fix(file-summary): 修复删除对话时受保护批次阻塞

review_agent/file_summary/views.py

@@ -1,4 +1,5 @@
 from django.contrib.auth.decorators import login_required
+from django.db import transaction
 from django.db.models import Count, Q
 import json
 import logging
@@ -7,7 +8,14 @@ from pathlib import Path
 from django.http import FileResponse, Http404, JsonResponse
 from django.views.decorators.http import require_http_methods
 
-from review_agent.models import ApplicationFormFillBatch, Conversation, ExportedSummaryFile, FileAttachment, Message
+from review_agent.models import (
+    ApplicationFormFillBatch,
+    Conversation,
+    ExportedSummaryFile,
+    FileAttachment,
+    Message,
+    RegulatoryReviewBatch,
+)
 from review_agent.models import FileSummaryBatch, WorkflowEvent
 from review_agent.notifications.presenter import serialize_notification_records
 from .events import serialize_event
@@ -152,7 +160,10 @@ def conversation_list(request):
 @login_required
 def conversation_detail(request, conversation_id: int):
     conversation = _conversation_for_user(request.user, conversation_id)
-    conversation.delete()
+    with transaction.atomic():
+        ApplicationFormFillBatch.objects.filter(conversation=conversation).delete()
+        RegulatoryReviewBatch.objects.filter(conversation=conversation).delete()
+        conversation.delete()
     return JsonResponse({"ok": True, "conversation_id": conversation_id})