product create fix error

core/apps/vendors/pagination.py

@@ -1,6 +1,27 @@
-from rest_framework.pagination import CursorPagination
+from rest_framework.pagination import CursorPagination, PageNumberPagination
+
 
 class VendorProductCursorPagination(CursorPagination):
     page_size = 20
     ordering = '-created_at'
     cursor_query_param = 'cursor'
+
+
+class VendorProductPagePagination(PageNumberPagination):
+    page_size = 20
+    page_size_query_param = 'page_size'
+    max_page_size = 100
+
+    def get_paginated_response(self, data):
+        from rest_framework.response import Response
+        return Response({
+            "total_items": self.page.paginator.count,
+            "total_pages": self.page.paginator.num_pages,
+            "page_size": self.get_page_size(self.request),
+            "current_page": self.page.number,
+            "links": {
+                "next": self.get_next_link(),
+                "previous": self.get_previous_link(),
+            },
+            "results": data,
+        })