId string, out interface{}) error {

	c, e := dbox.NewConnection(g.desttype, &g.ConnectionInfo)
	if e != nil {
		return e
	}

	e = c.Connect()
	if e != nil {
		return e
	}

	defer c.Close()

	iQ := c.NewQuery()
	if g.CollectionSettings[dataSettingId].Collection != "" {
		iQ.From(g.CollectionSettings[dataSettingId].Collection)
	}

	for _, val := range g.CollectionSettings[dataSettingId].MapsColumns {
		iQ.Select(val.Source)
	}

	if len(g.CollectionSettings[dataSettingId].FilterCond) > 0 {
		iQ.Where(g.CollectionSettings[dataSettingId].filterDbox)
	}

	csr, e := iQ.Cursor(nil)

	if e != nil {
		return e
	}
	if csr == nil {
		return e
	}
	defer csr.Close()

	results := make([]toolkit.M, 0)
	e = csr.Fetch(&results, 0, false)
	if e != nil {
		return e
	}

	ms := []toolkit.M{}
	for _, val := range results {
		m := toolkit.M{}
		for _, column := range g.CollectionSettings[dataSettingId].MapsColumns {
			m.Set(column.Source, "")
			if val.Has(column.Destination) {
				m.Set(column.Source, val[column.Destination])
			}
		}
		ms = append(ms, m)
	}

	if edecode := toolkit.Unjson(toolkit.Jsonify(ms), out); edecode != nil {
		return edecode
	}
	return nil
}

func (g *Grabber) DataByte() []byte {
	d := g.Data()
	if toolkit.IsValid(d) {
		return toolkit.Jsonify(d)
	}
	return []byte{}
}

func TestDelete(t *testing.T) {
	//t.Skip()
	ctx, e := prepareContext()
	if e != nil {
		t.Errorf("Error Connect: %s", e.Error())
		return
	}
	defer ctx.Close()
	u := new(UserModel)
	e = ctx.GetById(u, "user2")
	if e == nil {
		fmt.Printf("Will Delete UserModel:\n %s \n", tk.JsonString(u))
		e = ctx.Delete(u)
		if e != nil {
			t.Errorf("Error Load: %s", e.Error())
			return
		} else {
			tk.Unjson(tk.Jsonify(u), u)
			fmt.Printf("UserModel: %v has been deleted \n", u.RandomDate.UTC())
			fmt.Println("")
		}
	} else {
		t.Errorf("Delete error: %s", e.Error())
	}
}

func (q *Query) Cursor(in toolkit.M) (dbox.ICursor, error) {
	var (
		e        error
		dataMaps []toolkit.M
	)
	q.ReadFile(&dataMaps, q.Connection().(*Connection).filePath)
	cursor := dbox.NewCursor(new(Cursor))

	filters, e := q.Filters(in)
	if e != nil {
		return nil, errorlib.Error(packageName, modQuery, "Cursor", e.Error())
	}

	commandType := filters.GetString("cmdType")
	if commandType != dbox.QueryPartSelect {
		return nil, errorlib.Error(packageName, modQuery, "Cursor", "Cursor is only working with select command, for "+commandType+" please use .Exec instead")
	}

	aggregate := false
	hasWhere := filters.Has("where")

	if !aggregate {
		var whereFields []*dbox.Filter
		var dataInterface interface{}
		json.Unmarshal(toolkit.Jsonify(dataMaps), &dataInterface)

		if hasWhere {
			whereFields = filters.Get("where").([]*dbox.Filter)
			// jsonSelect = fields
			cursor.(*Cursor).isWhere = true
		}
		cursor = cursor.SetConnection(q.Connection())
		cursor.(*Cursor).whereFields = whereFields
		cursor.(*Cursor).jsonSelect = filters.Get("select").([]string)
		cursor.(*Cursor).readFile = toolkit.Jsonify(dataMaps)
	} else {
		return nil, errorlib.Error(packageName, modQuery, "Cursor", "No Aggregate function")
	}
	return cursor, nil
}

func (q *Query) writeFile() error {
	_, e := os.Stat(q.jsonPath)
	if e != nil && e == os.ErrNotExist {
		f, e := os.Create(q.jsonPath)
		if e != nil {
			return err.Error(packageName, modQuery, "writeFile", e.Error())
		}
		f.Close()
	}

	bs := toolkit.Jsonify(q.data)
	e = ioutil.WriteFile(q.jsonPath, bs, 0644)
	if e != nil {
		return err.Error(packageName, modQuery, "WriteFile", e.Error())
	}
	return nil
}

func parseHostAlias(what string, raw interface{}) string {
	hostAliases := []struct {
		IP       string `json:"ip", bson:"ip"`
		HostName string `json:"hostName", bson:"hostName"`
	}{}

	toolkit.Unjson(toolkit.Jsonify(raw), &hostAliases)

	for _, alias := range hostAliases {
		if strings.Contains(strings.Split(what, "webhdfs")[0], alias.HostName) {
			what = strings.Replace(what, alias.HostName, alias.IP, 1)
			break
		}
	}

	return what
}

func (s *Subscriber) AddChannel(c string) error {
	url := fmt.Sprintf("%s/channelregister", s.BroadcasterAddress)
	r, e := toolkit.HttpCall(url, "POST", toolkit.Jsonify(ChannelRegister{c, s.Address}), nil)
	if e != nil {
		return fmt.Errorf("Channel Register Call Error: %s", e.Error())
	}
	if r.StatusCode != 200 {
		return fmt.Errorf("Channel Register Call Error: %s", r.Status)
	}
	result := new(toolkit.Result)
	e = toolkit.Unjson(toolkit.HttpContent(r), &result)
	if e != nil {
		return fmt.Errorf("Channel Register Decode error: %s", e.Error())
	}
	if result.Status != toolkit.Status_OK {
		return fmt.Errorf("Channel Register error: %s", result.Message)
	}
	return nil
}

func (g *Grabber) ResultFromHtml(dataSettingId string, out interface{}) error {

	reader := bytes.NewReader(g.bodyByte)
	doc, e := gq.NewDocumentFromReader(reader)
	if e != nil {
		return e
	}

	ms := []toolkit.M{}
	records := doc.Find(g.Config.DataSettings[dataSettingId].RowSelector)
	recordCount := records.Length()

	for i := 0; i < recordCount; i++ {
		record := records.Eq(i)
		m := toolkit.M{}
		for cindex, c := range g.Config.DataSettings[dataSettingId].ColumnSettings {
			columnId := fmt.Sprintf("%s", cindex)
			if c.Alias != "" {
				columnId = c.Alias
			}
			sel := record.Find(c.Selector)
			var value interface{}
			valuetype := strings.ToLower(c.ValueType)
			if valuetype == "attr" {
				value, _ = sel.Attr(c.AttrName)
			} else if valuetype == "html" {
				value, _ = sel.Html()
			} else {
				value = sel.Text()
			}
			value = strings.TrimSpace(fmt.Sprintf("%s", value))
			m.Set(columnId, value)
		}

		if g.Config.DataSettings[dataSettingId].getCondition(m) {
			ms = append(ms, m)
		}
	}
	if edecode := toolkit.Unjson(toolkit.Jsonify(ms), out); edecode != nil {
		return edecode
	}
	return nil
}

func (m *MessageMonitor) ditributeBroadcast() {
	//for len(m.Targets) != m.Success && time.Now().After(m.Expiry) == false {
	wg := new(sync.WaitGroup)
	for k, t := range m.Targets {
		wg.Add(1)
		go func(wg *sync.WaitGroup, k int, t string) {
			defer wg.Done()
			if m.Status[k] != "OK" {
				var command, url string
				if m.Command != "" {
					command = m.Command
				} else {
					command = "msg"
				}
				url = fmt.Sprintf("http://%s/%s", t, command)
				r, ecall := toolkit.HttpCall(url, "POST",
					toolkit.Jsonify(Message{Key: m.Key, Data: m.Data, Expiry: m.Expiry}), nil)
				if ecall != nil {
					m.setSuccessFail(k, "CALL ERROR: "+url+" ERR:"+ecall.Error())
				} else if r.StatusCode != 200 {
					m.setSuccessFail(k, fmt.Sprintf("CALL STATUS ERROR: %s ERR: %s", url, r.Status))
				} else {
					var result toolkit.Result
					bs := toolkit.HttpContent(r)
					edecode := toolkit.Unjson(bs, &result)
					if edecode != nil {
						m.setSuccessFail(k, "DECODE ERROR: "+string(bs)+" ERR:"+edecode.Error())
					} else {
						m.setSuccessFail(k, toolkit.IfEq(result.Status, toolkit.Status_OK, "OK", result.Message).(string))
					}
				}
			}
		}(wg, k, t)
	}
	wg.Wait()
	//time.Sleep(1 * time.Millisecond)
	//fmt.Printf("%d = %d \n", len(m.Targets), m.Success+m.Fail)
	//}
}

func (m *MessageMonitor) distributeQue() {
	//--- inform all targets that new message has been created
	msg := toolkit.Jsonify(Message{Key: m.Key, Data: m.Data, Expiry: m.Expiry})
	wg := new(sync.WaitGroup)

	targetCount := len(m.Targets)
	var newtargets []string
	var failtargets []string
	for _, t := range m.Targets {
		wg.Add(1)
		go func(wg *sync.WaitGroup, t string) {
			defer wg.Done()
			url := fmt.Sprintf("%s://%s/newkey", "http", t)
			r, e := toolkit.HttpCall(url, "POST", msg, nil)
			if e != nil {
				m.Broadcaster.Log().Warning(fmt.Sprintf(
					"Unable to inform %s for new que %s. %s",
					url, m.Key, e.Error()))
				failtargets = append(failtargets, t)
			} else if r.StatusCode != 200 {
				m.Broadcaster.Log().Warning(fmt.Sprintf(
					"Unable to inform %s for new que %s  %s",
					url, m.Key, r.Status))
				failtargets = append(failtargets, t)
			} else {
				newtargets = append(newtargets, t)
			}
		}(wg, t)
	}
	wg.Wait()
	m.Targets = newtargets
	m.Broadcaster.Log().Info(fmt.Sprintf("Ping %d servers for new message %s. Succcess: %d Fail: %d", targetCount, m.Key, len(newtargets), len(failtargets)))

	//-- loop while not all target complete receival or expire
	for len(m.Targets) != m.Success && time.Now().After(m.Expiry) == false {
		time.Sleep(1 * time.Millisecond)
	}
}

func (q *Query) Exec(in toolkit.M) error {
	setting, e := q.prepare(in)
	commandType := setting["commandtype"].(string)
	if e != nil {
		return err.Error(packageName, modQuery, "Exec: "+commandType, e.Error())
	}

	if setting.GetString("commandtype") == dbox.QueryPartSelect {
		return err.Error(packageName, modQuery, "Exec: "+commandType, "Exec is not working with select command, please use .Cursor instead")
	}

	q.Lock()
	defer q.Unlock()

	var dataM toolkit.M
	var dataMs []toolkit.M

	hasData := in.Has("data")
	dataIsSlice := false
	data := in.Get("data")
	if toolkit.IsSlice(data) {
		dataIsSlice = true
		e = toolkit.Unjson(toolkit.Jsonify(data), dataMs)
		if e != nil {
			return err.Error(packageName, modQuery, "Exec: "+commandType, "Data encoding error: "+e.Error())
		}
	} else {
		dataM, e = toolkit.ToM(data)
		dataMs = append(dataMs, dataM)
		if e != nil {
			return err.Error(packageName, modQuery, "Exec: "+commandType, "Data encoding error: "+e.Error())
		}
	}

	hasWhere := in.Has("where")
	where := in.Get("where", []*dbox.Filter{}).([]*dbox.Filter)

	if hasData && hasWhere == false && toolkit.HasMember([]interface{}{dbox.QueryPartInsert, dbox.QueryPartUpdate, dbox.QueryPartSave}, commandType) {
		hasWhere = true
		if toolkit.IsSlice(data) {
			ids := []interface{}{}
			idField := ""
			if idField == "" {
				return err.Error(packageName, modQuery, "Exec:"+commandType, "Data send is a slice, but its element has no ID")
			}
			dataCount := toolkit.SliceLen(data)
			for i := 0; i < dataCount; i++ {
				dataI := toolkit.SliceItem(data, i)
				if i == 0 {
					idField = toolkit.IdField(dataI)
				}
				ids = append(ids, toolkit.Id(dataI))
			}
			where = []*dbox.Filter{dbox.In(idField, ids)}
		} else {
			id := toolkit.Id(data)
			if toolkit.IsNilOrEmpty(id) {
				where = []*dbox.Filter{dbox.Eq(toolkit.IdField(id), id)}
			} else {
				where = nil
				hasWhere = false
			}
		}
	}

	q.openFile()
	if commandType == dbox.QueryPartInsert {
		if !hasData {
			return err.Error(packageName, modQuery, "Exec:"+commandType, "Data is empty")
		}
		if dataIsSlice {
			q.data = append(q.data, dataMs...)
		} else {
			q.data = append(q.data, dataM)
		}
	} else if commandType == dbox.QueryPartUpdate {
		if !hasData {
			return err.Error(packageName, modQuery, "Exec:"+commandType, "Data is empty")
		}

		var indexes []interface{}
		if hasWhere {
			toolkit.Serde(dbox.Find(q.data, where), &indexes, "")
		}

		var dataUpdate toolkit.M
		var updateDataIndex int

		isDataSlice := toolkit.IsSlice(data)
		if isDataSlice == false {
			isDataSlice = false
			e = toolkit.Serde(data, &dataUpdate, "")
			if e != nil {
				return err.Error(packageName, modQuery, "Exec:"+commandType, "Unable to serialize data. "+e.Error())
			}
		}
		var idField string
		for i, v := range q.data {
			if toolkit.HasMember(indexes, i) || len(indexes) == 0 {
				if idField == "" {
//.........这里部分代码省略.........

func (c *Cursor) Fetch(m interface{}, n int, closeWhenDone bool) error {

	if closeWhenDone {
		defer c.Close()
	}

	// if !toolkit.IsPointer(m) {
	// 	return errorlib.Error(packageName, modCursor, "Fetch", "Model object should be pointer")
	// }
	if n != 1 && reflect.ValueOf(m).Elem().Kind() != reflect.Slice {
		return errorlib.Error(packageName, modCursor, "Fetch", "Model object should be pointer of slice")
	}

	e := c.prepIter()
	if e != nil {
		return errorlib.Error(packageName, modCursor, "Fetch", e.Error())
	}

	datas := []toolkit.M{}
	// lineCount := 0
	//=============================
	maxGetData := c.count
	if n > 0 {
		maxGetData = c.fetchRow + n
	}

	linecount := 0

	for _, row := range c.reader.Sheet[c.sheetname].Rows {
		isAppend := true
		recData := toolkit.M{}
		appendData := toolkit.M{}

		for i, cell := range row.Cells {
			if i < len(c.headerColumn) {
				recData.Set(c.headerColumn[i].name, cell.Value)

				if len(c.ConditionVal.Select) == 0 || c.ConditionVal.Select.Get("*", 0).(int) == 1 {
					appendData.Set(c.headerColumn[i].name, cell.Value)
				} else {
					if c.ConditionVal.Select.Get(c.headerColumn[i].name, 0).(int) == 1 {
						appendData.Set(c.headerColumn[i].name, cell.Value)
					}
				}
			}
		}

		isAppend = c.ConditionVal.getCondition(recData)

		if c.fetchRow < c.ConditionVal.skip || (c.fetchRow > (c.ConditionVal.skip+c.ConditionVal.limit) && c.ConditionVal.limit > 0) {
			isAppend = false
		}

		if isAppend && len(appendData) > 0 {
			linecount += 1
			if linecount > c.fetchRow {
				datas = append(datas, appendData)
				c.fetchRow += 1
			}
		}

		if c.fetchRow >= maxGetData {
			break
		}
	}

	e = toolkit.Unjson(toolkit.Jsonify(datas), m)
	if e != nil {
		return errorlib.Error(packageName, modCursor, "Fetch", e.Error())
	}

	return nil
}

func (q *Query) ExecOut(parm toolkit.M) (int64, error) {
	var e error
	if parm == nil {
		parm = toolkit.M{}
	}

	driverName := q.GetDriverDB()
	// driverName = "oracle"
	tablename := ""
	data := parm.Get("data")

	var attributes string
	var values string
	var setUpdate string

	var dataM toolkit.M
	var dataMs []toolkit.M
	var returnId int64

	if toolkit.IsSlice(data) {
		e = toolkit.Unjson(toolkit.Jsonify(data), &dataMs)
		if e != nil {
			return returnId, errorlib.Error(packageName, modQuery, "Exec: data extraction", "Data encoding error: "+e.Error())
		}
	} else {
		dataM, e = toolkit.ToM(data)
		dataMs = append(dataMs, dataM)
		if e != nil {
			return returnId, errorlib.Error(packageName, modQuery, "Exec: data extraction", "Data encoding error: "+e.Error())
		}
	}

	for _, dataVal := range dataMs {
		temp := ""
		quyerParts := q.Parts()
		c := crowd.From(&quyerParts)
		groupParts := c.Group(func(x interface{}) interface{} {
			qp := x.(*dbox.QueryPart)
			temp = toolkit.JsonString(qp)
			return qp.PartType
		}, nil).Exec()
		parts := map[interface{}]interface{}{}
		if len(groupParts.Result.Data().([]crowd.KV)) > 0 {
			for _, kv := range groupParts.Result.Data().([]crowd.KV) {
				parts[kv.Key] = kv.Value
			}
		}

		commandType := ""

		_, hasDelete := parts[dbox.QueryPartDelete]
		_, hasInsert := parts[dbox.QueryPartInsert]
		_, hasUpdate := parts[dbox.QueryPartUpdate]
		_, hasSave := parts[dbox.QueryPartSave]

		if hasDelete {
			commandType = dbox.QueryPartDelete
		} else if hasInsert {
			commandType = dbox.QueryPartInsert
		} else if hasUpdate {
			commandType = dbox.QueryPartUpdate
		} else if hasSave {
			commandType = dbox.QueryPartSave
		}

		if hasInsert || hasUpdate || hasSave {
			attributes, setUpdate, values = extractData(dataVal, driverName)
		} else if hasDelete {

		}

		fromParts, hasFrom := parts[dbox.QueryPartFrom]
		if !hasFrom {
			return returnId, errorlib.Error(packageName, "Query", modQuery, "Invalid table name")
		}
		tablename = fromParts.([]*dbox.QueryPart)[0].Value.(string)

		var where interface{}
		whereParts, hasWhere := parts[dbox.QueryPartWhere]
		if hasWhere {
			fb := q.Connection().Fb()
			for _, p := range whereParts.([]*dbox.QueryPart) {
				fs := p.Value.([]*dbox.Filter)
				for _, f := range fs {
					fb.AddFilter(f)
				}
			}

			where, e = fb.Build()
			if e != nil {

			} else {

			}

		}

		var id string
		var idVal interface{}

//.........这里部分代码省略.........

func (q *Query) insertBulk(parm toolkit.M) error {

	var e error
	if parm == nil {
		parm = toolkit.M{}
	}

	driverName := q.GetDriverDB()
	// driverName = "oracle"
	tablename := ""
	data := parm.Get("data")

	var attributes string

	var dataM toolkit.M
	var dataMs []toolkit.M

	if toolkit.IsSlice(data) {
		e = toolkit.Unjson(toolkit.Jsonify(data), &dataMs)
		if e != nil {
			return errorlib.Error(packageName, modQuery, "Exec: data extraction", "Data encoding error: "+e.Error())
		}
	} else {
		dataM, e = toolkit.ToM(data)
		dataMs = append(dataMs, dataM)
		if e != nil {
			return errorlib.Error(packageName, modQuery, "Exec: data extraction", "Data encoding error: "+e.Error())
		}
	}

	temp := ""
	quyerParts := q.Parts()
	c := crowd.From(&quyerParts)
	groupParts := c.Group(func(x interface{}) interface{} {
		qp := x.(*dbox.QueryPart)
		temp = toolkit.JsonString(qp)
		return qp.PartType
	}, nil).Exec()
	parts := map[interface{}]interface{}{}
	if len(groupParts.Result.Data().([]crowd.KV)) > 0 {
		for _, kv := range groupParts.Result.Data().([]crowd.KV) {
			parts[kv.Key] = kv.Value
		}
	}

	commandType := ""

	_, hasInsert := parts[dbox.QueryPartInsert]

	if hasInsert {
		commandType = dbox.QueryPartInsert
	} else {
		_, e = q.ExecOut(parm)
		return e
		// return errorlib.Error(packageName, "Query", modQuery+".InsertBulk", "Invalid Operation")
	}

	fromParts, hasFrom := parts[dbox.QueryPartFrom]

	if !hasFrom {
		return errorlib.Error(packageName, "Query", modQuery, "Invalid table name")
	}
	tablename = fromParts.([]*dbox.QueryPart)[0].Value.(string)

	session := q.Session()
	attributeList := extractFields(dataMs[0])

	var datas []string

	for _, dataVal := range dataMs {
		var values string
		tmp := toolkit.M{}

		for _, attr := range attributeList {
			tmp.Set(attr, dataVal.Get(attr))
		}

		values = extractDataBulk(attributeList, tmp, driverName)
		// toolkit.Printf("test: \n %v \n------\n %v \n------\n %v \n------\n %v \n", attributeList, dataVal, tmp, values)

		datas = append(datas, values)
	}

	attributes = "(" + strings.Join(attributeList, ",") + ")"

	if attributes != "" && nil != datas {
		var statement string
		if driverName == "hive" {
			/*statement = "INSERT INTO " + tablename + " VALUES " + values
			e = sessionHive.Exec(statement, nil)*/
			return errorlib.Error(packageName, modQuery+".Exec", commandType,
				"Not Implemented Yet for HIVE")
		} else {
			statement = fmt.Sprintf("INSERT INTO "+tablename+" "+attributes+" VALUES %s", strings.Join(datas, ","))
			_, e = session.Exec(statement)
		}

		if e != nil {
			return errorlib.Error(packageName, modQuery+".Exec", commandType,
				cast.ToString(e.Error()))
//.........这里部分代码省略.........

//.........这里部分代码省略.........
									if len(c.jsonSelect) == 0 {
										dataJson = append(dataJson, v)
									} else {
										foundData = append(foundData, v)
									}
								}
							}

						}
					}
				}

				if len(foundData) > 0 {

					for _, found := range foundData {
						for i, subData := range found {
							for _, selected := range c.jsonSelect {
								if strings.ToLower(selected) == strings.ToLower(i) {
									foundSelected[i] = subData
								} else if selected == "*" {
									foundSelected[i] = subData
								}
							}
						}
					}
					dataJson = append(dataJson, foundSelected)
				}
			}
			// toolkit.Unjson(toolkit.Jsonify(dataJson), m)
			toolkit.Serde(dataJson, m, "json")
		} else {

			if c.jsonSelect == nil {
				toolkit.Unjson(toolkit.Jsonify(datas), m)
			} else {
				isSelectedFields := false
				for _, selectField := range c.jsonSelect {
					if selectField == "*" {
						// toolkit.Unjson(toolkit.Jsonify(datas), m)
						toolkit.Serde(datas, m, "json")
					} else {
						isSelectedFields = true
					}
				}
				if isSelectedFields {
					for _, v := range datas {
						for i, _ := range v {
							getRemField[i] = i
						}
					}

					itemToRemove := removeDuplicatesUnordered(getRemField, c.jsonSelect)
					for _, found := range datas {
						toMap := toolkit.M(found)
						for _, remitem := range itemToRemove {
							toMap.Unset(remitem)
						}

						dataJson = append(dataJson, toMap)
					}
					// toolkit.Unjson(toolkit.Jsonify(dataJson), m)
					toolkit.Serde(dataJson, m, "json")
				}
			}
		}
	} else if n > 0 {

func (q *Query) prepare(in toolkit.M) (out toolkit.M, e error) {
	out = toolkit.M{}

	quyerParts := q.Parts()
	c := crowd.From(&quyerParts)
	groupParts := c.Group(func(x interface{}) interface{} {
		return x.(*dbox.QueryPart).PartType
	}, nil).Exec()

	parts := map[interface{}]interface{}{}
	if len(groupParts.Result.Data().([]crowd.KV)) > 0 {
		for _, kv := range groupParts.Result.Data().([]crowd.KV) {
			parts[kv.Key] = kv.Value
		}
	}

	_, hasUpdate := parts[dbox.QueryPartUpdate]
	_, hasInsert := parts[dbox.QueryPartInsert]
	_, hasDelete := parts[dbox.QueryPartDelete]
	_, hasSave := parts[dbox.QueryPartSave]
	_, hasFrom := parts[dbox.QueryPartFrom]
	procedureParts, hasProcedure := parts["procedure"]

	var tableName string
	if hasFrom {
		fromParts, _ := parts[dbox.QueryPartFrom]
		tableName = fromParts.([]*dbox.QueryPart)[0].Value.(string)
	} else {

		return nil, err.Error(packageName, "Query", "prepare", "Invalid table name")
	}
	out.Set("tableName", tableName)

	if freeQueryParts, hasFreeQuery := parts["freequery"]; hasFreeQuery {
		var syntax string
		qsyntax := freeQueryParts.([]*dbox.QueryPart)[0].Value.(interface{})
		syntax = qsyntax.(toolkit.M)["syntax"].(string)
		out.Set("freequery", syntax)
		out.Set("cmdType", dbox.QueryPartSelect)
	} else if hasInsert || hasUpdate || hasDelete || hasSave {
		if hasUpdate {
			out.Set("cmdType", dbox.QueryPartUpdate)
		} else if hasInsert {
			out.Set("cmdType", dbox.QueryPartInsert)
		} else if hasDelete {
			out.Set("cmdType", dbox.QueryPartDelete)
		} else if hasSave {
			out.Set("cmdType", dbox.QueryPartSave)
		}

		var where interface{}
		whereParts, hasWhere := parts[dbox.QueryPartWhere]
		if hasWhere {
			fb := q.Connection().Fb()
			for _, p := range whereParts.([]*dbox.QueryPart) {
				fs := p.Value.([]*dbox.Filter)
				for _, f := range fs {
					fb.AddFilter(f)
				}
			}

			where, e = fb.Build()
			if e != nil {

			}
			out.Set("where", where)
		}

		var dataM toolkit.M
		var dataMs []toolkit.M

		hasData := in.Has("data")
		var dataIsSlice bool
		if hasData {
			data := in.Get("data")
			if toolkit.IsSlice(data) {
				dataIsSlice = true
				e = toolkit.Unjson(toolkit.Jsonify(data), dataMs)
				if e != nil {
					return nil, err.Error(packageName, modQuery, "Exec: ", "Data encoding error: "+e.Error())
				}
			} else {
				dataM, e = toolkit.ToM(data)
				dataMs = append(dataMs, dataM)
				if e != nil {
					return nil, err.Error(packageName, modQuery, "Exec: ", "Data encoding error: "+e.Error())
				}
			}

			var id string
			var idVal interface{}
			if where == nil {
				id, idVal = toolkit.IdInfo(data)
				if id != "" {
					where = id + " = " + StringValue(idVal, "non")
				}
				out.Set("where", where)
			}

			if !dataIsSlice {
//.........这里部分代码省略.........

func (c *Cursor) Fetch(m interface{}, n int, closeWhenDone bool) error {

	if closeWhenDone {
		defer c.Close()
	}

	e := c.prepIter()
	if e != nil {
		return errorlib.Error(packageName, modCursor, "Fetch", e.Error())
	}

	// if !toolkit.IsPointer(m) {
	// 	return errorlib.Error(packageName, modCursor, "Fetch", "Model object should be pointer")
	// }
	if n != 1 && reflect.ValueOf(m).Elem().Kind() != reflect.Slice {
		return errorlib.Error(packageName, modCursor, "Fetch", "Model object should be pointer of slice")
	}
	// fmt.Println("LINE 112 : ", reflect.ValueOf(m).Elem().Kind())
	// ds := dbox.NewDataSet(m)
	// rm := reflect.ValueOf(m)
	// // erm := rm.Elem()
	// fmt.Println(rm)
	// var v reflect.Type

	// if n == 1 {
	// 	v = reflect.TypeOf(m).Elem()
	// } else {
	// 	v = reflect.TypeOf(m).Elem().Elem()
	// }

	// iv := reflect.New(v).Elem()
	// vdatas := reflect.Indirect(m)

	// fmt.Println("LINE 131 : ", iv.Kind())
	// vdatas := reflect.MakeSlice(reflect.SliceOf(v), 0, n)
	// fmt.Println("LINE 133 : ", reflect.TypeOf(vdatas))
	datas := []toolkit.M{}
	lineCount := 0

	//=============================
	for {
		isAppend := true
		c.count += 1
		recData := toolkit.M{}
		appendData := toolkit.M{}

		dataTemp, e := c.reader.Read()

		for i, val := range dataTemp {
			recData[c.headerColumn[i].name] = val

			if len(c.ConditionVal.Select) == 0 || c.ConditionVal.Select.Get("*", 0).(int) == 1 {
				appendData[c.headerColumn[i].name] = val
			} else {
				if c.ConditionVal.Select.Get(c.headerColumn[i].name, 0).(int) == 1 {
					appendData[c.headerColumn[i].name] = val
				}
			}
		}

		isAppend = c.ConditionVal.getCondition(recData)

		if c.count < c.ConditionVal.skip || (c.count > (c.ConditionVal.skip+c.ConditionVal.limit) && c.ConditionVal.limit > 0) {
			isAppend = false
		}

		if e == io.EOF {
			if isAppend && len(appendData) > 0 {
				datas = append(datas, appendData)
				lineCount += 1
			}
			break
		} else if e != nil {
			return errorlib.Error(packageName, modCursor,
				"Fetch", e.Error())
		}
		if isAppend && len(appendData) > 0 {
			datas = append(datas, appendData)
			lineCount += 1
		}

		if n > 0 {
			if lineCount >= n {
				break
			}
		}
	}

	// if iv.Kind() == reflect.Map {

	// } else if iv.Kind() == reflect.Struct {

	// }

	e = toolkit.Unjson(toolkit.Jsonify(datas), m)
	if e != nil {
		return errorlib.Error(packageName, modCursor, "Fetch", e.Error())
	}

	// bs, _ := json.Marshal(datas)
//.........这里部分代码省略.........

func (q *Query) Exec(in toolkit.M) error {
	setting, e := q.prepare(in)
	commandType := setting["commandtype"].(string)
	//toolkit.Printf("Command type: %s\n", commandType)
	if e != nil {
		return err.Error(packageName, modQuery, "Exec: "+commandType, e.Error())
	}

	if setting.GetString("commandtype") == dbox.QueryPartSelect {
		return err.Error(packageName, modQuery, "Exec: "+commandType, "Exec is not working with select command, please use .Cursor instead")
	}

	q.Lock()
	defer q.Unlock()

	var dataM toolkit.M
	var dataMs []toolkit.M

	hasData := in.Has("data")
	dataIsSlice := false
	data := in.Get("data")
	if toolkit.IsSlice(data) {
		dataIsSlice = true
		e = toolkit.Unjson(toolkit.Jsonify(data), dataMs)
		if e != nil {
			return err.Error(packageName, modQuery, "Exec: "+commandType, "Data encoding error: "+e.Error())
		}
	} else {
		dataM, e = toolkit.ToM(data)
		dataMs = append(dataMs, dataM)
		if e != nil {
			return err.Error(packageName, modQuery, "Exec: "+commandType, "Data encoding error: "+e.Error())
		}
	}

	hasWhere := setting.Has("where")
	where := setting.Get("where", []*dbox.Filter{}).([]*dbox.Filter)
	if hasWhere && len(where) == 0 {
		inWhere := in.Get("where")
		if inWhere == nil {
			hasWhere = false
			where = nil
		} else {
			if !toolkit.IsSlice(inWhere) {
				where = append(where, inWhere.(*dbox.Filter))
			} else {
				where = inWhere.([]*dbox.Filter)
			}
		}
	}

	if hasData && hasWhere == false && toolkit.HasMember([]interface{}{dbox.QueryPartInsert, dbox.QueryPartDelete,
		dbox.QueryPartUpdate, dbox.QueryPartSave}, commandType) {
		hasWhere = true
		//toolkit.Println("check where")
		if toolkit.IsSlice(data) {
			ids := []interface{}{}
			idField := ""
			if idField == "" {
				return err.Error(packageName, modQuery, "Exec: "+commandType, "Data send is a slice, but its element has no ID")
			}
			dataCount := toolkit.SliceLen(data)
			for i := 0; i < dataCount; i++ {
				dataI := toolkit.SliceItem(data, i)
				if i == 0 {
					idField = toolkit.IdField(dataI)
				}
				ids = append(ids, toolkit.Id(dataI))
			}
			where = []*dbox.Filter{dbox.In(idField, ids)}
		} else {
			idfield := "_id"
			id := toolkit.Id(data)
			if !toolkit.IsNilOrEmpty(id) {
				where = []*dbox.Filter{dbox.Eq(idfield, id)}
			} else {
				where = nil
				hasWhere = false
			}
		}
	}
	/*
		toolkit.Printf("CommandType: %s HasData: %v HasWhere: %v Where: %s\n",
			commandType, hasData, hasWhere, toolkit.JsonString(where))
	*/
	e = q.openFile(commandType)
	//toolkit.Printf(commandType+" Open File, found record: %d\nData:%s\n", len(q.data), toolkit.JsonString(q.data))
	if e != nil {
		return err.Error(packageName, modQuery, "Exec: "+commandType, e.Error())
	}

	var indexes []interface{}
	if hasWhere && commandType != dbox.QueryPartInsert {
		whereIndex := dbox.Find(q.data, where)
		indexes = toolkit.ToInterfaceArray(&whereIndex)
		//toolkit.Printf("Where Index: %s Index:%s\n", toolkit.JsonString(whereIndex), toolkit.JsonString(indexes))
	}
	if commandType == dbox.QueryPartInsert {
		if !hasData {
			return err.Error(packageName, modQuery, "Exec: "+commandType, "Data is empty")
//.........这里部分代码省略.........

func (q *Query) Exec(parm toolkit.M) error {
	var (
		e                    error
		updatedValue, dataMs []toolkit.M
		dataM                toolkit.M
	)

	filters, e := q.Filters(parm)
	if e != nil {
		return errorlib.Error(packageName, modQuery, "Exec", e.Error())
	}

	if parm == nil {
		parm = toolkit.M{}
	}

	data := parm.Get("data", nil)
	filePath := q.Connection().(*Connection).filePath
	commandType := filters.Get("cmdType").(string)
	hasWhere := filters.Has("where")
	hasCmdType := toolkit.M{}
	hasData := parm.Has("data")
	getWhere := filters.Get("where", []*dbox.Filter{}).([]*dbox.Filter)
	dataIsSlice := toolkit.IsSlice(data)
	if dataIsSlice {
		e = toolkit.Unjson(toolkit.Jsonify(data), &dataMs)
		if e != nil {
			return errorlib.Error(packageName, modQuery, "Exec: "+commandType, "Data encoding error: "+e.Error())
		}
		for _, v := range dataMs {
			id := toolkit.Id(v)
			idF := toolkit.IdField(v)

			if toolkit.IsNilOrEmpty(id) {
				return errorlib.Error(packageName, modCursor+".Exec", commandType, "Unable to find ID in slice data")
			} else {
				getWhere = []*dbox.Filter{dbox.Eq(idF, id)}
			}
		}
	} else {
		dataM, e = toolkit.ToM(data)
		if e != nil {
			return errorlib.Error(packageName, modQuery, "Exec: "+commandType, "Unable to Map, error: "+e.Error())
		}

		id := toolkit.Id(dataM)
		if !toolkit.IsNilOrEmpty(id) {
			getWhere = []*dbox.Filter{dbox.Eq(toolkit.IdField(dataM), id)}
		}
	}

	var dataMaps []toolkit.M
	q.ReadFile(&dataMaps, filePath)

	if commandType == dbox.QueryPartInsert {
		hasCmdType.Set("hasInsert", true)

		if !hasData {
			return errorlib.Error(packageName, modCursor+".Exec", commandType, "Sorry data not found!, unable to insert data")
		}

		result := dbox.Find(dataMaps, getWhere)
		if len(result) > 0 {
			return errorlib.Error(packageName, modCursor+".Exec", commandType, "ID already exist, unable insert data ")
		}

		if dataIsSlice {
			var sliceData []toolkit.M
			for _, v := range dataMs {
				sliceData = finUpdateObj(dataMaps, v, "insert")
			}
			updatedValue = sliceData
		} else {
			updatedValue = finUpdateObj(dataMaps, dataM, "insert")
		}
	} else if commandType == dbox.QueryPartUpdate {
		hasCmdType.Set("hasUpdate", true)

		if !hasData {
			return errorlib.Error(packageName, modCursor+".Exec", commandType, "Sorry data not found!, unable to update data")
		}

		if hasWhere {
			var indexes []interface{}
			whereIndex := dbox.Find(dataMaps, getWhere)
			indexes = toolkit.ToInterfaceArray(&whereIndex)
			// toolkit.Printf("whereIndex>%v indexes%v\n", whereIndex, indexes)

			var dataUpdate toolkit.M
			var updateDataIndex int
			isDataSlice := toolkit.IsSlice(data)
			if isDataSlice == false {
				isDataSlice = false
				data, e = toolkit.ToM(data)
				if e != nil {
					return errorlib.Error(packageName, modQuery, "Exec: "+commandType, "Serde data fail"+e.Error())
				}

				e = toolkit.Serde(data, &dataUpdate, "")
				if e != nil {
//.........这里部分代码省略.........