增加获取北京交易所股票列表,通达信好像没有北交所股票列表

example/GetBjCodes/main.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+	"github.com/injoyai/logs"
+	"github.com/injoyai/tdx/extend"
+)
+
+func main() {
+	ls, err := extend.GetBjCodes()
+	if err != nil {
+		logs.Err(err)
+		return
+	}
+	for _, v := range ls {
+		logs.Debug(v)
+	}
+	logs.Debug("总数量:", len(ls))
+}

extend/codes_bj.go

@@ -0,0 +1,102 @@
+package extend
+
+import (
+	"bytes"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/injoyai/conv"
+	"io"
+	"net/http"
+	"strings"
+	"time"
+)
+
+const (
+	// UrlBjCodes 最后跟的是时间戳(ms),但是随便什么时间戳都能请求成功
+	UrlBjCodes = "https://www.bse.cn/nqhqController/nqhq_en.do?callback=jQuery3710848510589806625_%d"
+)
+
+func GetBjCodes() ([]*BjCode, error) {
+	list := []*BjCode(nil)
+	//这个200预防下bug,除非北京上市公司有4000个
+	for page := 0; page < 200; page++ {
+		ls, done, err := getBjCodes(page)
+		if err != nil {
+			return nil, err
+		}
+
+		list = append(list, ls...)
+		if done {
+			break
+		}
+		<-time.After(time.Millisecond * 100)
+	}
+	return list, nil
+}
+
+func getBjCodes(page int) (_ []*BjCode, last bool, err error) {
+
+	url := fmt.Sprintf(UrlBjCodes, time.Now().UnixMilli())
+
+	bodyStr := "page=" + conv.String(page) + "&type_en=%5B%22B%22%5D&sortfield=hqcjsl&sorttype=desc&xxfcbj_en=%5B2%5D&zqdm="
+
+	req, err := http.NewRequest(http.MethodPost, url, strings.NewReader(bodyStr))
+	if err != nil {
+		return nil, false, err
+	}
+	req.Header.Set("X-Requested-With", "XMLHttpRequest")
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8")
+	req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.39 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36")
+
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return nil, false, err
+	}
+	defer resp.Body.Close()
+
+	bs, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, false, err
+	}
+
+	//处理数据
+	i := bytes.IndexByte(bs, '(')
+	if len(bs) < 1 || len(bs) <= i {
+		return nil, false, errors.New("未知错误: " + string(bs))
+	}
+
+	bs = bs[i+1 : len(bs)-1]
+
+	ls := []*BjCodes(nil)
+	err = json.Unmarshal(bs, &ls)
+	if err != nil {
+		return nil, false, err
+	}
+
+	if len(ls) == 0 {
+		return nil, false, errors.New("未知错误: " + string(bs))
+	}
+
+	return ls[0].Data, ls[0].LastPage, nil
+}
+
+type BjCodes struct {
+	Data        []*BjCode `json:"content"`
+	TotalNumber int       `json:"totalElements"`
+	TotalPage   int       `json:"totalPages"`
+	LastPage    bool      `json:"lastPage"`
+}
+
+type BjCode struct {
+	Date      string  `json:"hqjsrq"` //日期
+	Code      string  `json:"hqzqdm"` //代码
+	Name      string  `json:"hqzqjc"` //名称
+	LastClose float64 `json:"hqzrsp"` //前一天收盘价
+	Open      float64 `json:"hqjrkp"` //开盘价
+	High      float64 `json:"hqzgcj"` //最高价
+	Low       float64 `json:"hqzdcj"` //最低价
+	Last      float64 `json:"hqzjcj"` //最新价/收盘价
+	Volume    int     `json:"hqcjsl"` //成交量,股
+	Amount    float64 `json:"hqcjje"` //成交额,元
+}