效果优化

offline-backend-20260512/backend/app/gateway/routers/ai_writing.py

@@ -42,6 +42,8 @@ class StartWritingRequest(BaseModel):
     model_name: str = ""
     # 素材检索关键词数量：用户指定用几个关键词检索（1~10，默认 6）
     keyword_count: int = 6
+    # 写作模式：strict=严格依据素材 / loose=可结合通用知识（默认 loose）
+    writing_mode: str = "loose"
 
 
 class StartWritingResponse(BaseModel):
@@ -59,6 +61,9 @@ class ResumeRequest(BaseModel):
     user_revision_notes: str = ""
     override_verdict: bool = False
     selected_issue_indices: Optional[list[int]] = None
+    # 素材不足求助点：每个被阻塞章节的处理决策
+    # [{"sectionTitle": "...", "decision": "supplement|delete|loose"}]
+    section_decisions: list[dict] = Field(default_factory=list)
 
 
 class RenameSessionRequest(BaseModel):
@@ -234,6 +239,8 @@ async def start_writing(body: StartWritingRequest, request: Request):
         "word_count_target": body.word_count_target,
         # 规整到 [1, 10]，非法值回退默认 6
         "keyword_count": max(1, min(10, body.keyword_count)),
+        # 写作模式，非法值回退 loose
+        "writing_mode": body.writing_mode if body.writing_mode in ("strict", "loose") else "loose",
         "revision_count": 0,
         "max_revisions": 3,
         "status": "researching",
@@ -425,6 +432,7 @@ async def resume_writing(session_id: str, body: ResumeRequest, request: Request)
         "userRevisionNotes": body.user_revision_notes,
         "overrideVerdict": body.override_verdict,
         "selectedIssueIndices": body.selected_issue_indices,
+        "sectionDecisions": body.section_decisions,
     }
 
     # Record this intervention for session history