fix: 完善个人中心卡片管理

ai_knowledge_base_v2/apps/backend/app/api/chat.py

@@ -136,6 +136,16 @@ def mark_help_card_copied(
     return api_success(help_card_dict(HelpCardService.mark_copied(db, user=current_user, card_id=card_id)))
 
 
+@router.delete("/help-card/{card_id}")
+def delete_help_card(
+    card_id: int,
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+) -> dict:
+    HelpCardService.delete(db, user=current_user, card_id=card_id)
+    return api_success()
+
+
 @router.post("/session/{session_id}/share-draft")
 def generate_share_draft(
     session_id: int,
@@ -165,6 +175,16 @@ def mark_share_draft_copied(
     return api_success(share_draft_dict(ShareDraftService.mark_copied(db, user=current_user, draft_id=draft_id)))
 
 
+@router.delete("/share-draft/{draft_id}")
+def delete_share_draft(
+    draft_id: int,
+    db: Session = Depends(get_db),
+    current_user: User = Depends(get_current_user),
+) -> dict:
+    ShareDraftService.delete(db, user=current_user, draft_id=draft_id)
+    return api_success()
+
+
 @router.post("/completions")
 def completions(
     payload: ChatCompletionRequest,

ai_knowledge_base_v2/apps/backend/app/services/help_card_service.py

@@ -62,6 +62,14 @@ class HelpCardService:
         db.refresh(card)
         return card
 
+    @staticmethod
+    def delete(db: Session, *, user: User, card_id: int) -> None:
+        card = db.scalar(select(TeacherHelpCard).where(TeacherHelpCard.id == card_id, TeacherHelpCard.user_id == user.id))
+        if card is None:
+            raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="求助卡不存在")
+        db.delete(card)
+        db.commit()
+
 
 def help_card_dict(card: TeacherHelpCard) -> dict:
     return {

ai_knowledge_base_v2/apps/backend/app/services/share_draft_service.py

@@ -61,6 +61,14 @@ class ShareDraftService:
         db.refresh(draft)
         return draft
 
+    @staticmethod
+    def delete(db: Session, *, user: User, draft_id: int) -> None:
+        draft = db.scalar(select(ShareDraft).where(ShareDraft.id == draft_id, ShareDraft.user_id == user.id))
+        if draft is None:
+            raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="分享稿不存在")
+        db.delete(draft)
+        db.commit()
+
 
 def share_draft_dict(draft: ShareDraft) -> dict:
     return {