usage will be shown if populated

n0x29a · n0x29a · commit 86470d13a449 · 2025-05-14T16:03:16.000+02:00
diff --git a/lib/api/src/rest/models.rs b/lib/api/src/rest/models.rs
@@ -44,19 +44,30 @@ pub struct ApiResponse<D> {
     pub result: Option<D>,
     pub status: ApiStatus,
     pub time: f64,
-    #[serde(skip_serializing_if = "Option::is_none")]
+    #[serde(skip_serializing_if = "is_usage_none_or_empty")]
     pub usage: Option<Usage>,
 }
 
 /// Usage of the hardware resources, spent to process the request
-#[derive(Debug, Serialize, JsonSchema, Anonymize, Clone, Default)]
+#[derive(Debug, Serialize, JsonSchema, Anonymize, Clone)]
 #[serde(rename_all = "snake_case")]
 #[anonymize(false)]
 pub struct Usage {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub hardware: Option<HardwareUsage>,
 }
 
+impl Usage {
+    pub fn is_empty(&self) -> bool {
+        let Usage { hardware } = self;
+        hardware.is_none()
+    }
+}
+
+fn is_usage_none_or_empty(u: &Option<Usage>) -> bool {
+    u.as_ref().map_or(true, |usage| usage.is_empty())
+}
+
 /// Usage of the hardware resources, spent to process the request
 #[derive(Debug, Serialize, JsonSchema, Anonymize, Clone)]
 #[serde(rename_all = "snake_case")]
