attempt - hint serialize

src/formats/serde.rs

@@ -20,6 +20,24 @@ where
     map.serialize(serializer)
 }
 
+pub fn serialize_hints<S>(hints: &HashMap<String, OwnedValue>, serializer: Serializer) -> Result<S::Ok, S::Error>
+{
+    let mut hint_map = serde_json::Map::new();
+
+    for hint in hints {
+        if let (hint_name, hint_val) = hint {
+            let mut h = serde_json::Map::new();
+            let sig = hint_val.value_signature();
+            let val = hint_val.try_clone();
+            h.insert(sig.to_string(), serde_json::Value::String(val));
+            
+            hint_map.insert(hint_name.clone(), serde_json::Value::Object(h.clone()));
+        }
+    }
+
+    hint_map.serialize(serializer)
+}
+
 /*
 pub fn serialize_hints<S>(hints: &HashMap<String, OwnedValue>, serializer: S) -> Result<S::Ok, S::Error>
 where

src/notification.rs

@@ -1,4 +1,4 @@
-use crate::formats::serde::serialize_actions; //,serialize_hints};
+use crate::formats::serde::{serialize_actions,serialize_hints};
 use serde::Serialize;
 use std::collections::HashMap;
 use zbus::{message::Body, Result};
@@ -21,7 +21,7 @@ pub struct Notification {
     #[serde(serialize_with = "serialize_actions")]
     actions: Vec<String>,
     // Useful extra data - notif type, urgency, notif sound, icon data, etc.
-    //#[serde(serialize_with = "serialize_hints")]
+    #[serde(serialize_with = "serialize_hints")]
     hints: HashMap<String, OwnedValue>,
     // Seconds till this notif expires. Optional
     expir_timeout: i32,