400 lines
13 KiB
Go
400 lines
13 KiB
Go
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package service
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import (
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"context"
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"customer-server/consts/account"
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"customer-server/consts/public"
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"customer-server/consts/scriptedSpeech"
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"customer-server/dao"
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"customer-server/model/dto"
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"customer-server/model/entity"
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"encoding/json"
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"fmt"
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"slices"
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"strings"
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"time"
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"gitea.com/red-future/common/beans"
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"gitea.com/red-future/common/http"
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"gitea.com/red-future/common/jaeger"
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"gitea.com/red-future/common/utils"
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gmq "github.com/bjang03/gmq/core/gmq"
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"github.com/bjang03/gmq/mq"
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"github.com/bjang03/gmq/types"
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"github.com/gogf/gf/v2/encoding/gjson"
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"github.com/gogf/gf/v2/frame/g"
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"github.com/gogf/gf/v2/util/gconv"
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)
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var SessionToolService = new(sessionToolService)
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type sessionToolService struct{}
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func (s *sessionToolService) PushOpeningRemark(ctx context.Context, userId string, accountInfo *dto.AccountVO, headers map[string]string) (content string, err error) {
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content = ""
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var sceneType = scriptedSpeech.SceneTypeOpeningRemark
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var key = fmt.Sprintf("account:%s:%s:%s", accountInfo.AccountCode, account.GetDescByCode(accountInfo.Platform), userId)
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get, err := g.Redis().Get(ctx, key)
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if err != nil {
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return
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}
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if g.IsEmpty(get) {
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// 构建开场白内容
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if len(accountInfo.DatasetIds) > 1 {
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var datasetInfo *dto.RagListDatasetRes
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datasetInfo, err = SessionToolService.GetDatasetInfo(ctx, accountInfo.DatasetIds, headers)
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if err != nil {
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return
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}
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if g.IsEmpty(datasetInfo) {
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err = fmt.Errorf("数据集不存在")
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return
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}
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var datasetDescriptions []string
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for _, dataset := range datasetInfo.List {
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datasetDescriptions = append(datasetDescriptions, dataset.Name)
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}
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content = SessionToolService.BuildMenuContent(accountInfo.Greeting, datasetDescriptions, len(accountInfo.DatasetIds))
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} else {
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content = SessionToolService.BuildMenuContent(accountInfo.Greeting, accountInfo.KeywordOption, len(accountInfo.DatasetIds))
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}
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err = s.pushDelayMsg(ctx, key, sceneType.Code(), sceneType.Desc(), accountInfo.DatasetIds)
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if err != nil {
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return
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}
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}
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return
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}
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func (s *sessionToolService) PushDialog(ctx context.Context, userId string, questionContent string, accountInfo *dto.AccountVO, headers map[string]string) (content string, err error) {
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sceneType := scriptedSpeech.SceneTypeDialog
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// 删除延迟消息
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//err = s.DeleteDelayMsg(ctx)
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//if err != nil {
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// return nil, err
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//}
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content = ""
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var key = fmt.Sprintf("account:%s:%s:%s", accountInfo.AccountCode, account.GetDescByCode(accountInfo.Platform), userId)
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get, err := g.Redis().Get(ctx, key)
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if err != nil {
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return
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}
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if !g.IsEmpty(get) {
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// 获取用户对话上下文
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var history []*dto.Message
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history, err = SessionToolService.GetUserHistory(ctx, userId)
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if err != nil {
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err = fmt.Errorf("获取用户对话上下文失败: %w", err)
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return
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}
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// 获取用户对话记录
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var accountUserDialog *entity.AccountUserDialog
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accountUserDialog, err = dao.AccountUserDialog.Get(ctx, &dto.GetAccountUserDialogReq{
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AccountId: accountInfo.Id,
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UserId: userId,
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})
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if err != nil {
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err = fmt.Errorf("获取用户对话记录失败: %w", err)
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return
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}
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if g.IsEmpty(accountUserDialog.Id) {
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// 保存用户对话记录
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if _, err = dao.AccountUserDialog.Insert(ctx, &dto.AddAccountUserDialogReq{
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AccountId: accountInfo.Id,
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UserId: userId,
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DialogCount: 1,
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}); err != nil {
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err = fmt.Errorf("保存用户对话记录失败: %w", err)
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return
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}
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} else {
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if accountUserDialog.DialogCount >= g.Cfg().MustGet(ctx, "card.triggerCount").Int64() {
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// TODO 替换为实际卡片发送逻辑
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content = "请加一下卡片的联系方式,进行更专业的咨询"
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sceneType = scriptedSpeech.SceneTypeCardSend
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if _, err = SessionToolService.ClearUserHistory(ctx, userId); err != nil {
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err = fmt.Errorf("清除用户对话上下文失败: %w", err)
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return
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}
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} else {
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// 更新用户对话记录
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if _, err = dao.AccountUserDialog.Update(ctx, &dto.UpdateAccountUserDialogReq{
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Id: accountUserDialog.Id,
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DialogCount: 1,
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}); err != nil {
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return
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}
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}
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}
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if sceneType.Code() != scriptedSpeech.SceneTypeCardSend.Code() {
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// 通过HTTP调用rag服务的RAG查询接口
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var ragQuery *dto.RagQueryRes
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ragQuery, err = SessionToolService.GetRagQuery(ctx, questionContent, accountInfo.DatasetIds, history, headers)
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if err != nil {
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err = fmt.Errorf("调用rag服务的RAG查询接口失败: %w", err)
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return
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}
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content = ragQuery.Answer
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// 保存用户对话上下文
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err = SessionToolService.SaveUserHistory(ctx, userId, []*dto.Message{
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{Role: "user", Content: questionContent},
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{Role: "assistant", Content: content},
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})
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if err != nil {
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err = fmt.Errorf("保存用户对话上下文失败: %w", err)
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return
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}
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}
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err = s.pushDelayMsg(ctx, key, sceneType.Code(), sceneType.Desc(), accountInfo.DatasetIds)
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if err != nil {
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return
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}
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}
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return
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}
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func (s *sessionToolService) pushDelayMsg(ctx context.Context, key string, sceneTypeCode scriptedSpeech.SceneType, sceneTypeDesc string, datasetIds []int64) (err error) {
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err = g.Redis().SetEX(ctx, key, sceneTypeDesc, gconv.Int64(10*time.Second))
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if err != nil {
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return err
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}
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// 获取追问话术内容
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var msg string
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if len(datasetIds) == 1 {
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scriptedSpeechInfo, err := SessionToolService.GetScriptedSpeechContent(ctx, datasetIds[0], sceneTypeCode)
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if err != nil {
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return fmt.Errorf("获取追问话术内容失败: %w", err)
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}
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if g.IsEmpty(scriptedSpeechInfo) {
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if sceneTypeCode == scriptedSpeech.SceneTypeOpeningRemark.Code() {
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msg = "宝子，刚才给您发的信息您有看到吗？有任何问题都能直接问我，加微信也能更方便沟通～"
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} else if sceneTypeCode == scriptedSpeech.SceneTypeDialog.Code() {
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msg = "看您暂时没回复，是不是还有什么疑问？加微信我详细给您说明～"
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} else if sceneTypeCode == scriptedSpeech.SceneTypeCardSend.Code() {
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msg = "宝子，加上没～要及时加哦，不然卡片容易失效哒✨"
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}
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}
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msg = scriptedSpeechInfo.QuestionContent
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} else {
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msg = "宝子，刚才给您发的信息您有看到吗？有任何问题都能直接问我，加微信也能更方便沟通～"
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}
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var msgMap = map[string]string{
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"key": key,
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"data": msg,
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}
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err = gmq.GetGmq(public.GmqMsgPluginsName).GmqPublishDelay(ctx, &mq.NatsPubDelayMessage{
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PubDelayMessage: types.PubDelayMessage{
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PubMessage: types.PubMessage{
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Topic: public.AccountFollowupTopic,
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Data: msgMap,
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},
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DelaySeconds: 60,
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},
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})
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return
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}
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// GetAccountInfo 获取客服账号信息
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func (s *sessionToolService) GetAccountInfo(ctx context.Context, accountCode string) (res *dto.AccountVO, err error) {
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r, err := dao.Account.GetByAccountCode(ctx, &dto.GetByAccountCodeReq{
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AccountCode: accountCode,
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})
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if err != nil {
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return nil, fmt.Errorf("获取客服账号信息失败: %w", err)
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}
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err = gconv.Struct(r, &res)
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return
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}
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// SetUserInfo 设置用户信息
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func (s *sessionToolService) SetUserInfo(ctx context.Context, creator string, tenantId uint64) (headers map[string]string, err error) {
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// 创建完整的用户信息
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userInfo := &beans.User{
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UserName: creator,
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TenantId: tenantId,
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}
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ctx = context.WithValue(ctx, "user", *userInfo)
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// 提取并保存请求头（在连接升级前）
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headers = make(map[string]string)
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// 提取其他headers
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if r := g.RequestFromCtx(ctx); r != nil {
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for k, v := range r.Request.Header {
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if len(v) > 0 {
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headers[k] = v[0]
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}
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}
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}
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// 将完整用户信息序列化为JSON，放到X-User-Info请求头
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userInfoJson, err := gjson.Encode(userInfo)
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if err != nil {
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return nil, fmt.Errorf("用户信息序列化失败: %w", err)
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}
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headers["X-User-Info"] = string(userInfoJson)
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return
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}
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// GetDatasetInfo 获取数据集信息
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func (s *sessionToolService) GetDatasetInfo(ctx context.Context, datasetIds []int64, headers map[string]string) (res *dto.RagListDatasetRes, err error) {
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// 通过HTTP调用rag服务的关键词查询接口
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res = &dto.RagListDatasetRes{}
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if err = http.Get(ctx, "rag/dataset/list", headers, &res, &dto.RagListDatasetReq{
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Ids: datasetIds,
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}); err != nil {
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return nil, fmt.Errorf("获取数据集信息失败: %w", err)
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}
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return
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}
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// BuildMenuContent 生成菜单话术内容
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func (s *sessionToolService) BuildMenuContent(greeting string, options []string, datasetCount int) string {
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var sb strings.Builder
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// 问候语
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if datasetCount > 1 {
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greeting = "您好，很高兴为您服务！请问咨询什么方面问题？"
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} else {
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if greeting == "" {
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greeting = "您好，很高兴为您服务！请问有什么可以帮您？"
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}
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}
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sb.WriteString(greeting)
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sb.WriteByte('\n')
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// 拼接选项 1、xx 2、xx...
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for i, opt := range options {
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sb.WriteString(fmt.Sprintf("%d、%s\n", i+1, opt))
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if i == len(options)-1 {
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sb.WriteString(fmt.Sprintf("%s\n", "💗回复数字就好~"))
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}
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}
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// 固定结尾
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sb.WriteString("🌟也可直接点击下方咨询专业老师~")
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return sb.String()
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}
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// GetScriptedSpeechContent 获取话术内容
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func (s *sessionToolService) GetScriptedSpeechContent(ctx context.Context, datasetId int64, sceneType scriptedSpeech.SceneType) (res *dto.ScriptedSpeechVO, err error) {
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r, err := dao.ScriptedSpeech.GetByDatasetIdAndSceneType(ctx, &dto.ListScriptedSpeechReq{
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DatasetId: datasetId,
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SceneType: sceneType,
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})
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if err != nil {
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return
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}
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err = gconv.Struct(r, &res)
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return
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}
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// GetRagQuery 获取rag查询结果
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func (s *sessionToolService) GetRagQuery(ctx context.Context, questionContent string, datasetIds []int64, history []*dto.Message, headers map[string]string) (res *dto.RagQueryRes, err error) {
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resp := new(dto.RagQueryRes)
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if err = http.Post(ctx, "rag/document/vector/ragQuery", headers, &resp, &dto.RagQueryReq{
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Content: questionContent,
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DatasetIds: datasetIds,
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History: history,
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TopK: 5,
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}); err != nil {
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return
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}
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return resp, nil
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}
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// SaveUserHistory 保存用户对话历史到Redis
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func (s *sessionToolService) SaveUserHistory(ctx context.Context, userKey string, newMessages []*dto.Message) (err error) {
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key := fmt.Sprintf(public.AccountDialogKeyUserId, userKey)
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// 1. 先读旧历史
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var oldMessages []*dto.Message
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oldMessages, err = s.GetUserHistory(ctx, key)
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if err != nil {
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return err
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}
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// 2. 合并
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allMessages := append(oldMessages, newMessages...)
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// 3. 限制长度（保留最新 N 轮）
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maxMsgCount := 2 * g.Cfg().MustGet(ctx, "history.contextLimit", 5).Int()
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|||
|
|
if len(allMessages) > maxMsgCount {
|
|||
|
|
allMessages = allMessages[len(allMessages)-maxMsgCount:]
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 4. 存回Redis
|
|||
|
|
data, err := json.Marshal(allMessages)
|
|||
|
|
if err != nil {
|
|||
|
|
return err
|
|||
|
|
}
|
|||
|
|
return g.Redis().SetEX(ctx, key, data, gconv.Int64(15*time.Second))
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// GetUserHistory 从Redis获取用户历史
|
|||
|
|
func (s *sessionToolService) GetUserHistory(ctx context.Context, key string) ([]*dto.Message, error) {
|
|||
|
|
data, err := g.Redis().Get(ctx, key)
|
|||
|
|
if err != nil || data.IsEmpty() {
|
|||
|
|
return []*dto.Message{}, nil
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var messages []*dto.Message
|
|||
|
|
if err = json.Unmarshal(data.Bytes(), &messages); err != nil {
|
|||
|
|
return []*dto.Message{}, err
|
|||
|
|
}
|
|||
|
|
return messages, nil
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// ClearUserHistory 清空历史（可选）
|
|||
|
|
func (s *sessionToolService) ClearUserHistory(ctx context.Context, userKey string) (int64, error) {
|
|||
|
|
key := fmt.Sprintf(public.AccountDialogKeyUserId, userKey)
|
|||
|
|
return g.Redis().Del(ctx, key)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// getDatasetIdsByKeywords 通过关键词查询数据集ID
|
|||
|
|
func (s *sessionToolService) getDatasetIdsByKeywords(ctx context.Context, content string, headers map[string]string) (res []int64, err error) {
|
|||
|
|
// 1. 提取关键词
|
|||
|
|
keywords := s.extractKeywords(content)
|
|||
|
|
g.Log().Infof(ctx, "提取关键词: %v", keywords)
|
|||
|
|
|
|||
|
|
// 通过HTTP调用rag服务的关键词查询接口
|
|||
|
|
respKeyword := &dto.RAGListKeywordRes{}
|
|||
|
|
if err = http.Get(ctx, "rag/keyword/listKeyword", headers, &respKeyword, &dto.RAGListKeywordReq{
|
|||
|
|
Words: keywords,
|
|||
|
|
}); err != nil {
|
|||
|
|
jaeger.RecordError(ctx, err, "RAG查询关键词失败")
|
|||
|
|
g.Log().Errorf(ctx, "RAG查询关键词失败: %v", err)
|
|||
|
|
return
|
|||
|
|
}
|
|||
|
|
var datasetIds []int64
|
|||
|
|
for _, v := range respKeyword.List {
|
|||
|
|
if !slices.Contains(datasetIds, v.DatasetId) {
|
|||
|
|
datasetIds = append(datasetIds, v.DatasetId)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
return datasetIds, nil
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// extractKeywords 提取关键词
|
|||
|
|
func (s *sessionToolService) extractKeywords(text string) []string {
|
|||
|
|
if text == "" {
|
|||
|
|
return []string{}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 使用gse分词工具提取关键词
|
|||
|
|
keywords := utils.GseTool.Extract(text, 5)
|
|||
|
|
|
|||
|
|
words := make([]string, 0, len(keywords))
|
|||
|
|
for _, kw := range keywords {
|
|||
|
|
if kw.Word != "" {
|
|||
|
|
words = append(words, kw.Word)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 如果没有提取到关键词，使用分词结果
|
|||
|
|
if len(words) == 0 {
|
|||
|
|
words = utils.GseTool.Cut(text)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return words
|
|||
|
|
}
|