knowledgeBase/rpc/knowledge/internal/logic/recommendanswerlogic.go

package logic

import (
	cm "app.yhyue.com/moapp/jybase/common"
	elastic "app.yhyue.com/moapp/jybase/esv1"
	"context"
	"encoding/json"
	"github.com/zeromicro/go-zero/core/logx"
	. "knowledgeBase/rpc/knowledge/init"
	"knowledgeBase/rpc/knowledge/internal/svc"
	"knowledgeBase/rpc/knowledge/knowledge"
	"knowledgeBase/rpc/knowledge/knowledgeclient"
	"knowledgeBase/rpc/knowledge/util"
	"log"
	"strconv"
	"strings"
)

type RecommendAnswerLogic struct {
	ctx    context.Context
	svcCtx *svc.ServiceContext
	logx.Logger
}

func NewRecommendAnswerLogic(ctx context.Context, svcCtx *svc.ServiceContext) *RecommendAnswerLogic {
	return &RecommendAnswerLogic{
		ctx:    ctx,
		svcCtx: svcCtx,
		Logger: logx.WithContext(ctx),
	}
}

func (l *RecommendAnswerLogic) RecommendAnswer(in *knowledgeclient.FindAnswerReq) (*knowledgeclient.RecommendAnswerResp, error) {
	var knowledges []*knowledge.Question
	//根据问题进行分词
	kwResp := util.HttpDo(in.Question)
	var kwMap []map[string]interface{}
	err := json.Unmarshal([]byte(kwResp), &kwMap)
	if err != nil {
		log.Println("推荐答案获取分词解码出错", err)
		return nil, err
	}
	var keyWords = ""
	if kwMap != nil && len(kwMap) > 0 {
		for k, v := range kwMap {
			if strings.Contains(v["nature"].(string), "n") && len(v["word"].(string)) > 3 {
				if k > 0 && len(keyWords) > 1 {
					keyWords += " "
				}
				keyWords += v["word"].(string)
			}
		}
	}
	//fmt.Println("关键字：", kws)
	var searchField = `"_id","answer","questions"`
	if keyWords != "" {
		var query = util.DSL4SearchByKwsOrid(keyWords, strconv.Itoa(int(in.TenantId)))
		res := elastic.GetAllByNgram(C.Es.Index, C.Es.Type, query, "", "", searchField, 0, 3, 0, false)
		//log.Println("link_obj:", link_obj)
		if res != nil && len(*res) > 0 {
			for _, val := range *res {
				knowledges = append(knowledges, &knowledge.Question{
					XId:      cm.ObjToString(val["_id"]),
					Question: cm.ObjToString(val["question"]),
					Answer:   cm.ObjToString(val["answer"]),
				})
			}
		}
	}

	return &knowledgeclient.RecommendAnswerResp{
		ErrorCode: 0,
		ErrorMsg:  "请求成功",
		Data:      knowledges,
	}, nil
}