Files
xiaohongshu-mcp/xiaohongshu/feed_detail.go
zy df623caf18 fix get data panic (#244)
* fix: 修复 data 获取时的循环引用错误
2025-10-16 23:00:57 +08:00

75 lines
1.9 KiB
Go

package xiaohongshu
import (
"context"
"encoding/json"
"fmt"
"time"
"github.com/go-rod/rod"
"github.com/sirupsen/logrus"
"github.com/xpzouying/xiaohongshu-mcp/errors"
)
// FeedDetailAction 表示 Feed 详情页动作
type FeedDetailAction struct {
page *rod.Page
}
// NewFeedDetailAction 创建 Feed 详情页动作
func NewFeedDetailAction(page *rod.Page) *FeedDetailAction {
return &FeedDetailAction{page: page}
}
// GetFeedDetail 获取 Feed 详情页数据
func (f *FeedDetailAction) GetFeedDetail(ctx context.Context, feedID, xsecToken string) (*FeedDetailResponse, error) {
page := f.page.Context(ctx).Timeout(60 * time.Second)
// 构建详情页 URL
url := makeFeedDetailURL(feedID, xsecToken)
logrus.Infof("打开 feed 详情页: %s", url)
// 导航到详情页
page.MustNavigate(url)
page.MustWaitDOMStable()
time.Sleep(1 * time.Second)
result := page.MustEval(`() => {
if (window.__INITIAL_STATE__ &&
window.__INITIAL_STATE__.note &&
window.__INITIAL_STATE__.note.noteDetailMap) {
const noteDetailMap = window.__INITIAL_STATE__.note.noteDetailMap;
return JSON.stringify(noteDetailMap);
}
return "";
}`).String()
if result == "" {
return nil, errors.ErrNoFeedDetail
}
var noteDetailMap map[string]struct {
Note FeedDetail `json:"note"`
Comments CommentList `json:"comments"`
}
if err := json.Unmarshal([]byte(result), &noteDetailMap); err != nil {
return nil, fmt.Errorf("failed to unmarshal noteDetailMap: %w", err)
}
noteDetail, exists := noteDetailMap[feedID]
if !exists {
return nil, fmt.Errorf("feed %s not found in noteDetailMap", feedID)
}
return &FeedDetailResponse{
Note: noteDetail.Note,
Comments: noteDetail.Comments,
}, nil
}
func makeFeedDetailURL(feedID, xsecToken string) string {
return fmt.Sprintf("https://www.xiaohongshu.com/explore/%s?xsec_token=%s&xsec_source=pc_feed", feedID, xsecToken)
}