feat(stock):增加股票搜索结果数量并优化搜索条件

- 将随机返回的股票数量从5-10支增加到5-20支
- 更新测试用例中的搜索关键词，提高筛选条件准确性
- 调整搜索逻辑以适应新的数据范围和质量要求

backend/agent/tools/choice_stock_by_indicators_tool.go

@@ -4,11 +4,12 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
+	"go-stock/backend/data"
+
 	"github.com/cloudwego/eino/components/tool"
 	"github.com/cloudwego/eino/schema"
 	"github.com/duke-git/lancet/v2/convertor"
 	"github.com/duke-git/lancet/v2/random"
-	"go-stock/backend/data"
 )
 
 // @Author spark
@@ -55,7 +56,7 @@ func (c ChoiceStockByIndicators) InvokableRun(ctx context.Context, argumentsInJS
 	}
 	content := "无符合条件的数据"
 	words := parms["words"].(string)
-	res := data.NewSearchStockApi(words).SearchStock(random.RandInt(5, 10))
+	res := data.NewSearchStockApi(words).SearchStock(random.RandInt(5, 20))
 	if convertor.ToString(res["code"]) == "100" {
 		resData := res["data"].(map[string]any)
 		result := resData["result"].(map[string]any)

backend/data/openai_api.go

@@ -1155,7 +1155,7 @@ func AskAiWithTools(o *OpenAi, err error, messages []map[string]interface{}, ch
 								}
 
 								content := "无符合条件的数据"
-								res := NewSearchStockApi(words).SearchStock(random.RandInt(5, 10))
+								res := NewSearchStockApi(words).SearchStock(random.RandInt(5, 20))
 								if convertor.ToString(res["code"]) == "100" {
 									resData := res["data"].(map[string]any)
 									result := resData["result"].(map[string]any)

backend/data/search_stock_api.go

@@ -3,9 +3,10 @@ package data
 import (
 	"encoding/json"
 	"fmt"
-	"github.com/go-resty/resty/v2"
 	"go-stock/backend/logger"
 	"time"
+
+	"github.com/go-resty/resty/v2"
 )
 
 // @Author spark
@@ -25,25 +26,25 @@ func (s SearchStockApi) SearchStock(pageSize int) map[string]any {
 		SetHeader("Host", "np-tjxg-g.eastmoney.com").
 		SetHeader("Origin", "https://xuangu.eastmoney.com").
 		SetHeader("Referer", "https://xuangu.eastmoney.com/").
-		SetHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:140.0) Gecko/20100101 Firefox/140.0").
+		SetHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:145.0) Gecko/20100101 Firefox/145.0").
 		SetHeader("Content-Type", "application/json").
 		SetBody(fmt.Sprintf(`{
 				"keyWord": "%s",
 				"pageSize": %d,
 				"pageNo": 1,
-				"fingerprint": "e38b5faabf9378c8238e57219f0ebc9b",
+				"fingerprint": "02efa8944b1f90fbfe050e1e695a480d",
 				"gids": [],
 				"matchWord": "",
-				"timestamp": "1751113883290349",
+				"timestamp": "%d",
 				"shareToGuba": false,
-				"requestId": "8xTWgCDAjvQ5lmvz5mDA3Ydk2AE4yoiJ1751113883290",
+				"requestId": "RMd3Y76AJI98axPvdhdbKvbBDVwLlUK61761559950168",
 				"needCorrect": true,
 				"removedConditionIdList": [],
-				"xcId": "xc0af28549ab330013ed",
+				"xcId": "xc0d61279aad33008260",
 				"ownSelectAll": false,
 				"dxInfo": [],
 				"extraCondition": ""
-				}`, s.words, pageSize)).Post(url)
+				}`, s.words, pageSize, time.Now().Unix())).Post(url)
 	if err != nil {
 		logger.SugaredLogger.Errorf("SearchStock-err:%+v", err)
 		return map[string]any{}

backend/data/search_stock_api_test.go

@@ -2,16 +2,18 @@ package data
 
 import (
 	"encoding/json"
-	"github.com/duke-git/lancet/v2/convertor"
 	"go-stock/backend/db"
 	"go-stock/backend/logger"
 	"testing"
+
+	"github.com/duke-git/lancet/v2/convertor"
 )
 
 func TestSearchStock(t *testing.T) {
 	db.Init("../../data/stock.db")
 
-	res := NewSearchStockApi("算力股;净利润连续3年增长").SearchStock(10)
+	res := NewSearchStockApi("量比大于2，基本面优秀，2025年三季报已披露，主力连续3日净流入，非创业板非科创板非ST").SearchStock(20)
+	logger.SugaredLogger.Infof("res:%+v", res)
 	data := res["data"].(map[string]any)
 	result := data["result"].(map[string]any)
 	dataList := result["dataList"].([]any)