feat(file-summary): 接入文件汇总工作流触发

review_agent/file_summary/views.py

@@ -3,6 +3,8 @@ from django.http import Http404, JsonResponse
 from django.views.decorators.http import require_http_methods
 
 from review_agent.models import Conversation, FileAttachment
+from review_agent.models import FileSummaryBatch, WorkflowEvent
+from .events import serialize_event
 
 from .storage import save_uploaded_attachment, serialize_attachment
 
@@ -56,3 +58,50 @@ def attachment_detail(request, conversation_id: int, attachment_id: int):
     attachment.is_active = False
     attachment.save(update_fields=["upload_status", "is_active"])
     return JsonResponse({"ok": True, "attachment": serialize_attachment(attachment)})
+
+
+@require_http_methods(["GET"])
+@login_required
+def batch_status(request, batch_id: int):
+    batch = FileSummaryBatch.objects.filter(pk=batch_id, user=request.user).first()
+    if not batch:
+        raise Http404("批次不存在。")
+    return JsonResponse(
+        {
+            "batch": {
+                "id": batch.pk,
+                "batch_no": batch.batch_no,
+                "status": batch.status,
+                "product_name": batch.product_name,
+                "total_files": batch.total_files,
+                "success_files": batch.success_files,
+                "failed_files": batch.failed_files,
+                "total_pages": batch.total_pages,
+            },
+            "nodes": [
+                {
+                    "node_code": node.node_code,
+                    "node_name": node.node_name,
+                    "status": node.status,
+                    "progress": node.progress,
+                    "message": node.message,
+                }
+                for node in batch.node_runs.order_by("id")
+            ],
+        }
+    )
+
+
+@require_http_methods(["GET"])
+@login_required
+def batch_events(request, batch_id: int):
+    batch = FileSummaryBatch.objects.filter(pk=batch_id, user=request.user).first()
+    if not batch:
+        raise Http404("批次不存在。")
+    after = request.GET.get("after") or "0"
+    try:
+        after_id = int(after)
+    except ValueError:
+        after_id = 0
+    events = WorkflowEvent.objects.filter(batch=batch, pk__gt=after_id).order_by("id")
+    return JsonResponse({"events": [serialize_event(event) for event in events]})