fix: query param of api_man

api_man/serializers.py

@@ -67,6 +67,12 @@ class ProductSerializer(BaseSerializer):
         - 如果有图片：返回完整 URL（七牛云 CDN 地址）
         - 如果没有图片：返回 None
         """
+        primary_url_resolver = getattr(obj, 'get_primary_image_url', None)
+        if callable(primary_url_resolver):
+            resolved = primary_url_resolver()
+            if resolved:
+                return resolved
+
         if obj.image:
             request = self.context.get('request')
             if request:

api_man/views.py

@@ -2,6 +2,8 @@ from rest_framework import viewsets
 from rest_framework.exceptions import PermissionDenied
 from rest_framework.pagination import LimitOffsetPagination
 from rest_framework.permissions import IsAuthenticated, DjangoModelPermissions
+from rest_framework.decorators import action
+from rest_framework.response import Response
 from django_filters.rest_framework import DjangoFilterBackend
 from django_filters import rest_framework as dj_filters
 
@@ -68,11 +70,18 @@ class BasicInfoFilterMixin:
     def filter_queryset(self, queryset):
         field = self._detect_filter_field()
         model = getattr(getattr(self, 'queryset', None), 'model', None)
-        if not field or not model:
-            return super().filter_queryset(queryset)
+        if field and model:
+            self.filterset_class = self._build_filterset_class(model, field)
 
-        self.filterset_class = self._build_filterset_class(model, field)
-        return super().filter_queryset(queryset)
+        qs = super().filter_queryset(queryset)
+
+        # 统一按创建时间倒序排序（如果模型存在 created_at 字段）
+        model = getattr(qs, 'model', model)
+        if model:
+            field_names = {f.name for f in model._meta.get_fields() if hasattr(f, 'name')}
+            if 'created_at' in field_names:
+                return qs.order_by('-created_at')
+        return qs
 
 
 class BaseViewSet(BasicInfoFilterMixin, viewsets.ModelViewSet):
@@ -106,6 +115,11 @@ class QuickInputViewSet(BasicInfoFilterMixin, viewsets.ModelViewSet):
             qs = qs.filter(group=group)
         return qs
 
+    @action(detail=False, methods=['get'], url_path='groups')
+    def groups(self, request):
+        groups = serializers.basic_models.QuickInput.objects.values_list('group', flat=True).distinct()
+        return Response(groups)
+
 
 class ProductViewSet(BaseViewSet):
     queryset = serializers.basic_models.Product.objects