fix(beanie): serialization error when id excluded in list (#678)

This commit fixes JSON serialization error when 'id' is excluded from
list view in beanie backend.

Co-authored-by: Sumanta Paudel <[email protected]>

Author: wanderer056

starlette_admin/contrib/beanie/view.py

@@ -232,6 +232,9 @@ async def get_pk_value(self, request: Request, obj: Any) -> Any:
 
         return getattr(obj, not_none(self.pk_attr))
 
+    async def get_serialized_pk_value(self, request: Request, obj: Any) -> Any:
+        return str(await self.get_pk_value(request, obj))
+
     async def create(self, request: Request, data: dict) -> T:
         data = {
             k: v

tests/beanie/test_view.py

@@ -91,8 +91,11 @@ class ProductView(ModelView):
             exclude_fields_from_create = [Product.created_at]
             exclude_fields_from_edit = ["created_at"]
 
+        class StoreView(ModelView):
+            exclude_fields_from_list = ["id"]
+
         admin = Admin()
-        admin.add_view(ModelView(Store))
+        admin.add_view(StoreView(Store))
         admin.add_view(ProductView(Product))
         admin.add_view(ModelView(User))
         admin.add_view(ProductDescriptionTestView(ProductDescriptionTest))