feat: 完善模板对比持久化与附件版本处理

fastapi_modules/fastapi_leaudit/controllers/crossReviewController.py

@@ -17,6 +17,7 @@ from fastapi_modules.fastapi_leaudit.domian.Dto.crossReviewDto import (
     CrossReviewTaskQueryDTO,
 )
 from fastapi_modules.fastapi_leaudit.domian.vo.crossReviewVo import (
+    CrossReviewTaskDocumentAppendVO,
     CrossReviewPendingVotesVO,
     CrossReviewPermissionVO,
     CrossReviewProposalCancelVO,
@@ -158,6 +159,30 @@ class CrossReviewController(BaseController):
             )
             return Result.success(data=Data, message="交叉评查任务文档上传成功")
 
+        @self.router.post("/tasks/{TaskId}/documents/{DocumentId}/attachments", response_model=Result[CrossReviewTaskDocumentAppendVO])
+        async def AppendTaskDocumentAttachments(
+            TaskId: int,
+            DocumentId: int,
+            files: list[UploadFile] = File(..., description="附件文件列表"),
+            remark: str | None = Form(None, description="本次追加附件备注"),
+            payload: dict[str, Any] = Depends(verify_access_token),
+        ):
+            """为交叉评查任务文档追加附件，并生成同版本链新版本。"""
+            if not await self._check_permission(int(payload["user_id"]), [self._PERMISSIONS["document_complete"]]):
+                return JSONResponse(status_code=403, content={"code": 403, "msg": "当前用户没有交叉评查任务追加附件权限", "data": None})
+            filePayloads: list[tuple[str, bytes, str | None]] = []
+            for file in files:
+                content = await file.read()
+                filePayloads.append((file.filename or "attachment.bin", content, file.content_type))
+            Data = await self.CrossReviewService.AppendTaskDocumentAttachments(
+                CurrentUserId=int(payload["user_id"]),
+                TaskId=TaskId,
+                DocumentId=DocumentId,
+                Files=filePayloads,
+                Remark=remark,
+            )
+            return Result.success(data=Data, message="附件追加成功")
+
         @self.router.post("/proposals", response_model=Result[CrossReviewProposalCreateVO])
         async def CreateProposal(
             Body: CrossReviewProposalCreateDTO,