fix(application-form-fill): 新附件先汇总再填表

tests/test_application_form_fill_workflow.py

@@ -11,6 +11,7 @@ from review_agent.models import (
     Conversation,
     FileAttachment,
     FileSummaryBatch,
+    FileSummaryBatchAttachment,
     Message,
     WorkflowEvent,
     WorkflowNodeRun,
@@ -270,3 +271,63 @@ def test_stream_message_auto_runs_summary_before_application_form_fill(
     assert "汇总完成后继续自动填表" in joined
     assert FileSummaryBatch.objects.filter(conversation=conversation, status=FileSummaryBatch.Status.SUCCESS).exists()
     assert ApplicationFormFillBatch.objects.filter(conversation=conversation).exists()
+
+
+def test_stream_message_reruns_summary_when_new_attachment_not_in_latest_batch(
+    monkeypatch, settings, tmp_path, django_user_model
+):
+    settings.MEDIA_ROOT = tmp_path
+    settings.APPLICATION_FORM_FILL_ASYNC = False
+    user = django_user_model.objects.create_user(username="owner", password="pass")
+    conversation = Conversation.objects.create(user=user, title="会话")
+    old_path = tmp_path / "old.txt"
+    old_path.write_text("旧资料", encoding="utf-8")
+    old_attachment = FileAttachment.objects.create(
+        conversation=conversation,
+        user=user,
+        original_name="旧资料.txt",
+        storage_path=str(old_path),
+        file_size=old_path.stat().st_size,
+        is_active=True,
+    )
+    old_summary = FileSummaryBatch.objects.create(
+        conversation=conversation,
+        user=user,
+        batch_no="FS-OLD",
+        status=FileSummaryBatch.Status.SUCCESS,
+    )
+    FileSummaryBatchAttachment.objects.create(batch=old_summary, attachment=old_attachment)
+    new_path = tmp_path / "ifu.txt"
+    new_path.write_text("【产品名称】\n新型冠状病毒2019-nCoV核酸检测试剂盒（荧光PCR法）", encoding="utf-8")
+    FileAttachment.objects.create(
+        conversation=conversation,
+        user=user,
+        original_name="目标产品说明书.docx",
+        storage_path=str(new_path),
+        file_size=new_path.stat().st_size,
+        is_active=True,
+    )
+    monkeypatch.setattr(
+        "review_agent.services.route_message_intent",
+        lambda conversation, content: SkillRoute(
+            action="application_form_fill",
+            workflow_type="application_form_fill",
+            confidence=0.9,
+        ),
+    )
+
+    def finish_summary(batch, async_run=True):
+        batch.status = FileSummaryBatch.Status.SUCCESS
+        batch.save(update_fields=["status"])
+
+    monkeypatch.setattr("review_agent.services.start_file_summary_workflow", finish_summary)
+
+    frames = list(stream_message(conversation, "请基于当前对话最近成功汇总的产品资料，自动提取产品关键信息并填入申报文件模板"))
+    joined = "".join(frames)
+
+    assert '"workflow_type": "file_summary"' in joined
+    assert "汇总完成后继续自动填表" in joined
+    latest_summary = FileSummaryBatch.objects.order_by("-id").first()
+    form_batch = ApplicationFormFillBatch.objects.get(conversation=conversation)
+    assert latest_summary != old_summary
+    assert form_batch.source_summary_batch == latest_summary