feat: 记录删除与筛选、用户侧内容删除、AI 聊天历史
修复雪花 ID 精度丢失(真 bug) - bottom-sheet 的 postId 声明为 Number,而 ID 是 18 位雪花字符串, 超出 JS 安全整数范围:339346584095428608 会被转成 ...600, 评论弹层实际查的是不存在的帖子。改为 String 记录 - 后端 DELETE /records/:id 早已就绪但前端从未调用,记错了删不掉。 时间轴支持长按删除 - 时间轴加类型筛选(体重/便便/饮食/异常/用药/疫苗/消费/照片), 后端 ?type= 本就支持 用户侧内容删除(UGC 合规:用户应能删除自己发布的内容) - 新增 DELETE /posts/:id 与 DELETE /comments/:id,仅限本人, 越权返回 40300;帖子软删除,评论删除同步递减 comment_count - 评论列表返回 is_self;社区长按自己的帖子、长按自己的评论可删 AI 聊天历史 - ai_messages 一直在写但没有查询接口,每次打开弹层都是空白。 新增 GET /api/ai/messages,弹层打开时接在开场白后加载 Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
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@@ -29,3 +29,23 @@ func (s *Service) AIChat(userID string, petID *string, session, text string) (st
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func (s *Service) Upload(objectName string, reader io.Reader, size int64, contentType string) (string, error) {
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return s.storage.Upload(objectName, reader, size, contentType)
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}
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// ListAIMessages 取当前用户的聊天历史(按会话,默认最近 N 条,返回时间正序)
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func (s *Service) ListAIMessages(userID, session string, limit int) ([]model.AIMessage, error) {
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if limit <= 0 || limit > 100 {
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limit = 30
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}
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q := s.db.Where("user_id = ?", userID)
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if session != "" {
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q = q.Where("session = ?", session)
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}
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var msgs []model.AIMessage
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if err := q.Order("id desc").Limit(limit).Find(&msgs).Error; err != nil {
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return nil, err
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}
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// 反转成时间正序,前端直接按顺序渲染
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for i, j := 0, len(msgs)-1; i < j; i, j = i+1, j-1 {
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msgs[i], msgs[j] = msgs[j], msgs[i]
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}
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return msgs, nil
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}
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@@ -192,7 +192,7 @@ func (s *Service) postLikeCount(postID string) (int, error) {
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}
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// ListComments 评论分页
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func (s *Service) ListComments(postID string, offset, limit int) ([]model.Comment, int64, error) {
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func (s *Service) ListComments(userID, postID string, offset, limit int) ([]model.Comment, int64, error) {
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q := s.db.Model(&model.Comment{}).Where("post_id = ? AND status = ?", postID, "published")
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var total int64
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if err := q.Count(&total).Error; err != nil {
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@@ -202,6 +202,9 @@ func (s *Service) ListComments(postID string, offset, limit int) ([]model.Commen
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if err := q.Order("id desc").Offset(offset).Limit(limit).Find(&comments).Error; err != nil {
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return nil, 0, err
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}
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for i := range comments {
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comments[i].IsSelf = comments[i].UserID == userID
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}
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return comments, total, nil
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}
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@@ -227,3 +230,38 @@ func (s *Service) CreateComment(userID, postID string, content string) (*model.C
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}
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return &comment, nil
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}
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// DeleteOwnPost 用户删除自己的帖子(软删除,保留数据可追溯)
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func (s *Service) DeleteOwnPost(userID, postID string) error {
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var p model.Post
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if err := s.db.Where("id = ?", postID).First(&p).Error; err != nil {
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return ErrNotFound
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}
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if p.UserID != userID {
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return ErrForbidden
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}
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return s.db.Model(&model.Post{}).Where("id = ?", postID).
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Update("status", model.PostDeleted).Error
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}
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// DeleteOwnComment 用户删除自己的评论,并同步帖子评论数
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func (s *Service) DeleteOwnComment(userID, commentID string) error {
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var c model.Comment
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if err := s.db.Where("id = ?", commentID).First(&c).Error; err != nil {
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return ErrNotFound
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}
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if c.UserID != userID {
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return ErrForbidden
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}
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if c.Status == "deleted" {
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return nil // 幂等
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}
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return s.db.Transaction(func(tx *gorm.DB) error {
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if err := tx.Model(&model.Comment{}).Where("id = ?", commentID).
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Update("status", "deleted").Error; err != nil {
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return err
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}
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return tx.Model(&model.Post{}).Where("id = ? AND comment_count > 0", c.PostID).
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UpdateColumn("comment_count", gorm.Expr("comment_count - 1")).Error
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})
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}
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@@ -18,6 +18,9 @@ var ErrNotFound = errors.New("not found")
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// 避免「点一下白拿会员」。
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var ErrPayNotReady = errors.New("支付功能即将开放,敬请期待")
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// ErrForbidden 越权操作(如删除别人的内容)
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var ErrForbidden = errors.New("无权操作")
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// Service 业务逻辑聚合,方法按领域分散在各文件
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type Service struct {
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db *gorm.DB
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