From 3d19959006420baaa9b9781c0da4fab09186a4c3 Mon Sep 17 00:00:00 2001
From: Leo Romanovsky <leoromanovsky@users.noreply.github.com>
Date: Wed, 27 Nov 2024 09:21:51 -0800
Subject: [PATCH] Make UniversalFlagConfigWire.format optional (#76)

* Make UniversalFlagConfigWire.format optional

* Update eppo_core/src/ufc/models.rs

Co-authored-by: Oleksii Shmalko <oleksii@fluxon.com>

---------

Co-authored-by: Oleksii Shmalko <oleksii@fluxon.com>
---
 eppo_core/src/ufc/models.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/eppo_core/src/ufc/models.rs b/eppo_core/src/ufc/models.rs
index 2a024a94..a0fbfd8e 100644
--- a/eppo_core/src/ufc/models.rs
+++ b/eppo_core/src/ufc/models.rs
@@ -18,7 +18,8 @@ pub type Timestamp = chrono::DateTime<chrono::Utc>;
 pub(crate) struct UniversalFlagConfigWire {
     /// When configuration was last updated.
     pub created_at: Timestamp,
-    pub format: AssignmentFormat,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub format: Option<AssignmentFormat>,
     /// Environment this configuration belongs to.
     pub environment: Environment,
     /// Flags configuration.